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Mediatek Inc patents (2017 archive)


Recent patent applications related to Mediatek Inc. Mediatek Inc is listed as an Agent/Assignee. Note: Mediatek Inc may have other listings under different names/spellings. We're not affiliated with Mediatek Inc, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "M" | Mediatek Inc-related inventors


On-demand reconfigurable control plane architecture (orca) integrating millimeter-wave small cell and microwave macro cell

Millimeter-wave (mmwave) band communication is a very promising technology for 5g small cells. In practice, such a new system will coexist with legacy or evolved microwave band systems, such as e-utran lte macro-cell cellular systems, for a long time to come. ... Mediatek Inc

Flexible macro-assisted user-plane architecture with millimeter-wave small cells

Millimeter-wave (mmwave) band communication is a very promising technology for 5g small cells. In practice, such a new system will coexist with legacy or evolved microwave band systems, such as e-utran lte macro-cell cellular systems, for a long time to come. ... Mediatek Inc

Method and apparatus of inter coding for vr video using virtual reference frames

A method and apparatus of video encoding or decoding for a video encoding or decoding system applied to multi-face sequences corresponding to a 360-degree virtual reality sequence are disclosed. According the present invention, one or more multi-face sequences representing the 360-degree virtual reality sequence are derived. ... Mediatek Inc

Methods and apparatuses of decoder side intra mode derivation

Video processing methods and apparatuses receive input data associated with a current block, determine an actual intra prediction mode for the current block by performing decoder side intra mode derivation, perform intra prediction based on the actual intra prediction mode, replace the actual intra prediction mode with a pseudo mode when processing the current block by an intra mode dependent tool in syntax signaling or parsing, and encode or decode the current block. The pseudo mode referenced by the intra mode dependent tool is a predefined mode or a derived mode, which is referenced as the intra prediction mode for blocks coded using decoder side intra mode derivation, or is referenced by the intra mode dependent tool as the intra prediction mode for all intra prediction coded blocks.. ... Mediatek Inc

Method and apparatus of face independent coding structure for vr video

A method and apparatus of video encoding or decoding for a video encoding or decoding system applied to multi-face sequences corresponding to a 360-degree virtual reality sequence are disclosed. According to embodiments of the present invention, at least one face sequence of the multi-face sequences is encoded or decoded using face-independent coding, where the face-independent coding encodes or decodes a target face sequence using prediction reference data derived from previous coded data of the target face sequence only. ... Mediatek Inc

Wireless communication receiver

Provided is a wireless communication receiver including an antenna for receiving an rf signal; a first mixer, coupled to the antenna, for performing frequency conversion on the rf signal from the antenna by mixing the rf signal with a local oscillator signal to provide a first intermediate frequency (if) signal; and a first filter, coupled to the first mixer, configured to pass a predetermined band of frequencies of the first if signal and to generate a first channel signal. The first filter includes a negative feedback loop coupled to the first mixer for performing negative feedback loop control on the first if signal; and a positive capacitive feedback loop coupled to the first mixer for performing positive capacitive feedback loop control on the first if signal, the negative feedback loop and the positive capacitive feedback loop being coupled in parallel.. ... Mediatek Inc

Semiconductor package structure and method for forming the same

A semiconductor package structure has a first electronic component on an insulating layer, a dielectric layer on the insulating layer and surrounding the first electronic component, a second electronic component stacked on the first electronic component, wherein an active surface of the first electronic component faces an active surface of the second electronic component, a molding compound on the first electronic component and surrounding the second electronic component, a third electronic component stacked on the second electronic component and the molding compound.. . ... Mediatek Inc

Speech enhancement for headsets with in-ear microphones

An earpiece of a headset uses a first signal and a second signal received from an in-ear microphone and an outside microphone, respectively, to enhance microphone signals. The in-ear microphone is positioned at a proximal side of the earpiece with respect to an ear canal of a user, and the outside microphone is positioned at a distal side of the earpiece with respect to the ear canal. ... Mediatek Inc

Method and apparatus for memory access

Aspects of the disclosure provide an integrated circuit (ic) chip that includes interface circuits and a control circuit. The interface circuits is configured to interface the ic chip to buses that couple the ic chip with a memory chip, to drive signals onto the buses for transmission to the memory chip and to receive signals that are transmitted on the buses from the memory chip. ... Mediatek Inc

Electronic device and method for controlling user experience with application on electronic device

A method for controlling a user experience with an application on an electronic device is provided. The method includes the following steps: detecting a temperature of the electronic device; detecting a power of the electronic device; calculating a power-thermal hint according to the detected temperature and the detected power; and adjusting a complexity level of the application according to at least the power-thermal hint so as to control the user experience with the application.. ... Mediatek Inc

Beam misalignment detection for wireless communication system with beamforming

A method of beam misalignment detection for wireless communication system with beamforming is proposed. To identify a misaligned beam, a relative beam quality degradation is applied by comparing a dedicated beam quality with a reference beam quality. ... Mediatek Inc

Method and apparatus of alternative transform for video coding

A method and apparatus for alternative transforms in a video coding system according to a control flag are disclosed. In one embodiment, the control flag for the current pu is determined. ... Mediatek Inc

Method and apparatus of single channel compression

A method or apparatus of configuring a multi-channel coding device for use as a single-channel coding device is provided. The multi-channel coding device reconfigured as a single-channel coding device performs encoding or decoding of the pixels for a first color channel while substituting the pixels of a second color channel with predetermined (e.g., fixed) values. ... Mediatek Inc

Method of video coding for chroma components

A method for chroma intra prediction allowing different chroma blocks in a coding unit to use separate chroma intra prediction modes is disclosed. The method selects chroma intra prediction modes for a first chroma block and one or more non-first chroma blocks in a current color block, where the first chroma block and at least one non-first chroma block use separate chroma intra prediction modes. ... Mediatek Inc

12/21/17 / #20170366808

Method and apparatus for selective filtering of cubic-face frames

Methods and apparatus of processing cube face images are disclosed. According to embodiments of the present invention, one or more discontinuous boundaries within each assembled cubic frame are determined and used for selective filtering, where the filtering process is skipped at said one or more discontinuous boundaries within each assembled cubic frame when the filtering process is enabled. ... Mediatek Inc

12/21/17 / #20170366466

Method of reducing transmission control protocol acknowledgement and wireless device using the same

A method for a wireless device of a wireless system is disclosed. The method utilizes a byte-in-flight (bif) value as an indicator to determine whether to drop the transmission control protocol acknowledgement (tcp ack) packet according to the bif value, where the bif value is an amount of data of the wireless connection which is sent by the first device but not acknowledged yet when obtaining the tcp ack packet. ... Mediatek Inc

12/21/17 / #20170365594

Integrated circuit

An integrated circuit is provided. In one implementation, the integrated circuit includes a first standard cell, comprising at least one first pmos transistor disposed in a first row in a semiconductor substrate and at least one first nmos transistor disposed in a first area of a second row in the semiconductor substrate, and a second standard cell, comprising a plurality of second pmos transistors disposed in the first row and a third row in the semiconductor substrate and a plurality of second nmos transistors disposed in a second area of the second row in the semiconductor substrate, wherein the second row is adjacent to the first and third rows and arranged between the first and third rows.. ... Mediatek Inc

12/21/17 / #20170364606

Table lookup apparatus using content-addressable memory based device and related table lookup method thereof

A table lookup apparatus has a content-addressable memory (cam) based device and a scope mask circuit. The cam based device has cam entries that are used to vertically store a plurality of tables in a word-wise aggression fashion, wherein the cam entries are responsive to a valid bit input including valid bits of the cam entries, and a cam entry is invalid when receiving a corresponding valid bit set by a predetermined logic value. ... Mediatek Inc

12/14/17 / #20170359819

Neighborhood awareness network and multi-channel operation over ofdma

Apparatus and methods are provided for peer-to-peer communication network and multi-channel operation over ofdma. In novel aspect, the communication device sends a first frame to reserve a time period for one or more peer-to-peer services in a wireless communication network, establishes one or more sessions with one or more peer-to-peer communication devices in the time period reserved for a subset of the one or more peer-to-peer services, transmits a second frame allocating radio resource for a subset of communications devices of the one or more communications devices, and sends or receives one or more data frames to/from one or more peer-to-peer communication devices concurrently using ofdma, wherein the one or more data frames are received during the reserved time period. ... Mediatek Inc

12/14/17 / #20170359801

Enhanced paging for low cost (lc) machine type communication (mtc) ues

Methods and apparatus are provided for paging enhancement for lc-mtc devices. In one novel aspect, a new paging message is used. ... Mediatek Inc

12/14/17 / #20170359757

Apparatuses and methods for cell selection during a call fallback from an advanced network to a legacy network

A mobile communication device including a wireless transceiver and a controller is provided. The wireless transceiver performs wireless transmission and reception to and from an advanced network and a legacy network. ... Mediatek Inc

12/14/17 / #20170359632

Method of inter-frequency or inter-radio access technology measurement

A method of inter-frequency or inter-rat (radio access technology) measurement for a user equipment in a wireless communication system is provided. The method comprises receiving configuration information of measurement gap from a network of the wireless communication system, obtaining a list of frequencies or rats to be measured, and allocating at least two of the frequencies or rats in the measurement gap, to perform cell search or measurement on the at least two frequencies or rats within the measurement gap.. ... Mediatek Inc

12/14/17 / #20170359164

Phase-shifter circuit and method of generating a phase-shifted form of a reference timing signal

A phase-shifter circuit arranged to receive a reference timing signal and to output a phase-shifted form of the reference timing signal. The phase-shifter circuit comprises a delay circuit arranged to receive the reference timing signal and a delay control signal, and to delay transitions within the reference timing signal to generate the phase-shifted form of the reference timing signal, wherein the amount of delay applied by the delay circuit to the transitions within the reference timing signal is controllable by the delay control signal. ... Mediatek Inc

12/14/17 / #20170357307

Method for performing system power budgeting within an electronic device, and associated apparatus

A method for performing system power budgeting within an electronic device and an associated apparatus are provided. The method includes the steps of: utilizing a power consumption index generator positioned in a specific subsystem to generate a power consumption index corresponding to the specific subsystem, where the electronic device includes a plurality of subsystems, and the specific subsystem is one of the plurality of subsystems; and performing configuration adjustment on at least one portion of the electronic device according to the power consumption index corresponding to the specific subsystem.. ... Mediatek Inc

12/07/17 / #20170353738

Method for determining storage position of coefficient according to transpose flag before coefficient is stored into inverse scan storage device and associated apparatus and machine readable medium

A coefficient access method includes: receiving a coefficient generated from an entropy decoding process, wherein the received coefficient is a part of a transform block (tb); before the received coefficient is stored into an inverse scan (is) storage device, determining a storage position of the received coefficient according to a transpose flag associated with the tb, wherein the transpose flag indicates whether or not a coefficient transpose process is needed; and after the storage position is determined, storing the received coefficient into the determined storage position in the is storage device.. . ... Mediatek Inc

12/07/17 / #20170353737

Method and apparatus of boundary padding for vr video processing

A method and apparatus or video coding or processing for an image sequence corresponding to virtual reality (vr) video are disclosed. According to embodiments of the present invention, a padded area outside one cubic face frame boundary of one cubic face frame is padded to form a padded cubic face frame using one or more extended cubic faces, where at least one boundary cubic face in said one cubic face frame has one padded area using pixel data derived from one extended cubic face in a same cubic face frame.. ... Mediatek Inc

12/07/17 / #20170353730

Method and apparatus for template-based intra prediction in image and video coding

A method and apparatus for video coding using template-based intra prediction are disclosed. According to one method, where determining whether to apply the template-based intra prediction or one or more parameters associated with the template-based intra prediction depends on the current block size. ... Mediatek Inc

12/07/17 / #20170353719

Method and apparatus for template-based intra prediction in image and video coding

A method and apparatus for video coding using template-based intra prediction are disclosed. According to one method, the template-based intra prediction searches n template matching candidates to reduce the complexity. ... Mediatek Inc

12/07/17 / #20170353192

Analog-to-digital converter with embedded noise-shaped truncation, embedded noise-shaped segmentation and/or embedded excess loop delay compensation

An exemplary quantizer includes a multi-bit analog-to-digital converter (adc) and a first digital-to-analog converter (dac) feedback circuit. The multi-bit adc has an internal dac associated with comparison of each sampled analog input of the multi-bit adc. ... Mediatek Inc

12/07/17 / #20170353191

Delta-sigma modulator, analog-to-digital converter and associated signal conversion method based on multi stage noise shaping structure

To convert a first stage input to a digital output, a delta-sigma modulator, an analog-to-digital converter and an associated signal conversion method based on an mash structure are provided. The analog-to-digital converter includes the delta-sigma modulator and a sample and hold circuit. ... Mediatek Inc

12/07/17 / #20170352719

Metal-oxide-metal capacitor

A metal-oxide-metal (mom) capacitor is provided in the present invention. The mom capacitor includes a capacitor element, wherein the capacitor element includes a first electrode and a second electrode. ... Mediatek Inc

12/07/17 / #20170352130

Display apparatus dynamically adjusting display resolution and control method thereof

A display apparatus is provided. The display apparatus includes a detector and a controller. ... Mediatek Inc

12/07/17 / #20170351283

Low dropout linear regulators and starting methods therefor

A low dropout linear regulator, a starting method, an electronic device, and a chip are provided. Wherein the low dropout linear regulator comprises an error amplifier circuit, an over current circuit and an over-current adjustor, the starting method includes: beginning a soft-starting process of the low dropout linear regulator and turning on a first transistor and a second transistor to provide a over current to raise an output voltage of the low dropout linear regulator; maintaining the ‘turn on’ state of the first transistor and the second transistor and decreasing the over current according to a signal obtained from the error amplifier circuit after the output voltage of the low dropout linear regulator reaches a starting voltage of the error amplifier circuit; wherein the error amplifier circuit begins to operate when the output voltage of the low dropout linear regulator reaches the starting voltage of the error amplifier circuit.. ... Mediatek Inc

11/30/17 / #20170347374

Apparatuses and methods for concurrent operations on multiple channels

A wireless communication device including first and second circuitry is provided. The first circuitry is configured to wirelessly communicate with an access point when the wireless communication device operates in a first mode on a first channel. ... Mediatek Inc

11/30/17 / #20170347373

Systems and methods for operation coordination between a plurality of co-existing wireless communication circuits

A wireless communication system including a first circuit and a second circuit is provided. The first circuit is configured to support a first wireless communication using a first wireless technology. ... Mediatek Inc

11/30/17 / #20170347325

Wireless communication methods and devices

The wireless communication methods and devices are provided. The wireless communication method includes the steps of determining whether uplink data for an uplink transmission includes control messages; and forbidding a tx power throttling procedure from being performed when the uplink data includes the control messages. ... Mediatek Inc

11/30/17 / #20170347301

Virtual roaming methods and apparatus thereof

Concepts and examples pertaining to virtual roaming are described. A processor of an electronic apparatus hosts a main repeater and one or more virtual repeaters by functioning as the main repeater and the one or more virtual repeaters with each of the one or more virtual repeaters mimicking a respective one of one or more remote repeaters. ... Mediatek Inc

11/30/17 / #20170347300

Methods for efficient wireless communications and communication apparatus utilizing the same

A communications apparatus and method for camping on a serving cell. The apparatus includes a radio frequency (rf) signal processing device, processing a plurality of rf signals to generate a plurality of baseband signals, a baseband signal processing device, processing the baseband signals, and a processor, measuring a signal quality or power of the serving cell and determining whether a first predetermined threshold value related to cell reselection of the serving cell is greater than a second predetermined threshold value related to cell reselection of a predetermined neighbor cell. ... Mediatek Inc

11/30/17 / #20170347293

Wireless module and method of reducing interference between multiple wireless antennas

A wireless module with reduced interference between the multiple wireless antennas therein. A synchronization signal is transmitted from a first transceiver module to a second transceiver module and, accordingly, the second transceiver module operates a transmitter of the second transceiver module at a first operating bandwidth in a time-division mode (with respect to the first transceiver module). ... Mediatek Inc

11/30/17 / #20170347277

Methods and apparatus for multiple connectivity in heterogeneous network

Methods are provided to perform multiple-connectivity operation in the heterogeneous network. In one novel aspect, multiple-connectivity is configured with one microwave macro cell and multiple small cells. ... Mediatek Inc

11/30/17 / #20170347276

Reference signal provisioning and channel information reporting for wireless directional transmission systems

Mechanisms for wireless directional transmission systems are proposed. In a first novel aspect, a mechanism for reference signal provisioning and channel information reporting is proposed. ... Mediatek Inc

11/30/17 / #20170347268

Resource allocation design for low cost machine-type communication ue

Methods and apparatus of resource allocation (ra) for low cost machine communication type (lc-mtc) user equipments (ues) are provided. A ue obtains one or multiple sets of resources in a mobile communication network. ... Mediatek Inc

11/30/17 / #20170347234

Portable electronic devices with an emergency mode for locating survivors in disasters

An emergency mode is provided in a portable electronic device for locating a survivor in a disaster. The device includes a wireless antenna to transmit and receive wireless signals; a memory to store one or more identifiers; a user interface to receive a command that enables the emergency mode. ... Mediatek Inc

11/30/17 / #20170346860

Method to support service continuity for multiple sessions

A method to manage call continuity in a network environment including a circuit-switched network and an ip multimedia subsystem (ims) network is provided. A ue monitors one or more ongoing sessions in an ims network, and the ongoing sessions contain at least one conference call. ... Mediatek Inc

11/30/17 / #20170346607

Methods and apparatus for enhancement for harq with channel repetitions

Methods are provided for harq with channel repetitions. In one novel aspect, the user equipment (ue) receives the resource grant and determines the type of the grant as being the initial resource grant or the secondary resource grant. ... Mediatek Inc

11/30/17 / #20170346510

Quadrature transmitter, wireless communication unit, and method for spur suppression

A quadrature transmitter is described that comprises: a first transmitter path and a second transmitter path that are matched. Each transmitter path comprises: at least one input arranged to receive respective first or second sets of quadrature baseband signals; at least one local oscillator, lo, port configured to receive respective first and second sets of quadrature lo signals; at least one mixer stage coupled to the at least one input and configured to respectively multiply the sets of quadrature baseband signals with the respective first or second sets of quadrature lo signals to produce a respective output radio frequency, rf, signal; and a combiner configured to combine the output radio frequency signals of the first transmitter path and the second transmitter path. ... Mediatek Inc

11/30/17 / #20170346498

Charge compensation circuit and analog-to-digital converter with the same

A charge compensation circuit for use in an analog-to-digital converter (adc) includes at least one capacitor and at least one logic circuit. A first terminal of the capacitor is coupled to a reference voltage of the analog-to-digital converter. ... Mediatek Inc

11/30/17 / #20170346464

Biased impedance circuit, impedance adjustment circuit, and associated signal generator

A biased impedance circuit, an impedance adjustment circuit, and an associated signal generator are provided. The biased impedance circuit is coupled to a summation node and applies a biased impedance to the summation node. ... Mediatek Inc

11/30/17 / #20170345480

Memory module, memory controller and associated control method for read training technique

A memory module includes a memory interface circuit and a training signal generator. The memory interface circuit includes a plurality of terminals for communicating with a memory controller, and the terminals comprise at least a plurality of data terminals. ... Mediatek Inc

11/30/17 / #20170345469

Pre-processing circuit with data-line dc immune clamping and associated method and sensing circuit

A pre-processing circuit is used for pre-processing a data-line voltage representative of a data output of a memory device. The pre-processing circuit includes a pre-charging circuit and a clamping circuit. ... Mediatek Inc

11/30/17 / #20170345399

Method for performing display control of an electronic device in response to a user activity, and associated apparatus

A method for performing display control of an electronic device and an associated apparatus are provided, where the method may include: detecting a user activity of a user to determine a user orientation of the user with respect to a display area of the electronic device; and according to the user orientation of the user with respect to the display area, selectively adjusting at least one portion of a plurality of display contents in the display area to emulate what is viewed from a normal direction of the display area, to allow the user to view the at least one portion of the plurality of display contents without need of changing a display area orientation of the display area.. . ... Mediatek Inc

11/30/17 / #20170345205

Method and apparatus for signaling region of interests

Aspects of the disclosure provide an apparatus that includes an interface circuit, an image generating circuit and a display device. The interface circuit is configured to receive media data with timed directorial information indicative of a region of interests at a time. ... Mediatek Inc

11/23/17 / #20170339728

Method of network configuration for wireless access point

A method of network configuration for a first wireless access point (ap) includes scanning to find a second wireless ap; determining whether the first wireless ap is a network provider or a network joiner in a network connection with the second wireless ap according to a determination rule; establishing the network connection with the second wireless ap; and configuring a profile of the first wireless ap when the network connection is established; wherein the second wireless ap is configured to have a profile identical to the profile of the first wireless ap when the network connection is established.. . ... Mediatek Inc

11/23/17 / #20170339678

Base station and user equipment having on-demand signalling mechanism in directional wireless communication system

The disclosure is directed to a base station and a user equipment having on-demand signaling mechanism in directional wireless system. According to one of the exemplary embodiment, the present disclosure proposes a base station which includes at least but not limited to a transmitter and a receiver to transmit and receive data respectively and a processing circuit coupled to the transmitter and the receiver and is configured at least to receive through the receiver a service request to start an on-demand transmission, configure a control signaling to schedule a schedulable resource based on the service request in response to starting the on-demand transmission, and transmit through the transmitter the control signaling for triggering reference signals of an external base station to transmit the scheduled schedulable resource, wherein the reference signals are aperiodic and directional.. ... Mediatek Inc

11/23/17 / #20170339669

User equipment of wireless communication system using carrier aggregation and carrier aggregation control method for the same

A user equipment of a wireless communication system using carrier aggregation and a carrier aggregation control method thereof are provided. The user equipment includes an abnormal event detector and a processor electrically connected with the abnormal event detector. ... Mediatek Inc

11/23/17 / #20170339662

Mobility management method in macro-assisted system and related apparatuses using the same

The disclosure is directed to a mobility management method in a macro-assisted communication system and related apparatuses using the same method. According to one of the exemplary embodiments, the disclosure is directed to a mobility management method applicable to a user equipment in a macro-assisted communication system. ... Mediatek Inc

11/23/17 / #20170339586

Wireless communication method and device

A wireless communication method and device are provided. The wireless communication method includes the steps of directly monitoring a paging channel (pch) without detecting a paging indicator (pi) in a paging indicator channel (pich) by user equipment; and decoding data of the pch by the user equipment. ... Mediatek Inc

11/23/17 / #20170339432

High efficiency adaptive loop filter processing for video coding

Aspects of the disclosure provide a method and a circuit for adaptive loop filtering in a video coding system. The method can include receiving a block of samples generated from a previous-stage filter circuit in a filter pipeline, the block of samples being one of multiple blocks included in a current picture, performing, in parallel, adaptive loop filter (alf) processing for multiple target samples in the block of samples, while the previous-stage filter circuit is simultaneously processing another block in the current picture, storing, in a buffer, first samples each having a filter input area defined by a filter shape that includes at least one sample which has not been received, and storing, in the buffer, second samples included in the filter input areas of the first samples.. ... Mediatek Inc

11/23/17 / #20170339423

Image encoder using shared mean value calculation circuit and/or shared clipping circuit and associated image encoding method

One exemplary image encoding method for encoding an image includes following steps: calculating a mean value of each color channel of a plurality of reconstructed pixels; determining a first predictor used by a first candidate coding mode of a current coding block according to mean values of color channels of the reconstructed pixels; determining a second predictor used by a second candidate coding mode of the current coding block according to the mean values of the color channels of the reconstructed pixels, wherein determining the first predictor and determining the second predictor are performed in a parallel manner; determining a coding mode selected from candidate coding modes including at least the first candidate coding mode and the second candidate coding mode; and encoding the current coding block into a part of a bitstream according to at least the determined coding mode.. . ... Mediatek Inc

11/23/17 / #20170339419

Method and apparatus for line buffer reduction for video processing

A method for encoding luma intra mode using context adaptive entropy processing determines a current luma intra mode for a current block and determines whether a neighboring block of the current block within a region of an independently coded slice is on a different side of a boundary of the region from the current block. The method replaces prediction mode information associated with the neighboring block by dc mode if the neighboring block is on the different side of the boundary of the region from the current block, and forms data for processing a current syntax element associated with the current luma intra mode based on the prediction mode information associated with the neighboring block. ... Mediatek Inc

11/23/17 / #20170338925

Scheduling method of communication system using directional reference signals and related apparatuses using the same

The disclosure is directed to a scheduling method of a communication system that uses directional reference signals and related apparatuses using the same. In one of the exemplary embodiments, the proposed scheduling method is used by a ue that receives directional reference signals. ... Mediatek Inc

11/23/17 / #20170338231

Semiconductor structure

A semiconductor structure is provided. The semiconductor structure includes a semiconductor substrate, a well region on the semiconductor substrate, a radio frequency circuit, a first guard ring adjacent to the rf circuit, and a first isolation region directly disposed between the rf circuit and the first guard ring. ... Mediatek Inc

11/23/17 / #20170338183

Manufacturing method of semiconductor package and manufacturing method of semiconductor device

A manufacturing method of a semiconductor package includes the follow steps. Firstly, a carrier is provided. ... Mediatek Inc

11/23/17 / #20170338175

Semiconductor package assembly

The invention provides a semiconductor package assembly. The semiconductor package assembly includes a redistribution layer (rdl) structure. ... Mediatek Inc

11/16/17 / #20170332396

Unified and scalable frame structure for ofdm system

A unified frame structure is scalable to meet the 5g new radio requirements, to support flexible tdd configurations, to support multiple numerologies, and to adapt to the channel properties of different spectrums up to 100 ghz. Multiple numerologies with 15 khz subcarrier spacing and its integer or 2m multiple are proposed, where m is a positive integer. ... Mediatek Inc

11/16/17 / #20170332317

Uplink routing for enhanced lwa

Apparatus and methods are provided for lwa uplink routing. In one novel aspect, signaling of an address from the enb to the ue to enable the ue to populate address-3 of the mac header to enable layer-2 forwarding of uplink lwa pdus from the wlan ap to an appropriate network entity that implements part or the whole wt functionalities. ... Mediatek Inc

11/16/17 / #20170332249

Methods and apparatus for generating beam pattern with wider beam width in phased antenna array

A method of steering beam direction and shaping beamwidth of a directional beam using a phased antenna array in a beamforming cellular system is proposed. The n antenna elements of the phased antenna array are applied with a set of combined beam coefficients to steer the direction of the beam and to shape the beamwidth to a desired width. ... Mediatek Inc

11/16/17 / #20170332241

Backward compatible frame reuse by using predetermined masking sequence

A backward compatible frame reuse mechanism that allows new information to be defined a reused frame without causing any incorrect operation in a legacy receive device. To generate a reused frame, a portion of the frame in the first format is masked with a predetermined masking sequence (pms) and thereby redefined as new fields in a second format. ... Mediatek Inc

11/16/17 / #20170332079

Methods for controlling video decoder to selectively skip one or more video frames and related signal processing apparatuses thereof

An exemplary method for processing an input bitstream having a plurality of video frames includes the following steps: deriving an indication data from decoding of a current video frame, and controlling a video decoder to decode or skip a next video frame by referring to at least the indication data and a video decoder capability of the video decoder. A signal processing apparatus for processing an input bitstream including a plurality of video frames includes a video decoder, an indication data estimating unit, and a controller. ... Mediatek Inc

11/16/17 / #20170332074

Method of background residual prediction for video coding

A method and apparatus for video encoding or decoding utilizing adaptive background residual prediction is disclosed. The present invention adaptively applies background residual prediction to a current block based on a selection decision. ... Mediatek Inc

11/16/17 / #20170332060

Image processing method for locally adjusting image data of real-time image

An image processing method is provided. The image processing method includes the following steps: blending a plurality of exposure frames captured by one or more image capturing devices using a plurality of exposure times to generate a real-time image; analyzing one or more regions of interest (rois) of the real-time image according to roi information about the one or more rois of the real-time image, and accordingly generating an analysis result; and utilizing an image processor for referring to the analysis result to locally adjust image data within the one or more rois of the real-time image to generate an adjusted real-time image in real time.. ... Mediatek Inc

11/16/17 / #20170331606

Sounding reference signal design for laa

A method of supporting uplink aperiodic sounding reference signal (srs) transmission in licensed assisted access (laa) wireless communication networks is provided. In one novel aspect, a base station can configure each ue with a group id by rrc signaling, and then use dci to signal the group to transmit srs in the corresponding sc-fdma symbol. ... Mediatek Inc

11/16/17 / #20170331590

Coded bit puncturing for polar codes

Aspects of the disclosure provide a method for polar code puncturing. The method can include receiving a mother polar code including a sequence of coded bits, the sequence of coded bits having indices {0, . ... Mediatek Inc

11/16/17 / #20170331531

System and selecting method for flexible allocations of antenna sub-arrays in multiple input multiple output systems

The invention provides a selection circuit and method of multiple input/output ports and antenna sub-arrays for reconfigurable hybrid beamforming. The selection circuit includes a plurality of digital signal processing modules, each electrically connected to a respective input/output port, a plurality of analog front end (afe) and radio frequency (rf) chains, each electrically connected to a respective digital signal processing module, a plurality of multiplexing circuits, each electrically connected to any number of the afe and rf chains, and a plurality of antenna sub-arrays, each electrically connected to a respective multiplexing circuit, wherein the multiplexing circuits set any number of the antenna sub-arrays to transmit/receive any number of electrical signals of input/output ports transmitted by the afe and rf chains. ... Mediatek Inc

11/16/17 / #20170331503

Detection path design for communication systems

Methods and apparatus are provided for detection path design for reflection coefficient estimation. In one novel aspect, a hardware-based phase estimator estimates a phase shift between the forward path signal and the reverse path signal. ... Mediatek Inc

11/16/17 / #20170331502

Digital cancellation of receiver nonlinear distortion in carrier aggregation systems

A method of sparse digital cancellation of receiver nonlinear distortion in carrier aggregation systems is proposed. A reference signal generator generates possible candidate reference signals to be included in a dictionary matrix d. ... Mediatek Inc

11/16/17 / #20170331373

Controller for dc/dc power converters

According to at least one aspect, a circuit for controlling a power converter including an inductor having a terminal coupled to a supply voltage by a switch is provided. The circuit includes a detector configured to detect voltage transient events in an output voltage of the power converter and generate a control signal based on the detected voltage transient events and a control signal generator configured to receive the control signal and control operation of the switch based on the control signal at least in part by varying an on-time of the switch during the voltage transient events and holding the on-time of the switch constant when no transient event is detected by the detector.. ... Mediatek Inc

11/16/17 / #20170331366

Switched-capacitor buffer and related methods

A line receiver comprising a switched capacitor circuit and a buffer is described. The buffer may be configured to receive, through the switched capacitor circuit, an analog signal. ... Mediatek Inc

11/16/17 / #20170330533

Method for image displaying and electronic device thereof

A method for image displaying and an associated electronic device are provided. The method for image displaying includes the following steps: obtaining resolution adjusting information; reducing the current resolution to a first resolution in the resolution adjusting information; drawing an image according to the first resolution; displaying the image drawn in the first resolution on the screen.. ... Mediatek Inc

11/16/17 / #20170330303

Analysis system and method for reducing the control flow divergence in the graphics processing units (gpus)

The invention discloses an analysis system and method for reducing control flow divergence in the graphics processing units (gpus). A computing unit is used to count the number of branch, number of cycle, and to calculate at least one direction ratio. ... Mediatek Inc

11/16/17 / #20170329431

Proximity detection for absorptive and reflective object using ultrasound signals

A proximity detection method for detecting absorptive and reflective proximal objects using ultrasound signals and an associated electronic device are provided. The electronic device includes an audio codec, and an acoustics module having a microphone and a speaker. ... Mediatek Inc

11/09/17 / #20170325187

Enhanced mechanism of uplink time alignment maintenance for inter-enb carrier aggregation

Apparatus and method are provided to configure two-tier identifiers for serving cells of a ue configured with inter-enb carrier aggregation (ca). In one novel aspect, cell group identifiers are configured. ... Mediatek Inc

11/09/17 / #20170325121

Enhanced mechanism of buffer status reporting to multiple schedulers in a wireless network

Apparatus and method are provided to enhance buffer status report (bsr) to multiple schedulers with inter base station carrier aggregation. In one novel aspect, the ue calculates a buffer size value, detects a bsr trigger event, selects one or more base stations (bss) to send the bsr reports and generates the bsr reports for the selected one or more bss. ... Mediatek Inc

11/09/17 / #20170324921

Method and device for displaying multi-channel video

A multi-channel video display method and a multi-channel video display device thereof are provided. The multi-channel video display method includes receiving at least two video signals; obtaining position information for at least two users who are in front of a display screen of the electronic apparatus and who are browsing the video signals respectively, wherein each of the users corresponds to a respective video signal; adjusting, according to the position information of each of the users, the direction of a filter of the display screen of the electronic apparatus so that the display direction of the video signal only points toward the corresponding user; and simultaneously displaying the video signals according to the display directions of the video signals.. ... Mediatek Inc

11/09/17 / #20170324574

Method of enhanced application specific congestion control for data communication mechanism

At commands are used for controlling mobile termination (mt) functions and gsm/umts network services from a terminal equipment (te) through terminal adaptor (ta). Application specific access control is an application/service specific access control mechanism for the operator to allow/prevent new access attempts from particular, operator-identified applications/services in the ue in idle mode. ... Mediatek Inc

11/09/17 / #20170324499

Methods of discovery and measurements for small cells in ofdm/ofdma systems

A method of small cell discovery and rsrp/rsrq measurements in ofdm/ofdma systems is proposed. A discovery reference signal (drs) with low transmission frequency is introduced to support small cell detection within a short time, multiple small cell discovery, and accurate measurement of multiple small cells. ... Mediatek Inc

11/09/17 / #20170324387

Input feed-forward technique for class ab amplifier

An amplifier includes an amplifying stage, a cascoded circuit, an input feed-forward circuit and an output stage. The amplifying stage is arranged receiving a differential input pair to generate an amplified differential input pair. ... Mediatek Inc

11/09/17 / #20170323474

Indirect illumination method and 3d graphics processing device

The present invention provides a method of indirect illumination, for a 3d graphics processing device, including obtaining a scene and perform a voxelization to the scene; performing a lighting computation to the voxelized scene from a plurality of light sources, and store a potential lighting driven voxel (pldv) list according to the lighting computation; sorting the pldv list to generate a sorted pldv list; and performing a compaction process to the sorted pldv list; wherein each voxel in the pldv list stores a reflective radiance and a morton code corresponding to each voxel.. . ... Mediatek Inc

11/09/17 / #20170323471

3d rendering method and 3d graphics processing device

The present invention provides a method of 3d rendering processing, which includes obtaining a scene with a plurality of geometries and performing a first voxelization process according to the scene to obtain a first voxel scene; and performing a second voxelization process according to the scene and the first voxel scene to obtain a second voxel scene; wherein the first voxel scene comprises a plurality of first voxels and the second voxel scene comprises a plurality of second voxels. . ... Mediatek Inc

11/09/17 / #20170323423

Method and apparatus for mapping omnidirectional image to a layout output format

Methods and apparatus of processing omnidirectional images are disclosed. According to one method, a current set of omnidirectional images converted from each spherical image in a 360-degree panoramic video sequence using a selected projection format is received, where the selected projection format belongs to a projection format group comprising a cubicface format, and the current set of omnidirectional images with the cubicface format consists of six cubic faces. ... Mediatek Inc

11/09/17 / #20170323182

Intelligent nanny assistance

Methods and systems of an intelligent nanny assistant are described. A processor may receive image-related data from a monitoring system and determine whether a subject of concern is approaching a predefined area of the environment based on the image-related data. ... Mediatek Inc

11/09/17 / #20170323181

Intelligent nanny assistance

Methods and systems of an intelligent nanny assistant are described. A method may involve periodically or continuously receiving image-related data from a monitoring system that monitors an environment. ... Mediatek Inc

11/09/17 / #20170322616

Adaptive optimization of low power strategies

Methods and apparatus are provided for adaptive optimization of low-power strategies. In one novel aspect, the device monitors one or more thermal-performance parameters and determines a plurality of operation scenarios for a plurality of corresponding low-power policies. ... Mediatek Inc

10/26/17 / #20170311003

Method and apparatus for performing entropy encoding with sign data removal and associated method and apparatus for performing entropy decoding with sign data recovery

An entropy encoding method includes following steps: receiving symbols of a pixel group; entropy encoding data derived from the symbols of the pixel group to generate a first bitstream portion and a second bitstream portion, wherein the first bitstream portion includes encoded magnitude data of the symbols of the pixel group, and the second bitstream portion includes encoded sign data of at least a portion of the symbols of the pixel group; and generating a bitstream segment of the pixel group by combining at least the first bitstream portion and the second bitstream portion. The pixel group includes a plurality of pixels, and the symbols of the pixel group have a plurality of symbol values of the pixels, respectively. ... Mediatek Inc

10/26/17 / #20170310990

Method of bi-prediction video coding based on motion vectors from uni-prediction and merge candidate

A method of bi-predictive inter prediction mode using a uni-predictive motion vector and a second motion vector associated with a merge candidate is disclosed. In the encoder side, the coded motion information for a uni-prediction motion vector for the current block is generated using a motion vector predictor selected from a motion vector prediction (mvp) candidate list. ... Mediatek Inc

10/26/17 / #20170310988

Method of motion vector predictor or merge candidate derivation in video coding

A method and apparatus for deriving directional-priority based candidates for a block coded in inter, or merge or skip mode are disclosed. One or more motion vectors associated with one or more previously coded blocks for a current block are determined first. ... Mediatek Inc

10/26/17 / #20170310987

Method and apparatus for image compression using block prediction mode

A method and apparatus of image coding performed at an encoder or decoder using block prediction are disclosed. The block vector bit-count information associated with one or more block vectors (bvs) for the current block is determined, where the bvs are used to locate one or more block predictors for the current block. ... Mediatek Inc

10/26/17 / #20170310986

Method and apparatus of intra prediction in video coding

A method and apparatus for applying filter to intra prediction samples are disclosed. According to an embodiment of the present invention, a filter is applied to one or more prediction samples of the initial intra prediction block to form one or more filtered prediction samples. ... Mediatek Inc

10/26/17 / #20170310969

Image encoding method and apparatus with color space transform performed upon predictor and associated image decoding method and apparatus

An image encoding method for encoding an image includes following steps: determining a coding mode selected from a plurality of candidate coding modes for a current coding block, wherein the current coding block included in the image comprises a plurality of pixels; and encoding the current coding block into a part of a bitstream according to at least the determined coding mode. The step of encoding the current coding includes: determining a first predictor presented in a first color space according to a plurality of reconstructed pixels presented in the first color space; transforming the first predictor presented in the first color space to a second predictor presented in a second color space different from the first color space; and encoding the current coding block under the second color space according to at least the second predictor.. ... Mediatek Inc

10/26/17 / #20170310959

Method of improved directional intra prediction for video coding

A method of intra prediction filtering to determine whether to turn on or off the intra prediction filter based on interleaved intra prediction mode sets implicitly is disclosed. In one embodiment, initial intra prediction block is derived based on neighboring reconstructed pixels of the current block. ... Mediatek Inc

10/26/17 / #20170310211

Regulator for dc-dc hybrid-mode power regulation

The invention provides a regulator for dc-dc hybrid-mode power regulation of an output voltage and a load current. The regulator may include a controller and a back-end circuit. ... Mediatek Inc

10/26/17 / #20170308988

Graphics accelerator

A graphics accelerator device offloads the workload of a graphics processing unit (gpu) by performing image composition and other specialized functions. The graphics accelerator device includes a rasterization module to rasterize a set of primitives to a set of pixels and generate information of the set of pixels. ... Mediatek Inc

10/26/17 / #20170308639

Method for analyzing ir drop and electromigration of ic

A method for analyzing ir drop and em of an ic is provided. A layout of an ic is obtained, wherein the layout is divided into a plurality of blocks, and each of the blocks corresponds to a specific function. ... Mediatek Inc

10/26/17 / #20170308153

Power delivery system for multicore processor chip

A power delivery system for a multi-core processor chip includes: a plurality of first power delivery units and a plurality of second power delivery units. The plurality of first power delivery units are coupled to a first power supply device. ... Mediatek Inc

10/12/17 / #20170295380

Method and apparatus of video coding

Aspects of the disclosure include a video encoding device that includes a processing circuit configured to receive a first block corresponding to a first color space component and a second block corresponding to a second color space component. The processing circuit is configured to determine transform settings for processing a first transformed block and a second transformed block corresponding to the first and second blocks, respectively. ... Mediatek Inc

10/12/17 / #20170295366

Method of cross color intra prediction

In one implementation, a method operates by receiving neighboring reconstructed first-color pixels and current reconstructed first-color pixels of a current first-color block and receiving neighboring reconstructed second-color pixels of a current second-color block collocated with the current first-color block. The method then determines linear model (lm) parameters according to a linear model for one or more lm intra modes. ... Mediatek Inc

10/12/17 / #20170295315

Camera auto-focus apparatus for performing lens position compensation to determine focused lens position and related camera auto-focus method

A camera auto-focus apparatus includes a lens scan control circuit, a lens position compensation circuit, and a lens position decision circuit. During an auto-focus procedure, the lens scan control circuit controls movement of a lens according to a plurality of lens positions, and obtains a plurality of focus values corresponding to the lens positions respectively. ... Mediatek Inc

10/12/17 / #20170294915

Oscillator circuit with reconfigurable oscillator amplifier and/or hybrid amplitude calibration circuit and associated method

An oscillator circuit has a reconfigurable oscillator amplifier. The reconfigurable oscillator amplifier is used to be coupled to a resonant circuit in parallel. ... Mediatek Inc

10/12/17 / #20170294878

Phase-rotated harmonic-rejection mixer apparatus

A harmonic-rejection mixer apparatus includes a mixing circuit and a combining circuit. The mixing circuit receives mixes an input signal and a first local oscillator (lo) signal to generate a first output signal, and mixes the same input signal and a second lo signal to generate a second output signal, wherein the first lo signal and the second lo signal have a same frequency but different phases. ... Mediatek Inc

10/05/17 / #20170290005

Method of adaptive tti tuning

A method of adaptive transmission time interval (tti) tuning based on tcp information is proposed. First, a procedure for tcp information delivery between enb and tcp sender/tcp receiver is disclosed. ... Mediatek Inc

10/05/17 / #20170290004

Transmission preemption and its indication

Methods and apparatus are provided for transmission preemption and its indication. In one novel aspect, the ue receives a downlink resource assignment and determines whether an ultra-low latency (ull) alert signal exists, wherein the ull alert signal indicates a set of soft bits are overridden. ... Mediatek Inc

10/05/17 / #20170289985

Wireless communication system design

Apparatus and methods are provided for low latency an ultra-low latency (ull) communications. In novel aspect, short ttis are configured for low latency communications. ... Mediatek Inc

10/05/17 / #20170289971

Method and apparatus for control signaling

Aspects of the disclosure provide an apparatus that includes a receiving circuit and a baseband processing circuit. The receiving circuit is configured to receive signals transmitted from another apparatus to the apparatus and generate digital samples in response to the received signals. ... Mediatek Inc

10/05/17 / #20170289970

Efficient control and data multiplexing in communication systems

Methods and apparatus are provided for control overhead reduction. The ue configures one or more short transmission time interval regions over a normal tti region shared by the ue and one or more other, each ue includes a self-contained control information spdcch occupying a control information region. ... Mediatek Inc

10/05/17 / #20170289770

Method and system of indoor positioning of a user and delivery of information thereto

Methods and systems of indoor positioning of a user and delivery of information thereto are described. A system may include a communication device and a plurality of networked devices. ... Mediatek Inc

10/05/17 / #20170289572

Method for color index coding using a generalized copy previous mode

A method for color index coding of blocks in a picture is disclosed. In one embodiment for the decoder side, a current coding mode is parsed from the input coded bitstream for one or more first currently decoded pixels in a current block starting from a first starting position. ... Mediatek Inc

10/05/17 / #20170289429

Systems and methods for producing an output image

The embodiments of the present invention relate to systems and methods for producing an output image. The systems and methods can produce an output image by detecting motion in a scene and taking a corresponding action based on whether motion is detected in the scene. ... Mediatek Inc

10/05/17 / #20170289042

Congestion control handling between communication apparatus and network

Methods and apparatuses pertaining to congestion control handling between a communication apparatus and a network apparatus. The communication apparatus may transmit a request message to the network apparatus. ... Mediatek Inc

10/05/17 / #20170289025

Tagging mechanism and out-of sequence packet delivery for qos enhancement

A tagging mechanism supporting different qos categories for ip/port services in a cellular radio network is proposed. Tags are used to differentiate different types of services and corresponding qos requirements. ... Mediatek Inc

10/05/17 / #20170288919

Apparatuses and methods for optimizing usage of a single interference cancellation and suppression receiver

A mobile communication device including a wireless transceiver and a controller is provided. The wireless transceiver includes a single interference cancellation or suppression receiver and is configured to perform wireless transmission and reception to and from a cellular station. ... Mediatek Inc

10/05/17 / #20170288665

Method and apparatus for edge equalization for high speed drivers

A line driver for signal equalization is described. The line driver may comprise an equalization driver and a gating circuit. ... Mediatek Inc

10/05/17 / #20170288663

Methods and apparatus for level-shifting high speed serial data with low power consumption

A driver circuit for driving a transmission line, such as a cable or a metal trace on a printed circuit board is described. The driver may be configured to drive lines with voltages exceeding the maximum voltage than a transistor can withstand for a given fabrication node. ... Mediatek Inc

10/05/17 / #20170288617

Programmable amplifier circuit capable of providing large or larger resistance for feedback path of its amplifier

A programmable amplifier circuit includes an amplifier, an input capacitor coupled to an input of the amplifier, a feedback capacitor coupled to the input of the amplifier and an output of the amplifier, and a switched-capacitor resistor circuit. The switched-capacitor resistor circuit is coupled between the input of the amplifier and the output of the amplifier, and configured for simulating a feedback resistor element to provide a resistance for a feedback path of the amplifier by using at least one capacitor placed between the input of the amplifier and the output of the amplifier to avoid leakage current(s) flowing back to an input of the amplifier.. ... Mediatek Inc

10/05/17 / #20170288427

Charger circuit with battery protection mechanism

A charger circuit for use in controlling charge of a battery pack, which includes a charge control switch and a control unit. The charger circuit has at least one power output terminal and one connection terminal for coupling the battery pack. ... Mediatek Inc

10/05/17 / #20170287877

Semiconductor package assembly

In one implementation, a semiconductor package assembly includes a semiconductor die, a first molding compound covering a back surface of the semiconductor die, a redistribution layer (rdl) structure disposed on a front surface of the semiconductor die, wherein the semiconductor die is coupled to the rdl structure, and a passive device, embedded in the redistribution layer (rdl) structure and coupled to the semiconductor die.. . ... Mediatek Inc

10/05/17 / #20170287106

Graphics system and method for generating a blended image using content hints

A device generates blended frames, with each blended frame composed of multiple image layers and each image layer composed of multiple regions. The device includes display hardware. ... Mediatek Inc

09/28/17 / #20170280507

Multiple sim multiple standby strategy on a ue with carrier aggregation

A method of minimizing service degradation caused by other-sim-occupancy of a dsds or msms ue under carrier aggregation is proposed. A ue performs cc selection from the multiple ccs associated with a first sim to suffer from other-sim-occupancy to minimize potential service degradation. ... Mediatek Inc

09/28/17 / #20170279947

Hybrid telematics enhancements with in-vehicle mobile devices and smart sensors

Apparatus and methods are described for a telematics system for a vehicle. The vehicle telematics system identifies available computing resources of a mobile device. ... Mediatek Inc

09/28/17 / #20170279185

Antenna with swappable radiation direction and communication device thereof

An antenna with swappable and selective radiation direction includes a first arm, a second arm electrically connected to the first arm, a third arm is electrically connected to the first arm, a first impedance tuning circuit coupled to the second arm for connecting the second arm to a ground or a first matching component according to a control signal, and a second impedance tuning circuit coupled to the third arm for connecting the third arm to the ground or a second matching component according to the control signal. By tuning impedance of the antenna, the antenna operates in a first mode corresponding to a first radiation direction or a second mode corresponding to a second radiation direction.. ... Mediatek Inc

09/28/17 / #20170278832

Semiconductor package assembly

In one implementation, a semiconductor package assembly includes a first semiconductor package having a first semiconductor die and a first redistribution layer (rdl) structure coupled to the first semiconductor die. The first redistribution layer (rdl) structure includes a first conductive trace at a first layer-level, a second conductive trace at a second layer-level, and a first inter-metal dielectric (imd) layer and a second inter-metal dielectric (imd) layer , which is beside the first inter-metal dielectric (imd) layer, wherein the second inter-metal dielectric (imd) layer is disposed between the first conductive trace and the second conductive trace, and the second inter-metal dielectric (imd) layer is zigzag shape in a cross-sectional view.. ... Mediatek Inc

09/28/17 / #20170277567

Efficient work execution in a parallel computing system

A computing device performs parallel computations using a set of thread processing units and a memory shuffle engine. The memory shuffle engine includes a register array to store an array of data elements retrieved from a memory buffer, and an array of input selectors. ... Mediatek Inc

09/28/17 / #20170276770

Reconfigurable rf front end and antenna arrays for radar mode switching

Concepts and examples pertaining to reconfigurable radio frequency (rf) front end and antenna arrays for radar mode switching are described. A processor associated with a radar system selects a mode of a plurality of modes in which to operate the radar system. ... Mediatek Inc

09/21/17 / #20170272974

Adaptive tim setup policy for client devices in power-save mode in dense environment

Examples pertaining to adaptive traffic indication map (tim) setup policy for client devices in power-save mode in a dense environment are provided. An apparatus may determine an amount of available time for access to a transmission medium. ... Mediatek Inc

09/21/17 / #20170272758

Video encoding method and apparatus using independent partition coding and associated video decoding method and apparatus

A method of encoding a frame to generate an output bitstream has following steps: dividing the frame into partitions; dividing each of the partitions into blocks, wherein each of the blocks is composed of pixels; assigning a first segmentation identifier to each of first blocks located at partition boundaries each between two adjacent partitions within the frame, wherein the first blocks belong to a first segment, and the first segmentation identifier is signaled per first block; and encoding each of the blocks. The step of encoding each of the blocks includes: generating reconstructed blocks for the blocks, respectively; and configuring an in-loop filter by a predetermined in-loop filtering setting in response to the first segmentation identifier, wherein the in-loop filter with the predetermined in-loop filtering setting does not apply in-loop filtering to each reconstructed block corresponding to the first segment.. ... Mediatek Inc

09/21/17 / #20170272757

Method and apparatus of video coding

Aspects of the disclosure include a method for video coding. The method includes receiving input data associated with a current block in an image frame, selecting a reference pixel set from a plurality of candidate neighboring pixel sets adjacent to an edge of the current block, generating an intra predictor of the current block based on the selected reference pixel set and an intra prediction mode of the current block, and encoding or decoding the current block based on the intra predictor to output encoded video data or a decoded block. ... Mediatek Inc

09/21/17 / #20170272745

Method and apparatus of intra prediction in image and video processing

An intra prediction method comprises receiving input data of a current block in a current picture, determines a current mode set including multiple intra prediction modes for the current block, derives a number of mpms from the number of intra prediction modes in the current mode set, and determines the mpms for the current block. The number of mpms varies with the number of intra prediction modes in the current mode set. ... Mediatek Inc

09/21/17 / #20170272744

Video coding with interpolated reference pictures

Aspects of the disclosure provide an apparatus for encoding a sequence of pictures into a coded bit stream. The apparatus can include a decoded picture buffer (dpb) configured to store reference pictures, at least one of the reference pictures being an interpolated reference picture (irp), an interpolation circuit configured to generate the irp based on the reference pictures stored in the dpb, an encoding circuit configured to encode a current picture in the sequence of pictures based on a value of a variable indicating whether the current picture is to be encoded using the irp, and an encoding controller configured to determine the value of the variable according to a size of dpb and the reference pictures stored in the dpb.. ... Mediatek Inc

09/21/17 / #20170272698

Portable device capable of generating panoramic file

A portable device capable of building a panorama, a panoramic video or/and a panoramic audio. The portable device has a plurality of sensors with overlapping sensing areas and an input device receiving a trigger signal that triggers the sensors to sense data for generating a panoramic photo/video/audio file.. ... Mediatek Inc

09/21/17 / #20170272649

Portable device with adaptive panoramic image processor

A portable device has an adaptive panoramic image processor. The portable device further has a plurality of image sensors having overlapping fields of view and an input device receiving a trigger signal that triggers the plurality of image sensors to capture a plurality of images. ... Mediatek Inc

09/21/17 / #20170272211

Methods for repetition design

Methods and apparatus are provided for repeated transmission. In one novel aspect, the rv sequence is selected from a predefined set of rv sequences for the repeated transmission. ... Mediatek Inc

09/21/17 / #20170272090

Signal calibration circuit and signal calibration device

A signal calibration circuit and a signal calibration method are provided. The signal calibration circuit includes: an analog-to-digital conversion circuit, coupled to an output terminal of the circuit to be tested, obtaining an analog signal output by the circuit to be tested and transforming the analog signal into a digital signal; a calibration signal generation circuit, generating a calibration signal, modifying the calibration signal according to a first signal, and outputting a modified calibration signal; and a calibration circuit, coupled to the analog-to-digital conversion circuit and the calibration signal generation circuit, obtaining the digital signal and the calibration signal, calibrating the digital signal according to the modified calibration signal and outputting a calibrated digital signal. ... Mediatek Inc

09/21/17 / #20170272074

Digital signal up-converting apparatus and related digital signal up-converting method

A digital signal up-converting apparatus includes: a clock generating circuit arranged to generate a reference clock signal; an adjusting circuit coupled to the clock generating circuit and arranged to generate a first clock signal and a second clock signal according to the reference clock signal; a baseband circuit coupled to the adjusting circuit for receiving the first clock signal, wherein the baseband circuit further generates a digital output signal according to the first clock signal; and a sampling circuit coupled to the adjusting circuit and the baseband circuit for receiving the second clock signal and the digital output signal, wherein the second clock signal and the digital output signal are non-overlapping; wherein the sampling circuit samples the digital output signal based on the second clock signal and then combines the sampled digital output signal in order to generate a combined digital signal.. . ... Mediatek Inc

09/21/17 / #20170272062

Clock generator using passive mixer and associated clock generating method

A clock generator has a buffer stage circuit, a passive mixer, and a channel selecting circuit. The buffer stage circuit receives a plurality of first reference clocks having a same first frequency but different phases. ... Mediatek Inc

09/21/17 / #20170271265

Semiconductor device and wafer level package including such semiconductor device

An rdl structure on a passivation layer includes a first landing pad disposed directly above a first on-chip metal pad; a first via in a passivation layer to electrically connect the first landing pad with the first on-chip metal pad; a second landing pad disposed directly above the second on-chip metal pad; a second via in the passivation layer to electrically connect the second landing pad with the second on-chip metal pad; and at least five traces being disposed on the passivation layer and passing through a space between the first landing pad and the second landing pad.. . ... Mediatek Inc

09/21/17 / #20170271250

Semiconductor package assembly

Various structures of a semiconductor package assembly are provided. In one implementation, a semiconductor package assembly includes a redistribution layer (rdl) structure die-attach surface and a bump-attach surface opposite the die-attach surface. ... Mediatek Inc

09/21/17 / #20170270947

Method for playing data and apparatus and system thereof

A method for data playing and an associated apparatus and system are provided. The method may be applied to a player apparatus. ... Mediatek Inc

09/21/17 / #20170270782

Event detecting method and electronic system applying the event detecting method and related accessory

Disclosed is an event detecting method, which is applied to an electronic system with at least one event detecting module. The event detecting method comprises: (a) enabling at least one event detecting module; and (b) applying the event detecting module enabled in the step (a) to detect if any predetermined event occurs in a detecting range of the event detecting module.. ... Mediatek Inc

09/21/17 / #20170269950

Selective execution of ahead-of-time compiled code

A device selectively executes native machine code of a computing method in an application. Prior to execution of the application, a predicted usage level of the computing method is determined based on available statistical analysis data of the computing method. ... Mediatek Inc

09/21/17 / #20170269931

Method and computing system for handling instruction execution using affine register file on graphic processing unit

The present invention provides an affine engine design to the microarchitecture of the graphic processing unit, in which an operand type detection is performed, and then physical scalar, affine, or vector registers and corresponding alus with maximum performance improving and energy saving are allocated to perform instruction execution. In runtime, affine and uniform instructions are executed by the affine engine, while general vector instructions are executed by a vector engine, thereby the affine/uniform instruction execution can be dispatched to the affine engine, so the vector engine can enter a power-saving state to save the energy consumption of the gpu.. ... Mediatek Inc

09/21/17 / #20170269861

Dynamic rank switching for low power volatile memory

A memory interface includes a buffer for storing requests for accessing a volatile memory, which includes at least two ranks of memory cell of a memory channel the memory interface monitors the requests to access each rank in the buffer. Upon detecting from the requests that a given rank of the at least two ranks is to be idle for a time period exceeding a time threshold, the circuitry signals a controller to command the given rank to enter a self-refresh mode independent of a refresh mode of other ranks. ... Mediatek Inc

09/21/17 / #20170269812

Displaying method and electronic apparatus

The present invention provides displaying methods and related electronic apparatus for displaying contents without being blocked by at least an object on a screen of the electronic apparatus. The electronic apparatus comprises: a blocking object determining circuit, a blocked area identifying circuit, a blocked contents identifying circuit, a blocked contents analyzing circuit, a screen contents display processor, and the screen. ... Mediatek Inc

09/21/17 / #20170269629

Multiprocessor systems having processors with different processing capabilities connecting to a clock generator

A multiprocessor system includes a first set of processors and a second set of processors. The first set of processors include a first set of standard cells and is configured to operate in a first frequency range. ... Mediatek Inc

09/14/17 / #20170265146

Control method for rf receiver and user equipment

A control method for a radio frequency (rf) receiver of a user equipment (ue) and ue are provided. The control method includes the steps of detecting whether at least one blocker exists; determining a current scenario of the ue when the blocker does not exist; obtaining a signal-to-noise-ratio (snr) target corresponding to the current scenario; and selecting an operation mode from a plurality of power modes according to the snr target to operate the rf receiver.. ... Mediatek Inc

09/14/17 / #20170265131

Power-save operations for access points

A method and an apparatus pertaining to power-save operations for the apparatus may involve a processor of the apparatus transmitting, via a transmitter of the apparatus, a power-save request to one or more communication devices associated with the apparatus. The processor may receive, via a receiver of the apparatus, an acknowledgment from each of the one or more communication devices. ... Mediatek Inc

09/14/17 / #20170264942

Method and apparatus for aligning multiple audio and video tracks for 360-degree reconstruction

Methods and apparatus of reconstructing 360 audio/video (av) file from multiple av tracks captured by multiple capture devices are disclosed. According to the present invention, for multi-track audio/video data comprising a first and second audio tracks and a first and second video tracks, the first audio track and the first video track are aligned with the second audio track and the second video track by utilizing video synchronization information derived from the first video track and the second video track if the video synchronization information is available. ... Mediatek Inc

09/14/17 / #20170264818

Method for controlling graphical user interface of camera application

A method for controlling a graphical user interface (gui) of a camera application on a portable electronic device is provided. The portable electronic device includes a camera, a touch screen, and a sensor. ... Mediatek Inc

09/14/17 / #20170263764

Semiconductor device capable of high-voltage operation

A semiconductor device capable of high-voltage operation includes a semiconductor substrate, a first well region, a second well region, a first gate structure, a first doped region, a second doped region, and a second gate structure. The first well region is formed in a portion of the semiconductor substrate. ... Mediatek Inc

09/14/17 / #20170263761

Semiconductor device capable of high-voltage operation

A semiconductor device capable of high-voltage operation includes a semiconductor substrate having a first conductivity type. A first well doped region is formed in the semiconductor substrate, having a second conductivity type that is the opposite of the first conductivity type. ... Mediatek Inc

09/14/17 / #20170263717

Semiconductor device capable of high-voltage operation

A semiconductor device capable of high-voltage operation includes a semiconductor substrate having a first conductivity type. A first well doped region is formed in a portion of the semiconductor substrate. ... Mediatek Inc

09/14/17 / #20170263570

Semiconductor package assembly

The invention provides a semiconductor package assembly. The semiconductor package assembly includes a substrate having a first pad and a second pad thereon. ... Mediatek Inc

09/14/17 / #20170263559

Power and ground routing of integrated circuit devices with improved ir drop and chip performance

An integrated circuit chip includes a semiconductor substrate having thereon a plurality of inter-metal dielectric (imd) layers and a plurality of first conductive layers embedded in respective said plurality of imd layers, wherein said first conductive layers comprise copper; a first insulating layer overlying said plurality of imd layers and said plurality of first conductive layers; at least a first wiring line in a second conductive layer overlying said first insulating layer, for distributing power signal or ground signal, wherein said second conductive layer comprise aluminum; and at least a second wiring line in a third conductive layer overlying said second conductive layer, for distributing power signal or ground signal.. . ... Mediatek Inc

09/14/17 / #20170263523

Wafer-level chip-size package with redistribution layer

A wafer-level chip-size package includes a semiconductor structure. A bonding pad is formed over the semiconductor structure, including a plurality of conductive segments. ... Mediatek Inc

09/14/17 / #20170262955

Scene-aware power manager for gpu

Apparatus and methods are disclosed for managing power consumption of a graphics processing system. Specifically, the method adaptively adjusts the performance level of the graphics processing system based on scene information in each frame. ... Mediatek Inc

09/14/17 / #20170262291

Heterogeneous computing system with a shared computing unit and separate memory controls

A heterogeneous computing system described herein includes a parallel processing module shared among a set of heterogeneous processors. The processors have different processor types, and each processor includes an internal memory unit to store its current context. ... Mediatek Inc

09/14/17 / #20170262255

Audio synchronization method and associated electronic device

An audio synchronization method includes: receiving a first audio signal from a first recording device; receiving a second audio signal from a second recording device; performing a correlation operation upon the first audio signal and the second audio signal to align a first pattern of the first audio signal and the first pattern of the second audio signal; after the first patterns of the first audio signal and the second audio signal are aligned, calculating a difference between a second pattern of the first audio signal and the second pattern of the second audio signal; and obtaining a starting-time difference between the first audio signal and the second audio signal for audio synchronization according to the difference between the second pattern of the first audio signal and the second pattern of the second audio signal.. . ... Mediatek Inc

09/07/17 / #20170257800

User equipment and circuit-switched fallback method thereof

A user equipment and a circuit-switched fallback method thereof are provided. An initial base station sends a radio resource control connection release message containing the redirection frequency list to the ue. ... Mediatek Inc

09/07/17 / #20170257796

Selective uplink only header compression mechanism

A method of selective uplink-only robust header compression (rohc) mechanism is proposed. The rohc channel comprises two unidirectional channels, i.e., there is one channel for the downlink and one for the uplink. ... Mediatek Inc

09/07/17 / #20170257235

Feed-forward filtering device and associated method

A filtering device includes a low-pass filter (lpf), a noise estimation circuit and a first combining circuit. The lpf receives and filters a pre-filtering signal to generate an output signal of the filtering device. ... Mediatek Inc

09/07/17 / #20170257181

Method and computer system for reducing inter-cell interference and inter-antenna interference in wireless communication system

A method for reducing an inter-cell interference (ici) and an inter-antenna interference (iai) in a wireless communication system is disclosed. The method includes generating a first candidate signal list and a second candidate signal list, wherein the first candidate signal list relates to transmission data signals, and the second candidate signal list relates to interference signals; processing, via a detector, a first loop operation, and processing, via a decoder, a second loop operation, to update the first candidate signal list and the second candidate signal list; and after iteratively processing the first loop operation and the second loop operation, utilizing the updated first candidate signal list and the updated second candidate signal list to recover the transmission data signal with less complexity and latency.. ... Mediatek Inc

09/07/17 / #20170257110

Reference voltage generator and analog-to-digital converter

A reference voltage generator for an analog-to-digital converter (adc) includes a current source coupled to a power supply, and a first transistor coupled between the current source and a first resistive circuit. The first resistive circuit is coupled to the first transistor. ... Mediatek Inc

09/07/17 / #20170255772

Electronic device and a screen unlocking method thereof

The invention provides an electronic device and a screen unlocking method thereof. The method includes the steps that after a trace pattern generated by continuously sliding on a locked screen is obtained, detects whether the trace pattern contains at least one valid trace pattern which is predetermined; and when the at least one valid trace pattern is detected in the trace pattern, the locked screen is unlocked, wherein the trace pattern also contains at least one random invalid trace pattern. ... Mediatek Inc

09/07/17 / #20170255585

Method and system for switching role of usb otg device and otg device thereof

A method and system of switching a role of a universal serial bus (usb) on-the-go (otg) device and a usb otg device are provided. According to the method, when the usb otg device receives a host negotiation protocol (hnp) request sent from a link-partner, an otg controller of the usb otg device is reset. ... Mediatek Inc

08/31/17 / #20170251218

Residual processing circuit using single-path pipeline or multi-path pipeline and associated residual processing method

A residual processing circuit has a single-path pipeline and a single-path controller. The single-path pipeline has an inverse scan (is) circuit, an inverse quantization (iq) circuit and an inverse transform (it) circuit arranged to process a current non-zero residual data block in a pipeline manner. ... Mediatek Inc

08/31/17 / #20170251213

Method and apparatus of video coding

Aspects of the disclosure include a method for video coding. The method includes receiving input data associated with a current block in an image frame, generating an inter predictor of the current block, and generating an intra predictor of the current block based on samples of neighboring pixels and an intra prediction mode that locates the samples of neighboring pixels. ... Mediatek Inc

08/31/17 / #20170250712

Qc-ldpc coding methods and apparatus

Concepts and schemes pertaining to quasi-cyclic-low-density parity-check (qc-ldpc) coding are described. A processor of an apparatus may generate a qc-ldpc code having a plurality of codebooks embedded therein. ... Mediatek Inc

08/31/17 / #20170250165

Semiconductor package assembly

A semiconductor package assembly having a first semiconductor package, with a first redistribution layer (rdl) structure, a first semiconductor die having through silicon via (tsv) interconnects formed passing therethrough coupled to the first rdl structure, and a second semiconductor package stacked on the first semiconductor package with a second redistribution layer (rdl) structure. The assembly further includes a second semiconductor die without through silicon via (tsv) interconnects formed passing therethrough, coupled to the second rdl structure, and a third semiconductor package stacked on the second semiconductor package, having a third redistribution layer (rdl) structure, a third semiconductor die without through silicon via (tsv) interconnects formed passing therethrough coupled to the third rdl structure. ... Mediatek Inc

08/31/17 / #20170248987

Apparatus and method for controlling controllable clock source to generate clock signal with frequency transition

An electronic device includes a memory controller and a processor. The memory controller controls access of a memory device. ... Mediatek Inc

08/24/17 / #20170245263

Pucch resource allocation and peak to average power ratio reduction in elaa

A method of physical uplink control channel (pucch) resource allocation to increase multiplexing capacity in enhanced licensed assisted access (elaa) is proposed. New design of physical uplink control channel (pucch) is proposed. ... Mediatek Inc

08/24/17 / #20170245195

Method for controlling network interfaces of electronic device and associated processing circuit

A method for controlling a plurality of network interfaces of an electronic device includes: providing at least one table comprising information associated with a plurality of routing costs, wherein the routing costs correspond to at least paths between each of the network interfaces of the electronic device and the other electronic devices; and referring to the at least one table to select a specific network interface to transmit/receive data, and to disable at least one of the unused network interfaces.. . ... Mediatek Inc

08/24/17 / #20170244981

Reconfigurable interpolation filter and associated interpolation filtering method

A reconfigurable interpolation filter has an l×1 parallelism integer pixel and sub-integer pixel processing filter and a filter configuration circuit. The l×1 parallelism integer pixel and sub-integer pixel processing filter calculates l filtered samples at a same pixel line in a parallel fashion, wherein l is a positive integer not smaller than one. ... Mediatek Inc

08/24/17 / #20170244975

Method of guided cross-component prediction for video coding

A method of cross-component residual prediction for video data comprising two or more components is disclosed. First prediction data and second prediction data for a first component and a second component of a current block are received respectively. ... Mediatek Inc

08/24/17 / #20170244967

Video processing apparatus for generating count table in external storage device of hardware entropy engine and associated video processing method

A video processing apparatus includes an external storage device, a hardware entropy engine, and a software execution engine. The hardware entropy engine performs entropy processing of a current picture, and further outputs count information to the external storage device during the entropy processing of the current picture. ... Mediatek Inc

08/24/17 / #20170244964

Method and apparatus of flexible block partition for video coding

A method and apparatus for video coding using flexible block partition structure are disclosed. The coding unit is partitioned into one or more prediction units according to a prediction binary tree structure corresponding to one or more stages of binary splitting. ... Mediatek Inc

08/24/17 / #20170244424

Hybrid analog-to-digital converter using digital slope analog-to-digital converter and related hybrid analog-to-digital conversion method thereof

A hybrid analog-to-digital converter (adc) includes a plurality of analog-to-digital conversion circuits and a combining circuit. The analog-to-digital conversion circuits generate a plurality of partial digital outputs for a same analog input, respectively, wherein the analog-to-digital conversion circuits include a digital slope adc used to perform signal quantization in a time domain. ... Mediatek Inc

08/24/17 / #20170243858

Semiconductor package incorporating redistribution layer interposer

A semiconductor package is provided. The semiconductor package includes a carrier substrate having opposite first surface and second surface, and a chip stack disposed on the first surface of the carrier substrate. ... Mediatek Inc

08/24/17 / #20170243826

Fan-out package structure and method for forming the same

A semiconductor package structure including a first semiconductor package is provided. The first semiconductor package includes a first redistribution layer (rdl) structure having a first surface and a second surface opposite thereto. ... Mediatek Inc

08/24/17 / #20170243814

Semiconductor package

A semiconductor package includes a substrate and a flip-chip on the substrate the flip-chip includes first bump pads and second bump pads on an active surface of the flip-chip. Vias are disposed on the second bump pads. ... Mediatek Inc

08/24/17 / #20170243690

Composite inductor structure

A composite inductor structure is provided, which comprises: a first spiral inductor and a second spiral inductor. The first spiral inductor has a plurality of loops and generates a first electromagnetic field, wherein an outermost loop of the first spiral inductor has a first end point, and an innermost loop of the first spiral inductor has a second end point. ... Mediatek Inc

08/24/17 / #20170243629

Termination topology of memory system and associated memory module and control method

A memory system includes a memory controller and a memory module. The memory controller is arranged for selectively generating at least a clock signal and an inverted clock signal. ... Mediatek Inc

08/24/17 / #20170243628

Termination topology of memory system and associated memory module and control method

A memory system includes a memory controller and a memory module, where the memory controller is arranged for generating at least a first clock signal and an inverted first clock signal, and the memory module is arranged to receive at least the first clock signal and the inverted first clock signal from the memory controller. In addition, the memory module includes a termination module, and the first clock signal is coupled to the inverted first clock signal through the termination module.. ... Mediatek Inc

08/24/17 / #20170243384

Image data processing system and associated methods for processing panorama images and image blending using the same

An image data processing system and associated methods for processing images and methods for image blending are provided. The method for processing panorama images in an image data processing system includes the steps of: receiving a plurality of source images from at least one image input interface, wherein the source images at least include overlapping portions; receiving browsing viewpoint and viewing angle information; determining cropped images of the source images based on the browsing viewpoint and viewing angle information; and generating a panorama image corresponding to the browsing viewpoint and viewing angle information for viewing or previewing based on the cropped images of the source images.. ... Mediatek Inc

08/24/17 / #20170242449

Low-dropout linear regulator

A low-dropout linear regulator is provided. The low-dropout linear regulator includes: a voltage divider, a first error amplifier, an output transistor, a differential circuit, and a control circuit. ... Mediatek Inc

08/24/17 / #20170241808

Inductive sensor for position/orientation sensing

A sensor includes a ferromagnetic shield, at least one sensor coil disposed around an exterior of the ferromagnetic shield, and an electronics module within the ferromagnetic shield. The electronics module is configured to determine the position and/or orientation of the sensor based at least in part on a measurement of a signal induced in the at least one sensor coil.. ... Mediatek Inc

08/24/17 / #20170239560

Position tracking ring, band or bracelet and virtual reality system

A wearable sensor apparatus includes a band shaped and sized to be worn on a finger or limb of a user, a plurality of sensor coils configured to detect a magnetic field. A processor configured to calculate a position of the wearable sensor apparatus based upon signals from the plurality of sensor coils, and a communication module configured to transmit the position of the wearable sensor apparatus.. ... Mediatek Inc

08/17/17 / #20170238342

Channel access procedure and qos provisioning for uplink laa

A method of channel access procedure and qos provisioning is proposed. When more than one user equipments (ues) contend uplink transmission for a given time slot in an unlicensed band, uplink listen-before-talk (lbt) scheme should perform in a proper way to reflect service prioritization. ... Mediatek Inc

08/17/17 / #20170238334

Listen before talk channel access procedure for uplink laa

A method of dynamic spectrum sharing mechanism called listen-before-talk (lbt) is proposed for uplink transmission in licensed assisted access (laa). A maximum channel occupancy time (mcot) including downlink (dl) transmission from one enb and uplink (ul) transmission to the same enb is introduced. ... Mediatek Inc

08/17/17 / #20170238284

Multi-carrier operation for narrowband internet of things

A novel and efficient multi-carrier operation mechanism is proposed to maintain the capacity and reliability for nb-iot systems. First, the functional separation on anchor nb-iot carrier and data nb-iot carriers is defined. ... Mediatek Inc

08/17/17 / #20170237592

Peak to average power ratio reduction in elaa

A method of uplink transmission to reduce peak-to-average power ratio (papr) in enhanced licensed assisted access (elaa) is proposed. New design of physical uplink control channel (pucch) and physical uplink shared channel (pusch) is proposed. ... Mediatek Inc

08/10/17 / #20170230978

Bandwidth selection procedure for sta operating in tvws band

A method for selecting an optimized bandwidth for a geo-location controlled (gdc) station (sta) which does not have location determining capability includes: analyzing first statistical data indicating a bandwidth which is widely deployed across regions; and selecting that bandwidth as the optimized bandwidth. The method further includes checking a configuration file of the gdc sta to determine country information of where the gdc sta was sold; and selecting either a bandwidth corresponding to the country or selecting the bandwidth which is most widely deployed across regions according to the first statistical data as the optimized bandwidth.. ... Mediatek Inc

08/10/17 / #20170230878

Failure event report extension for inter-rat radio link failure

A method of inter-rat failure event report is proposed. A ue detects a failure event in a first cell served by a first base station, and the first cell belongs to a first rat. ... Mediatek Inc

08/10/17 / #20170230785

Short-distance contactless communication apparatus and method thereof

A short-distance contactless communication apparatus includes a chip. The chip includes: a signal receiving port capable of receiving a modulation signal from the outside of the chip; a first receiver capable of operating under a proximity coupling device mode and/or a proximity inductively coupled card mode; and an adjusting device separate from the first receiver for tracking an envelope of the modulation signal on the signal receiving port of the chip and scaling the modulation signal on the signal receiving port of the chip proportionally during data communication phase of the short-distance contactless communication apparatus. ... Mediatek Inc

08/10/17 / #20170230691

Methods and apparatuses for performing entropy encoding and entropy decoding with size determination of at least one bitstream portion

An entropy encoder includes an entropy encoding circuit and a size determining circuit. The entropy encoding circuit receives symbols of a pixel group, and entropy encodes data derived from the symbols of the pixel group to generate a bitstream segment which is composed of a first bitstream portion and a second bitstream portion. ... Mediatek Inc

08/10/17 / #20170230687

Method and apparatus for image compression without residue signaling

A method and apparatus of image coding including a no-residue prediction mode are disclosed. At the encoder side, current predictors for a current coding unit are determined according to a target prediction process associated with a target prediction mode. ... Mediatek Inc

08/10/17 / #20170230668

Method and apparatus of mode information reference for 360-degree vr video

Method and apparatus of video coding for a spherical frame sequence or a cubic frame sequence in a video encoder or decoder are disclosed. According to one method, surrounding blocks for a current block are identified and any surrounding block outside a vertical spherical frame boundary or outside a cubic face boundary of a current cubic face is mapped to a remapped surrounding block. ... Mediatek Inc

08/10/17 / #20170230220

Low papr dual sub-carrier modulation scheme for bpsk in wlan

Dual sub-carrier modulation (dcm) is introduced in high efficiency (he) wlan. Dcm is a solution to deal with narrow band interferences and for range extension. ... Mediatek Inc

08/10/17 / #20170230056

System for conversion between analog domain and digital domain with mismatch error shaping

The invention provides a system for conversion between analog domain and digital domain with mismatch error shaping, including a dac, a first injection circuit coupled to the dac, and a second injection circuit coupled to the dac. The dac generates a first analog value in response to a first digital value, and generates a second analog value in response to a second digital value. ... Mediatek Inc

08/10/17 / #20170230034

Comparator circuits

A comparator circuit having an offset voltage includes a first input circuit, a second input circuit and a control circuit. The first input circuit includes a first input terminal receiving a first input signal. ... Mediatek Inc

08/10/17 / #20170230006

Wideband adaptive bias circuits for power amplifiers

Methods and apparatus for providing adaptive biasing to power amplifiers. Adaptive bias circuits are configured to provide sharp turn on and/or current clamping to improve the efficiency of a power amplifier over a wide input signal bandwidth. ... Mediatek Inc

08/10/17 / #20170229442

Electrostatic discharge (esd) protection device

A semiconductor device includes a semiconductor substrate and a pair of first well regions formed in the semiconductor substrate, wherein the pair of first well regions have a first conductivity type and are separated by at least one portion of the semiconductor substrate. The semiconductor device also includes a first doping region formed in a portion of at least one portion of the semiconductor substrate separating the pair of first well regions, and a pair of second doping regions, respectively formed in one of the pair of first well regions, having the first conductivity type. ... Mediatek Inc

08/10/17 / #20170228849

Apparatuses and methods for activity-based resource management, and storage medium thereof

An electronic apparatus including a display device and a controller is provided. The display device selectively displays one of a plurality of pages of an application, which make up a user interface of the application. ... Mediatek Inc

08/10/17 / #20170228041

Input error-correction methods and apparatuses, and automatic error-correction methods, apparatuses and mobile terminals

An automatic error-correction method for an input device, the method comprising: when entering an input key of the input device, determining if the input key needs to be corrected; if the input key needs to be corrected, obtaining a correction item corresponding to the input key according to correction data corresponding to the input key stored in a correction database; and automatically replacing the input key with the correction item corresponding to the input key for error correction.. . ... Mediatek Inc

08/10/17 / #20170228013

Power managing method for avoiding sudden drop in voltage and electronic system applying the power managing method

An electronic system (300) comprising: a battery (303); at least one electronic device; and a power managing unit (301), arranged for detecting a battery voltage of the battery (303), and arranged for limiting at least one performance of the at least one electronic device if the battery voltage is not higher than a first low threshold voltage.. . ... Mediatek Inc

08/10/17 / #20170227609

Method and apparatus capable of accurately estimating/determining power percentage of battery based on confidence levels determined from resultant information of multiple different fuel gauge operations and/or information of battery history, aging factor, sleep time, or battery temperature

A method capable of accurately estimating a power percentage of a battery includes: performing a first fuel gauge operation to measure a power percentage of the battery to generate first information; performing a second fuel gauge operation to measure the power percentage of the battery to generate second information, the first fuel gauge operation being different from the second fuel gauge operation; and, dynamically determining one among at least the first percentage and the second percentage as the power percentage of the battery.. . ... Mediatek Inc

08/10/17 / #20170227607

Schemes capable of efficiently and accurately estimating and/or predicting available battery capacity and battery aging factor

Methods are provided to be able to efficiently and precisely estimate/predict an available capacity of a battery. One method is arranged to estimate/predict the available capacity of the battery according to a first battery percentage result, a second battery percentage result, and a calculated power when the battery is being operated or used within a specific operating range distinct from a normal operating range. ... Mediatek Inc

08/03/17 / #20170223379

Method of block vector clipping and coding for screen content coding and video coding

A method of video coding using coding modes including intrabc mode (intra-block copy mode) for a picture is disclosed. The system determines whether the current reference block is located above a current coding unit (cu) containing the current prediction unit (pu) in a vertical direction and whether the current reference block is located on a left side of the current cu in a horizontal direction based on the original block vector (bv). ... Mediatek Inc

08/03/17 / #20170223349

Video transmitting system with on-the-fly encoding and on-the-fly delivering and associated video receiving system

A video transmitting system includes a source buffer, a video encoder, a bitstream buffer, and a transmitting circuit. The source buffer receives pixel data of pixels of a video frame. ... Mediatek Inc

08/03/17 / #20170222943

Method and apparatus for reordering

Aspects of the disclosure provide a method for reordering. The method includes receiving, by a terminal device, a stream of data units from a wireless network. ... Mediatek Inc

08/03/17 / #20170222647

Memory interface circuit capable of controlling driving ability and associated control method

A memory interface circuit includes a first variable impedance circuit coupled between a first supply voltage and a pad, and a second variable impedance circuit coupled between a second supply voltage and the pad; wherein when the first supply voltage changes, at least one of the first variable impedance circuit and the second variable impedance circuit is controlled to have different setting in response to the changing of the first supply voltage.. . ... Mediatek Inc

08/03/17 / #20170222556

Dc-dc converter and associated control method

A dc-dc converter includes an inductor, a switch module, a pull-up circuit and a pull-down circuit. The inductor has a first node and a second node, and the second node is coupled to an output node of the dc-dc converter. ... Mediatek Inc

08/03/17 / #20170222469

Closed loop current control in a wireless power system

Methods and apparatus for providing closed loop current control in a wireless power transmitter. The method comprises adjusting a transmitter coil current generated by the wireless power transmitter based, at least in part, on first feedback reported by at least one wireless power receiver and second feedback based on a measurement of the transmitter coil current.. ... Mediatek Inc

08/03/17 / #20170222461

Method for performing performance control in an electronic device with aid of management of multiple charger circuits, and associated apparatus

A method for performing performance control in an electronic device with aid of management of multiple charger circuits (e.g. First and second charger circuits) and an associated apparatus are provided. ... Mediatek Inc

08/03/17 / #20170221879

Electrostatic discharge protection circuit with leakage current reduction and associated electrostatic discharge protection method

An electrostatic discharge (esd) protection circuit has an esd detection circuit, an esd clamp circuit, and a leakage current reduction circuit. The esd detection circuit generates an esd trigger signal when an esd event is detected in a normal mode. ... Mediatek Inc

08/03/17 / #20170221544

Memory interface circuit having signal detector for detecting clock signal

A memory interface circuit includes a plurality of receivers and a signal detector. The plurality of receivers are arranged for receiving at least a clock signal and a plurality of command signals from a memory controller, respectively. ... Mediatek Inc

08/03/17 / #20170221457

Electronic apparatus, frames per second decision method, and non-transitory computer readable storage medium thereof

An electronic apparatus, fps decision method, and non-transitory computer readable storage medium thereof are provided. The electronic apparatus comprises a circuit. ... Mediatek Inc

08/03/17 / #20170220131

Method for controlling operations of an electronic device through ambient light detection, and associated apparatus

A method for controlling operations of an electronic device through ambient light detection and associated apparatus are provided, where the method includes: utilizing an ambient light sensor of the electronic device to detect ambient light for the electronic device, to generate an ambient light detection signal, sampling the ambient light detection signal to convert the ambient light detection signal into a converted signal, and performing pattern detection on the converted signal to detect at least one pattern of the converted signal; and according to a pattern and event database, determining whether the detected pattern of the converted signal matches a predetermined pattern within a plurality of predetermined patterns, to selectively trigger a predetermined operation associated with the predetermined pattern, wherein the pattern and event database stores the plurality of predetermined patterns.. . ... Mediatek Inc

08/03/17 / #20170219689

Radar interference mitigation method and apparatus

Methods and apparatuses pertaining to radar interference mitigation are described. A processor associated with an apparatus may generate a plurality of wave frames such that one or more aspects of the plurality of wave frames vary from one wave frame to another wave frame of the plurality of wave frames. ... Mediatek Inc

07/27/17 / #20170215132

Avoiding reselection of a fake cell in a wireless communication network

Aspects of the disclosure provide a method for avoiding reselection of fake cell. The method includes transmitting a first request for network service of a wireless communication network in a first cell from user equipment, receiving a first reject message without integrity protection, adding the first cell to a set-aside cell list, and selecting a cell from other cells that are not included in the set-aside cell list to request network service.. ... Mediatek Inc

07/27/17 / #20170215126

Method and apparatus for handling reject

Aspects of the disclosure provide a method for handling reject in wireless communication. The method includes receiving, at an electronic device, a reject message indicative of a forbidden resource of a service provider network to use by the electronic device for wireless communication, determining a reliability attribute of the reject message, storing the forbidden resource associated with the reliability attribute, and maintaining the stored forbidden resource based on the reliability attribute.. ... Mediatek Inc

07/27/17 / #20170215005

Audio refocusing methods and electronic devices utilizing the same

An audio refocusing method includes receiving an indication signal indicating which sound source in a recorded signal has to be refocused on; determining a direction of the sound source or a location of the sound source; and enhancing sound generated by the sound source in the recorded signal according to the direction or the location of the sound source to generate a processed signal.. . ... Mediatek Inc

07/27/17 / #20170214937

Apparatus of inter prediction for spherical images and cubic images

Methods and apparatus of video encoding and decoding for a spherical image sequence and a cubic image sequence using circular inter prediction are disclosed. For the spherical image sequence, the search window includes an area outside or crossing a vertical frame boundary of the reference frame for at least one block of the current spherical image to be encoded. ... Mediatek Inc

07/27/17 / #20170214932

Method of motion vector derivation for video coding

A method and apparatus for deriving a sub-block motion vector for the current sub-block based on a motion-model function depending on the current sub-block location are disclosed. The derived sub-block motion vector is then used for encoding or decoding the sub-block. ... Mediatek Inc

07/27/17 / #20170214856

Method for controlling motions and actions of an apparatus including an image capture device having a moving device connected thereto using a controlling device

Method for controlling motions and actions of an apparatus including an image capture device having a moving device connected thereto using a controlling device is provided, wherein the moving device is capable of moving the image capture device. The method includes: displaying preview image provided by the image capture device on a display device of the controlling device; detecting inputs to alter the preview image from an input device of the controlling device; obtaining a first image to be captured based on the detected inputs; generating one or more first control commands according to the first image; and transmitting the one or more first control commands to the apparatus via a communication link to control motions and actions of the image capture device and the moving device to capture a second image to be returned, which is the same as the first image, to the controlling device.. ... Mediatek Inc

07/27/17 / #20170214761

Method and wireless communication system for processing data

A method is to process packets in a wireless communication system including an evolved core network, a plurality of user devices, and an evolved node b (enb), the evolved core network including a policy and charging rules function (pcrf), a serving gateway, a caching management gateway and a mobile management entity (mme). The method includes receiving, via the pcrf, the packets; obtaining, via the mme, an user device number; estimating, via the caching management gateway, a connectivity parameter corresponding to the user devices; generating, via the caching management gateway, a decision result according to popularities and sizes of the packets, the user device number and the connectivity parameter; and instructing, via the serving gateway, the enb and the user devices to cache the packets according to the decision result.. ... Mediatek Inc

07/27/17 / #20170214441

System and method for coordinating multiple wireless communications devices in a wireless communications network

A method for allocating radio resources by a coordinating wireless communications device in a wireless communications network including a plurality of wireless communications devices includes: obtaining a plurality of supported narrow-band channels in the wireless communications network; selecting a primary channel from the supported narrow-band channels and using the primary channel to communicate with the plurality of wireless communications devices; organizing the plurality of wireless communications devices into one or more communication groups; and assigning one of the one or more communication group a non-overlapping operating channel for multi-user multiple-input multiple-output (mu mimo) communication with the coordinating wireless communications device.. . ... Mediatek Inc

07/27/17 / #20170214411

Successive approximation register analog-to-digital converter applying calibration circuit, associated calibrating method, and associated electronic device

A successive approximation register (sar) analog-to-digital converter (adc) including: a comparing module and a calibration circuit. The comparing module is arranged to generate a first comparison result by comparing an input voltage value of the sar adc with a first voltage value and a second result by comparing the input voltage value with a second voltage value; the calibration circuit coupled to the comparing module is for generating a determination result determining whether the input voltage value is in a range according to the first comparison result and the second comparison result, and enters a calibration mode according to the determination result.. ... Mediatek Inc

07/27/17 / #20170214408

Switched-capacitor loop filter

A loop filter has a first switched-capacitor network and a second switched-capacitor network. The first switched-capacitor network is coupled to an input node of the loop filter. ... Mediatek Inc

07/27/17 / #20170214370

Adaptive power amplifier supply with pre-distortion mechanism

According to at least one aspect, a communication system is provided. The communication system includes a power amplifier configured to amplify an input signal to generate an amplified output signal and provide the amplified output signal to an antenna, a power supply coupled to the power amplifier and configured to provide power to the power amplifier based on a power supply control signal, and a controller coupled to the power supply. ... Mediatek Inc

07/27/17 / #20170214369

Power amplifier system and associated bias circuit

A power amplifier system includes a differential power amplifier and a bias circuit. The differential power amplifier is arranged for receiving a differential input pair to generate an output signal. ... Mediatek Inc

07/27/17 / #20170213315

Bandwidth efficient method for generating an alpha hint buffer

A graphics processing unit (gpu) renders graphical objects into a group of pixels and stores the pixels in an on-chip buffer on the same chip as the gpu. Each pixel has an alpha value that indicates transparency of the pixel. ... Mediatek Inc

07/27/17 / #20170212575

Power budget allocation method and apparatus for generating power management output according to system setting of multi-core processor system and target power budget

A power budget allocation method includes: obtaining a system setting associated with a multi-core processor system, obtaining a target power budget, and checking, by a power management controller, at least one power management table according to the system setting and the target power budget to generate a power management output for the multi-core processor system. The system setting includes a core combination setting of the multi-core processor system, and further includes a frequency setting of each processor core selected by the core combination setting.. ... Mediatek Inc

07/20/17 / #20170208600

Methods for enhancing performance of a communications apparatus suffering from doppler effect and communications apparatus utilizing the same

A communications apparatus includes a radio transceiver and a processor. The radio transceiver transmits or receives wireless radio frequency signals to communicate with a first network device. ... Mediatek Inc

07/20/17 / #20170207779

Signal generator using multi-sampling and edge combining and associated signal generating method

A signal generator generates an output signal according to an oscillating signal. The signal generator has a plurality of edge sampling circuits and an edge combining circuit. ... Mediatek Inc

07/20/17 / #20170207758

Power amplifier system and associated control circuit and control method

A control circuit of a power amplifier includes a peak detector, a first comparator, a first current source, a second comparator, a second current source and a bias circuit. The peak detector is arranged for detecting an amplitude of an input signal. ... Mediatek Inc

07/20/17 / #20170207661

Wireless power transfer through metal objects

A mobile device includes a housing having a conductive region and a wireless power receiver having a receive coil configured to receive wireless power through the conductive region. The thickness of the conductive region is less than δ/10, wherein δ is a skin depth of the conductive region at a primary frequency of an electromagnetic signal that provides the wireless power.. ... Mediatek Inc

07/20/17 / #20170206937

Hybrid system integrating package-on-package soc and embedded multi-chip package on one main circuit board

A hybrid system includes a printed circuit board (pcb) having a main surface, a package-on-package (pop) having a bottom package mounted on the main surface of the pcb and a top package stacked on the bottom package, and a multi-chip package (mcp) on the main surface of the pcb. The bottom package includes a system-on-chip (soc) and the top package includes at least one on-package dynamic random access memory (dram) die accessible to the soc. ... Mediatek Inc

07/20/17 / #20170206860

Method for adjusting display of electronic device and electronic device capable of adjusting display

The present disclosure provides a method and an electronic device capable of performing a display adjustment. A method may obtain a first brightness value corresponding to a first time and obtain a second brightness value corresponding to a second time later than the first time. ... Mediatek Inc

07/13/17 / #20170201289

Communication device and method for antenna selection

The invention provides a communication device and a communication method. The communication device with at least a first antenna and a second antenna includes a switch element, a transceiver, and an antenna selection and control module. ... Mediatek Inc

07/13/17 / #20170200783

Electrostatic discharge protection device

The invention provides an electrostatic discharge (esd) protection device formed by a schottky diode. An exemplary embodiment of an esd protection device comprises a semiconductor substrate having an active region. ... Mediatek Inc

07/13/17 / #20170200255

Method and apparatus of image formation and compression of cubic images for 360 degree panorama display

Methods and apparatus of processing cube face images are disclosed. According one method, each set of six cubic faces is converted into one rectangular assembled image by assembling each set of six cubic faces to maximize a number of continuous boundaries and to minimize a number of discontinuous boundaries. ... Mediatek Inc

07/06/17 / #20170196025

Random access probing enhancement during state mismatch between user equipment and network

Methods and apparatuses pertaining to random access probing enhancement during state mismatch between a communication apparatus and a network apparatus may involve the communication apparatus determining whether a state mismatch exists between the communication apparatus and a network apparatus. The communication apparatus may also conduct a probing procedure responsive to a determination that the state mismatch exists. ... Mediatek Inc

07/06/17 / #20170195989

Optimized mechanism for paging transmission and reception

Methods and apparatus are provided for paging transmission and reception for ues requiring coverage extension/coverage enhancement. In one novel aspect, the ue reports the ce status to the mme. ... Mediatek Inc

07/06/17 / #20170195882

Apparatuses and methods for recovering from security mode command failures

A mobile communication device including a wireless transceiver and a controller is provided. The wireless transceiver performs wireless transmission and reception to and from a service network. ... Mediatek Inc

07/06/17 / #20170195816

Enhanced audio effect realization for virtual reality

Methods and apparatuses pertaining to enhanced audio effect realization for virtual reality may involve receiving data in a virtual reality setting. The data may be related to audio samples from one or more sound sources, motions of the one or more sound sources, and motions of a user. ... Mediatek Inc

07/06/17 / #20170195693

Count table maintenance apparatus for maintaining count table during processing of frame and related count table maintenance method

A backward adaptation apparatus includes a first storage apparatus, a count table maintenance apparatus, and a backward probability update circuit. The first storage apparatus has a first buffer and a second buffer allocated therein. ... Mediatek Inc

07/06/17 / #20170195677

Method of intra block copy with flipping for image and video coding

A method and apparatus for video coding including an intrabc (intra-block copy) mode with flipping for prediction unit (pu) with a non-2n×2n partition size is disclosed. An intrabc mode is selected from a mode group comprising a normal intrabc mode and a flipping mode for a current pu with a current pu size belonging to a size group including at least one pu size selected from 2n×n, n×2n and n×n and n is a positive integer. ... Mediatek Inc

07/06/17 / #20170194988

Decoding across transmission time intervals

Aspects of the disclosure provide a method for accelerating a decoding process. The method includes receiving first bit reliability values (brvs) of a first codeword corresponding to a first bit sequence of an information block, receiving second brvs of a second codeword corresponding to a second bit sequence of the information block, aggregating respective first brvs and second brvs into an aggregated. ... Mediatek Inc

07/06/17 / #20170194984

Vco-based continuous-time sigma delta modulator equipped with truncation circuit and phase-domain excess loop delay compensation

A continuous-time sigma-delta modulator includes a vco-based quantizer, a rotator, a truncation circuit and a digital-to-analog converter (dac). The vco-based quantizer is arranged to generate a thermometer code based on an input signal and a feedback signal. ... Mediatek Inc

07/06/17 / #20170194947

Signal self-calibration circuits and methods

A signal self-calibration circuit and a signal self-calibration method are provided. The signal self-calibration circuit includes a comparator, a switcher, and an output-stage circuit. ... Mediatek Inc

07/06/17 / #20170194271

Semiconductor package with three-dimensional antenna

A semiconductor package is provided. The semiconductor package includes a package substrate having a first region and a second region defined between an edge of the package substrate and an edge of the first region. ... Mediatek Inc

07/06/17 / #20170194227

Semiconductor package, semiconductor device using the same and manufacturing method thereof

A semiconductor package includes a substrate, a first electronic component, a film and a package body. The first electronic component is disposed on the substrate and has an upper surface. ... Mediatek Inc

07/06/17 / #20170192918

System comprising a master device and a slave device having multiple integrated circuit die, wireless communication unit and method therefor

A system is described that comprises: a master device and a slave device. The slave device comprises: a first die comprising an interface comprising a decoder configured to support a mipi™ rffe slave protocol; at least one second die comprising a simplified address decoder, operably coupled to the first die; and a shared control bus that is configured to support at least a clock signal and a data signal shared between the master device and the at least one second die on the slave device. ... Mediatek Inc

07/06/17 / #20170192883

Testing method for sdk and an electronic device, a testing system thereof

A testing method for sdk and an electronic device and a testing system thereof are provided. The testing method for sdk includes steps of receiving a testing case of software development kit described by a markup language, wherein the testing case includes at least one functional block; acquiring the at least one functional block of the testing case; and transmitting the at least one functional block to a measured device.. ... Mediatek Inc

06/29/17 / #20170188380

Method of handling normal bandwidth and narrow bandwidth coexistence

A time-division mechanism that a source station uses a proprietary frame for notifying switching from a normal bandwidth operation to a narrow bandwidth operation to at least one destination station in a wireless communication system, and uses a protection frame to reserve the service period for the narrow bandwidth operation without the interference from the normal bandwidth operation, wherein the service period of the narrow bandwidth operation is indicated in the protection frame.. . ... Mediatek Inc

06/29/17 / #20170188033

Method and apparatus of bandwidth estimation and reduction for video coding

A method and apparatus of reusing reference data for video decoding are disclosed. Motion information associated with motion vectors for coded blocks processed after the current block are derived without storing decoded residuals associated with the coded blocks. ... Mediatek Inc

06/29/17 / #20170188029

Method of alternative transform for data compression

A method and apparatus of adaptive image and video coding including an alternative transform other than the discrete cosine transform (dct) and discrete sine transform (dst) type vii (dst-vii) are disclosed. For at least one block size belonging to the size group, a transform from multiple transforms comprising an alternative transform in addition to dct and dst-vii is selected and applied to a current block. ... Mediatek Inc

06/29/17 / #20170188026

Method and apparatus for entropy coding in image compression

A method and apparatus of image coding including adaptive entropy coding are disclosed. According to this method, input pixels associated with a group of symbols generated from image or video data are received. ... Mediatek Inc

06/29/17 / #20170187487

Method for rate indication

A method to indicate a rate is proposed. In this method, a first wireless device determines a rate indicator and then transmits a packet including the rate indicator to a second wireless device. ... Mediatek Inc

06/29/17 / #20170186709

Manufacturing method of chip package and package substrate

A manufacturing method of a package substrate is provided. The method includes forming a first circuit layer on a carrier. ... Mediatek Inc

06/29/17 / #20170186676

Semiconductor package

A semiconductor package is provided. In one configuration, the semiconductor package includes a substrate having a die attach surface. ... Mediatek Inc

06/29/17 / #20170185406

Methods and systems for managing an instruction sequence with a divergent control flow in a simt architecture

A computer-implemented method of executing an instruction sequence with a recursive function call of a plurality of threads within a thread group in a single-instruction-multiple-threads (simt) system is provided. Each thread is provided with a function call counter (fcc), an active mask, an execution mask and a per-thread program counter (ptpc). ... Mediatek Inc

06/22/17 / #20170181135

Physical downlink control channel design for narrow band internet of things

Narrowband downlink control channel (nb-pdcch) design for narrowband internet of thing (iot) devices is proposed. In one novel aspect, nb-pdcch spans both first and second slots in the region of legacy physical downlink shared channel (pdsch). ... Mediatek Inc

06/22/17 / #20170181120

Optimized mechanism for paging transmission and reception

Methods and apparatus are provided for paging transmission and reception for ues requiring repeatedly paging. In one novel aspect, the ue reports the status to the mme. ... Mediatek Inc

06/22/17 / #20170181049

Method and communications apparatus for performing a cell reselection process

A method for performing a cell reselection process in a wireless communications system is provided. The method is used in a communications apparatus camping on a serving cell. ... Mediatek Inc

06/22/17 / #20170180983

Phone number switching method, and associated apparatus

A phone number switching method and an associated apparatus are provided, where the phone number switching method may be applied to a first electronic device. For example, the phone number switching method may include the steps of: determining whether a predetermined activity corresponding to both of the first electronic device and a second electronic device occurs, to generate a determination result; and according to the determination result, selectively sending a switching request from the first electronic device to a service provider, wherein a phone number is previously associated to a first subscriber identity module (sim) within the first electronic device by the service provider, and the switching request asks for re-associating the phone number to a second sim within the second electronic device.. ... Mediatek Inc

06/22/17 / #20170180519

Network device and method for outputting data to bus with data bus width at each cycle by generating end of packet and start of packet at different cycles

A method used in a network device for outputting data to a bus with a data bus width at each cycle includes: using a packet generating circuit for generating idle data after an end of packet for a packet at a cycle and generating a start of packet for a next packet at a different cycle; and using an inter-packet gap (ipg) generating circuit for receiving data transmitted from the packet generating circuit, dynamically writing the received data into the buffer, and inserting a gap of idle data between the end of packet and the start of packet according to the end of packet and the idle data generated by the packet generating circuit.. . ... Mediatek Inc

06/22/17 / #20170180181

Signal transmitting apparatus and signal transmitting method

A signal transmitting apparatus includes: a first converting device arranged to generate an up-converted in-phase signal according to an in-phase digital signal and a first pre-distortion signal; a second converting device arranged to generate an up-converted quadrature signal according to a quadrature digital signal and a second pre-distortion signal; an amplifying device arranged to generate an amplified signal according to the up-converted in-phase signal and the up-converted quadrature signal; and a processing device arranged to generate the first pre-distortion signal according to a first combination signal combined by a cube of the in-phase digital signal and a multiplication of the in-phase digital signal and a square of the quadrature digital signal, and to generate the second pre-distortion signal according to a second combination signal combined by a cube of the quadrature digital signal and a multiplication of the quadrature digital signal and a square of the in-phase digital signal.. . ... Mediatek Inc

06/22/17 / #20170180177

Interleaver design for dual sub-carrier modulation in wlan

A method of interleaver design for dual carrier modulation (dcm) is proposed in a wireless network. For he ppdu transmission with dcm, information bits are first encoded by a bcc encoder. ... Mediatek Inc

06/22/17 / #20170179966

Phase locked loop and associated method for loop gain calibration

A phase locked loop (pll) includes a controllable oscillator, a charge pump, a type ii loop filter, a frequency divider, a phase error processing circuit, a phase frequency detector and a phase alignment circuit. The controllable oscillator generates an oscillating signal. ... Mediatek Inc

06/22/17 / #20170179757

Apparatus for performing hybrid power control in an electronic device to allow charging using any of high power adaptors corresponding to different voltages

An apparatus for performing hybrid power control in an electronic device includes a charger positioned in the electronic device, and the charger is arranged for selectively charging a battery of the electronic device. In addition, at least one portion of the charger is implemented within a charger chip, and the charger may include: a plurality of terminals that are positioned on the charger chip; a plurality of switching units, positioned on the charger chip; and at least one control circuit, positioned on the charger chip and coupled to the plurality of switching units. ... Mediatek Inc

06/22/17 / #20170179055

Semiconductor structure

The invention provides a semiconductor structure. The semiconductor structure includes a substrate. ... Mediatek Inc

06/22/17 / #20170179017

Semiconductor package

A semiconductor package includes a circuit board, a semiconductor chip, a heat spreading layer, an encapsulant layer, a plurality of conductive connections, and a plurality of solder balls. The circuit board includes opposite first and second surfaces and a plurality of through holes. ... Mediatek Inc

06/22/17 / #20170178800

Wireless power coil with multi-layer shield

A wireless power assembly including a multi-layer magnetic shield is described. The wireless power assembly includes a wireless power coil and the multi-layer magnetic shield arranged adjacent to the wireless power coil. ... Mediatek Inc

06/22/17 / #20170177450

Mobile terminal and related repair method

A mobile terminal and related repair method is disclosed. The method includes: obtaining current storage integrity information of the mobile terminal; matching the current storage integrity information and original storage integrity information, when the matching fails, connecting to the server, obtaining original system partition document from the server, and repairing the system partition according to the original system partition document.. ... Mediatek Inc

06/22/17 / #20170177406

Methods for managing a service or application for a smart device and a smart device utilizing the same

A method for managing a service or application for a smart device includes: obtaining a priority corresponding to the service or application according to a priority table; adjusting or terminating the service or application according to the priority; monitoring the service or application in real-time to obtain a monitoring result; and updating the priority table according to the monitoring result.. . ... Mediatek Inc

06/22/17 / #20170177205

Input method for recognizing user input according to vector combination derived from single-stroke input and associated non-transitory machine readable medium

An input method includes following steps: recording a single-stroke input, converting the recorded single-stroke input into a vector combination defined by one or more pre-defined vectors, and performing user input recognition according to the vector combination. The vector based recognition scheme using certain distinguishable vectors may offer a higher recognition rate and/or a lower misjudgment rate. ... Mediatek Inc

06/22/17 / #20170177150

Display control for transparent display

A controller for generating an output image to be rendered on a transparent display panel is provided. The controller is configured to: receive an input image; calculate an opacity of each pixel in the input image according to a predetermined equation associated with the transparent display panel; determine a display mode of one or more portions of the input image according to transparency indication information associated with the one or more portions of the input image, wherein the display mode corresponds to transparency of the one or more portions in the input image; and obtain the output image to be displayed on the transparent display panel according to the determined display mode of the one or more portion of the input image.. ... Mediatek Inc

06/22/17 / #20170177059

Power managing method and electronic system applying the power managing method

Disclosed is a power managing method applied to an electronic system comprising a power providing device. The power managing method comprises: (a) receiving a power reference parameter provided by a user; and (b) displaying a candidate disabling list, which lists at least one application program, according to the power reference parameter and an available power budget of the power providing device. ... Mediatek Inc

06/15/17 / #20170171841

Control-less data transmission for narrow band internet of things

Various methods of control-less data transmission for nb-iot/nr devices have been proposed to improve efficiency and system capacity in cellular networks. In a first embodiment, a pdcch-less operation is performed between enb and ue. ... Mediatek Inc

06/15/17 / #20170171796

Vht operation information subfield design in wlan

A method of very high throughput (vht) operation information subfields design for ieee 802.11 wlan is proposed. The vht operation information subfields comprise a channel width, a channel center frequency segment 0 (ccfs0), and a channel center frequency segment 1 (ccfs1). ... Mediatek Inc

06/15/17 / #20170170830

Voltage generating circuit and esd protecting method

A voltage generating circuit comprising: a first switch circuit, operating in a first power domain; a second switch circuit, operating in a second power domain; a first transistor of first type, comprising a control terminal coupled to the first switch circuit and the second first switch circuit, wherein the control terminal of the first transistor of first type is coupled to a predetermined voltage source via the first switch circuit if the first switch circuit is active, wherein the control terminal of the first transistor of first type is coupled to the predetermined voltage source via the second switch circuit if the second switch circuit is active; and an output circuit, coupled to the first transistor of first type and operating in the second power domain.. . ... Mediatek Inc

06/15/17 / #20170170784

Oscillator scheme capable of reducing far-out phase noise and closed-in phase noise

An oscillator apparatus includes an oscillator core circuit. The oscillator core circuit includes an inverting transconductance amplifier, at least one first capacitor, at least one second capacitor, and a resonator. ... Mediatek Inc

06/15/17 / #20170170165

Electrostatic discharge (esd) protection circuit

The invention provides an esd (electrostatic discharge) protection circuit including a clamp circuit, a switch element, and a detection circuit. The clamp circuit is coupled between an esd bus and a ground node. ... Mediatek Inc

06/15/17 / #20170169868

Differential sensing circuit with dynamic voltage reference for single-ended bit line memory

The present invention provides a differential sensing circuit with a dynamic voltage reference for a single-ended bit line memory is disclosed. The exemplary differential sensing circuit comprises: a dynamic voltage reference generating unit and a differential sensing amplifying unit. ... Mediatek Inc

06/08/17 / #20170164369

Multiple access system for multiple users to use the same signature

A multiple access communication system in which receiving devices equipped with a method of differentiating signals from multiple users assigned with the same signature, the method comprising steps of determining a plurality of hypothetical signal levels according to a plurality of channel information; obtaining a pre-processed signal according to a received signal received by the receiving device, wherein the pre-processed signal comprises a mixture of a plurality of transmitted signals, and the transmitted signals are generated according to a plurality of signatures and encoded according to a plurality of data signals; calculating a plurality of symbol-level probabilities according to the pre-processed signal and the hypothetical signal levels, wherein the number of signatures may be less than the number of users; obtaining a plurality of log-likelihood ratios, corresponding to the users, and generating a plurality of decoded signals corresponding to the plurality of data signals according to the log-likelihood ratios.. . ... Mediatek Inc

06/08/17 / #20170164350

Methods for enb, ue uplink transmission and reception

Methods and apparatus are provided for narrowband ues. In one novel aspect, frequency hopping is used. ... Mediatek Inc

06/08/17 / #20170164309

Apparatuses and methods for physical broadcast channel (pbch) assisted synchronization during a discontinuous reception (drx) operation

A mobile communication device with a radio frequency (rf) unit and a processing unit is provided. The rf unit transmits and receives wireless signals to and from a service network. ... Mediatek Inc

06/08/17 / #20170164306

Method and associated time manager for managing time relation between system times of different remote systems

The present invention provides a method and an associated time manager for managing a time relation between system times of different remote systems, including: at a first moment, obtaining a first value of a first system time and accessing a periodically updating reference counter to obtain a first count; at a second moment, updating the time relation by: obtaining a second value of a second system time along with a second count, and calculating a second value of the first system time by summing the first value of the first system time and an extrapolation interval calculated according to a difference between the first count and the second count. Thus, when synchronization with a first remote system ends, a fourth value of the first system time may be calculated according to a fourth value of the second system time and a previously stored time relation.. ... Mediatek Inc

06/08/17 / #20170164240

Signal processing devices and methods

A signal processing device for communication is provided and includes a de-rate matching module, a decoder, a signal-quality generation module, and a first control module. The de-rate matching module performs a de-rate matching operation on the control signal to obtain a de-rate matching signal. ... Mediatek Inc

06/08/17 / #20170164140

Method and device for selecting target device

The present invention discloses a method for selecting at least one target device, and the method is applied to a main electronic device for selecting at least one slave electronic device as the target device. The method includes obtaining the main-device-location information of the main electronic device and the slave-device-location information of the slave electronic devices; determining the orientation of the main electronic device; calculating relative location information for each slave electronic device corresponding to the main electronic device based on the main-device-location information and the slave-device-location information; determining whether there are any slave electronic devices in the direction of a first baseline according to the relative location information, wherein the direction of the first baseline is the orientation of the main electronic device; and selecting at least one slave electronic device as the target device when the slave electronic device exists in the direction of the first baseline.. ... Mediatek Inc

06/08/17 / #20170163893

Image-based motion sensor and related multi-purpose camera system

An image-based motion sensor has a camera system and a processing system. The camera system generates an image output including a plurality of captured images. ... Mediatek Inc

06/08/17 / #20170163367

Method for cancelling a data transmission of a neighboring cell

A method of interference cancellation is proposed. A ue obtains configuration information of a data transmission from a neighboring cell via an interference channel in a mobile communication network. ... Mediatek Inc

06/08/17 / #20170163148

Reference voltage generator having at least one bipolar junction transistor biased by negative base voltage and associated reference voltage generating method

A reference voltage generator has a bandgap reference circuit and a negative voltage generator. The bandgap reference circuit generates a reference voltage according to at least one base-emitter voltage of at least one bipolar junction transistor. ... Mediatek Inc

06/08/17 / #20170163101

Methods and devices for protection in wireless power systems

A wireless power system and methods for operating the same are provided for protection of a wireless power receiver during wireless power transfer. A signal strength limit for the wireless power transmitter is determined based upon a receiver limit, a sensitivity of the wireless power receiver and a scaling factor of the wireless power transmitter.. ... Mediatek Inc

06/08/17 / #20170162540

Wafer-level chip-scale package with redistribution layer

A wafer-level chip scale package (wlcsp) includes a semiconductor structure and a first bonding pad formed over a portion of the semiconductor structure. The wlcsp further includes a passivation layer formed over the semiconductor structure and the first bonding pad, exposing portions of the first bonding pad. ... Mediatek Inc

06/08/17 / #20170162505

Semiconductor device

The present invention provides a semiconductor device. The semiconductor device comprises: a metal pad and a first specific metal layer routing. ... Mediatek Inc

06/08/17 / #20170160962

System and method for processor mapping

A multicore processor system includes multiple processor cores. When a processor core goes offline, the offline processor core is mapped to a mapped processor core, which is selected from an emulated processor core and one or more online processor cores among the multiple processor cores. ... Mediatek Inc

06/08/17 / #20170160782

Share power source mechanism in a multicore processor system

A multicore processor system utilizes a power manager for improving power consumption. The system includes multiple processing units and multiple power sources. ... Mediatek Inc

06/08/17 / #20170156592

Healthcare systems and monitoring method for physiological signals

A healthcare system is provided. The healthcare system includes a data server, an algorithm server, a display device, and a communication network. ... Mediatek Inc

06/01/17 / #20170156208

Microelectronic system including printed circuit board having improved power/ground ball pad array

A microelectronic system includes a printed circuit board and a semiconductor package mounted on the printed circuit board. The printed circuit board includes a laminated core having an internal conductive layer and a build-up layer. ... Mediatek Inc

06/01/17 / #20170156114

Method of bypassing data and mobile device using the same

The present invention discloses a method of bypassing data and a mobile device to establish a shared data path via a shared memory of the mobile device between network modules. The network modules may exchange data packets via the shared memory, and a processing unit of the mobile device enters into a sleep mode when the network modules exchange the data packets via the shared memory sm. ... Mediatek Inc

06/01/17 / #20170156080

Method for cancelling a data transmission of a neighboring cell

A method of interference cancellation is proposed. A ue obtains configuration information of a data transmission from a neighboring cell via an interference channel in a mobile communication network. ... Mediatek Inc

06/01/17 / #20170156079

Method for cancelling a data transmission of a neighboring cell

A method of interference cancellation is proposed. A ue obtains configuration information of a data transmission from a neighboring cell via an interference channel in a mobile communication network. ... Mediatek Inc

06/01/17 / #20170155911

Apparatus and method for video coding by intra-prediction

Aspects of the disclosure include a method for video coding. The method includes receiving input data associated with a current block in a current image frame of video data, where the current block is coded by intra-prediction or to be coded by intra-prediction. ... Mediatek Inc

06/01/17 / #20170155399

Input buffer and analog-to-digital converter

An input buffer for an adc is provided. The input buffer includes a receiving circuit and an impedance circuit. ... Mediatek Inc

06/01/17 / #20170153852

Multi-port memory controller capable of serving multiple access requests by accessing different memory banks of multi-bank packet buffer and associated packet storage design

A packet buffer stores packet data of packets received by a master device. The packet buffer includes a non-guaranteed buffer, a guaranteed buffer, and a reserved buffer. ... Mediatek Inc

06/01/17 / #20170153839

Efficient on-demand content-based memory sharing

An efficient, on-demand, content-based memory sharing method is performed by a system. The method begins when an event is detected. ... Mediatek Inc

05/18/17 / #20170142708

User equipment and timing advance value updating method thereof

. . A user equipment and a timing advance value updating method thereof are provided. The ue determines that a scheduling request transmission counter reaches a maximum number of sr transmission and determines whether a time alignment timer is still running after the scheduling request transmission counter reaches the maximum number of sr transmission. ... Mediatek Inc

05/18/17 / #20170142645

Method for enhancing performance of a communications apparatus in a plmn search procedure and a communications apparatus utilizing the same

A communications apparatus includes a radio transceiver, a memory device and a processor. The radio transceiver transmits or receives wireless radio frequency signals to or from an air interface. ... Mediatek Inc

05/18/17 / #20170141884

User equipment, base station, and early decoding method for user equipment

A user equipment, a base station, and an early decoding method for the user equipment are provided. The user equipment executes an early decoding method by disabling some specific frame early termination chances in a blind transport format detection decoding trials so as to reduce decoding complexity. ... Mediatek Inc

05/18/17 / #20170141779

Clock data recovery apparatus and method capable of reducing more noise as well as tracking larger frequency offsets

A clock data recovery apparatus includes an oscillator, a sampler circuit, and a frequency control circuit. The oscillator generates a clock signal according to a bias voltage. ... Mediatek Inc

05/18/17 / #20170141748

Amplifier system, controller of main amplifier and associated control method

The present invention provides a control circuit to stabilize an output power of a power amplifier. The control circuit comprises a voltage clamping loop, a current clamping loop and a loop for reducing power variation under vswr, where the voltage clamping loop is used to clamp an output voltage of the power amplifier within a defined voltage range, the current clamping loop is used to clamp a current of the power amplifier within a defined current range, and the loop for reducing power variation under vswr is implemented by an impedance detector to compensate the output power under vswr variation.. ... Mediatek Inc

05/18/17 / #20170141747

Amplifier system and method for controlling amplifier

An amplifier system includes a main amplifier, a cross-over current detector and a controller. The main amplifier includes at least a first driving transistor and a second driving transistor serving as a differential pair, wherein the first driving transistor and the second driving transistor are arranged to receive a first input signal and a second input signal, respectively. ... Mediatek Inc

05/18/17 / #20170141728

Signal generator and associated resonator circuit

A signal generator and an associated resonator circuit are provided. The signal generator includes the resonator circuit and a core circuit. ... Mediatek Inc

05/18/17 / #20170141041

Semiconductor package assembly

The invention provides a semiconductor package assembly. The semiconductor package assembly includes a redistribution layer (rdl) structure having a first surface and a second surface opposite to the first substrate. ... Mediatek Inc

05/18/17 / #20170140822

Sense amplifier circuits

A sense amplifier circuit includes a single-ended sense amplifier and an isolation switch. The isolation switch is coupled between a bias node and a first line of a memory device, receives an output of the single-ended sense amplifier and selectively isolates the bias node and the first line in response to the output of the single-ended sense amplifier. ... Mediatek Inc

05/18/17 / #20170138998

Testing device for connection interface and related testing methods

A testing device for a connection interface of an electronic device includes an interface module, comprising a plurality of pins for coupling to the connection interface of the connection interface; and a testing circuit, comprising at least one of a conducting path between a first pin and a second pin among the plurality of pins, a visualized module coupled to a third pin of the plurality of pins, and an impedance coupled to a fourth pin of the plurality of pins.. . ... Mediatek Inc

05/18/17 / #20170136582

Composite solder ball, semiconductor package using the same, semiconductor device using the same and manufacturing method thereof

A semiconductor package includes a first substrate, a second substrate, a composite solder ball and a first semiconductor component. The composite solder ball includes a core, an encapsulating layer and a barrier layer. ... Mediatek Inc

05/11/17 / #20170135148

Method and system for supporting incompatible channelization of a wireless communications system

A communication method that operates by determining a first set of physical parameters of a first channel by a coordinator in a wireless communication system; establishing communication with a first set of devices over the first channel; determining a protection period in accordance with a pre-determined rule; broadcasting a channel-adjustment message, wherein the channel-adjustment message comprises a set of instructions for indicating how to adjust from the first channel to a second channel, and the set of instructions comprise channel bandwidth information for indicating how to adjust to a bandwidth of the second channel and central frequency information for indicating how to adjust to a central frequency of the second channel; and communicating with a second set of devices over the second channel during the protection period.. . ... Mediatek Inc

05/11/17 / #20170135114

Rate assignment with rate splitting for interference cancellation friendly new air interface

A new air interface that is interference cancellation friendly is proposed. In one novel aspect, a novel code rate assignment with rate splitting is proposed. ... Mediatek Inc

05/11/17 / #20170135110

Long-range low-power integrated wireless transmission in channel gaps and guard spectrum

Methods and apparatuses pertaining to long-range low-power integrated wireless transmission in channel gaps and guard spectrum are described. A method may involve facilitating wideband wireless communications in a plurality of wideband channels in a frequency spectrum with every two adjacent wideband channels of the plurality of wideband channels separated by a respective channel gap therebetween. ... Mediatek Inc

05/11/17 / #20170135021

Apparatuses and methods for handovers in a wireless mesh network

A wireless communication device, serving as a destination node of one or more data packets propagated in a wireless mesh network, is provided. The wireless communication device includes a wireless transceiver and a controller. ... Mediatek Inc

05/11/17 / #20170134734

Method and apparatus for block prediction using variable block-size in image compression

Method and apparatus of image coding using block prediction (bp) allowing multiple block sizes are disclosed. According to one method, first distortion for the current block coded using bp with a first block size is derived using at least partial second distortion for the current block coded using bp with a first block size. ... Mediatek Inc

05/11/17 / #20170134297

Method for efficient reliable transmission

A method of reliable and efficient information exchange between a first and a second entity, includes receiving data from the first entity by the second entity, determining if a response to the received data is required based on received control information, determining a response time during which the response is to be sent to the first entity (when a response is required), generating the response before expiration of the response time, and transmitting the response to the first entity before the expiration of the response time. The control information is received along with the data from the first entity. ... Mediatek Inc

05/11/17 / #20170134207

Signaling and feedback schemes of time-vary channels in high-efficiency wlan

Signaling and feedback schemes of channel variation information from wlan receiver are proposed. Wlan receiver performs channel tracking and obtains channel variation information. ... Mediatek Inc

05/11/17 / #20170134150

Assistance info and ue feedback for interference cancellation friendly new air interface

A new air interface that is interference cancellation friendly is proposed. In one novel aspect, addition information is provided between enb and ue for interference cancellation. ... Mediatek Inc

05/11/17 / #20170134109

Resource element mapping for interference cancellation friendly new air interface

A new air interface that is interference cancellation friendly is proposed. In one novel aspect, a base station uses one subband as the basic scheduling unit for each transport block if cwic is configured, e.g., by static or semi-static signaling. ... Mediatek Inc

05/11/17 / #20170134072

Antenna having passive booster for near field communication

A near field communication (nfc) antenna includes a ferrite sheet, an antenna coil, and a passive booster. The antenna coil is formed on the ferrite sheet, and includes an inner sub-coil. ... Mediatek Inc

05/11/17 / #20170133796

Interface module and related method

An interface module coupled between a host device and a wireless device is disclosed. The interface module includes a connector, having a first part covered in a first case with a first depth and a second part covered in a second case with a second depth; and a control circuit coupled to the first part of the connector, for controlling data transmission between the host device and the wireless device; wherein the second case is made of a conductive material and which can be further covered by an absorptive material.. ... Mediatek Inc

05/11/17 / #20170133078

Memory capable of entering/exiting power down state during self-refresh period and associated memory controller and memory system

A memory controller is connected with a memory. The memory controller includes a clock signal pin and plural command pins. ... Mediatek Inc

05/11/17 / #20170131932

Control apparatus, integrated circuit and management method for stack

A control apparatus, an integrated circuit, and a management method for a stack are provided. The management method for the stack includes: obtaining an instruction of running a task with a first function; changing a pointer of the stack in an internal memory from pointing to an internal memory to an external memory before executing the first function, wherein the stack in the internal memory is used by the task; executing the first function, wherein first temporary information that is needed to be stored during a period of executing the first function is stored into the external memory pointed to by the pointer of stack; and adjusting the pointer of the stack to point to the internal memory after finishing executing the first function. ... Mediatek Inc

05/04/17 / #20170127400

Beam misalignment detection for wireless communication system with beamforming

A method of beam misalignment detection for wireless communication system with beamforming is proposed. To identify a misaligned beam, a relative beam quality degradation is applied by comparing a dedicated beam quality with a reference beam quality. ... Mediatek Inc

05/04/17 / #20170127039

Ultrasonic proximity detection system

A portable device and a method for display delay enhancement in a depth application running on the portable device are provided. The portable device includes: a dual camera device, continuously capturing a sequence of frame pairs; a video encoder; a display; a processor, configured to obtain a first depth map associated with one or more previous frame pairs of the frame pairs, and generate a first output image based on a current frame pair of the frame pairs and the first depth map associated with the one or more previous frame pairs, and sends the first output image to the display. ... Mediatek Inc

05/04/17 / #20170127038

Method for performing depth information management in an electronic device, and associated apparatus and associated computer program product

A method for performing depth information management in an electronic device, an associated apparatus, and an associated computer program product are provided, where the method includes the steps of: modifying a two dimensional (2d) image, and selectively modifying a depth map of the 2d image based on modification of the 2d image before, when, or after the 2d image is modified, wherein the 2d image is retrieved from a storage module, wherein, for example, the storage module may be positioned within or outside the electronic device; and saving the modified depth map into an image file of the modified 2d image. For example, the modified depth map and the modified 2d image may correspond to each other.. ... Mediatek Inc

05/04/17 / #20170126966

Photography method using gaze detection

A photography method and an associated camera system provided. The camera system includes a camera and a frame buffer. ... Mediatek Inc

05/04/17 / #20170126444

Transition enforcing coding receiver for sampling vector signals without using clock and data recovery

A transition enforcing coding (tec) receiver includes a delay line circuit, a transition detection circuit, a data sampling circuit, and a skew calibration circuit. The delay line circuit employs a calibrated delay setting to delay a plurality of vector signals to generate a plurality of delayed vector signals under a normal mode, respectively. ... Mediatek Inc

05/04/17 / #20170126394

Adaptive envelope extracting apparatus, signal decoding apparatus and short-distance contactless communication apparatus applying the adaptive envelope extracting apparatus, and method thereof

An envelope extracting apparatus includes: a clock extracting device arranged to extract a clock signal of a receiving modulation signal according to a first biasing voltage; and an edge detecting device arranged to generate a detecting signal to indicate an envelope edge of the receiving modulation signal according to a delayed clock signal of the clock signal and a second biasing voltage; wherein the second biasing voltage or a delay time of the clock signal is adjustable.. . ... Mediatek Inc

05/04/17 / #20170126392

Adaptive envelope extracting apparatus, signal decoding apparatus and short-distance contactless communication apparatus applying the adaptive envelope extracting apparatus, and method thereof

An envelope extracting apparatus includes: a clock extracting device arranged to extract a clock signal of a receiving modulation signal according to a first biasing voltage; and an edge detecting device arranged to generate a detecting signal to indicate an envelope edge of the receiving modulation signal according to a delayed clock signal of the clock signal and a second biasing voltage.. . ... Mediatek Inc

05/04/17 / #20170126391

Adaptive envelope extracting apparatus, signal decoding apparatus and short-distance contactless communication apparatus applying the adaptive envelope extracting apparatus, and method thereof

An envelope extracting apparatus includes: a clock extracting device arranged to extract a clock signal of a receiving modulation signal according to a first biasing voltage; and an edge detecting device arranged to generate a detecting signal to indicate an envelope edge of the receiving modulation signal according to a delayed clock signal of the clock signal and a second biasing voltage; wherein the second biasing voltage or a delay time of the clock signal is adjustable.. . ... Mediatek Inc

05/04/17 / #20170126280

Method and wireless charging receiver capable of automatically detecting information of wireless power transmitter to limit maximum charging current provided for portable device

A method applied in a wireless charging receiver includes: dynamically detecting information of a wireless power transmitter which provides power for a portable device via the wireless charging receiver; and dynamically generating at least one power configuration signal on at least one signal path of a communication interface between the wireless charging receiver and the portable device according to the detected information of the wireless power transmitter, to limit a maximum charging current provided from the wireless charging receiver to the portable device at a specific charging current level.. . ... Mediatek Inc

05/04/17 / #20170126214

Flip-flop circuit with data-driven clock

A flip-flop circuit includes a d flip-flop and a gating controller. The d flip-flop generates an output signal according to a data signal and a gated clock signal. ... Mediatek Inc

05/04/17 / #20170126205

Frequency tunable filter with voltage stressed relaxed switch, and associated apparatus

A frequency tunable filter and an associated apparatus are provided, where the frequency tunable filter may include a plurality of ports including an input port and an output port, and may further include an inductor-capacitor (lc) resonator, a switching unit that is coupled between the lc resonator and a ground terminal of the frequency tunable filter, and a resonance adjustment unit that is coupled between the lc resonator and the ground terminal. For example, the lc resonator may include a first terminal coupled to each of the input port and the output port, and may further include a second terminal, the switching unit may selectively provide a conduction path between the second terminal of the lc resonator and the ground terminal, and the resonance adjustment unit may selectively change a resonance characteristic of the lc resonator.. ... Mediatek Inc

05/04/17 / #20170126074

Efficiency estimation in a switching power converter

Methods and apparatus for indirectly determining an input current or an output current of a dc/dc switching converter operating in a closed loop. A controller of the switching converter determines an efficiency of the switching converter based, at least in part, on an input voltage of the switching converter, an output voltage of the switching converter, and at least one switching timing parameter for controlling electronic switches in the switching converter. ... Mediatek Inc

05/04/17 / #20170125363

Integrated circuit, electronic device and method for transmitting data in electronic device

An integrated circuit is provided. The integrated circuit includes a control circuitry, a plurality of pins coupled to a plurality of conductive traces of a printed circuit board (pcb), and a plurality of driving units coupled to the pins. ... Mediatek Inc

05/04/17 / #20170125327

Semiconductor package with coated bonding wires and fabrication method thereof

A semiconductor package includes a carrier substrate having a top surface, a semiconductor die mounted on the top surface, a plurality of bonding wires connecting the semiconductor die to the carrier substrate, an insulating material coated on the bonding wires, and a molding compound covering the top surface and encapsulating the semiconductor die, the plurality of bonding wires, and the insulating material.. . ... Mediatek Inc

05/04/17 / #20170124981

Adaptive display partial update methods and apparatus thereof

Methods and apparatuses pertaining to adaptive display partial update may involve determining whether partial update for an image frame is allowed and, responsive to a determination that the partial update for the image frame is allowed, determining whether the partial update is applicable to the image frame. Responsive to a determination that the partial update is applicable to the image frame, whether or not at least a difference between one or more properties of the image frame and one or more properties of a previous image frame exceeds a threshold may be determined. ... Mediatek Inc

05/04/17 / #20170124353

Method and apparatus for preventing rollback of secure data

Methods and apparatuses pertaining to anti-rollback of version of secure data may involve comparing a locally stored version number of a set of data and a remotely stored version number of the set of data. A data file may be read in response to a positive result of the comparison. ... Mediatek Inc

05/04/17 / #20170123560

Method for performing user-input control in an electronic device, and associated apparatus

A method for performing user-input control in an electronic device and an associated apparatus are provided, where the method may include the steps of: obtaining at least one touch parameter of a touch event regarding a touch-sensitive module of the electronic device; determining a touch force value associated with the touch event according to the aforementioned at least one touch parameter; and selecting a predetermined operation from a plurality of predetermined operations according to the touch force value, to control the electronic device to perform the predetermined operation in response to the touch force value. For example, the aforementioned at least one touch parameter of the touch event may be obtained from the touch-sensitive module or may be obtained by processing one or more detection signals received from the touch-sensitive module.. ... Mediatek Inc

04/27/17 / #20170118475

Method and apparatus of video compression for non-stitched panoramic contents

Methods and apparatus of compression for non-stitched pictures captured by multiple cameras of a panoramic video capture device are disclosed. According to one embodiment, the system uses a ribc (remapped intra block copy) mode, where the block vector (bv) or bv predictor is remapped using calibration data to reduce the search range. ... Mediatek Inc

04/27/17 / #20170118312

Packet header deflation for network virtualization

Examples of packet header deflation for network virtualization are described. A method may involve receiving a data packet having a first length. ... Mediatek Inc

04/27/17 / #20170118255

Apparatuses and methods for coordinating communication operations associated with a plurality of subscriber identity cards in a mobile communication device with a single wireless transceiver

A mobile communication device including a wireless transceiver and a wireless transceiver is provided. The wireless transceiver performs wireless transmission and reception to and from a first service network and a second service network. ... Mediatek Inc

04/27/17 / #20170118140

Network switch having identical dies and interconnection network packaged in same package

A network switch includes a plurality of identical dies and an interconnection network packaged in a package. The identical dies include at least a first die and a second die, each having a plurality of ingress ports used to receive ingress packets, an ingress packet processing circuit used to process the ingress packets, and a traffic manager circuit used to store packets processed by ingress packet processing circuits of the first die and the second die. ... Mediatek Inc

04/27/17 / #20170118055

Flexible and scalable air interface for mobile communication

A flexible time-frequency grid is proposed. A baseline ofdm format consisting of cp and a following symbol interval is scaled in time to generate a set of extended ofdm frame formats. ... Mediatek Inc

04/27/17 / #20170117978

Method for selecting ttl for a mesh network

A method for a wireless mesh network is provided. The wireless mesh network comprises a first node and a second node. ... Mediatek Inc

04/27/17 / #20170117904

Clock generator using resistive components to generate sub-gate delays and/or using common-mode voltage based frequency-locked loop circuit for frequency offset reduction

A clock generator has a multi-phase controllable oscillator. The multi-phase controllable oscillator includes oscillator core circuits, and has phase nodes at which clock signals with different phases are generated, respectively. ... Mediatek Inc

04/27/17 / #20170117870

Matching network circuit, and associated apparatus with shared matching network circuit

A matching network circuit and an associated apparatus are provided. The matching network circuit includes a matching unit coupled between a common path port and a first path port of the matching network circuit, and an impedance unit coupled between the common path port and a second path port of the matching network circuit. ... Mediatek Inc

04/27/17 / #20170117849

Voltage controlled oscillator and control method thereof

A voltage-controlled oscillator for generating oscillation signals at two output terminals includes an inductor coupled between the two output terminals, a capacitor coupled between the two output terminals, two p-type transistors, coupled between a supply voltage and the two output terminals, two n-type transistors coupled between a ground voltage and the two output terminals, and a control circuit. The control circuit is coupled to the inductor, and is arranged to control a current flowing through the two p-type transistors and the inductor by controlling a voltage of the inductor.. ... Mediatek Inc

04/27/17 / #20170117756

In situ coil parameter measurements and foreign objects detection

A foreign object detection method and apparatus for performing same. A wireless power transmitter has a matching network and transmit coil. ... Mediatek Inc

04/27/17 / #20170117755

Robust foreign objects detection

An apparatus and method for performing foreign object detection for a wireless power transmitter. A matching network and transmit coil are energized, and a resonance is excited. ... Mediatek Inc

04/27/17 / #20170116951

Frame rate control method and image processing apparatus selectively limiting frame rate

A frame rate control method is provided. The frame rate control method includes the following step: detecting a frame rate of an image signal generated by an image processing apparatus to generate a first detection result; detecting a system load on the image processing apparatus to generate a second detection result; and determining whether to provide a frame rate limit to limit the frame rate according to at least the first detection result and the second detection result.. ... Mediatek Inc

04/27/17 / #20170116848

Electronic apparatus and method for automatically matching remote control signal

Methods and electronic apparatus for automatically matching remote control signal are provided. The electronic apparatus comprises: an identifying circuit, for identifying an electrical appliance to generate an identifying signal; a signal emitting circuit, coupled to the identifying circuit, for obtaining at least one signal from a database according to the identifying signal, and transmitting the at least one signal to the electrical appliance, a feedback signal detecting circuit, coupled to the signal emitting circuit, for detecting whether the signal transmitted to the electrical appliance has any response, and generating a detecting result accordingly; and a determining circuit, coupled to the feedback signal detecting circuit, for determining at least one remote control signal according to the detecting result, wherein the at least one remote control signal is to control the electrical appliance. ... Mediatek Inc

04/20/17 / #20170111988

Apparatus and method for dynamic thermal management of integrated circuit

A thermal control system for an integrated circuit in an electronic device includes a sensing unit, a calculating unit, and a control unit. The sensing unit is for providing a first temperature signal by sensing the temperature of the integrated circuit and providing a second temperature signal by sensing the temperature of a component of the electronic device. ... Mediatek Inc

04/20/17 / #20170111828

Method and apparatus for improving circuit-switched fallback in a wireless communications system

A method for improving circuit switched fallback for a user equipment (ue) in a wireless communications system, herein the ue is capable of communicating via first and second radio access technologies (rats), including: determining that a connection has been released, wherein the connection is associated with a second network corresponding to the second rat; starting a timer providing a period of time when the connection has been released; and stopping e timer after a condition is satisfied.. . ... Mediatek Inc

04/20/17 / #20170111752

Method of sim-less subscription mechanism for mobile cellular networks

Apparatus and methods are provided for sim-less subscription mechanism for mobile cellular networks. In novel aspect, the mobile device supporting the e-sim is provisioned with the assistance the ue by obtaining subscription information from the ue. ... Mediatek Inc

04/20/17 / #20170111664

Apparatus and method for buffering context arrays referenced for performing entropy decoding upon multi-tile encoded picture and related entropy decoder

A buffering apparatus for buffering context arrays of a multi-tile encoded picture having a plurality of tiles includes a first buffer and a second buffer. The first buffer is arranged to buffer a first context array referenced for performing entropy decoding upon a first tile of the multi-tile encoded picture. ... Mediatek Inc

04/20/17 / #20170111266

Apparatuses and methods for propagating data packets in a wireless mesh network

A wireless communication device serving as an edge node is provided. The wireless communication device includes a wireless transceiver and a controller. ... Mediatek Inc

04/20/17 / #20170111196

Method of embedding auxiliary information into legacy physical layer preamble

A method for transmitting a legacy physical layer preamble of a frame that is to a wireless communication device, including: determining auxiliary information to be embedded into the legacy physical layer preamble; embedding the auxiliary information into at least one of a reserved field and a signal tail field of the legacy physical layer preamble; and transmitting the legacy physical layer preamble containing the auxiliary information to the wireless communication device.. . ... Mediatek Inc

04/20/17 / #20170111188

Pa cell, pa module, wireless communication unit, rf transmitter architecture and method therefor

A power amplifier cell includes a first input arranged to receive an in-phase control signal, a second input arranged to receive a quadrature control signal, an input stage arranged to output a drive signal based at least partly on the received in-phase and quadrature control signals, and an output stage arranged to receive at an input thereof the drive signal output by the input stage, and to generate an output signal for the power amplifier cell in response to the received drive signal.. . ... Mediatek Inc

04/20/17 / #20170111100

Communications method and apparatus for carrier aggregation

A communications apparatus and method are provided. The communications method for an apparatus capable of carrier aggregation (ca), wherein the apparatus includes a plurality of processing engines and antennas, includes the steps of determining whether the apparatus is configured in a single component carrier for a first group of the antennas, and activating a second group of the antennas when the apparatus is configured in the single component carrier. ... Mediatek Inc

04/20/17 / #20170111092

Mu-mimo for powersave devices

A method and an apparatus pertaining to improved multi-user multiple-input and multiple-output (mu-mimo) communications and power saving for a set of wireless communication devices may involve transmitting a beacon frame to the set of wireless communication devices, with the beacon frame indicating a group identifier associated with a group of wireless communication devices of the set of wireless communication devices, where one or more wireless communication device associated with group is/are in powersave. An announcement frame may also be transmitted to the set of wireless communication devices, with the announcement frame indicating buffered packet to one or more wireless communication devices of the group of wireless communication devices associated with the group identifier. ... Mediatek Inc

04/20/17 / #20170111032

Semiconductor integrated circuit device

A semiconductor integrated circuit device includes a chip main circuit, a damper and a passive component. The chip main circuit is coupled to a power source and performs a predetermined function. ... Mediatek Inc

04/20/17 / #20170111009

Lc-tank oscillator having intrinsic low-pass filter

An oscillator for generating oscillation signals at two output terminals includes an inductor coupled between the two output terminals, a capacitor coupled between the two output terminals, two p-type transistors and two n-type transistors. Source electrodes of the two p-type transistors are coupled to a supply voltage, and gate electrodes of the two p-type transistors are coupled to the two output terminals, respectively. ... Mediatek Inc

04/20/17 / #20170110406

Semiconductor package assembly with through silicon via interconnect

The invention provides a semiconductor package assembly with a tsv interconnect. The semiconductor package assembly includes a first semiconductor package mounted on a base, having: a semiconductor die, a semiconductor substrate, and a first array of tsv interconnects and a second array of tsv interconnects formed through the semiconductor substrate, wherein the first array and second array of tsv interconnects are separated by an interval region. ... Mediatek Inc

04/13/17 / #20170105241

Apparatuses and methods for coordinating operations between circuit switched (cs) and packet switched (ps) services with different subscriber identity cards, and machine-readable storage medium

A wireless communications device includes a radio frequency (rf) module and a baseband chip. The baseband chip is configured to initiate a mobile originated (mo) call through the rf module with a first subscriber identity card when the rf module is occupied by performing a packet switched (ps) data service with a second subscriber identity card, arbitrate a first protocol stack handler to suspend or terminate the ps data service associated with the second subscriber identity card in response to initiating the mo call associated with the first subscriber identity card, and arbitrate a second protocol stack handler to make the mo call associated with the first subscriber identity card when the ps data service associated with the second subscriber identity card is suspended or terminated.. ... Mediatek Inc

04/13/17 / #20170105193

Method and apparatus for dual-sim call management

Aspects of the disclosure provide a method for call management. The method includes receiving a signal from one of a first transceiver and a second transceiver in an electronic device. ... Mediatek Inc

04/13/17 / #20170105063

Portable device and method for entering power-saving mode

A portable device and a method for entering a power-saving mode are provided. An audio signal is transmitted to an earphone via a cable. ... Mediatek Inc

04/13/17 / #20170105012

Method and apparatus for cross color space mode decision

A method and apparatus of encoding using multiple coding modes with multiple color spaces are disclosed. Weighted distortion is calculated for each candidate mode and a target mode is selected according to information including the weighted distortion. ... Mediatek Inc

04/13/17 / #20170105011

Method and apparatus for syntax signaling in image and video compression

A method and apparatus of coding using multiple coding modes with multiple color spaces are provided. For the encoder side, a coding mode is selected from a coding mode group. ... Mediatek Inc

04/13/17 / #20170105006

Method and apparatus for video coding using master-slave prediction structure

A method and apparatus of video coding are disclosed. At the encoder side, if the current input picture is designated as a master picture, the current input picture is down-sampled to a current down-sampled picture and the current down-sampled picture is encoded using an intra mode or an inter mode. ... Mediatek Inc

04/13/17 / #20170104913

Method for correcting flickers in a single-shot multiple-exposure image and associated apparatus

A method for correcting flickers in a single-shot multiple-exposure image and associated apparatus is provided. The single-shot multi-exposure image includes first image data and second image data. ... Mediatek Inc

04/13/17 / #20170104613

Electronic device with equalization, integrated circuit and methods therefor

An electronic device for a wireless communication system is described. The electronic device comprises: a receiver configured to receive a modulated signal on a communication channel; and a processor, coupled to the receiver and configured to: process the received modulated signal; identify a communication channel characteristic based on the processed received modulated signal; select an equalizer having a first set of equalization coefficients based on the identified communication channel characteristic, wherein the first set of equalization coefficients is selected from a plurality of equalization coefficients, each of the plurality of equalization coefficients being associated with different communication channel characteristics; equalize the processed received modulated signal on the communication channel using the selected equalizer; and detect the equalized received modulated signal.. ... Mediatek Inc

04/13/17 / #20170104553

Ldpc tone mapping schemes for dual-sub-carrier modulation in wlan

A new lower density parity check (ldpc) tone mapper is proposed when dcm is applied for a given resource unit (ru) when ldpc is used as the channel control coding. For he ppdu transmission with dcm, ldpc encoded streams are first modulated by a dcm constellation mapper. ... Mediatek Inc

04/13/17 / #20170104494

Signal-processing circuit

The present invention provides a signal-processing circuit including an amplification module and an analog-to-digital conversion module, wherein the amplification module includes a first input terminal for receiving an input signal, a second input terminal for receiving a reference signal, and an output terminal coupled to the analog-to-digital conversion module. Furthermore, the input signal and the reference signal are amplified by the amplification module individually, and an amplified signal is output to the analog-to-digital conversion module through the output terminal, and then the amplified signal undergoes analog-to-digital conversion by the analog-to-digital conversion module. ... Mediatek Inc

04/13/17 / #20170104273

Hybrid antenna

A hybrid antenna (and related method for manufacturing the antenna) includes a dielectric substrate and a stamping element. The stamping element includes a main radiator, a first holder, a second holder, a feeding element, an extension branch, a first trace, and a first via. ... Mediatek Inc

04/13/17 / #20170103967

Bonding pad arrangment design for multi-die semiconductor package structure

A semiconductor package structure includes a base. A first die is mounted on the base. ... Mediatek Inc

04/13/17 / #20170103797

Calibration method and device for dynamic random access memory

A calibration method and a calibration device for dynamic random access memory are provided. The calibration method for the dynamic random access memory includes: performing a calibration on the dynamic random access memory; and storing a calibration result generated during the calibration into a data structure so that the calibration result can be read from the data structure; wherein the data structure includes: a calibration result data region, recording the calibration result generated by performing the calibration on the dynamic random access memory. ... Mediatek Inc

04/13/17 / #20170103559

Image processing method and electronic apparatus with image processing mechanism

An image processing method comprising: (a) acquiring a first depth value for a first object in a first image; and (b) altering image effect for the first object according the first depth value when the first object is pasted onto a second image.. . ... Mediatek Inc

04/06/17 / #20170099089

Beam-change indication for channel estimation enahncement

A method of transmitting and receiving a he ppdu and perform channel estimation enhancement is proposed. The he ppdu comprises legacy preamble, he-stf, he-ltf, and data. ... Mediatek Inc

04/06/17 / #20170098995

Charge pump circuit, integrated circuit, electronic device and method therefor

A charge pump circuit for generating a negative voltage has a switched capacitor voltage inverter circuit arranged to receive at least one clock signal and generate a negative voltage therefrom; a regulation control loop providing a feedback path from the output of the switched capacitor voltage inverter circuit to a supply input of the switched capacitor voltage inverter circuit, wherein the regulation control loop has a filter arranged to filter the generated negative voltage; and an output arranged to output the filtered generated negative voltage.. . ... Mediatek Inc

04/06/17 / #20170098629

Stacked fan-out package structure

A semiconductor package structure is provided. The structure includes a first semiconductor die having a first surface and a second surface opposite thereto. ... Mediatek Inc

04/06/17 / #20170098628

Semiconductor package structure and method for forming the same

A semiconductor package structure is provided. The semiconductor package structure includes a semiconductor body and a conductive structure disposed below the semiconductor body. ... Mediatek Inc

04/06/17 / #20170098589

Fan-out wafer level package structure

A semiconductor package structure is provided. The structure includes a molding compound having a dicing lane region. ... Mediatek Inc

04/06/17 / #20170097825

System and method for managing static divergence in a simd computing architecture

A method is presented for processing one or more instructions to be executed on multiple threads in a single-instruction-multiple-data (simd) computing system. The method includes the steps of analyzing the instructions to collect divergent threads among a plurality of thread groups of the multiple threads; obtaining a redirection array for thread-operand association adjustment among the divergent threads according to the analysis, where the redirection array is used for exchanging a first operand associated with a first divergent thread in a first thread group with a second operand associated with a second divergent thread in a second thread group; and generating compiled code corresponding to the instructions according to the redirection array.. ... Mediatek Inc

04/06/17 / #20170097788

Apparatus and method to speed up memory frequency switch flow

A computing system for accessing a dynamic random access memory (dram) includes a processing circuit, a queue, and a dram controller. The processing circuit is configured for issuing an early notification signal before issuing a clock frequency switch signal; the early notification signal notifies upcoming of the clock frequency switch signal and the clock frequency switch signal requests a change of frequency of a dram clock. ... Mediatek Inc

03/30/17 / #20170094707

Enhance at command for backoff timer control

At commands are used for controlling mobile termination (mt) functions and gsm/umts network services from a terminal equipment (te) through terminal adaptor (ta). 3gpp introduces multiple backoff timers and barring to solve network congestion problem. ... Mediatek Inc

03/30/17 / #20170094668

Power control signaling for multiuser superpostion transmission

Methods of enabling multiuser superposition transmission (must) in lte systems are proposed. Must operation allows simultaneous transmission for multiple co-channel users on the same time-frequency resources. ... Mediatek Inc

03/30/17 / #20170094639

Peer to peer wireless functionality between devices using white spaces

A method for enabling peer to peer (p2p) transmission between a first geo-location database dependent (gdd) station (sta) and a second geo-location database dependent (gdd) station (sta) on a television white space (tvws) frequency band includes: utilizing the first gdd sta to communicate with a geo-location database (gdb) to retrieve information of available tvws channels and corresponding power constraints from the gdb; sending a tvws action frame by the first gdd sta, wherein the tvws frame includes this information; selecting a plurality of specific channels from the plurality of available tvws channels to listen for gdd stas including the second gdd sta; and when the second gdd sta and the first gdd sta are both listening on a same specific channel, beginning p2p communication between the first gdd sta and the second gdd sta.. . ... Mediatek Inc

03/30/17 / #20170094603

Enhance at command for backoff timer control

At commands are used for controlling mobile termination (mt) functions and gsm/umts network services from a terminal equipment (te) through terminal adaptor (ta). 3gpp introduces multiple backoff timers and barring to solve network congestion problem. ... Mediatek Inc

03/30/17 / #20170094599

Method and apparatus for power saving

Aspects of the disclosure provide a method for power reduction in an electronic device. The method includes determining a local timer value corresponding to an idle time for the electronic device to stay in an idle mode. ... Mediatek Inc

03/30/17 / #20170094501

Method of enhanced timer handling for sim/usim change

A method of timer handing upon sim/usim replacement is proposed. A user equipment (ue) initiates a session management (sm) or a mobility management (mm) request with a wireless network. ... Mediatek Inc

03/30/17 / #20170094500

Subscriber identity module card managing method and electronic device

Subscriber identity module (sim) card managing methods and electronic devices are provided. The sim card managing method for an electronic device includes: creating a second user environment for a second user under a first user environment for a first user; and setting a predetermined sim card for a second user via a user input. ... Mediatek Inc

03/30/17 / #20170093928

Communication method and communication device supporting uniform resource identifier

Communication methods supporting uniform resource identifier applicable to communication devices supporting uniform resource identifier and communication devices are provided. The communication device includes at least one processor and at least one memory including program code, wherein when the program code is executed by the processor, the communication device is configured to: receive a communication input comprising a telephone number or a uniform resource identifier; determine whether the communication input comprises a uniform resource identifier; select a session initiation protocol account or an ip multimedia subsystem account registered in the communication device when the communication input comprises a uniform resource identifier; and utilize the selected session initiation protocol account or ip multimedia subsystem account to make a phone call to an account corresponding to the uniform resource identifier of the communication input. ... Mediatek Inc

03/30/17 / #20170093546

Structured resource allocation signaling

Methods and apparatus are provided for structured resource allocation signaling. In one novel aspect, an 8-bit ru allocation filed is allocated in the he-sig-b common field for each 20 mhz. ... Mediatek Inc

03/30/17 / #20170093542

Multiplexing drs within a transmission burst for opportunistic spectrum access

Methods and apparatus are provided for multiplexing drs within a transmission burst for opportunistic spectrum access. In one novel aspect, drs is not transmitted in a fractional subframe within a txop. ... Mediatek Inc

03/30/17 / #20170093395

Input stage of chip and method for controlling source driver of chip

An input stage of a chip includes a source driver and a sensing and clamping circuit. The source follower is arranged for receiving an ac-coupled signal to generate an output signal at an output terminal. ... Mediatek Inc

03/30/17 / #20170093152

Esd detection circuit

An esd protected ic includes: at least one functional circuitry, coupled to a first voltage supply and a second voltage supply, the functional circuitry including at least one functional package ball; and at least one esd detection circuit, coupled to the second voltage supply, the esd detection circuit free of being coupled to the first voltage supply, and further free of being coupled to the functional package ball of the functional circuitry.. . ... Mediatek Inc

03/30/17 / #20170091138

Circuit module capable of establishing one or more links with another device and associated method

A circuit module includes a physical layer, a first mac layer, a second mac layer and a multiplexer, where the physical layer is arranged to communicate with another device via a plurality of lanes, each lane represents a set of differential signal pairs, one pair for transmission and one pair for reception, and the multiplexer is coupled between the first mac layer, the second mac layer and the physical layer. In addition, the first mac layer is coupled to a first group of the lanes via the physical layer, and selectively coupled to a second group of the lanes via the multiplexer and the physical layer; and the second mac layer is selectively coupled to the second group of the lanes via the multiplexer and the physical layer.. ... Mediatek Inc

03/30/17 / #20170091101

Snoop mechanism and snoop filter structure for multi-port processors

Techniques and examples pertaining to memory coherence management with a snoop mechanism and snoop filter structure for multi-port processors are described. A method may involve receiving a request from a first processor having a first plurality of local memories and more than one snoop ports. ... Mediatek Inc

03/30/17 / #20170090955

Dynamic runtime data collection and performance tuning

A device dynamically collects runtime data while the device is continuously executing an application to identify the cause of a performance bottleneck. The device hardware first collects data of high-level performance events that indicate alternative causes for the performance bottleneck. ... Mediatek Inc

03/30/17 / #20170090545

Power thermal policy using micro-throttle

Method and apparatus are provided for thermal management of mobile devices. In one novel aspect, a throttle method is used to control the fast rising temperature for the device. ... Mediatek Inc

03/30/17 / #20170090426

Time-to-digital system and associated frequency synthesizer

A time-to-digital system and associated frequency synthesizer are provided. The time-to-digital system receives a reference clock and a variable clock. ... Mediatek Inc

03/23/17 / #20170086226

Device and method of setting clear channel assessment threshold

. . Aspects of the disclosure include a device that operates within a network service set. The device includes a transceiver configured to receive signals in a primary channel and in a secondary channel and a processing circuit. ... Mediatek Inc

03/23/17 / #20170086206

Method and apparatus for guided adaptive spatial reuse in wireless communication

Aspects of the disclosure provide an apparatus for wireless communication. The apparatus includes a transceiver and a processing circuit. ... Mediatek Inc

03/23/17 / #20170086117

Method of enhancing transmission opportunity and wireless device using the same

A method of enhancing a transmission opportunity of a wireless device comprises sensing a wireless medium; determining an interframe space duration of the wireless device to be shorter when the wireless medium is busy; and transmitting a data frame of the wireless device after the wireless medium is idle for at least the interframe space duration. By shortening the interframe space duration, a transmission opportunity of using the wireless medium is enhanced.. ... Mediatek Inc

03/23/17 / #20170086102

Apparatuses and methods for reducing setup time of a circuit-switched fallback (csfb) call

A mobile communication device including a baseband processor is provided. The baseband processor is configured to determine whether the mobile communication device is operating in an idle mode or a connected mode with a first service network in response to starting a circuit switch fallback (csfb) call, search for a cell of a second service network on a frequency, on which the mobile communication device has previously made another csfb call successfully from the first service network, when the mobile communication device is operating in the idle mode with the serving cell, and make the csfb call on the cell.. ... Mediatek Inc

03/23/17 / #20170086099

Method of operating in wireless system and wireless device using the same

A wireless device for interoperating with a wireless system transmits a first preamble over a first bandwidth followed by a frame over a second bandwidth, where the first bandwidth is different from the second bandwidth. The first preamble is readable by the wireless system and the wireless system reserves an interval for the wireless device to perform transmission. ... Mediatek Inc

03/23/17 / #20170085906

Method of motion information coding

A method and apparatus for motion information coding using a refined merge mode are disclosed. Embodiments of the present invention not only uses the merge index to indicate the selected merge candidate, but also refines partial motion information of the selected merge candidate. ... Mediatek Inc

03/23/17 / #20170085888

Method and apparatus for response of feedback information during video call

A method and apparatus of encoding frames with a frame type structure adaptively according to a current encoding status after receiving a request for an idr frame or receiving an indication of picture data loss are disclosed. If the check result of the current encoding status is true, the second frame type structure is the same as the first frame type structure; and if the check result of the current encoding status is false, the second frame type structure is different from the first frame type structure. ... Mediatek Inc

03/23/17 / #20170085766

Electronic device, processor and method for setting a sensor

An electronic device and a method for setting a sensor are provided. The electronic device includes a sensor and a processor. ... Mediatek Inc

03/23/17 / #20170085465

Loop avoidance in repeater networks

A technique for loop avoidance in repeater networks involves a first repeater, having a first node number or a first weight, connecting to a second repeater with the second repeater being a child node of the first repeater. The first repeater assigns a second node number or the first weight to the second repeater. ... Mediatek Inc

03/23/17 / #20170085457

Method of handling nfc device with non-fixed low power polling number and nfc device using the same

A method of handling a near field communications (nfc) device includes setting a low power polling number, wherein the low power polling number is non-fixed; detecting whether any nfc device is nearby; performing low power polls until either at least one nfc device is detected or the number of low power polls reaches the low power polling number; performing a full power polling; and adjusting the low power polling number after the full power polling.. . ... Mediatek Inc

03/23/17 / #20170085410

Method of adjusting modulation and coding scheme

A method includes determining statics indicators of a first communication device when communicating with a plurality of communication groups comprising the first communication device and at least one second communication device; generating a plurality of multi-user level statics of a plurality of multi-user levels according to the static indicators corresponding to each multi-user level, wherein each multi-user level comprises communication groups with a given number of communication devices; adjusting a plurality of group offsets of the plurality of communication groups according to the plurality of multi-user level statics and current modulation and coding scheme of the first communication device in the plurality of communication groups; and adjusting initial mcss of the first communication device and the second communication device in each communication group by the group offset of each communication group, to acquire the current mcss of the first communication device and the second communication device of each communication group.. . ... Mediatek Inc

03/23/17 / #20170085349

Analog-to-digital converter with bandpass noise transfer function

Methods and apparatus for providing bandpass analog to digital conversion (adc) in rf receiver circuitry of a wireless-communication device. The bandpass adc includes first noise-shaping successive approximation register (ns-sar) circuitry arranged in a first path and second ns-sar circuitry arranged in a second path parallel to the first path, wherein the first and second ns-sar circuitries are configured to alternately sample an analog input voltage at a particular sampling rate and to output a digital voltage at the particular sampling rate.. ... Mediatek Inc

03/23/17 / #20170085313

Method for network merging and configuration sharing and associated apparatus

Each independent repeater network may be associated with a respective network weight and a respective group identifier. When two repeater networks with the same group identifier merge, configuration may flow from the network with a higher network weight to the network with a lower network weight. ... Mediatek Inc

03/23/17 / #20170085234

Apparatus for performing capacitor amplification in an electronic device

An apparatus for performing capacitor amplification in an electronic device may include a first resistor and a second resistor that are connected in series and coupled between a set of input terminals of a receiver in the electronic device, a common mode capacitor having a first terminal coupled to a common mode terminal and having a second terminal, and an alternating current (ac)-coupled amplifier that is coupled between the common mode terminal and the second terminal of the common mode capacitor. The first resistor and the second resistor may be arranged for obtaining a common mode voltage at the common mode terminal between the first resistor and the second resistor. ... Mediatek Inc

03/23/17 / #20170084685

Semiconductor device

A semiconductor device comprising a substrate is disclosed. The substrate comprises: a well of type one; a first doped region of type two, provided in the well of type one; a well of type two, adjacent to the well of type one; a first doped region of type one, doped in the well of type two; and a second doped region of type two, provided in the well of type one and the well of type two, not touching the first doped region of type two. ... Mediatek Inc

03/23/17 / #20170084589

Semiconductor package structure and method for forming the same

A semiconductor package structure is provided. The semiconductor package structure includes a first semiconductor die including a first active surface and a first non-active surface. ... Mediatek Inc

03/23/17 / #20170084583

Semiconductor package assemblies with system-on-chip (soc) packages

A semiconductor package assembly includes a first semiconductor package. The first semiconductor package has a semiconductor die having pads thereon, first vias disposed on the first semiconductor die, the first vias coupled to the pads. ... Mediatek Inc

03/23/17 / #20170084541

Semiconductor package, semiconductor device using the same and manufacturing method thereof

A semiconductor package includes a package substrate, a first electronic component and a second package body. The package substrate includes a first conductive layer, a first pillar layer, a first package body and a second conductive layer, wherein the first pillar layer is formed on the first conductive layer, the first package body encapsulates the first conductive layer and the first pillar layer, and the second conductive layer electrically connects to the first pillar layer. ... Mediatek Inc

03/23/17 / #20170084525

Semiconductor package structure and method for forming the same

A semiconductor package structure having a substrate, wherein the substrate has a front side and a back side, a through silicon via (tsv) interconnect structure formed in the substrate, and a first guard ring doped region and a second guard ring doped region formed in the substrate. The second guard ring doped region is disposed between the first guard ring doped region and the tsv interconnect structure.. ... Mediatek Inc

03/23/17 / #20170084488

Semiconductor package structure and method for forming the same

A method for forming a semiconductor package structure is provided. The method for forming a semiconductor package structure includes providing a substrate, wherein the substrate has a front side and a back side, forming a first guard ring doped region and a second guard ring doped region in the substrate, wherein the first guard ring doped region and the second guard ring doped region have different conductive types, forming a trench through the substrate from a back side of the substrate, conformally forming an insulating layer lining the back side of the substrate, a bottom surface and sidewalls of the trench, removing a portion of the insulating layer on the back side of the substrate to form a through via, and forming a conductive material in the through via, wherein a through silicon via (tsv) interconnect structure is formed by the insulating layer and the conductive material.. ... Mediatek Inc

03/23/17 / #20170084216

Low-power display method by sensing ambient light and associated device

A portable device and associated computer-implemented method are provided. The method includes the steps of: utilizing an ambient light sensor of the portable device to detect ambient light around the portable device to generate a first sensing signal; determining whether the first sensing signal is smaller than a first threshold; when it is determined that the first sensing signal is smaller than the first threshold, controlling a display panel of the portable device to enter a low-power mode; determining whether the first sensing signal is larger than a second threshold when the display panel has entered the low-power mode; and when it is determined that the first sensing signal is larger than the second threshold and the display panel has entered the low-power mode, controlling the display panel to enter a normal display mode from the low-power mode.. ... Mediatek Inc

03/23/17 / #20170083352

Sensor hub, communications apparatus and method for personalized model training

A sensor hub coupled to one or more sensors and an application processor of a communications apparatus includes a sensing module and a micro-processor. The sensing module receives raw data from the sensors. ... Mediatek Inc

03/23/17 / #20170083336

Processor equipped with hybrid core architecture, and associated method

A processor equipped with hybrid core architecture and an associated method are provided, where the processor includes a hybrid core that is configurable into different arrangements in different modes of the hybrid core, respectively, and the different arrangements includes a first arrangement and a second arrangement. The first arrangement in a first mode of the hybrid core causes the hybrid core to act as a first core, and the first core corresponding to the first arrangement is arranged for reading and executing program instructions for the processor. ... Mediatek Inc

03/23/17 / #20170083105

Electronic apparatuses and methods for providing a man-machine interface (mmi)

An electronic apparatus includes at least two camera devices and a processing device. The processing device determines a first distance to a surface formed by the two camera devices and a second distance to the surface in response to detecting an object positioned at a first time by the two camera devices, and determines a third distance from the object positioned at a second time to the surface, wherein the second time is later than the first time, and the third distance is longer than the first distance and shorter than the second distance. ... Mediatek Inc

03/16/17 / #20170078872

Apparatuses and methods for avoiding location exposure

A mobile communication device including a wireless transceiver and a controller is provided. The wireless transceiver performs wireless transmission and reception to and from a service network. ... Mediatek Inc

03/16/17 / #20170078849

Location context managing method and electronic device

A location context managing method applied to an electronic device having at least one sensor, including: receiving positioning information from a plurality of positioning sources; receiving a value from the sensor; choosing a scenario from a scenario table based on the value received from the sensor and the positioning information received from the plurality of positioning sources, and calculating a location of the electronic device according to the scenario, wherein the scenario table lists a plurality of scenarios, each decides which positioning information from the plurality positioning sources to be adopted for the location calculation.. . ... Mediatek Inc

03/16/17 / #20170078831

Methods and apparatus for enhanced contention based access response message

Methods and apparatus for obtaining a response message for cb access uplink transmission are disclosed. In one novel aspect, ue performs a cb access uplink transmission, selects a first group of radio resources for one or more candidate control-less response message blocks with corresponding transmission repetition number, retrieves and decodes one candidate response message block corresponds to one sub-group of resources in the first group of radio resources and determines if the candidate response message is intended for the ue. ... Mediatek Inc

03/16/17 / #20170078830

Methods and apparatus for resource allocation

Methods and apparatus are provided for resource allocation for a physical data channel. In one novel aspect, the ue obtains plurality definitions of resource block and selects one definition of resource block based on one or more selection conditions. ... Mediatek Inc

03/16/17 / #20170078573

Adaptive power saving for multi-frame processing

Methods and apparatuses pertaining to adaptive power saving for multi-frame processing may involve monitoring for at least one condition associated with an apparatus. In response to a result of the monitoring, image processing performed on a plurality of input image frames may be dynamically adjusted to provide one or more output image frames.. ... Mediatek Inc

03/16/17 / #20170078567

Data processing system for transmitting compressed multimedia data over camera interface

A data processing apparatus has a camera sensor, a camera buffer, a compressor, and an output interface. The camera sensor generates an input multimedia data. ... Mediatek Inc

03/16/17 / #20170077968

Method and apparatus for interference cancellation by a user equipment

An apparatus for interference cancellation includes: a front end processing circuit, for receiving at least an interference signal and a desire signal; an inner processing circuit, for channel/noise estimation and for suppressing the interference signal; and a mimo (multi-input multi-output) processing circuit, for blindly detecting an interference parameter of the interference signal based on the suppressed interference signal, and for jointly cancelling the interference signal from the desire signal and for demodulating the desire signal based on the detected interference parameter and the channel/noise estimation from the inner processing circuit.. . ... Mediatek Inc

03/16/17 / #20170077947

Signal processing system and associated method

The present invention provides a signal processing system and associated method. The signal processing system includes converter(s) for conversion between digital and analog, each converter includes multiple serially coupled units forming multiple frequency interfaces respectively associating with different frequencies, and each converter is partitioned, at a selected frequency interface, to a first portion and a second portion respectively formed in the first chip and the second chip. ... Mediatek Inc

03/16/17 / #20170077937

System for conversion between analog domain and digital domain with mismatch error shaping

The invention provides a system for conversion between analog domain and digital domain with mismatch error shaping, including a dac, a first injection circuit couple to the dac, and a second injection circuit coupled to the dac. The dac generates a first analog value in response to a first digital value, and generates a second analog value in response to a second digital value. ... Mediatek Inc

03/16/17 / #20170077936

Error cancellation in a current digital-to-analog converter of a continuous-time sigma-delta modulator

Apparatus and methods for reducing noise and distortion in current digital-to-analog converters (idacs) are described. Compensating capacitors may be connected to current sources in an idac. ... Mediatek Inc

03/16/17 / #20170077883

Self-regulated reference for switched capacitor circuit

A switched-capacitor circuit comprising a differential operational amplifier and a feedback circuit is described. In some embodiments, the feedback circuit may be configured to provide a reference voltage that is insensitive to temperature and/or process variations. ... Mediatek Inc

03/16/17 / #20170077882

Class-d amplifier with pulse-width modulation common-mode control and associated method for performing class-d amplification

A class-d amplifier includes a loop filter, a pulse-width modulation (pwm) circuit, an output circuit, and a common-mode control circuit. The loop filter receives an input signal of the class-d amplifier to generate a filtered signal. ... Mediatek Inc

03/16/17 / #20170077813

Switched mode power supply circuit

An smps (switched mode power supply) circuit includes a first switch element, a second switch element, an inductor, a capacitor, a current sensor, a current comparator, and a controller. The first switch element is coupled between a first power node and a switch node. ... Mediatek Inc

03/16/17 / #20170077811

Voltage regulator and method for controlling output stages of voltage regulator

A voltage regulator includes a plurality of output stages and a controller. The plurality of output stages are arranged for selectively enabling to generate output voltages and output currents or not according to a plurality of control signals, respectively. ... Mediatek Inc

03/16/17 / #20170077806

Scheme for automatically searching optimal phase shedding threshold for voltage converter having multi-phase output stage circuit

A method for performing phase shedding for a voltage converter having a multi-phase output stage circuit includes: sensing an input current of the voltage converter to generate a first digital signal when enabling at least one first output stage within the multi-phase output stage circuit; sensing the input current of the voltage converter to generate a second digital signal when further enabling a second output stage within the multi-phase output stage circuit; comparing the first digital signal with the second digital signal to generate a comparison resultant signal; dynamically adjusting the phase shedding threshold according to the comparison resultant signal, to automatically search/determine an optimal phase shedding threshold; and, performing the phase shedding when an operation of the voltage converter exceeds the optimal phase shedding threshold.. . ... Mediatek Inc

03/16/17 / #20170077753

Power transfer circuit and method utilizing power capability proclamation to transfer electrical power to charger

A power transfer circuit for transferring electrical power from a power source to a charger is provided. The power transfer circuit includes a voltage regulation circuit and a control circuit. ... Mediatek Inc

03/16/17 / #20170077073

Fan-out package structure having embedded package substrate

A semiconductor package structure is provided. The semiconductor package structure includes a first semiconductor package that includes a first semiconductor die having a first surface and a second surface opposite thereto. ... Mediatek Inc

03/16/17 / #20170076423

Method and apparatus for arranging pixels of picture in storage units each having storage size not divisible by pixel size

A buffer write method for a buffer, including a plurality of m-bit storage units, has following steps: obtaining pixel data of a plurality of first n-bit pixels of a picture; calculating a corresponding start address of the buffer for the pixel data of the first n-bit pixels; and storing the first n-bit pixels of the picture according to the calculated start address of the buffer in the m-bit storage units by a buffer controller. The storing step includes fully storing at least one of the first n-bit pixels in one of the m-bit storage units storage units, wherein m and n are positive integers, and m is not divisible by n.. ... Mediatek Inc

03/09/17 / #20170070996

Device of handling block transmission in multicarrier system

A transmitting device comprises a modulation unit, for modulating a plurality of input signals into a plurality of modulated signals; a transform unit, coupled to the modulation unit, for transforming the plurality of modulated signals into a plurality of transformed signals according to a time-frequency transform; and a transmitting unit, coupled to the transform unit, for transmitting the plurality of transformed signals on a first subset of a plurality of subcarriers in a block transmission.. . ... Mediatek Inc

03/09/17 / #20170070962

Spatial reuse parameters for opportunistic adaptive tpc and cca

A method of spatial reuse with opportunistic transmit power control (tpc) and clear channel assessment (cca) is proposed. In the opportunistic tpc and cca, a spatial reuse station (sr-sta) gains enough knowledge in certain situation for more aggressive spatial reuse such that its transmit power may be adjusted to meet the spatial reuse conditions based on the received obss ppdu and the corresponding spatial reuse parameter (srp). ... Mediatek Inc

03/09/17 / #20170070950

Method for bss transition

A method for transiting basic service sets (bsss) in a wireless communications system is provided. A wireless station first detects an integrity of a real-time flow from an access point in a first bss. ... Mediatek Inc

03/09/17 / #20170070893

Direction finding positioning in wireless local area networks

A method of direction finding (df) positioning in a wireless location area network (wlan) is proposed. A multiple antenna ieee 802.11 transmitting device can transmit signal preamble containing multiple long training field (ltf) symbols in a radio frame from multiple antennas simultaneously, which allows a receiving device to resolve multiple df sounding signals transmitted from the multiple antennas. ... Mediatek Inc

03/09/17 / #20170070252

Radio frequency receiver front-end with gain control capability as well as improved impedance matching control capability

A radio frequency receiver is provided. The receiver can be employed in a low power (or ultra-low power) receiver architecture to generate a baseband signal or an intermediate frequency signal. ... Mediatek Inc

03/09/17 / #20170070238

Method for lossless data compression / depression and device thereof

Lossless data compression and depression devices and lossless data compression and decompression methods are provided. The lossless data compression device includes a processor and an entropy coding circuit. ... Mediatek Inc

03/09/17 / #20170070216

Single-ended to differential conversion circuit and signal processing module

A single-ended to differential conversion circuit for converting an input signal into a pair of differential signals is provided. An amplifier includes an inverting input terminal, a non-inverting input terminal for receiving a reference signal, and an output terminal. ... Mediatek Inc

03/09/17 / #20170069574

Semiconductor device allowing metal layer routing formed directly under metal pad

A semiconductor device may include a metal pad and a first specific metal layer routing. The metal pad is positioned on a first metal layer of the semiconductor device and is directly contacting the first metal layer. ... Mediatek Inc

03/09/17 / #20170068571

Fine-grained heterogeneous computing

A heterogeneous computing system described herein has an energy-efficient architecture that exploits producer-consumer locality, task parallelism and data parallelism. The heterogeneous computing system includes a task frontend that dispatches tasks and updated tasks from queues for execution based on properties associated with the queues, and execution units that include a first subset acting as producers to execute the tasks and generate the updated tasks, and a second subset acting as consumers to execute the updated tasks. ... Mediatek Inc

03/09/17 / #20170068480

Power saving methodology for storage device equipped with task queues

A method of power saving for storage device with device queue management is proposed. A host controller is allowed to send commands or signals to a storage device, which will be notified to go to a low power stare or sleep mode, even when there are pending tasks left in a device queue waiting for execution. ... Mediatek Inc

03/09/17 / #20170068304

Low-power memory-access method and associated apparatus

A low-power memory access method and associated apparatus are provided. The apparatus includes a memory controller and a processing unit. ... Mediatek Inc

03/09/17 / #20170068297

Apparatus and method for controlling multi-core of electronic device

An electronic device includes a plurality of processor cores, a core controller, and a core setting module. The processor cores are for executing an application program. ... Mediatek Inc

03/09/17 / #20170068296

Fast and autonomous mechanism for cpu oc protection

A method of detecting and preventing over current induced system failure is provided. An oc protect controller monitors a cpu total power consumption based on received cpu activity information. ... Mediatek Inc

03/09/17 / #20170068295

Electronic system and related clock managing method

An electronic system includes a plurality of function modules, each of the plurality of function modules operates according to one of a plurality of clock signals; and a clock management module, for generating the plurality of clock signals according to a plurality of performances requirements of the plurality of function modules.. . ... Mediatek Inc

03/09/17 / #20170068261

Adaptive thermal slope control

Methods and apparatus are provided for adaptive thermal slope control for dynamic thermal management. In one novel aspect, the device monitors and obtains sampling temperatures, calculates a thermal-slope index, determines whether the calculated thermal-slope index is greater than a predefined slope threshold, adjusts a power budget based on a thermal-slope algorithm, and applies the dynamic thermal management (dtm) adaptively based on the adjusted power budget. ... Mediatek Inc

03/09/17 / #20170068069

Systems and methods for focusing objects to capturing images thereof

A method for focusing an object to capture an image thereof is provided. The method includes obtaining the travel time between the point in time that an ultrasonic signal is sent and the point in time at which the reflected signal are received. ... Mediatek Inc

03/02/17 / #20170064768

Method of dynamic pdcp status report polling for lte-wlan aggregation

To facilitate lwa pdcp setting/scheduling, a method of providing dynamic pdcp status report polling is proposed. To enhance scheduling efficiency, the transmitter (can be enb from dl or ue for ul) can dynamically poll pdcp status report for lwa behavior. ... Mediatek Inc

03/02/17 / #20170064612

Method for discovering services

A method for a wireless device to provide/discover a service is provided. The method comprises operating the wireless device as a hotspot in an operating channel, and advertising service information by the wireless device through an awareness channel to another wireless device.. ... Mediatek Inc

03/02/17 / #20170064310

Method of hard-limited packet size for video encoding

A method and system for encoding a group of coding blocks and packetizing the compressed data into slices/packets with hard-limited packet size are disclosed. According to the present invention, a packetization map for at least a portion of a current picture is determined. ... Mediatek Inc

03/02/17 / #20170064198

Image tuning in photographic system

A photographic system and an associated image tuning method are provided. The image tuning method includes the steps of: capturing an image by an image sensor of the photographic system; analyzing an image content of the captured image to obtain a plurality of candidate images using a preference search strategy; providing the plurality of candidate images for selection by a user of the photographic system; determining an output image based on one of the candidate images selected by the user; and adjusting the preference search strategy by using the user's selection.. ... Mediatek Inc

03/02/17 / #20170063603

Loop detection in dual-band repeater networks

A technique for loop detection in repeater networks involves a first communication device of a plurality of communication devices establishing a communication link with a second communication device of the plurality of communication devices. The first communication device transmits to the second communication device a first action frame containing a unique identifier of the first communication device. ... Mediatek Inc

03/02/17 / #20170063512

Subchannel feedback for ofdma systems

A method of sub-channel feedback in ofdma systems is provided. A wireless receiving device (sta) receives a radio signal from a transmitting device (ap) over a wide channel in an ofdma system. ... Mediatek Inc

03/02/17 / #20170063385

Phase lock loop

A pll includes a phase frequency detector (pfd), a charge pump, a capacitor coupled to the charge pump, an analog-to-digital convertor (adc), a noise canceller, an accumulator, a loop filter, an oscillator, a digital block and a frequency divider. The pfd detects a phase difference between a reference signal and a divided signal. ... Mediatek Inc

03/02/17 / #20170063358

Low power clock buffer circuit for integrated circuit with multi-voltage design

A clock buffer circuit is provided. The clock buffer circuit receives an input clock signal and generates a delay clock signal. ... Mediatek Inc

03/02/17 / #20170063088

Method for power budget

Methods and apparatus are provided for adjusting the power limit based on multiple factors including the current temperature, the previous temperature, and the target temperature. In one novel aspect, the device obtains the total power limit based on the base power and the delta power. ... Mediatek Inc

03/02/17 / #20170062388

Package structure

A package structure comprising: a substrate, having at least one conductive units provided at a first surface of the substrate; at least one first die, provided on a second surface of the substrate; a connecting layer, provided on the first die; a second die, provided on the connecting layer, wherein the connecting layer comprises at least one bump for connecting the first die; and at least one bonding wire. The connecting layer has a first touch side and a second touch side, the first touch side contacts a first surface of the first die and the second touch side contacts a second surface of the second die, an area of the first touch side is smaller than which for the first surface of the first die, and a size of the first die equals to which of the second die.. ... Mediatek Inc

03/02/17 / #20170060783

Apparatus for performing secure memory allocation control in an electronic device, and associated method

An apparatus for performing secure memory allocation control in an electronic device and an associated method are provided. The electronic device may include a plurality of bus master circuits, each of which has capability of accessing data through a bus of the electronic device, and may further include a plurality of master side memory address filters (mafs) that are coupled between the bus and the bus master circuits, where the apparatus may include a control circuit that is coupled to the master side mafs. ... Mediatek Inc

03/02/17 / #20170060736

Dynamic memory sharing

Methods and apparatuses pertaining to dynamic memory sharing may involve sharing a first portion of a memory associated with a first module for use by a second module. The first portion of the memory may be reclaimed for use by the first module in real time upon a determination that there is an increase in demand for the memory by the first module that requires reclamation, such that the first module begins to use the first portion of the memory before the second module finishes a process of aborting to use the first portion of the first memory.. ... Mediatek Inc

02/23/17 / #20170055293

Methods of distributed control achieving fair radio resource access

A method of distributed control achieving fair radio resource access is proposed. The parameters used in a listen-before-talk (lbt) channel access procedure that are used to control how aggressively a node contends for channel access can be called as “channel access transmission parameters” or cat parameters. ... Mediatek Inc

02/23/17 / #20170055222

Wireless communication device

A wireless communication device including an integrated processing circuit, a first memory and a testing circuit is provided. The integrated processing circuit includes a processing unit capable of processing a wireless communication signal and a radio frequency (rf) unit capable of performing a conversion between a radio frequency (rf) signal and a baseband signal, wherein the wireless communication signal is one of the rf signal and the baseband signal. ... Mediatek Inc

02/23/17 / #20170055192

Method of high-efficiency connected mode cell re-selection

A novel and efficient connected mode cell reselection procedure is proposed to improve the mobility performance for user equipments (ues) configured with extended connected mode discontinuous reception (drx) cycle in lte systems. A ue-centric mobility mechanism with which a ue performs cell reselection in rrc connected mode is proposed. ... Mediatek Inc

02/23/17 / #20170055188

Method for load redistribution in mobile communication systems

Methods and apparatus are provided for load balancing and load distribution using a set of alternative configurations. In one novel aspect, the ue receives and stores a set of alternative configurations. ... Mediatek Inc

02/23/17 / #20170055125

Mobile communication devices and context-based geofence control methods thereof

A mobile communication device and associated method are provided. The device includes a positioning unit, configured to provide position information of the mobile communication device, and a processing unit, configured to detect an approach to a first geofence according to a plurality of contexts associated with the mobile communication device, turn off the positioning unit when not detecting the approach to the first geofence, and turn on the positioning unit when detecting the approach to the first geofence. ... Mediatek Inc

02/23/17 / #20170054656

Multi-chip structure having flexible input/output chips

A multi-chip structure comprises a switch system on chip (switch soc), a plurality of serializer/deserializer (serdes) chips positioned around the switch soc, and a plurality of inter-chip interfaces for connecting the switch soc to the plurality of serdes chips, respectively.. . ... Mediatek Inc

02/23/17 / #20170054534

Robust mobility measurements and inter-cell coordination in mmwave small cell

Inter-cell coordination and beam-aware scanning with end-to-end ue-bs signaling enhancements for robust ho trigger in a beamforming mmwave network is proposed. From the network and the base station perspective, inter-bs control beam coordination is performed, coupled with neighbor-cell information advertisement to facilitate ue-side beam-aware scanning. ... Mediatek Inc

02/23/17 / #20170054479

Spatial diversity scheme in communication systems of beamforming

A method of providing spatial diversity for critical data delivery in a beamformed mmwave smallcell is proposed. The proposed spatial diversity scheme offers duplicate or incremental data/signal transmission and reception by using multiple different beams for the same source and destination. ... Mediatek Inc

02/23/17 / #20170054463

Portable device and related vibration detecting method

A portable device is utilized to execute a vibration detecting method. The portable device includes a vibration detecting module and a computing unit. ... Mediatek Inc

02/23/17 / #20170053884

Structure and layout of ball grid array packages

A ball grid array for an integrated circuit package includes an array of connection points derived from a base unit of hexagonal pattern repeated in at least one or more sections of the integrated circuit package. According to one embodiment, the connection points are solder balls mounted on a lower surface of the integrated circuit package.. ... Mediatek Inc

02/23/17 / #20170052756

Method and apparatus for image capture in transmitter of wireless communications system

A method for capturing an image in a transmitter of a wireless communications system, the method comprising controlling a graphic processing unit (gpu) of a graphic card to move frames corresponding to the image from a graphic card frame buffer to a buffer which is accessible by a central processing unit (cpu) of the transmitter when a specified condition is detected; controlling the gpu to release a control for the frames to the cpu; encoding the frames in the buffer which is accessible by the cpu; and transmitting the encoded frames to a receiver of the wireless communications system; wherein the graphic card is connected to the transmitter.. . ... Mediatek Inc

02/16/17 / #20170048841

Signal modulation and demodulation for multiuser superposition transmission scheme

A method of modulating and demodulating superposed signals for must scheme is proposed. A transmitter takes bit sequences intended for multiple receivers under must scheme to go through a “bit sequence to constellation points” mapper before entering the modulators to satisfy the gray coding rule and to achieve high demodulation performance for the receivers. ... Mediatek Inc

02/16/17 / #20170048840

Signal modulation and demodulation for multiuser superposition transmission scheme

A method of modulating and demodulating superposed signals for must scheme is proposed. A transmitter takes bit sequences intended for multiple receivers under must scheme to go through a “bit sequence to constellation points” mapper before entering the modulators to satisfy the gray coding rule and to achieve high demodulation performance for the receivers. ... Mediatek Inc

02/16/17 / #20170047956

Multi-path low-noise amplifier and associated low-noise amplifier module and receiver

A receiver is provided to support a plurality of carrier aggregation modes. The receiver includes a low-noise amplifier (lna) module including a plurality of lnas, wherein the lnas are arranged to receive input signals from a plurality of input ports, respectively, and each of the lnas generates and outputs a plurality of noise-cancelled signals at a plurality of output terminals of the lna module.. ... Mediatek Inc

02/16/17 / #20170047398

Electronic component and manufacturing method thereof

The electronic component includes a semiconductor substrate, a first doped region, a second doped region, a gate structure, a dielectric layer and a conductive portion. The semiconductor substrate has an upper surface. ... Mediatek Inc

02/16/17 / #20170046302

Method and associated interface circuit for mitigating interference due to signaling of a bus

The present invention provides method and associated interface circuit for mitigating interference due to signaling of a bus between two electronic apparatuses. The method may include: via the bus mechanically compliant to a bus specification, communicating and transporting data at a nonstandard speed which is not compliant to the bus specification. ... Mediatek Inc

02/16/17 / #20170046298

Asynchronous first-in first-out buffer apparatus with active rate control and dynamic rate compensation and associated network device using the same

An asynchronous first-in first-out (afifo) buffer apparatus has an afifo buffer and a rate control circuit. The afifo buffer receives a data input from a first processing circuit operating under a first clock, and transmits a data output to a second processing circuit operating under a second clock, where the first clock is asynchronous to the second clock. ... Mediatek Inc

02/09/17 / #20170041906

Methods of enabling multiuser superposition transmission

Methods of enabling multiuser superposition transmission (must) in lte systems are proposed. Must operation allows simultaneous transmission for multiple co-channel users on the same time-frequency resources. ... Mediatek Inc

02/09/17 / #20170041872

Enhanced ue data transmission for power consumption optimization

Methods for enhanced ue data transmission for power consumption optimization are disclosed. A ue detects ue conditions and determines a ue traffic characteristic. ... Mediatek Inc

02/09/17 / #20170041814

Methods for mitigating interference in a communications apparatus and communications apparatus utilizing the same

A communications apparatus includes at least two cellular system radio transceivers capable of simultaneously performing transmitting/receiving radio activities in two cellular networks and a control entity. The control entity is coupled to the cellular system radio transceivers, collects radio activity information of the cellular system radio transceivers, determines whether interference will occur or is occurring and which cellular system radio transceiver is an aggressor transceiver and which cellular system radio transceiver is a victim transceiver when the interference occurs according to the radio activity information, and further determines control information according to the radio activity information for controlling the aggressor transceiver or the victim transceiver to mitigate the interference. ... Mediatek Inc

02/09/17 / #20170041008

Method and circuitry for generating trigger signal and associated non-transitory computer program product

A method and circuitry for generating a trigger signal based on an oscillation signal and associated non-transitory computer program product are provided. The method includes following steps. ... Mediatek Inc

02/09/17 / #20170040995

Apparatus for performing signal driving in an electronic device with aid of different types of decoupling capacitors for pre-driver and post-driver

An apparatus for performing signal driving in an electronic device may include a decoupling capacitor and at least one switching unit (e.g. One or more switching units). ... Mediatek Inc

02/09/17 / #20170040898

Buck-boost converter and method for controlling buck-boost converter

A buck-boost converter includes an inductor, a first switch, a second switch, a third switch, a fourth switch and a fifth switch, wherein the first switch is coupled between an input voltage and a first terminal of the inductor, the second switch is coupled between a reference voltage and the first terminal of the inductor, the third switch is coupled between an output voltage and a second terminal of the inductor, the fourth switch is coupled between the reference voltage and the second terminal of the inductor, and the fifth switch is connected in parallel with the third switch. When the buck-boost converter operates in a buck mode, the first switch and the second switch are turned on alternately; when the buck-boost converter operates in a boost mode, the third switch and the fourth switch are turned on alternately; and the fifth switch is controlled by a mode control signal.. ... Mediatek Inc

02/09/17 / #20170040884

Power management method capable of preventing an over current event by performing a power control operation

A power management method includes generating a power related value; notifying a power management controller if the power related value has passed a threshold; and performing a power control operation by the power management controller. The power control operation prevents an over current event.. ... Mediatek Inc

02/09/17 / #20170040292

Semiconductor package, semiconductor device using the same and manufacturing method thereof

A semiconductor package includes a substrate, a first electronic component, a first conductive layer, a first pillar layer and a first package body. The first electronic component is disposed on the substrate. ... Mediatek Inc

02/09/17 / #20170040266

Fan-out package structure including antenna

The invention provides a semiconductor package assembly. The semiconductor package assembly includes a first semiconductor package including a first redistribution layer (rdl) structure having a first surface and a second surface opposite to the first substrate. ... Mediatek Inc

02/09/17 / #20170040001

Electronic device and method for controlling screen-refresh rate

The present invention provides an electronic device, including a storage module, a sensing module, a processing module, a driving module, and a display module. The storage module stores a plurality of frames. ... Mediatek Inc

02/09/17 / #20170039994

Method for adjusting display of electronic device and electronic device capable of adjusting display

The present disclosure provides a method and an electronic device capable of performing a display adjustment. The method comprises: obtaining a first brightness value corresponding to light flux to enter user eyes at a first time; obtaining a second brightness value corresponding to light flux to enter user eyes at a second time later than the first time; determining whether a brightness difference between the first brightness value and the second brightness value is greater than a threshold value; and in events where the brightness difference between the first brightness value and the second brightness value is greater than the threshold value, enabling an adjustment mode of the electronic device, wherein the adjustment mode comprises increasing a transition time period of a transition from the first brightness value to the second brightness value and adjusting either of both of brightness of a backlight and brightness of a screen content according to the transition from the first brightness value to the second brightness value with the increased transition time.. ... Mediatek Inc

02/09/17 / #20170039919

Electronic device capable of displaying and performing color compensation and color compensation method

The disclosure provides an electronic device capable of displaying and performing color compensation and a color compensation method. The color compensation method comprises: obtaining one or more brightness values for an original image from at least one of a screen brightness value and an ambient brightness value of the electronic device; determining whether each of the one or more brightness values is lower than a corresponding one of one or more threshold values, respectively; and enabling a color enhancement mode in events where each of the one or more brightness values is lower than the corresponding one of one or more threshold values, respectively, wherein the color enhancement mode comprises performing a color saturation compensation to enhance a saturation of the original image for display on a screen of the electronic device.. ... Mediatek Inc

02/09/17 / #20170039676

Graphics system and associated method for generating dirtiness information in image having multiple frames

A graphics system and an associated method for generating dirtiness information indicating dirty regions between frames of image data in a graphics system are provided. The method includes the steps of: dividing each of the frames of the image data into a plurality of regions; obtaining a respective checksum for each region of the frames; and generating the dirtiness information of each frame of the image data according to the respective checksum of each region of the current frame and the previous frame.. ... Mediatek Inc

02/09/17 / #20170039359

Electronic device controlling and user registration method

An electronic device controlling method and a user registration method are provided. In the electronic device controlling method, when a target device receives a first and a second control commands which are identical, but performed by different users simultaneously or separately, the target device performs a first predetermined operation based on an identity of the user performing the first control command, and performs a second predetermined operation based on an identity of the user performing the second control command. ... Mediatek Inc

02/09/17 / #20170039148

Methods and systems for handling interrupt requests

Systems, methods, and computer readable medium are provided that improve the management of interrupt requests in multiple processor computer systems. Interrupt requests can be classified into three categories and the structure of the categories provide for specifying a list that needs to be migrated. ... Mediatek Inc

02/09/17 / #20170038827

Wearable electronic device and operating method

An operating method for controlling a wearable electronic device is provided which includes obtaining at least one environment variable of a current environment of the wearable electronic device, determining at least one appearance variable based on the environment variables by referring to information about different appearances predetermined to be suitable for different environmental conditions, and generating a first control signal for adjusting the appearance of at least one non-panel region of the wearable electronic device according to the appearance variables so that the adjusted appearance of the non-panel region of the wearable electronic device is adapted to a condition of the current environment.. . ... Mediatek Inc

02/09/17 / #20170038783

Dynamic current sink for stabilizing low dropout linear regulator (ldo)

A dynamic current sink includes the following elements. A voltage comparator compares a reference voltage with a second control signal from an ldo (low dropout linear regulator) to generate a first control signal. ... Mediatek Inc

02/02/17 / #20170034830

Wireless communication device with channel scanning capability and associated method

A wireless communication device has an antenna module, a synthesizer module, and a control unit. The antenna module has at least a first antenna set and a second antenna set. ... Mediatek Inc

02/02/17 / #20170034730

Enhanced rrm measurement mechanism in millimeter wave system

Methods and apparatus are provided for enhanced mechanism for rrm measurement in the mmw system. In one novel aspect, the filtered-consolidation measurement result is generated for each cell. ... Mediatek Inc

02/02/17 / #20170034524

Method and apparatus for sign data hiding of video and image data

A method and apparatus for processing transform coefficients for a video coder or encoder is disclosed in the present invention. Embodiments according to the present invention reduce the storage requirement for sign bit hiding (sbh), improve the parallelism of sbh processing or simplify parity checking. ... Mediatek Inc

02/02/17 / #20170034517

Data processing apparatus for configuring camera interface based on compression characteristic of compressed multimedia data and related data processing method

A data processing apparatus includes: an output interface, arranged for packing a compressed multimedia data into an output bitstream and outputting the output bitstream via a camera interface; and a camera controller, arranged for referring to at least a compression characteristic of the compressed multimedia data to configure a transmission setting of the output interface over the camera interface. The transmission setting of the output interface includes a number of data lines enabled over the camera interface or includes a behavior of the output interface during a blanking period between adjacent data transmissions.. ... Mediatek Inc

02/02/17 / #20170034448

Preview system for concurrently displaying multiple preview images generated based on input image generated by image capture apparatus and related preview method thereof

A preview system of an image capture apparatus has a processing circuit and a display apparatus. The processing circuit reads an input image, scales at least a portion of the input image to generate a first preview image, and derives a second preview image from a selected portion of the input image. ... Mediatek Inc

02/02/17 / #20170033801

Method and apparatus for excess loop delay compensation in delta-sigma modulator

A delta-sigma modulator includes a signal subtraction circuit, a loop filter, a quantizer, a digital-to-analog converter (dac), and a control circuit. The signal subtraction circuit subtracts an analog feedback signal from an analog input signal to generate a difference signal. ... Mediatek Inc

02/02/17 / #20170033214

Mos transistor structure with hump-free effect

A mos transistor structure is provided. The mos transistor structure includes a semiconductor substrate having an active area including a first edge and a second edge opposite thereto. ... Mediatek Inc

02/02/17 / #20170033079

Semiconductor package structure and method for forming the same

A semiconductor package structure is provided. The semiconductor package structure includes a first electronic component on a substrate. ... Mediatek Inc

02/02/17 / #20170032761

Data processing apparatus capable of performing optimized compression for compressed data transmission over multiple display ports of display interface and related data processing method

A data processing apparatus has a first compressor, a second compressor, a first output interface, and a second output interface. The first compressor generates first compressed display data by performing compression upon display data of a first partial region of a frame according to a first compression order. ... Mediatek Inc

02/02/17 / #20170032559

Simulated transparent device

Methods and apparatuses pertaining to a simulated transparent device may involve capturing a first image of a surrounding of the display with a first camera, as well as capturing a second image of the user with a second camera. The methods and apparatuses may further involve constructing a see-through window of the first image, wherein, when presented on the display, the see-through window substantially matches the surrounding and creates a visual effect with which at least a portion of the display is substantially transparent to the user. ... Mediatek Inc

02/02/17 / #20170032504

Image processing method and apparatus and system for dynamically adjusting frame rate

An image processing method is provided. The image processing method includes the following steps: detecting an input sequence of image frames captured using an image capturing device to generate a detection result; referring to the detection result to selectively perform frame interpolation on the input sequence of image frames to generate a to-be-encoded sequence of image frames; and encoding the to-be-encoded sequence of image frames to generate an encoded video signal.. ... Mediatek Inc

02/02/17 / #20170032491

Data processing apparatus capable of using different compression configurations for image quality optimization and/or display buffer capacity optimization and related data processing method

A data processing apparatus has a first compressor, a second compressor, a first output interface, and a second output interface. The first compressor performs compression upon a first portion of an input display data of a frame to generate a first compressed display data, wherein the compression performed upon the first portion of the input display data has a first compression configuration. ... Mediatek Inc

02/02/17 / #20170031748

Method for performing process fault tolerant control of an electronic device with aid of control signals, and associated apparatus and associated computer program product

A method for performing process fault tolerant control of an electronic device, and an associated apparatus and an associated computer program product are provided, where the method includes: using at least one driver in a kernel layer of an operating system (os) of the electronic device to perform detection to determine whether a specific process running on the electronic device will be influenced by an error of the electronic device; and when it is detected that the specific process running on the electronic device will be influenced by the error of the electronic device, using at least one control signal of the os to perform process control on the specific process and using a package manager service (pms) module of the os to trigger a rescue procedure. For example, the method may further include: when triggering the rescue procedure, preventing immediately triggering termination of the specific process.. ... Mediatek Inc

02/02/17 / #20170031405

Portable device and calibration method thereof

A portable device is provided. A first processor performs an initial procedure according to an operation clock with a first frequency value and an operation voltage with a first voltage value, and performs a calibration procedure according to the operation clock with a second frequency value and the operation voltage with a second voltage value when the initial procedure has been performed and a self-calibration event is present. ... Mediatek Inc

01/26/17 / #20170026861

Measurement enhancements for lte systems

A method of mobility management with smart measurement is proposed. The present invention addresses modifications on rrm measurements as well as mobility control procedures in order to improve mobility performance for ue configured with longer connected mode drx cycle. ... Mediatek Inc

01/26/17 / #20170026803

Processor and apparatus for capable of reducing image flicker and a related method

An apparatus capable of reducing image flicker, including: a processor and an image capture device. The processor is configured to: detect whether a telecom operator is currently offering a telecommunication service to the apparatus; search a mapping history of utility frequencies from a storage device and determine whether the telecom operator is mapped to a utility frequency after detecting that the telecom operator is currently offering a telecommunication service to the apparatus; and obtain the utility frequency mapped to the telecom operator from the mapping history to be a current utility frequency after determining the utility frequency mapped to the telecom operator. ... Mediatek Inc

01/26/17 / #20170026704

Method of setting mapping between channel number and program number

A method of setting at least a mapping between a channel number and a program number is provided. The method includes receiving a virtual channel table (vct) and a program association table (pat) transmitted via a communication channel, comparing the vct and the pat to generate a comparison result, and determining a mapping between a specific channel number and a specific program number according to the comparison result.. ... Mediatek Inc

01/26/17 / #20170026659

Partial decoding for arbitrary view angle and line buffer reduction for virtual reality video

Apparatus and methods are disclosed for partially decoding video frames when a sub-region of the video is selected for viewing. The method identifies and decodes data units and pixel blocks of video frames needed to display the sub-region while bypassing data units and pixel blocks that are identified as unnecessary for displaying the sub-region. ... Mediatek Inc

01/26/17 / #20170026648

Hybrid video decoder and associated hybrid video decoding method

A hybrid video decoder has a hardware decoding circuit, a software decoding circuit, and a meta-data access system. The hardware decoding circuit deals with a first portion of a video decoding process for at least a portion of a frame, wherein the first portion of the video decoding process includes entropy decoding. ... Mediatek Inc

01/26/17 / #20170026103

Multi-antenna system

A multi-antenna system is provided. The multi-antenna system includes a first antenna, a second antenna, a tunable circuit, and a frequency-divisional circuit. ... Mediatek Inc

01/26/17 / #20170026048

Clock generator and integrated circuit using the same and injection-locked phase-locked loop control method

A control technique for an injection-locked phase-locked loop (ilpll) includes the following steps: providing the ilpll with a sampling clock and an injection clock for an integral path and a proportional path of the ilpll, respectively; making a change in the power level of the injection clock to get the phase error of the integral path of the ilpll; and controlling the phase difference between the sampling clock and the injection clock based on the phase error of the integral path of the ilpll.. . ... Mediatek Inc

01/26/17 / #20170025952

Constant on-time pulse width control-based scheme including capabilities of fast transient response and adaptively adjusting on-time pulse width

A constant on-time pulse width control-based apparatus capable of detecting a transient event of a voltage converter includes a specific comparator, a logic circuit, and a controller. The specific comparator generates a logic control signal to the logic circuit according to two resultant signals of the controller. ... Mediatek Inc

01/26/17 / #20170025944

Method for performing adaptive input current control in an electronic device with aid of adaptor management, and associated apparatus

A method and apparatus for performing adaptive input current control in an electronic device are provided, where the method may include the steps of: before limiting an input current of a regulator of the electronic device to a target current value, monitoring the input current of the regulator according to a reference current, and decreasing the reference current, to make the reference current change starting from one of a plurality of predetermined reference current values, wherein the input current is obtained from a power source; detecting an input voltage of the regulator to generate a detection signal, to selectively trigger limiting output power of the regulator; and at a time point when the reference current becomes smaller than the input current, limiting the input current of the regulator to the target current value with a latest reference current value of the reference current being utilized as the target current value.. . ... Mediatek Inc

01/26/17 / #20170025093

Data processing apparatus for performing display data compression/decompression with color format conversion and related data processing method

A data processing apparatus has a compression circuit and an output interface. The compression circuit has a pre-processor and a compressor. ... Mediatek Inc

01/26/17 / #20170023997

Dynamic switching of voltage regulators in a multiprocessor system

A switch interconnect is dynamically controlled at runtime to connect power sources to processing units in a multiprocessor system. Each power source is shareable by the processing units and each processing unit has a required voltage for processing a workload. ... Mediatek Inc

01/26/17 / #20170023626

Apparatus for performing resistance control on a current sensing component in an electronic device, and associated method

An apparatus for performing resistance control on a current sensing component in an electronic device and an associated method are provided. For example, the apparatus may comprise a power switching unit and a feedback module, and the power switching unit is utilized as the current sensing component when the power switching unit enables the power path. ... Mediatek Inc

01/19/17 / #20170019859

Power management method by providing power according to power allocation for improving power consumption

A power management method includes providing status information of an external module to an intermediary module for updating status data; accessing updated status data via the intermediary module; determining a power value according to the updated status data; determining power allocation according to at least the power value; and providing power to the external module according to the power allocation.. . ... Mediatek Inc

01/19/17 / #20170019686

Partial decoding circuit of video encoder/decoder for dealing with inverse second transform and partial encoding circuit of video encoder for dealing with second transform

A partial decoding circuit with inverse second transform has a transpose buffer, a first-direction inverse residual transform circuit, and a second-direction inverse residual transform circuit. The transpose buffer stores an intermediate inverse residual transform result. ... Mediatek Inc

01/19/17 / #20170019679

Hybrid video decoding apparatus for performing hardware entropy decoding and subsequent software decoding and associated hybrid video decoding method

A hybrid video decoding apparatus has a hardware entropy decoder and a storage device. The hardware entropy decoder performs hardware entropy decoding to generate an entropy decoding result of a picture. ... Mediatek Inc

01/19/17 / #20170019298

Method and apparatus for self-forming a tree topology network in a communications network

A method for self-forming a tree topology network is provided. The method is used in a communications apparatus. ... Mediatek Inc

01/19/17 / #20170019068

Multi-mixer system and associated receiver and signal processing method

A multi-mixer system comprising a plurality of mixers and a filter module is provided. Each of the mixers is selectively enabled to mix an input signal with a corresponding oscillation signal to generate an output signal at an output node; and the filter module provides different frequency responses for the output signals from at least two of the output nodes of the mixers, wherein the at least two of the output nodes of the mixers are connected to different internal nodes of the filter module.. ... Mediatek Inc

01/19/17 / #20170018937

Multi-mode resonant wireless power transmitter

A wireless power transmitter includes a multi-mode drive circuit having a controllable resonant frequency. The multi-mode drive circuit is controlled to have a first resonant frequency to drive wireless power transmission at a first transmit frequency. ... Mediatek Inc

01/19/17 / #20170018936

Drive circuits for multi-mode wireless power transmitter

A multi-mode wireless power transmitter includes a first drive circuit of a first type and a second drive circuit of a second type. The first drive circuit is configured to drive a first transmit coil at a first frequency. ... Mediatek Inc

01/19/17 / #20170018572

Standard cell circuitries

A standard cell circuit includes a standard cell unit and a first resistive device. The standard cell unit is coupled to at least one resistor. ... Mediatek Inc

01/12/17 / #20170013651

Nas security and handling of multiple initial nas messages

Various solutions to non-access stratum (nas) security and handling of multiple initial nas messages with respect to a user equipment in mobile communications are described. A user equipment (ue) may transmit a first message regarding a first procedure to a mobile network element, and transmit a second message regarding a second procedure to the mobile network element. ... Mediatek Inc

01/12/17 / #20170013620

Coordination and provision of non-interfering long-range low-power wireless communications

Methods and apparatuses pertaining to coordination and provision of non-interfering long-range low-power wireless communications may involve facilitating wireless communications among a first set of wireless devices in a first frequency band when operating in a first mode in which there is frequency overlap and no spatial overlap among the first set of wireless devices. Moreover, wireless communications may be facilitated among a second set of wireless devices in a second frequency band different from the first frequency when operating in a second mode in which there is spatial overlap and no frequency overlap among the second set of wireless devices.. ... Mediatek Inc

01/12/17 / #20170013458

Electronic devices and method for near field communication between two electronic devices

An electronic device includes a touch screen, a proximity sensor and a processor. The touch screen includes transmitting electrodes and receiving electrodes configured for sensing touch events on the touch screen. ... Mediatek Inc

01/12/17 / #20170013263

Method and apparatus of video encoding with partitioned bitstream

A method and apparatus for video encoding to generate a partitioned bitstream without buffering transform coefficient and/or prediction data for subsequent coding units are disclosed. An encoder incorporating an embodiment according to the present invention receives first video parameters associated with a current coding unit, wherein no first video parameters associated with subsequent coding units are buffered. ... Mediatek Inc

01/12/17 / #20170012875

Methods and devices for sharing a service among multiple devices

Methods and devices for sharing services among multiple devices are provided. The methods and devices may involve multiple devices and a service-sharing platform that allows multiple different services available on the multiple devices to be shared among the multiple devices. ... Mediatek Inc

01/12/17 / #20170012763

Multiband filter circuitry, multiband duplexer circuitry, and related radio-frequency system

A multiband filter circuitry utilized in a radio-frequency (rf) system is disclosed. The multiband filter circuitry operates at a plurality of operating frequency bands. ... Mediatek Inc

01/12/17 / #20170012745

Method and apparatus for triggering acknowledgement status report in wireless communications system

A method for triggering an acknowledgement status report is disclosed. The method includes: receiving at least one protocol data unit (pdu); triggering an acknowledgement (ack) status report when a condition is met no matter whether a reordering timer is running or a status prohibit timer is running; and transmitting a status report when the reordering timer is time-out or stopped.. ... Mediatek Inc

01/12/17 / #20170012655

Receiver, communication unit, and method for down-converting a radio frequency signal

There is provided a communication receiver comprising: an input for receiving a radio frequency, rf, input signal; and at least one finite impulse response, fir, discrete time filter, dtf. The at least one fir dtf comprises: an input circuit comprising an input port for sampling the rf input signal at a sampling frequency that is comparable to the input rf input signal; and n parallel branches, each branch having a set of input unit sampling capacitances, where each unit sampling capacitance is independently selectively coupleable to an output summing node. ... Mediatek Inc

01/12/17 / #20170012607

Discrete time filter, communication unit, and method for resonant charge transfer

A discrete time filter, dtf, is described that comprises a summing node; n parallel branches, each branch having a set of input unit sampling capacitances where each unit sampling capacitance is independently selectively coupleable to the summing node; and an output capacitance connected to the summing node. The output capacitance has a value equal to a sum of the sampling capacitances that are to be selectively connected to the summing node; and the discrete time filter further comprises an inductance connected between the summing node and the output capacitance.. ... Mediatek Inc

01/12/17 / #20170012590

Active compensation for power amplifier gain droop

Some embodiments relate to a method and circuit for gain compensation. The method includes detecting a strength of an output signal generated by a power amplifier of a transmitter in response to a commanded transmission signal. ... Mediatek Inc

01/12/17 / #20170012584

Method for generating a plurality of oscillating signals with different phases and associated circuit and local oscillator

A circuit for generating a plurality of oscillating signals with different phases includes a frequency divider, a first delay chain, a second delay chain and a calibration circuit. The frequency divider is arranged for frequency dividing a first input signal and a second input signal to generate a first frequency-divided input signal and a second frequency-divided input signal. ... Mediatek Inc

01/12/17 / #20170011550

Apparatus for performing tessellation operation and methods utilizing the same

A rendering method executed by a graphics processing unit includes: loading a vertex shading command from a first command queue to a shader module; executing the vertex shading command for computing the varying of the vertices to perform a vertex shading operation by taking the vertices as first input data; storing first tessellation stage commands into a second command queue; loading the first tessellation stage commands to the shader module; and executing the first tessellation commands for computing first tessellation stage outputs to perform a first tessellation stage of the one or more tessellation stages by taking the varying of the vertices as second input data. The vertex shading command is stored into the first command queue by a first processing unit. ... Mediatek Inc

01/12/17 / #20170010965

Environment-aware cache flushing mechanism

A computing system performs an environment-aware cache flushing method. When a processor in the system receives a signal to flush at least a portion of the caches to the system memory, the processor determines a flushing mechanism among multiple candidate flushing mechanisms. ... Mediatek Inc

01/05/17 / #20170006307

Apparatus for dynamically adjusting video decoding complexity, and associated method

An apparatus for dynamically adjusting video decoding complexity includes a decoding resolution control circuit and an adaptive spatial resolution decoder. The decoding resolution control circuit is arranged to dynamically determine whether at least one portion of multiple frames should be decoded in accordance with a specific resolution differing from an original resolution of the frames. ... Mediatek Inc

01/05/17 / #20170006299

Residual up-sampling apparatus for performing transform block up-sampling and residual down-sampling apparatus for performing transform block down-sampling

A residual up-sampling apparatus has a residual up-sampling buffer and a shared residual up-sampling circuit. The residual up-sampling buffer stores an intermediate residual up-sampling result. ... Mediatek Inc

01/05/17 / #20170006294

Method and apparatus using software engine and hardware engine collaborated with each other to achieve hybrid video encoding

A hybrid video encoding method and system using a software engine and a hardware engine. The software engine receives coding unit data associated with a current picture, and performs a first part of the video encoding operation by executing instructions. ... Mediatek Inc

01/05/17 / #20170005678

Multi-mixer system and method for reducing interference within multi-mixer system

A multi-mixer system includes an amplifier module and a plurality of channels. The amplifier module is arranged for receiving signals from an antenna or antenna arrays to generate a plurality of radio frequency (rf) input signals. ... Mediatek Inc

01/05/17 / #20170005676

Communication units and methods for power supply control

A communication unit comprises a decimator configured to sample a variable control signal and output a reduced bandwidth variable control signal; and a multi-level power supply, mlps, comprising an input and an output, wherein the input is coupled to the decimator and configured to receive the reduced bandwidth variable control signal and, in response thereto, the output delivers multi-level output voltages to supply a power amplifier, pa, module.. . ... Mediatek Inc

01/05/17 / #20170005413

Tunable antenna module using frequency-division circuit for mobile device with metal cover

A tunable antenna module for a mobile device includes an antenna, a frequency-division circuit and one or more impedance-tuning circuits. The frequency-division circuit is coupled to a radiator of the antenna for forming one or more signal paths for one or more of component frequencies of a radio-frequency signal of the antenna. ... Mediatek Inc

01/05/17 / #20170004608

Image processing method and electronic apparatus with image processing mechanism

An image processing method comprising: (a) acquiring a first depth value for a first object in a first image; and (b) altering image effect for the first object according the first depth value when the first object is pasted onto a second image.. . ... Mediatek Inc

01/05/17 / #20170004380

Object analyzing method and object analyzing system

An object analyzing method applied to an object analyzing system. The object analyzing method comprises: (a) applying at least one analyzing parameter extracting process according to an object type for an target object, to extract at least one analyzing parameter for the target object; (b) selecting least one analyzing model according to the object type; and (c) applying the analyzing model selected in the step (b), to analyze the analyzing parameter and accordingly generate an analyzing result.. ... Mediatek Inc

01/05/17 / #20170003859

Method for one-handed operation on electronic device and associated electronic device

A method of controlling an electronic device includes: displaying a first content on a first viewable display area in a display screen of the electronic device; receiving a user command; setting a second viewable display area by adjusting the first viewable display area in response to the user command, wherein a size of the second viewable display area is different from a size of the first viewable display area; deriving a second content by adjusting a layout of the first content; and displaying the second content on the second viewable display area in the display screen of the electronic device.. . ... Mediatek Inc








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