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Mediatek Inc patents
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.
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Two-phase backoff for access procedure in wireless communication systems
A two-phase backoff mechanism for lte access procedure is proposed where backoff handling is applied differently in two separate phases. During the first phase, network-controlled reattempts involves adaptation to radio conditions. ... Mediatek Inc
A user equipment (ue) including a wireless transceiver and a controller is provided. The wireless transceiver performs wireless transmission and reception to and from a cellular station. ... Mediatek Inc
A user equipment (ue) 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
On-demand system information request message
Apparatus and methods are provided for on-demand si request procedure. In one novel aspect, the rach procedure is used for one-demand si information updates through unicast. ... Mediatek Inc
Transmission scheme for wireless communication systems
A method of two-layer (rank=2) demodulation reference signal (dmrs) based transmission scheme is proposed. The precoding matrix on a data re can be represented as a×b. ... Mediatek Inc
Downlink control signal design in mobile communications
Various solutions for downlink control signal design with respect to user equipment and network apparatus in mobile communications are described. An apparatus may receive a first downlink control signal from a first source. ... Mediatek Inc
User equipment and methods for pdcp duplication in 5g ran
In an aspect of the disclosure, a method, a computer-readable medium, and an apparatus are provided. The apparatus may be a ue. ... Mediatek Inc
Method and device of sending measurement report
Aspects of the disclosure provide a mobile terminal including a processing circuit. The processing circuit is configured to obtain a serving cell measurement result of measuring a first set of signal beams from a serving base station, determine a cell-level signal quality parameter based on the serving cell measurement result, and determine whether the cell-level signal quality parameter meets a poor cell-level signal quality condition. ... Mediatek Inc
A user equipment (ue) including a wireless transceiver and a controller is provided. The wireless transceiver performs wireless transmission and reception to and from a cellular station. ... Mediatek Inc
Physical downlink control channel design for nr systems
A new design for physical downlink control channel (pdcch) is proposed for the next generation 5g new radio systems. A ue receives the configuration of a default control resource set (coreset) in mib/sib from its serving base station. ... Mediatek Inc
Portable device and method for entering power-saving mode
A portable device and a method for entering a power-saving mode are provided. Audio stream is generated by an audio player, and an audio signal is generated according to the audio stream and then transmitted to an earphone via a cable by a digital-analog converter. ... Mediatek Inc
Method and apparatus for track composition
Aspects of the disclosure provide an apparatus that includes interface circuitry and processing circuitry. The interface circuitry is configured to receive signals carrying metadata for visual track composition from multiple visual tracks. ... Mediatek Inc
Methods and apparatus for media content asset changes
The techniques described herein relate to methods, apparatus, and computer readable media configured to process asset change point locations. A processor or encoder is configured to operate according to a set of constraints that constrain the encoding process for asset changes, wherein the set of constraints configures a set of allowable asset change point locations from a set of possible asset change point locations, wherein the set of allowable asset change point locations is a subset of the set of possible asset change point locations, and configures a set of allowable data access types from a set of possible data access types, wherein the set of allowable data access types is a subset of the set of possible data access types. ... Mediatek Inc
Transform coding of video data
A picture defined in video data is partitioned into blocks that include a luminance (luma) transform block and a chrominance (chroma) transform block. One or more constraints pertaining to the picture are determined from high-level syntax elements and transform skipping of one of both of the luma transform block and the chroma transform block is disallowed if the constraints are not met. ... Mediatek Inc
Method and apparatus of palette index map coding for screen content coding
A method and apparatus for video coding using coding modes including a palette mode are disclosed. In one embodiment, the total number of palette indices in the current block is coded into a binary string using a tr (truncated rice) binarization process with the rice parameter to generate a prefix part and using an egk (k-th order exp-golomb) binary process to generate a suffix part for the binary string, or using the egk binarization process with the rice parameter (k). ... Mediatek Inc
Method and system for call setup
Aspects of the disclosure provide a method for setting up a call for a user equipment. The method includes receiving, by the user equipment, a measurement configuration message that specifies a set of measurement events corresponding to poor signal quality between the user equipment and a packet-switched network, and sending, by the user equipment, a measurement report when one of the set of measurement events occurs while performing a first call setup process for setting up the call using the packet-switched network. ... Mediatek Inc
Csi acquisition with channel reciprocity in mobile communications
A user equipment (ue) utilizes a first group of antenna ports at the ue for transmitting and receiving while utilizing a second group of antenna ports for receiving but not transmitting. The ue transmits to a base station (bs) a sounding reference signal (srs) via the first group of antenna ports through a first channel of a communication link between the ue and the bs. ... Mediatek Inc
Method and apparatus for error correction coding in communication
Aspects of the disclosure provide an apparatus and a method for error correction based on a matrix. The apparatus includes memory and processing circuitry. ... Mediatek Inc
Hold-time compensation using free metal segments
Methods and apparatuses pertaining to hold-time compensation using free metal segments or other electrically-conductive segments of an ic are described. An integrated circuit (ic) having free segment hold-time compensation may include a monolithic semiconductor substrate which has a first device and a second device disposed thereon. ... Mediatek Inc
Failure prevention of bus monitor
A test controller is provided. The test controller includes: a test circuit and a bus monitor. ... Mediatek Inc
Embedded memory with setup-hold time controlled internally or externally and associated integrated circuit
An embedded memory includes a memory interface circuit, a cell array, and a peripheral circuit. The memory interface circuit receives at least a clock signal, a non-clock signal, and a setup-hold time control setting, and includes a programmable path delay circuit that is used to set a path delay of at least one of a clock path and a non-clock path according to the setup-hold time control setting. ... Mediatek Inc
Method and apparatus for generating and encoding projection-based frame with 360-degree content represented in projection faces packed in segmented sphere projection layout
A video processing method includes receiving an omnidirectional content corresponding to a sphere, generating a projection-based frame according to at least the omnidirectional content and a segmented sphere projection (ssp) format, and encoding, by a video encoder, the projection-based frame to generate a part of a bitstream. The projection-based frame has a 360-degree content represented by a first circular projection face, a second circular projection face, and at least one rectangular projection face packed in an ssp layout. ... Mediatek Inc
Techniques of cross-link interference mitigation in flexible duplex
A first base station on a first cell determines to communicate in a first direction with one or more ues on the first cell in a first time slot and a second time slot, the first time slot and the second time slot being consecutive, the one or more ues including a first ue. The first base station further determines that communication with the first ue on the first cell in the first direction interferes with communication between a second base station and a second ue on a second cell in a second direction. ... Mediatek Inc
Wireless device for improving operating efficiency
A wireless device is provided. The wireless device includes a first transmitting circuit, a second transmitting circuit and a controller. ... Mediatek Inc
Method for improving data throughput in multiple-sim communication apparatus
Various solutions for improving data throughput with respect to a multiple subscriber identity module (sim) user equipment (ue) in mobile communications are described. The ue may perform data transmission associated with a first sim. ... Mediatek Inc
Method and apparatus of video coding
Aspects of the disclosure include a video decoding device that includes a processing circuit. The processing circuit is configured to receive encoded video data associated with an image frame that includes an encoded image, which is a combination of at least a first image corresponding to a first color space component of the image frame and a second image corresponding to a second color space component of the image frame, and determine a first coding tree structure for partitioning the first image into a first plurality of coding units. ... Mediatek Inc
Non-local adaptive loop filter processing
Aspects of the disclosure provide a method for non-local adaptive loop filtering. The method can include receiving reconstructed picture, dividing the picture into current patches, forming patch groups each including a current patch and a number of reference patches, determining a noise level for each of the patch groups, and denoising the patch groups with a non-local denoising technology. ... Mediatek Inc
Methods for avoiding inter-modulation distortion and communications apparatuses utilizing the same
A method for avoiding inter-modulation distortion in a communications apparatus capable of supporting carrier aggregation and communicating with a peer communications apparatus in a wireless network via at least a first cc and a second cc includes: determining a frequency adjustment value for adjusting a first oscillating frequency of a first local oscillation signal utilized for processing an rf signal of the first cc or a second oscillating frequency of a second lo signal utilized for processing an rf signal of the second cc when an rf signal or a baseband signal of the second cc is interfered with by an inter-modulation distortion signal contributed by any signal component related to the first cc; and adjusting the first oscillating frequency or the second oscillating frequency according to the frequency adjustment value.. . ... Mediatek Inc
Wireless device
The present invention discloses a wireless device, which includes a substrate and an antenna. The antenna includes a printed antenna element and a 3-dimensional antenna element. ... Mediatek Inc
Semiconductor package structure
A semiconductor package structure is provided. The semiconductor package structure includes a substrate having a first surface and a second surface opposite thereto. ... Mediatek Inc
Method and apparatus for controlling data migration in multi-channel memory device
A memory system has a memory device and a data migration control circuit. The memory device has a plurality of memory spaces accessed via a plurality of memory channels, respectively. ... Mediatek Inc
Method of reallocating transmission periods for coexisting wireless modules
A method of reallocating transmission periods for two coexisting wireless modules is disclosed. The method includes determining whether a first transmission period is long enough for a transmission of a first wireless module in a first window before initiating the transmission of the first wireless module; and deferring a transmission of a second wireless module and continuing the transmission of the first wireless module in a second transmission period of a second window following the first window when the first transmission period is determined to be not long enough for the transmission of the first wireless module; wherein the second transmission period and the first transmission period are two successive periods in the first window or in the second window.. ... Mediatek Inc
Wireless communication method and device
A wireless communication method and device are provided. The wireless communication method includes the steps of determining, by a user equipment (ue), that a length of an radio link control (rlc) service data unit (sdu) or rlc sdu segment is greater than a threshold, determining, by the ue, a type of length indicator which is allocated by a network, and determining, by the ue, to force to map the rlc sdu or rlc sdu segment to the end of an rlc protocol data unit (pdu) if the type of the length indicator is a first type.. ... Mediatek Inc
Method and apparatus for deriving temporal motion vector prediction
A method and apparatus for encoding or decoding a motion vector (mv) of a current block of a current picture using advanced temporal motion vector prediction are disclosed. At least two collocated pictures are selected from a set of reference pictures of the current picture. ... Mediatek Inc
Sequence design for synchronization and device identification in wireless communication systems
Techniques, schemes and examples pertaining to sequence design for synchronization and device identification in mobile communication systems are described. A processor of an apparatus generates a set of root sequences and also generates a set of signature sequences from the set of root sequences. ... Mediatek Inc
Impedance matching circuits and interface circuits
An impedance matching circuit and an interface circuit are provided. The impedance matching circuit includes a reference-voltage generation circuit, a control-signal generation circuit, and a circuit subunit. ... Mediatek Inc
Nail-mounted tactile displaying device
The present disclosure provides a nail-mounted tactile displaying device, including: a body; a plurality of vibration units provided at different positions of the body and actuated upon receiving a signal. The nail-mounted tactile displaying device provides a user with a new operating experience via the actuations of the plurality of vibration units so that the user can receive information through tactile feedback.. ... Mediatek Inc
Method and apparatus for calibrating coulomb counting based state-of-charge estimation
A method for calibrating a coulomb counting based state-of-charge (soc) estimation of a battery cell includes: determining whether the battery cell is in a specific charge state; calibrating an initial value for use in the coulomb counting based soc estimation according to an open circuit voltage (ocv)-based soc of the battery cell if the battery cell is not in the specific charge state; calibrating the initial value according to a predetermined value if the battery cell is in the specific charge state; and applying the calibrated initial value to the coulomb counting based soc estimation and restarting an integration of the coulomb counting based soc estimation based on the calibrated initial value.. . ... Mediatek Inc
Communicating method and associated electronic device
A communicating method of a communication device for connecting to a first network and a second network includes: when a rescheduling condition is reached, rescheduling a wake up period of the communication device for the first network at least according to a wake up period of the communication device for the second network; wherein the wake up period of the communication device for the first network is rescheduled by making the communication device a master device in the first network through adjusting a preference parameter of the first network.. . ... Mediatek Inc
Apparatuses and methods for avoiding location exposure
A mobile communication device for avoiding location exposure in a user equipment (ue) information procedure includes a wireless transceiver configured to perform wireless transmission and reception to and from a service network. The device further includes a controller, configured to determine whether a radio resource control (rrc) security has been activated between the mobile communication device and the service network, and in response to the rrc security not having been activated, does not send a measurement report to the service network via the wireless transceiver after receiving measurement configuration message, wherein the controller is further configured to send the measurement report after the rrc security has been activated.. ... Mediatek Inc
Methods and apparatuses of candidate set determination for quad-tree plus binary-tree splitting blocks
Video processing methods and apparatuses for candidate set determination for a current block partitioned from a parent block by quad-tree splitting comprise receiving input data of a current block, determining a candidate set for the current block by prohibiting a spatial candidate derived from any of neighboring blocks partitioned from the same parent block or determining the candidate set for the current block by conducting a pruning process if all the neighboring blocks are coded in inter prediction and motion information of the neighboring blocks are the same, and encoding or decoding the current block based on the candidate set by selecting one final candidate from the candidate set. The pruning process comprises scanning the candidate set to determine if any candidate equals to the spatial candidate derived from the neighboring blocks, and removing the candidate equals to the spatial candidate from the candidate set.. ... Mediatek Inc
Circuit, method, and receiver apparatus for performing on-the-fly iq mismatch compensation
A method employed by a circuit included within a receiver apparatus and configured for performing iq mismatch compensation when receiver apparatus is operating under data reception mode includes: transforming a data signal, which is generated by a radio frequency receiver under the data reception mode, from time domain into a plurality of frequency bin signals in frequency domain; calculating to obtain at least one frequency domain calibration parameter according to the plurality of frequency bin signals in frequency domain; and, updating at least one coefficient parameter of iq mismatch compensation according to the obtained at least one frequency domain calibration parameter, to make iq mismatch compensation compensate iq mismatch based on the updated at least one coefficient parameter.. . ... Mediatek Inc
Linear amplifier having higher efficiency for envelope tracking modulator
A linear amplifier is provided to have higher efficiency for an envelope tracking modulator. In one embodiment, a first stage amplifier circuit can be simply operated in a high gain mode or a high bandwidth mode for different applications, without using large chip area. ... Mediatek Inc
Detecting foreign objects in wireless power transfer systems
Methods, apparatus and computer-readable storage media for performing foreign object detection (fod) in a wireless power transfer system. A plurality of fod measurements may be performed and processed to perform fod.. ... Mediatek Inc
Semiconductor device and manufacturing method thereof
A semiconductor device includes a semiconductor substrate and a passive component. The passive component is formed on the semiconductor substrate and includes a first polysilicon (poly) layer, a salicide blockage (sab) layer and a first salicide layer. ... Mediatek Inc
Differential sampling circuit
A differential sampling circuit includes: a first switching element having a first terminal receiving a first signal of a differential signal pair, a second switching element having a first terminal receiving a second signal of the differential signal pair, a first sampling capacitor connected between two second terminals of the first and the second switching elements, a third switching element connected between the second terminal of the second switching element and a reference voltage, a fourth switching element having a first terminal receiving the second signal, a fifth switching element having a first terminal receiving the first signal, a second sampling capacitor connected between two second terminals of the fourth and the fifth switching elements, and a sixth switching element connected between the second terminal of the fifth switching element and the reference voltage.. . ... Mediatek Inc
Method of allocating protection duration of radio subsystem to intra-bss stations using frames with network allocation vector
A method of method of allocating a protection duration of a radio subsystem for a transmitting station of a wireless communication system includes transmitting a frame to at least one receiving station of the wireless communication system, wherein the proprietary frame indicates the protection duration allocated for the radio subsystem.. . ... Mediatek Inc
Method and apparatus for inter-system handover in wireless communication
Aspects of the disclosure provide a processing circuit in an electronic apparatus and a method to switch the electronic apparatus during an inter-system handover (ho) process from a source network system to a target network system. The processing circuit can include an inter-system ho signal processing module and a mapping module. ... Mediatek Inc
Control and management of reflective qos
Aspects of the disclosure provide a method for reflective quality of service (qos) control and management at a user equipment (ue). The method can include creating a derived qos rule belonging to a session and having a qos flow identifier (qfi). ... Mediatek Inc
Mobile terminal and method for sharing sim card
The present invention provides methods for sharing a sim card and mobile terminals. The method comprises: utilizing a first mobile terminal to receive a sim card access request signal from at least a second mobile terminal which does not have the sim card, wherein the first mobile terminal has the sim card and operates as a server having no fixed ip; transmitting a security authentication information request signal to the second mobile terminal according to the sim card access request signal; and determining whether to transmit a sim card elementary files data to the second mobile terminal according to the security authentication information, wherein the sim card elementary files data is utilized by the second mobile terminal to use communication function of the sim card. ... Mediatek Inc
Method and apparatus for communication
Aspects of the disclosure provide an electronic device that includes a transceiver circuit, an interface circuit and a modulator-demodulator (modem) circuit. The transceiver circuit is configured to transmit and receive wireless signals to/from a first network that uses a first network address space. ... Mediatek Inc
Apparatuses and methods for beam sweeping in a wireless communication system
A wireless communication device including a controller and a non-transitory machine-readable storage medium operatively coupled to the controller is provided. The controller executes program code stored in the non-transitory machine-readable storage medium to perform operations including: transmitting or receiving wireless signals by sweeping beams in a non-sequential order.. ... Mediatek Inc
Impedance circuit with poly-resistor
An impedance circuit includes a first poly-resistor and a second poly-resistor. The first poly-resistor has a first terminal coupled to a first node, and a second terminal coupled to a second node. ... Mediatek Inc
Semiconductor package
The invention provides a semiconductor package. The semiconductor package includes a base having a device-attach surface and a solder-ball attach surface opposite to the device-attach surface. ... Mediatek Inc
Semiconductor package with rigid under bump metallurgy (ubm) stack
The invention provides a semiconductor package. The semiconductor package includes a semiconductor die and a conductive pillar bump structure and a conductive plug. ... Mediatek Inc
Semiconductor package assembly
The invention provides a semiconductor package assembly. The semiconductor package assembly includes a first semiconductor package and a second semiconductor package overlying a portion of the first semiconductor package. ... Mediatek Inc
Semiconductor package with embedded supporter and method for fabricating the same
The invention provides a semiconductor package and a method for fabricating the same. The semiconductor package includes a redistribution layer (rdl) structure, a semiconductor die, a molding compound and a supporter. ... Mediatek Inc
Method, active noise control circuit, and portable electronic device for adaptively performing active noise control operation upon target zone
A method for performing active noise control upon a target zone includes: using an adaptive filtering circuit to receive at least one microphone signal obtained from a microphone; and, dynamically compensating at least one coefficient of the adaptive filtering circuit to adjust a frequency response of the adaptive filtering circuit according to an energy distribution of the at least one microphone signal, so as to make the adaptive filtering circuit receive the at least one microphone signal to generate a resultant anti-noise signal to the target zone based on the dynamically adjusted frequency response.. . ... Mediatek Inc
Electronic apparatus and power management method for dynamically allocating power budget between heat sources of electronic apparatus
A power management method for an electronic apparatus is provided. The electronic apparatus includes a plurality of heat sources. ... Mediatek Inc
Techniques of dci messages aggregation
In an aspect of the disclosure, a method, a computer-readable medium, and an apparatus are provided. The apparatus may be a base station. ... Mediatek Inc
Group common physical downlink control channel design in mobile communications
Various solutions for group common physical downlink control channel (gc pdcch) design with respect to user equipment and network apparatus in mobile communications are described. An apparatus may monitor a gc pdcch. ... Mediatek Inc
Beam failure recovery mechanism for multi-beam operation
A method of beam failure recovery for multi-beam operation in wireless communication systems with beamforming is proposed. Specifically, a four-step beam failure recovery procedure is proposed. ... Mediatek Inc
Multiplexing of short physical downlink control channel and data in mobile communications
Various solutions for multiplexing of short physical downlink control channel and data with respect to user equipment and network apparatus in mobile communications are described. An apparatus may receive a reuse indication from a control channel. ... Mediatek Inc
Techniques of decoding aggregated dci messages
In an aspect of the disclosure, a method, a computer-readable medium, and an apparatus are provided. The apparatus may be a ue. ... Mediatek Inc
Method of heterogeneous network mobility
Methods for enhanced heterogeneous network mobility are proposed. In a first novel aspect, the cell size of a target cell is considered when determining the ttt value. ... Mediatek Inc
Mechanism for beam reciprocity determination and uplink beam management
A method of beam reciprocity state reporting and uplink beam management in wireless communication systems with beamforming is proposed. In one novel aspect, a bs configures one or more resource sets to a ue for uplink beam management. ... Mediatek Inc
Mechanism for beam reciprocity determination and uplink beam management
A method of beam reciprocity state reporting and uplink beam management in wireless communication systems with beamforming is proposed. In one novel aspect, a ue determines its ue beam reciprocity state and sends a “ue beam reciprocity state” message to a bs, which triggers proper uplink beam management accordingly. ... Mediatek Inc
Adaptive prediction candidate positions for video coding
Aspects of the disclosure provide a method for video coding in merge mode or skip mode. The method can include receiving a prediction block (pb) of a picture, determining number and positions of merge candidates of the pb according to a size and/or a shape of the pb, and constructing a candidate list including motion data of a subset of the merge candidate positions.. ... Mediatek Inc
Electronic device having dynamically controlled flashlight for image capturing and related control method
A control method of an electronic device with an image capture function is provided. The control method includes the following steps: detecting a distance between the electronic device and at least one subject in a scene to be captured to generate a distance detection result; and utilizing a controller for referring to the distance detection result to determine whether to turn on or turn off a flashlight of the electronic device to capture the scene.. ... Mediatek Inc
Method and apparatus for communication
Aspects of the disclosure provide an apparatus that includes transmitting circuit and processing circuit. The transmitting circuitry is configured to transmit wireless signals. ... Mediatek Inc
Polar code interleaving and bit selection
Apparatus and methods are provided for polar code sub-block interleaving and bit selection. In one novel aspect, middle-part interlaced sub-block interleaving is provided for polar code interleaving. ... Mediatek Inc
Automatic white balance based on surface reflection decomposition
An automatic white balance (awb) method is performed on an image to adjust color gains of the image. The image is pre-processed into a set of pre-processed pixels, each of which represented by tricolor values that include a red (r) value, a green (g) value and a blue (b) value. ... Mediatek Inc
Image processing method and image processing system
An image processing method applied to an image processing system. The image processing method comprises: (a) computing an image intensity distribution of an input image; (b) performing atmospheric light estimation to the input image; (c) performing transmission estimation according to a result of the step (a) to the input image, to generate a transmission estimation parameter; and (d) recovering scene radiance of the input image according to a result generated by the step (b) and the transmission estimation parameter. ... Mediatek Inc
Method for performing system power control within an electronic device, and associated apparatus
A method for performing system power control 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 triggering a power limiter protection operation for the electronic device according to the power consumption index. ... Mediatek Inc
Flip-flop circuit and scan chain using the same
A flip-flop circuit is provided. The flip-flop circuit receives a test signal at a test-in terminal and a data signal at a data-in terminal and generates a scan-out signal. ... Mediatek Inc
Method and apparatus for non-square intra mode coding
In a method and apparatus for predictive intra coding of a non-square block using modified mode-dependent coefficient scanning (mdcs), the modified mdcs is derived from the mdcs that is designed for a square block. The mapped intra modes for the non-square block are derived by mapping the intra modes for the square block to the mapped intra modes for the non-square block. ... Mediatek Inc
Depth control for home appliances
A depth-control method for home appliances in an indoor space and an associated electronic system are provided. The method includes the steps of: connecting the home appliances to a portable electronic device via one or more wireless channels; obtaining identity information for the home appliances using the portable electronic device via the one or more wireless channels; detecting sensor data associated with the portable electronic device; selecting one among a first set of the home appliances according to the sensor data; and controlling the selected home appliance using the portable electronic device.. ... Mediatek Inc
Packet receiving method and receiver for decoding packets overlapping in time
A packet receiving method is provided. The packet receiving method includes the following steps: during receipt of the first packet by a receiver, detecting if any packet arrives at the receiver after a first packet; and when it is detected that a second packet arrives at the receiver during the receipt of the first packet, determining whether to decode the first packet or the second packet.. ... Mediatek Inc
Device and method for selectively transmitting or receiving network coordination information of mesh network
Aspects of the disclosure include a wireless device in a mesh network. The wireless device includes a processing circuit and a transceiver. ... Mediatek Inc
Method for performing traffic steering between a first access network and a second access network and a communications apparatus utilizing the same
A method for performing traffic steering between a first access network and a second access network in a communications apparatus includes: monitoring a current status of the communications apparatus; determining whether the current status meets a predetermined condition; performing traffic steering between the first access network and the second access network according to network configurations when the current status meets the predetermined condition; and performing traffic steering between the first access network and the second access network according to the current status of the communications apparatus when the current status does not meet the predetermined condition.. . ... Mediatek Inc
Bearer switching in reduced radio link quality conditions
A wireless transmit receive unit (wtru) is configured in dual connectivity with a master cell group and a secondary cell group. Uplink (ul) data is sent in an active one of the master cell group and the secondary cell group as an active ul transmission cell group. ... Mediatek Inc
Method and apparatus of bitstream random access and synchronization for multimedia applications
A method and device for switching representations are disclosed. On the server side, leading-picture information associated with leading pictures in an open gop (group of picture) is signalled in a media presentation description. ... Mediatek Inc
Method of conditional binary tree block partitioning structure for video and image coding
A method and apparatus of block partition for video encoding or decoding for a video encoder or a video decoder respectively are disclosed. Partitioning tree structure corresponding to a conditional partitioning process is determined for partitioning the current block of video data into one or more final sub-blocks. ... Mediatek Inc
Method and apparatus of constrained intra block copy for coding video
A method and apparatus for intrabc (intra-block copy) coding for a coding region are disclosed. The method operates to receive input data associated with a current block in the coding region and determine a maximum memory size of a reconstructed sample memory for storing a constrained previous reconstructed region, wherein the constrained previous reconstructed region comprises a group of previous reconstructed samples processed before the current block. ... Mediatek Inc
Tcp enhancements in reduced radio link quality conditions
Performance in a communications system is improved by determining whether an application executing over a data bearer is using transmission control protocol (tcp). A tcp ack reduction request is received and at least one redundant tcp ack is filtered out.. ... Mediatek Inc
Methods and apparatus for decoding dl phy channels in a narrow band system
Apparatus and methods are provided for decoding dl phy channels in a narrow band wireless system. In one novel aspect, the ue performs a cell search and determines a first location of a resource block carrying system signals, obtains a second location of a second resource block based on the first resource block, wherein the second resource block includes a format indicator, determines a dl transmission format based on the format indicator, and receives and decodes a first dl physical channel based on the dl transmission format. ... Mediatek Inc
Blockage detection in millimeter wave radio communications
Blockage detection in a wireless transmit receive unit includes performing a radio link measurement on one or more reference signals. The radio link measurement is compared to a comparing threshold and a blockage condition is indicated in response to the comparing of the radio link measurement meeting a threshold criterion on the comparing threshold.. ... Mediatek Inc
Structure of interleaver with ldpc code
Concepts and schemes pertaining to structure of interleaver with low-density parity-check (ldpc) code are described. A processor of an apparatus encodes data to provide encoded data. ... Mediatek Inc
Location of interleaver with ldpc code
Concepts and schemes pertaining to location of interleaver with low-density parity-check (ldpc) code are described. A processor of an apparatus encodes data to provide a stream of encoded data. ... Mediatek Inc
Circuits and methods for excess loop delay compensatin in delta-sigma modulators
Circuits for compensating delta-sigma modulators for excess loop delay are described. These circuits may be coupled to quantizers, and may configured to select the threshold values supplied to the quantizers for comparison with an analog signal. ... Mediatek Inc
Circuits and methods for inter-symbol interference compensation
Circuits and methods for inter-symbol interference compensation are described. These circuits and methods may be used in connection with delta-sigma analog-to-digital converter. ... Mediatek Inc
Class ab amplifier having cascode stage with filter for improving linearity
The present invention provides a class ab amplifier, wherein the class ab amplifier includes a cascode stage with a filter and an output stage. The cascode stage with the filter is arranged for receiving an input signal to generate a first driving signal and a second driving signal, wherein the filter filters the input signal to generate an filtered input signal, and at least one of the first driving signal and the second driving signal is generated according to the filtered input signal. ... Mediatek Inc
Sgs or gsgsg pattern for signal transmitting channel, and pcb assembly, chip package using such sgs or gsgsg pattern
A substrate having multiple metal layers is disclosed. The substrate includes a plurality of metal layers disposed in different levels. ... Mediatek Inc
Resource element (re) allocation for uplink control information (uci) on physical uplink shared channel (pusch)
Apparatus and methods are provided for re allocation for uci on pusch. In one novel aspect, the ue encodes uci for transmission on pusch in a nr network. ... Mediatek Inc
Authentication method and apparatus for handover in interworking of long term evolution and wi-fi
The present invention provides methods and apparatus for reducing wi-fi authentication process time in interworking of long term evolution (lte) and wi-fi. The method comprises: activating a wi-fi authentication process; monitoring a wi-fi signal quality; determining whether to stop the wi-fi authentication process according to the wi-fi signal quality; and stopping the wi-fi authentication process when the wi-fi signal quality does not satisfy a first specific condition. ... Mediatek Inc
Method for performing positioning operation and associated electronic device
An electronic device includes an application processor and a sensor hub, where the application processor is arranged for executing applications running on a system of the electronic device, and the sensor hub is arranged for obtaining and processing sensed data from a plurality of sensors within the electronic device. In addition, the application processor further downloads location data from a remote device via a network module, and at least a portion of the downloaded location data is further stored in a storage unit of the sensor hub to be reused for positioning.. ... Mediatek Inc
Inter-layer texture coding with adaptive transform and multiple inter-layer motion candidates
Methods of adaptive transform type based on transform unit (tu) size for enhancement layer (el) coding and multiple motion candidates for el coding based on corresponding base layer (bl) video data are provided. One method selects a transform type from multiple allowable transform types based on the tu size and applies the selected transform type to the transform units of the inter-layer prediction processed data. ... Mediatek Inc
Method and apparatus of transform coding
Methods and apparatus for coding system incorporating amt (adaptive multiple core transform) for the chroma transform blocks (tbs) are disclosed. According to one method, one or more flags are signaled to indicate whether amt can be applied for the chroma tbs. ... Mediatek Inc
Stereoscopic video see-through augmented reality device with vergence control and gaze stabilization, head-mounted display and method for near-field augmented reality application
The present invention provides a see-through augmented reality device coupled to a head-mounted display, the device comprises: a camera configured to capture an image; a 2-axis gimbal coupled to the camera and configured to stabilize the camera; a servo motor coupled to the camera and configured to control the rotations of the camera; a microcontroller coupled to the servo motor and configured to control the servo motor; a multiplexer coupled to the microcontroller and configured to decode signals received from the microcontroller; and an augmented reality image processor coupled to the camera and configured to combine a virtual object with the image captured by the camera to create a virtual-real image and transfer the virtual-real image to the head-mounted display.. . ... Mediatek Inc
High code-rate iterative decoders with limited harq
Examples pertaining to high code-rate iterative codes combined with harq are provided. Proposed architectures of the present disclosure take advantage of the incremental redundancy transmitted to a receiver beyond the limits of what the harq can store. ... Mediatek Inc
Voltage supply circuits and controlling methods therefor
A voltage supply circuit is provided. The voltage supply circuit is capable of generating a loading current at an output node. ... Mediatek Inc
Dram, memory controller and associated training method
A training method for a memory system is provided. The memory system includes a memory controller and a memory. ... Mediatek Inc
Clock gating circuits and scan chain circuits using the same
A scan chain circuit is provided. The scan chain circuit includes first and second scan flip-flops and a clock generator. ... Mediatek Inc
Enhanced ps domain data-off mechanism
Solutions are proposed to facilitate the support of 3gpp ps_data_off feature. The ps_data_off feature prevents transport via 3gpp access of all ip packets except those related to 3gpp ps_data_off exempt services. ... Mediatek Inc
Methods and apparatus for interference management in mobile communications
Various solutions for interference management with respect to user equipment and network apparatus in mobile communications are described. A first node of a first link in a wireless network may sense transmission from at least one of a third node and a fourth node of a second link in the wireless network. ... Mediatek Inc
Efficient wide bandwidth operation and efficient ue-specific rf bandwidth adaptation
In one novel aspect, a plurality of synchronization signal (ss) anchors within a block of a contiguous spectrum is configured in a wireless network, wherein each ss anchor is a primary ss anchor or a secondary ss anchor. The ue performs an initial access by detecting a first primary ss anchor and receives one or more virtual carrier configurations with corresponding ss anchors within the block of the contiguous spectrum. ... Mediatek Inc
Physical downlink control channel design for 5g new radio
A method to improve the design of new radio physical downlink control channel (nr-pdcch) transmission and to reduce the false alarm rate of nr-pdcch blind decoding is proposed. The downlink control information (dci) bits are carried by nr-pdcch to be transmitted to ues after crc attachment, channel encoding, interleaving, and modulation. ... Mediatek Inc
Alert signal design in mobile communications
Various solutions for alert signal design with respect to user equipment and network apparatus in mobile communications are described. A first node of a wireless network may transmit an alert signal to a second node of the wireless network. ... Mediatek Inc
Method and communication device of beacon reception
A method of beacon reception for a communication device in a wireless communication system is disclosed. The method comprises starting to receive a beacon from an access point (ap) of the wireless communication system, determining whether a specific element of the beacon is received, and determining whether to receive only a portion of the beacon according to the specific element.. ... Mediatek Inc
Communications apparatus and method for reducing power consumption of a communications apparatus
A communications apparatus includes an antenna module, multiple front-end signal processing circuits, and a processor. The antenna module transmits and receives rf signals for communicating with a network device and includes at least one antenna. ... Mediatek Inc
Enhanced ps domain data-off mechanism
Solutions are proposed to facilitate the support of 3gpp ps_data_off feature. The ps_data_off feature prevents transport via 3gpp access of all ip packets except those related to 3gpp ps_data_off exempt services. ... Mediatek Inc
On-demand system information delivery procedure
Apparatus and methods are provided for on-demand system information (si) delivery. In one novel aspect, an indicator in the minimum system information (msi) indicates whether an si or an si group is delivered with broadcast or unicast. ... Mediatek Inc
Enhancement of unified access control
A generic access control procedure is proposed. Every action that is subject to access control is associated with an access category, and each access category is in turn associated with a set of access control parameters. ... Mediatek Inc
Method and apparatus of candidate skipping for predictor refinement in video coding
Method and apparatus of using motion refinement with reduced bandwidth are disclosed. According to one method, a predictor refinement process is applied to generate motion refinement for the current block by searching among multiple motion vector candidates using reference data comprising the target motion-compensated reference block, where if a target motion vector candidate requires target reference data from the target motion-compensated reference block being outside the valid reference block, the target motion vector candidate is excluded from said searching the multiple motion vector candidates or a replacement motion vector candidate closer to a center of the corresponding block of the current block is used as a replacement for the target motion vector candidate. ... Mediatek Inc
Multi-hypotheses merge mode
A multi-hypotheses motion prediction mode for video coding is provided. Multi-hypotheses motion prediction conveys prediction for motion compensation based on a selection of multiple predictions for motion compensation (hypotheses), which are respectively obtained using motion predictors or mvp selected from a list of candidate motion predictors. ... Mediatek Inc
Method and apparatus for range derivation in context adaptive binary arithmetic coding
A method and apparatus of entropy coding of coding symbols using context-based adaptive binary arithmetic coder (cabac) are disclosed. According to the present invention, cabac encoding or decoding is applied to a current bin of a binary data of a current coding symbol according to a current probability for a binary value of the current bin and a current range associated with the current state of arithmetic coder. ... Mediatek Inc
Method and apparatus for deriving composite tracks
Aspects of the disclosure provide a method and an apparatus for deriving composite tracks. The disclosed apparatus includes a processing circuitry. ... Mediatek Inc
Methods and apparatus for signaling viewports and regions of interest
The techniques described herein relate to methods, apparatus, and computer readable media configured to encode or decode a region of interest associated with video data. A spherical region structure is associated with the video data that specifies the region of interest on a sphere, the spherical region structure including a reference point of the region of interest on the sphere, and data indicative of a set of side points, comprising a side point for each side of the region of interest on the sphere. ... Mediatek Inc
Method and apparatus for fast intra prediction
An intra prediction method includes: based on a specific transform unit size, estimating a plurality of best intra prediction modes of a plurality of second blocks, wherein a first block is composed of the second blocks, the first block supports a first block configuration and a second block configuration, the first block configuration represents a size of the first block, and the second block configuration represents a size of each second block; and checking similarity of the best intra prediction modes of the second blocks for selectively replacing the second block configuration by the first block configuration for the first block.. . ... Mediatek Inc
Circuits for amplitude demodulation and related methods
A circuit for demodulating an input signal is described. The circuit may be configured to demodulate signals modulated with amplitude-based modulation schemes, such as amplitude shift keying (ask). ... Mediatek Inc
Amplitude demodulators and related methods
A circuit for demodulating an input signal is described. The circuit may be configured to demodulate signals modulated with amplitude-based modulation schemes, such as amplitude shift keying (ask), such that information is encoded in the amplitude of the signals. ... Mediatek Inc
Method for data transmission and reception of random access procedure
A method for data reception of a random access procedure for a network of a wireless communication system is disclosed. The method comprises receiving a preamble and data of the random access procedure in one message, from a user equipment (ue) of the wireless communication system, obtaining timing advance information according to the received preamble, and performing channel estimation according to a dmrs allocated for demodulation of the received data with a timing advance compensation, wherein the timing advance compensation is an operation of a linear phase rotation in a frequency domain based on the timing advance information.. ... Mediatek Inc
Downlink reference signals for radio resource management (rrm) measurement
Aspects of the disclosure provide a method for transmission of downlink mobile reference signals (mrss). The method can include transmitting an mrs that includes a first part mrs and an additional part mrs, wherein the first part mrs includes first mrs bursts each multiplexed with a synchronization signal block (ss block), and the additional part mrs includes second mrs bursts and is configurable to be transmitted or not transmitted.. ... Mediatek Inc
Techniques of csi feedback with unequal error protection messages
In an aspect of the disclosure, a method, a computer-readable medium, and an apparatus are provided. The apparatus may be a ue. ... Mediatek Inc
Broadcast channel enhancement with polar code
A method of new radio physical broadcast channel (nr-pbch) bit mapping is proposed to improve for nr-pbch decoding performance under polar codes. Nr-pbch carries 32 information bits and 24 crc bits. ... Mediatek Inc
High-speed circuits for active load modulation and related methods
Circuits and methods for active load modulation is described. These circuits and methods may be employed in connection with near field communication (nfc) systems, for example in the proximity inductive coupling card (picc). ... Mediatek Inc
Shift coefficient and lifting factor design for nr ldpc code
Concepts and schemes pertaining to shift coefficient and lifting factor design for nr ldpc code are described. A processor of an apparatus may generate a quasi-cyclic-low-density parity-check (qc-ldpc) code and encode data using the selected codebook. ... Mediatek Inc
Delay signal generating apparatus using glitch free digitally controlled delay line and associated delay signal generating method
A delay signal generating apparatus has a digitally controlled delay line and a control circuit. The digitally controlled delay line has a coarse delay circuit and a fine delay circuit. ... Mediatek Inc
Methods for redistributing cell densities in layout area of ic
A method for redistributing cell densities in layout of ic is provided. Initial cell density distribution and routing density distribution are obtained in an initial placement of the ic. ... Mediatek Inc
Video processing method for processing projection-based frame with 360-degree content represented by projection faces packed in 360-degree virtual reality projection layout
A video processing method includes receiving a projection-based frame, and encoding, by a video encoder, the projection-based frame to generate a part of a bitstream. The projection-based frame has a 360-degree content represented by projection faces packed in a 360-degree virtual reality (360 vr) projection layout, and there is at least one image content discontinuity boundary resulting from packing of the projection faces. ... Mediatek Inc
Decoder-side motion vector restoration for video coding
The techniques described herein relate to methods, apparatus, and computer readable media configured to determine motion vectors. The techniques relate to both encoders and decoders. ... Mediatek Inc
Method and apparatus for generating and encoding projection-based frame with 360-degree content represented by base projection face and lateral projection faces packed in pyramid projection layout
A video processing method includes receiving an omnidirectional content corresponding to a sphere, generating a projection-based frame according to the omnidirectional content and a pyramid projection layout, and encoding, by a video encoder, the projection-based frame to generate a part of a bitstream. The projection-based frame has a 360-degree content represented by a base projection face and a plurality of lateral projection faces packed in the pyramid projection layout. ... Mediatek Inc
Guard ring structure and method for forming the same
A method for forming a seal ring structure provides a semiconductor substrate having a first doping region formed over a top portion thereof. The method forms a plurality of patterned photoresist layers over the semiconductor substrate, encircling the semiconductor substrate, wherein each of the patterned photoresist layers has a plurality of parallel strip portions extending along a first direction and a plurality of bridge portions formed between the parallel strip portions, and then performs an etching process to a first doping region of the substrate. ... Mediatek Inc
Method and apparatus for coordination information transmission in mobile communications
Various solutions for coordination information transmission with respect to user equipment (ue) and network apparatus in mobile communications are described. A ue may receive downlink control information comprising coordination information from a first node of a wireless network. ... Mediatek Inc
Multi-user (mu) wake-up signal transmission by using fdma scheme in wlan
Systems and methods of transmitting a multi-user (mu) wake-up packet in wlan including wake-up signals to activate main radios on multiple communication devices via the wake-up radios (wurs). In the multi-user wake-up packet, a frequency channel can be divided into several sub-channels for transmitting multiple wake-up signals in fdma. ... Mediatek Inc
Non-local adaptive loop filter combining multiple denoising technologies and grouping image patches in parallel
Aspects of the disclosure provide a method for denoising a reconstructed picture in a video coding system. The method can include providing two or more candidate non-local denoising technologies, selecting a target non-local denoising technology from the two or more candidate non-local denoising technologies for a patch group, and denoising the patch group of the reconstructed picture with the target non-local denoising technology. ... Mediatek Inc
Method and apparatus of adaptive bi-prediction for video coding
Method and apparatus of video coding using generalized bi-prediction are disclosed. According to one method, the generalized bi-prediction is extended for decoder-side motion vector refinement (dmvr), where unequal weighting factor pair is allowed to form the template of the current block or the final predictor. ... Mediatek Inc
Method and system of decoded picture buffer for intra block copy mode
A method for a video encoder or decoder using an intra block copy (intrabc) mode is disclosed. If intrabc mode is enabled and no loop filter is used for a current picture, a currently decoded reference picture for the current picture is marked as a long-term reference picture before and during decoding of the current picture. ... Mediatek Inc
Method and appartus for stereoscopic focus control of stereo camera
A stereoscopic control method includes: establishing a specific mapping relation between a specific disparity value and a specific set of a first focal setting value of a first sensor of a stereo camera and a second focal setting value of a second sensor of the stereo camera; and controlling stereoscopic focus of the stereo camera according to the specific mapping relation. Besides, a stereoscopic control apparatus includes a mapping unit and a focus control unit. ... Mediatek Inc
Seamless zooming on dual camera
A dual-camera device is provided. The dual-camera device includes wide and telephoto imaging sections with respective lens/sensor combinations, and a processor. ... Mediatek Inc
Electronic device with flexible processing of compressive sensing samples
An electronic device has a transmit circuit and a processing circuit. The processing circuit outputs a first portion of compressive sensing (cs) samples corresponding to a signal segment to another electronic device via the transmit circuit, and selectively outputs a second portion of the cs samples corresponding to the signal segment to another electronic device via the transmit circuit according to a response of another electronic device. ... Mediatek Inc
Interleaving successive approximation analog-to-digital converter with noise shaping
An interleaving successive approximation analog-to-digital converter (sar adc) with noise shaping having a first sar block, a second sar block, and a noise-shaping circuit is provided. The first and second sar blocks take turns to sample an input voltage for successive approximation of the input voltage and observation of a digital representation of the input voltage. ... Mediatek Inc
Dynamic amplifier and chip using the same
A dynamic amplifier with a bypass design. An input pair of transistors receives a pair of differential inputs vip and vin and further provides first, second and third terminals. ... Mediatek Inc
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 of an approaching clock frequency switch signal and the clock frequency switch signal requests a change of frequency of a dram clock. ... Mediatek Inc
Light locus generation for automatic white balance
A light locus of an imaging system is generated in a chromaticity space of two dimensions. The light locus represents a collection of candidate illuminants. ... Mediatek Inc
Method and apparatus for performing image processing operation based on frame/algorithm selection
An exemplary image processing method includes the following steps: receiving an image input composed of at least one source image; receiving algorithm selection information corresponding to each source image; checking corresponding algorithm selection information of each source image to determine a selected image processing algorithm from a plurality of different image processing algorithms; and performing an object oriented image processing operation upon the source image based on the selected image processing algorithm. The algorithm selection information indicates an image quality of each source image and is generated from one of an auxiliary sensor, an image processing module of an image capture apparatus, a processing circuit being one of a video decoder, a frame rate converter, and an audio/video synchronization (av-sync) module, or is a user-defined mode setting.. ... Mediatek Inc
Automatic white balance based on surface reflection decomposition and chromatic adaptation
An automatic white balance (awb) method is performed on an image to adjust color gains of the image. The illuminant of the image is determined among a set of candidate illuminants, where each candidate illuminant is described by a corresponding coordinate pair (p, q) in a chromaticity coordinate system. ... Mediatek Inc
Tcp bufferbloat resolution
Apparatus and methods are provided for tcp bufferbloat resolution. In one novel aspect, the tcp client monitors a tcp throughput, determines a tcp throughput stability based on a changing rate of the tcp throughput, adjusts a rwnd size dynamically based on the determined tcp throughput stability, and sends the dynamically adjusted rwnd size to the tcp server for flow control. ... Mediatek Inc
Reference signal detection for reducing control decoding complexity
Aspects of the disclosure provide a method for reducing physical downlink control channel (pdcch) decoding complexity at a user equipment (ue) in a wireless communication network. The method can include receiving from a base station a candidate demodulation reference signal (dmrs) sequence that is carried in a subframe and associated with a pdcch carried in the subframe, calculating a correlation-based quality metric indicating a correlation between the received candidate dmrs sequence and a local dmrs sequence, and performing a pdcch decoding process to decode the pdcch when the quality metric is greater than a threshold.. ... Mediatek Inc
Analog-to-digital converter
The invention provides an analog-to-digital converter (adc) converting an input signal to an output signal. The adc may comprise a main circuit and a comparator coupled to the main circuit. ... Mediatek Inc
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