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Sun Patent Trust patents


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

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Communication apparatus and communication method

A communication apparatus and a communication method capable of suppressing an increase of bits used for a request to send a reference signal and flexibly setting a resource used for sending a reference signal. In a base station, a transmission processing unit transmits, in one of a plurality of formats,... Sun Patent Trust

Base station, terminal, transmission method, and reception method

Disclosed is a base station capable of appropriately configuring a resource on which EPDCCH is located when soft combining is applied. The base station includes configuration section 102 that configures an EPDCCH set in a plurality of subframes, the EPDCCH set being formed of ECCEs to which control information (assignment... Sun Patent Trust

Wireless communication apparatus and channel allocation method

Disclosed is a base station in which the frequency usage efficiency can be improved when the communication bandwidths are asymmetric in the uplink line and the downlink line. A base station can communicate by using a plurality of downlink unit bands and a smaller number of uplink unit bands. A... Sun Patent Trust

Efficient transmission of a response signal for a random access preamble transmitted from legacy or extension carrier capable devices

In order to provide a transmission device and transmission method with which a response signal for random access preamble transmitted from a preamble transmission device is efficiently transmitted, setting unit in base station sets a first resource candidate group, which enables terminal capable of receiving a latch response transmitted by... Sun Patent Trust

Transmission method, transmission device, reception method, and reception device

Provided is a precoding method for generating, from a plurality of baseband signals, a plurality of precoded signals to be transmitted over the same frequency bandwidth at the same time, including the steps of selecting a matrix F[i] from among N matrices, which define precoding performed on the plurality of... Sun Patent Trust

Power-limit reporting in a communication system using carrier aggregation

The invention relates to methods for informing an eNodeB on the transmit power status of a user equipment in a mobile communication system using component carrier (CC) aggregation. Furthermore, the invention is also related to the implementation of these methods by hardware and their implementation in software. The invention proposes... Sun Patent Trust

Reception apparatus and reception method

Method of scrambling signals, transmission point device, and user equipment using the method are provided. The method includes: sending an ID table to a user equipment through higher layer signaling, the ID table being a subset of the whole ID space and containing available IDs for the user equipment; notifying... Sun Patent Trust

Transmission method, transmitter apparatus, reception method and receiver apparatus

Transmission quality is improved in an environment in which direct waves dominate in a transmission method for transmitting a plurality of modulated signals from a plurality of antennas at the same time. All data symbols used in data transmission of a modulated signal are precoded by hopping between precoding matrices... Sun Patent Trust

Image decoding method, image coding method, image decoding apparatus, image coding apparatus, and image coding and decoding apparatus

The image coding method includes: determining a context in a current block in the image, from among a plurality of contexts; and performing arithmetic coding on the control parameter for the current block to generate a bitstream corresponding to the current block, wherein in the determining: the context is determined... Sun Patent Trust

Coding method and coding apparatus

The image decoding method includes: determining a context for use in a current block to be processed, from among a plurality of contexts; and performing arithmetic decoding on a bit sequence corresponding to the current block, using the determined context, wherein in the determining: the context is determined under a... Sun Patent Trust

Image coding method including selecting a context for performing arithmetic coding on a parameter indicating a coding-target coefficient included in a sub-block

An image coding method for coding an image on a block-by-block basis, includes: selecting, for each of a plurality of sub-blocks included in a coding-target block and each including a plurality of coefficients, a context for performing arithmetic coding on a parameter indicating a coding-target coefficient included in the sub-block... Sun Patent Trust

Communication apparatus and communication method

A wireless communication base station device, terminal device, and method have reduced signaling while maintaining high scheduling gain. A judgment unit pre-stores a correspondence between the number of code words and the number of dusters to reduce the maximum value for the number of dusters allocated to each terminal as... Sun Patent Trust

Precoding method, precoding device

Disclosed is a precoding method for generating, from a plurality of baseband signals, a plurality of precoded signals that are transmitted in the same frequency bandwidth at the same time. According to the precoding method, one matrix is selected from among matrices defining a precoding process that is performed on... Sun Patent Trust

Method of encoding an image into a coded image, decoding a coded image, and apparatuses thereof

A method of encoding an image into a coded image, the method comprising: writing a quantization offset parameter into the coded image, determining a prediction mode type for coding a block of image samples of the image into a coding unit of the coded image, determining a quantization parameter for... Sun Patent Trust

Precoding method, transmitting device, and receiving device

A transmission scheme for transmitting a first modulated signal and a second modulated signal in the same frequency at the same time. According to the transmission scheme, a precoding weight multiplying unit multiplies a precoding weight by a baseband signal after a first mapping and a baseband signal after a... Sun Patent Trust

Communication device and srs transmission control method

Provided are a communication device and an SRS transmission method capable of reducing the possibility of a difference in recognition between the presence or absence of an SRS transmission between a base station and a terminal or of an SRS resource so as to prevent degradation of system throughput. At... Sun Patent Trust

Component carrier activation and deactivation using resource assignments

This invention relates to a proposal of an uplink resource assignment format and a downlink resource assignment format. Furthermore, the invention relates to the use of the new uplink/downlink resource assignments in methods for (de)activation of downlink component carrier(s) configured for a mobile terminal, a base station and a mobile... Sun Patent Trust

Image decoding method, image coding method, image decoding apparatus, image coding apparatus, and image coding and decoding apparatus

An image decoding method of decoding, on a per-block basis, a coded image included in a bitstream, includes: performing arithmetic decoding on a current block to be decoded; determining whether or not the current block is at the end of a slice; determining, when it is determined that the current... Sun Patent Trust

Terminal device, base station device, and uplink response signal transmission method

When downlink data allocation is indicated in an ePDCCH, this terminal device can determine PUCCH resources to be used in notification of response signals indicating results of error detection of downlink data without imposing scheduling restrictions on future DL subframes. In this device, an extraction unit receives downlink data on... Sun Patent Trust

Communication apparatus and communication method

In a base station (100), a division number calculating unit (103) calculates the division number of a PRB pair on the basis of a first number of REs capable of mapping an allocation control signal, a second number of REs capable of mapping signals other than the allocation control signal,... Sun Patent Trust

Transmission device, transmission method, receiving device and receiving method

Provided is a frame configuration usable for both SISO transmission and MISO and/or MIMO transmission. A frame configurator of a transmission device configures a frame by gathering data for SISO and configures a frame by gathering data for MISO and/or MIMO data, thereby to improve the reception performance (detection performance)... Sun Patent Trust

Integrated circuit controlling downlink harq

Provided is a terminal device with which deterioration in hybrid automatic repeat request (HARQ) retransmission performance can be inhibited by continuing a downlink (DL) HARQ process for DL data before and after changing the uplink link-DL configuration. In this device, a decoder stores, in a retransmission buffer, DL data transmitted... Sun Patent Trust

Apparatus and generating and transmitting reference signal in radio communication

It is possible to provide a radio communication terminal device and a radio transmission method which can improve reception performance of a CQI and a reference signal. A phase table storage unit stores a phase table which correlates the amount of cyclic shift to complex coefficients {w1, w2} to be... Sun Patent Trust

Reference signal reception and cqi computation method and wireless communication apparatus

A wireless communication base station apparatus which is able to prevent deterioration in the throughput of LTE terminals even when LTE terminals and LTE+ terminals coexist. In this apparatus, based on the mapping pattern of the reference signals used only in LTE+ terminals, a setting unit sets, in each subframe,... Sun Patent Trust

Wireless communication apparatus and wireless communication method

To suppress concentration of channel quality information requests and reports in a case of discontinuously transmitting reference signals at specific resources in a time domain, and thereby preventing degradation in throughput. A transmission apparatus transmits an instruction of CSI request distributed for each reception apparatus in a subframe concurrently with... Sun Patent Trust

Wireless communication device and wireless communication method

The transmission of a reference signal, such as a CSI-RS, is enabled while maintaining a power saving effect when performing inter-cell cooperative transmission/reception or the like in a plurality of cells. In order to realize inter-cell cooperative transmission/reception, a CSI-RS which is used for estimating the state of a spatial... Sun Patent Trust

Base station, and buffer partitioning method

Disclosed is a base station which transmits and retransmits to a terminal first and second downlink data in first and second component carriers, respectively, wherein a first configuration pattern of UL (uplink) and DL (downlink) subframes is set for the first component carrier and a second configuration pattern of UL... Sun Patent Trust

Transmission method, reception method, transmission apparatus, and reception apparatus

The present invention relates to transmission and reception of digital broadcast in a digital broadcast network supporting a configuration of multiple physical layer pipes (PLPs). In particular, signalling parameters relating to a complete PLP are transmitted within layer 1 signalling related to the PLP. The baseband frames mapped on the... Sun Patent Trust

Pilot patterns for ofdm systems with multiple antennas

The present invention relates to orthogonal frequency-division multiplexing (OFDM) communication systems with four transmit antennas and one or more receive antennas, and in particular to methods for inserting scattered pilots (SPs) into the transmit signals of such OFDM systems, for estimating channel properties on the basis of the scattered pilots,... Sun Patent Trust

Terminal transmitting a reference signal

Provided are a radio communication terminal apparatus and a radio transmission method by which intersymbol interference of DM-RS of a CoMP terminal and a Non-CoMP terminal can be reduced. A CoMP set setting unit (102) sets the cell IDs of all cells in the CoMP set in a cell selection... Sun Patent Trust

Moving picture coding method, moving picture decoding method, moving picture coding apparatus, moving picture decoding apparatus, and moving picture coding and decoding apparatus

A moving picture coding method includes: performing context adaptive binary arithmetic coding in which a variable probability value is used, on first information among multiple types of sample adaptive offset (SAO) information used for SAO that is a process of assigning an offset value to a pixel value of a... Sun Patent Trust

Efficient rounding for deblocking

The present disclosure relates to deblocking filtering which is applicable to smoothing the block boundaries in an image or video coding and decoding. In particular, the deblocking filtering is either strong or weak, wherein the clipping is performed differently in the strong filtering and the weak filtering.... Sun Patent Trust

Image coding method, image decoding method, image coding apparatus, and image decoding apparatus

An image coding method includes selecting two or more transform components from among a plurality of transform components that include a translation component and non-translation components, the two or more transform components serving as reference information that represents a reference destination of a current block; coding selection information that identifies... Sun Patent Trust

Image coding method, image decoding method, image coding apparatus, image decoding apparatus, and image coding and decoding apparatus

An image coding method in which a chroma component and a luma component of an input image including one or more transform blocks are transformed to code the input image. The luma component has the same size as the current transform block. The chroma component is smaller than the current... Sun Patent Trust

Harq protocol

The present invention relates to a method for configuring a retransmission protocol on the uplink between a network node and a relay node in a mobile communication system, the configuration being performed at a network node or at a relay node, and to the corresponding relay node apparatus and network... Sun Patent Trust

10/19/17 / #20170302423

Terminal device, base station device, retransmission method, and resource allocation method

The present invention provides a terminal device that allows constraints on user allocation to be prevented and spread codes to be allocated in a scheduler when non-adaptive HARQ is employed using a PHICH. A codeword generator (103) generates code words (CW) by encoding data, a layer mapping unit (108) places... Sun Patent Trust

10/19/17 / #20170303240

Improved resource allocation for device to device (d2d) communication

The invention relates to a method for allocating radio resources to a transmitting terminal for performing direct communication transmission over a direct link connection. The transmitting terminal receives a system information broadcast from the base station, which comprises information on a temporary transmission radio resource pool, indicating radio resources for... Sun Patent Trust

10/12/17 / #20170295371

Image decoding method, image coding method, image decoding apparatus, image coding apparatus, program, and integrated circuit

An image decoding method which can improve both image quality and coding efficiency is an image decoding method for decoding a coded stream which includes a plurality of processing units and a header for the processing units, the coded stream being generated by coding a moving picture, the processing units... Sun Patent Trust

10/12/17 / #20170295549

Wireless device and power control method

The present disclosure provides a power control method and a wireless device, in a cluster comprised of wireless devices including a first wireless device and a second wireless device, comprising: receiving power control information including a second data channel transmission power, from the second wireless device; determining a first data... Sun Patent Trust

10/12/17 / #20170295565

Dynamic tdd uplink/downlink configuration using dci

The invention relates to a method for dynamically indicating a TDD reconfiguration to the mobile station by encoding the dynamic TDD re-configuration indication into the DCI or CRC calculated for the DCI. In one embodiment, the TDD configuration indication is implicitly encoded as an RNTI into the CRC, when scrambling... Sun Patent Trust

10/12/17 / #20170295577

Integrated circuit

A wireless communication base station device which makes it possible to provide a base station, terminal and CCE allocation method capable of reducing the number of times blind decoding of a terminal is performed, without increasing the CCE block rate, even when a plurality of unit bands are set in... Sun Patent Trust

10/12/17 / #20170295590

Threshold-based and power-efficient scheduling request procedure

The invention relates to methods for improving a scheduling request transmission between a UE and a base station. The transmission of the scheduling request is postponed, by implementing a threshold that the data in the transmission buffer has to reach, before a transmission of the scheduling request is triggered. In... Sun Patent Trust

10/05/17 / #20170289554

Efficient decisions for deblocking

The present invention relates to deblocking filtering, which may be advantageously applied for block-wise encoding and decoding of image or video signal. In particular, the present invention relates to performing an efficient and accurate decision on whether or not to apply deblocking filtering on an image block. The efficient and... Sun Patent Trust

10/05/17 / #20170289568

Coding method and apparatus with candidate motion vectors

Various embodiments for coding a current block of a picture are provided. One or more candidates of a first type are derived, with each of the candidates having a first motion vector predictor derived from a first motion vector that has been used to code a first block. A candidate... Sun Patent Trust

10/05/17 / #20170289977

Resource assignment for single and multiple cluster transmission

This invention concerns concepts for signaling resource allocation information to a terminal that indicates to the terminal assigned resources for the terminal. The terminal can receives downlink control information (DCI), which comprises a field for indicating the resource allocation information of the terminal. This resource assignment field within the DCI... Sun Patent Trust

09/28/17 / #20170280150

Image decoding method

An image decoding method includes: dividing a current block into sub-blocks; deriving, for each sub-block, one or more prediction information candidates; obtaining an index; and decoding the current block using the prediction information candidate selected by the index. The deriving includes: determining whether a neighboring block neighboring each sub-block is... Sun Patent Trust

09/28/17 / #20170280426

Wireless communication terminal, base station device, and resource allocation method

A wireless communication terminal capable of increasing the utilization efficiency of ACK/NACK resources and suppressing unnecessary PUSCH band reduction while avoiding ACK/NACK collision. The wireless communication terminal has a configuration provided with: a reception unit for receiving a control signal including ARI via an E-PDCCH set from among one or... Sun Patent Trust

09/21/17 / #20170272147

Relay method and relay device

Disclosed is a relay method including: receiving, as input, respective reception signals by two receive antennas, the reception signals each including a reception signal resulting from multiplexing respective transmission signals transmitted by two transmission antennas in a first frequency band; performing frequency conversion on the reception signal received by one... Sun Patent Trust

09/21/17 / #20170272746

Image decoding decoding a current picture with prediction using one or both of a first reference picture list and a second reference picture list

An image coding method includes: adding, to a candidate list, a first adjacent motion vector as a candidate for a predicted motion vector to be used for coding the current motion vector; selecting the predicted motion vector from the candidate list; and coding the current motion vector, wherein in the... Sun Patent Trust

09/21/17 / #20170273105

Terminal, base station, integrated circuit and signal transmission control method

Provided are a terminal, a base station and a signal transmission control method whereby a response signal can be efficiently transmitted when the terminal receives downstream allocation control information via an R-PDCCH. An extraction unit receives downstream control information via one of a first downstream control channel, which is transmitted... Sun Patent Trust

09/14/17 / #20170264901

Filter positioning and selection

The present invention relates to a method for encoding and decoding an image signal and to corresponding apparatuses therefor. In particular, during the encoding and/or decoding of an image signal filtering with at least two filters is performed. The sequence of the filter application and possibly the filters are selected... Sun Patent Trust

09/14/17 / #20170264912

Moving picture coding method, moving picture coding apparatus, moving picture decoding method, moving picture decoding apparatus, and moving picture coding and decoding apparatus

A moving picture coding method includes: coding a coding target block using a motion vector; generating motion vector predictors; and coding the motion vector using one of the motion vector predictors generated in the generating of the motion vector predictors. In the generating of the motion vector predictors, a replacement... Sun Patent Trust

09/14/17 / #20170264915

Image coding method, image decoding method, image coding apparatus, and image decoding apparatus

An image coding method includes: deriving a candidate for a motion vector predictor from a co-located motion vector; adding the candidate to a list; selecting the motion vector predictor from the list; and coding a current block and coding a current motion vector, wherein the deriving includes: deriving the candidate... Sun Patent Trust

09/14/17 / #20170265098

Wireless communication terminal and communication measuring a channel quality indicator (cqi)

To measure the channel quality of the own cell accurately in a condition where there is no interference from a neighbor cell. A wireless communication terminal according to the invention is a wireless communication terminal to be connected to a base station for transmitting and receiving data to/from the base... Sun Patent Trust

09/07/17 / #20170257203

Method of scrambling reference signals, device and user equipment using the method

A Method of scrambling reference signals, device and user equipment using the method are provided. In the method, a plurality of layers of reference signals assigned on predetermined radio resource of a plurality of layers of resource blocks with the same time and frequency resources are scrambled, the method comprising:... Sun Patent Trust

09/07/17 / #20170257205

Deterministic ue behavior for csi/srs reporting during drx

The invention relates to a method for transmitting a periodic channel quality report (CSI) and/or a sounding reference symbol (SRS) from a UE to an eNodeB. To avoid double decoding at the eNodeB in transient phases, a deterministic behavior of the UE is defined by the invention, according to which... Sun Patent Trust

09/07/17 / #20170257615

Image encoding method, image decoding method, image encoding device, and image decoding device

An image encoding method according to an aspect of the present invention includes: generating, from a plurality of first sub-bitstreams which are obtained by encoding a plurality of images on a per layer basis according to spatial scalable image encoding, a second sub-bitstream including two or more first sub-bitstreams corresponding... Sun Patent Trust

09/07/17 / #20170257642

Decoding method and apparatus with candidate motion vectors

Various embodiments for decoding a current block of a picture are provided. A first candidate having a first motion vector predictor is derived from a first motion vector that has been used to decode a first block. It is determined whether a total number of candidates having the first candidate... Sun Patent Trust

09/07/17 / #20170257856

Transmitting device, receiving device, transmitting method, and receiving method

In a transmitting device, each of the plurality of mapping candidates that make up the search space is configured from the same number of control channel elements as an aggregation level value, the control channel elements are obtained by dividing each physical resource block into a predetermined number, and the... Sun Patent Trust

08/31/17 / #20170250779

Data processing method, precoding method, and communication device

An encoder outputs a first bit sequence having N bits. A mapper generates a first complex signal s1 and a second complex signal s2 with use of bit sequence having X+Y bits included in an input second bit sequence, where X indicates the number of bits used to generate the... Sun Patent Trust

08/24/17 / #20170244977

Image decoding method, image coding method, image decoding apparatus, image coding apparatus, and image coding and decoding apparatus

An image decoding method for decoding a bitstream including a coded signal resulting from coding slices into which an image is partitioned and each of which includes coding units, includes decoding the coded signal, wherein each of the slices is either a normal slice having, in a slice header, information... Sun Patent Trust

08/24/17 / #20170245219

Wireless communication terminal device, wireless communication method and integrated circuit for controlling transmission power of sounding reference signal (srs)

A radio terminal is provided that can provide a flexible transmission power control for an SRS without restrictions due to the transmission power control of a PUSCH, for the purpose of enabling use of an SRS for various purposes in a HetNet CoMP environment. The radio terminal receives a control... Sun Patent Trust

08/24/17 / #20170245274

Communication apparatus and communication method

The purpose of the present invention is to inhibit an increase in the amount of A/N resources, without changing the timing at which the error detection result of an SCell is notified when UL-DL configurations to be configured for each of the unit bands are different, from the timing at... Sun Patent Trust

08/24/17 / #20170245279

Base station apparatus and resource allocation method

A wireless communication terminal apparatus wherein even when a SC-FDMA signal is divided into a plurality of clusters and the plurality of clusters are then mapped to respective discontinuous frequency bands (when C-SC-FDMA is used), the improvement effect of system throughput can be maintained, while the user throughput can be... Sun Patent Trust

08/10/17 / #20170230216

Transmission method, transmitter apparatus, reception method and receiver apparatus

Transmission quality is improved in an environment in which direct waves dominate in a transmission method for transmitting a plurality of modulated signals from a plurality of antennas at the same time. All data symbols used in data transmission of a modulated signal are precoded by hopping between precoding matrices... Sun Patent Trust

Patent Packs
08/10/17 / #20170230224

Method of signal generation and signal generating device

A transmission method simultaneously transmitting a first modulated signal and a second modulated signal at a common frequency performs precoding on both signals using a fixed precoding matrix and regularly changes the phase of at least one of the signals, thereby improving received data signal quality for a reception device.... Sun Patent Trust

08/10/17 / #20170230665

Image coding method, image decoding method, image coding apparatus, image decoding apparatus, and image coding and decoding apparatus

An image coding method comprising: obtaining current signals to be coded of each of the processing units of the image; generating a binary signal by performing binarization on each of the current signals to be coded; selecting a context for each of the current signals to be coded from among... Sun Patent Trust

08/10/17 / #20170230679

Image encoding method, image decoding method, image encoding device, image decoding device, and image encoding/decoding device

An image encoding method includes: determining whether a current picture is a TSA picture or a trailing picture; and encoding a plurality of pictures according to whether the current picture is the TSA picture or a trailing picture. The determining includes: determining the current picture to be the TSA picture... Sun Patent Trust

08/10/17 / #20170230681

Image coding method, image decoding method, image coding apparatus, image decoding apparatus, and image coding and decoding apparatus

An image coding method includes coding a motion vector difference indicating a difference between the motion vector and a predicted motion vector, wherein the coding includes: coding a first portion that is a part of a first component which is one of a horizontal component and a vertical component of... Sun Patent Trust

08/10/17 / #20170230965

Terminal device, base station device, transmitting method and receiving method

The present invention pertains to a terminal device, which, when ARQ is used for communication that uses an uplink unit band and a plurality of downlink unit bands associated with the uplink unit band, and when a transmission mode that supports up to 2 TB in a PCell is set... Sun Patent Trust

08/10/17 / #20170230980

Scheduling apparatus and scheduling method

A scheduling apparatus and a scheduling method, wherein the amount of signaling for frequency resource allocation information can be reduced while maintaining system throughput performance. In a base station apparatus (100), a scheduling section (113) allocates frequency resources to frequency allocation target terminals based on set frequency allocation units, and... Sun Patent Trust

08/03/17 / #20170222748

Communication apparatus and method

A radio communication base station device which can reduce the number of judgment times for a control signal mobile station, thereby suppressing power consumption by the mobile station. The radio communication base station device (100) includes a mapping setting unit (122) which sets a mapping method in a mapping unit... Sun Patent Trust

08/03/17 / #20170222765

Integrated circuit for retransmission control

Provided is a terminal device that is capable of improving the characteristics of a response signal having poor transmission characteristics when ARQ is utilized in communication using an uplink unit band and a plurality of downlink unit bands associated with the uplink unit band. At the time of channel selection,... Sun Patent Trust

08/03/17 / #20170222778

Base station and communication method

A terminal device capable of providing a method for determining PUCCH resources used for notification of response signals indicating error detection results for downlink line data, when ARQ is applied during communications using an uplink unit band and a plurality of downlink unit bands associated to the uplink unit band... Sun Patent Trust

08/03/17 / #20170222838

Transmission method, transmitter, reception method, and receiver

In order to transmit a codeword that is generated based on a quasi-cyclic low-density parity-check coding scheme and consists of N cyclic blocks each consisting of Q bits, a bit permutation is applied to the bits of the codeword, a plurality of constellation blocks each consisting of G×M bits are... Sun Patent Trust

08/03/17 / #20170223365

Image coding method, image decoding method, image coding apparatus, image decoding apparatus, and image coding and decoding apparatus

An image coding method of coding an image on a per coding unit basis, the method comprising: applying a frequency transform to luminance data and chrominance data of transform units in the coding unit including predetermined blocks each corresponding to one or more of the transform units; and coding the... Sun Patent Trust

08/03/17 / #20170223372

Image coding method, image decoding method, image coding apparatus, image decoding apparatus, and image coding and decoding apparatus

An image coding method includes: writing, into a sequence parameter set, buffer description defining information for defining a plurality of buffer descriptions; selecting one of the buffer descriptions for each processing unit that is a picture or a slice, and writing buffer description selecting information for specifying the selected buffer... Sun Patent Trust

08/03/17 / #20170223644

Wireless communication terminal device and power allocation method

Provided are a wireless communication terminal device and a power allocation method, wherein transmission channel quality information, regarding a Pcell having a high probability that UCI is multiplied therein, can be accurately estimated by an SRS having high priority in power allocation, and an eNB can instruct appropriate transmission power... Sun Patent Trust

08/03/17 / #20170223697

Channel quality information reporting for subframes

The present invention relates to reporting the channel state information in a communication system. The channel state information is reported from the user terminal to a base station. Accordingly, the user terminal determines a first channel state information value from a first set of values (levels) and a second channel... Sun Patent Trust

07/27/17 / #20170214498

Base station, terminal, search space setting method and decoding method

The invention provides a base station that does not cause the number of blind decodings to be increased and further can prevent the flexibility of resource allocation from degrading. A search space setting unit sets search spaces each of which is constituted by one or more control channel elements (CCEs)... Sun Patent Trust

Patent Packs
07/27/17 / #20170214931

Moving picture coding method, moving picture decoding method, moving picture coding apparatus, moving picture decoding apparatus, and moving picture coding and decoding apparatus

A moving picture coding method includes (i) transforming, for each of one or more second processing units included in the first processing unit, a moving picture signal in a spatial domain into a frequency domain coefficient and quantizing the frequency domain coefficient, and (ii) performing arithmetic coding on a luminance... Sun Patent Trust

07/27/17 / #20170215160

Transmission timing control for d2d communication

The present invention relates to a transmitting terminal for transmitting data to a receiving terminal over a direct link connection. The transmitting terminal comprises a receiving unit that receives from the base station a timing command for adjusting an uplink transmission timing value for data transmissions to the base station.... Sun Patent Trust

07/27/17 / #20170215177

Resource block candidate selection technique employing packet scheduling in wireless communication systems

A method of transmitting data packets over a plurality of dynamically allocated resource blocks in at least one or a combination of a time, code or frequency domain on a shared channel of a wireless communication system, comprising the steps of selecting a number of resource block candidates for potential... Sun Patent Trust

07/20/17 / #20170207887

Communication apparatus and transmitting downlink control information

Disclosed is a transmission apparatus capable of properly performing cross carrier scheduling in ePDCCHs. In this apparatus, when communication is performed using a plurality of component carriers (CCs), configuration section 102 configures a first search space as a candidate to which control information for a first CC is assigned and... Sun Patent Trust

07/20/17 / #20170207892

Mobile station and reception method

Provided is a radio communication device which can separate propagation paths of antenna ports and improve a channel estimation accuracy even when using virtual antennas. The device includes: a mapping unit which maps a data signal after modulation to a virtual antenna and a virtual antenna; a phase inversion unit... Sun Patent Trust

07/20/17 / #20170208331

Image coding method, image decoding method, image coding apparatus, image decoding apparatus, and image coding and decoding apparatus

An image coding method includes: writing, into a sequence parameter set, buffer description defining information for defining a plurality of buffer descriptions; writing, into the sequence parameter set, reference list description defining information for defining a plurality of reference list descriptions corresponding to the buffer descriptions; and writing, into a... Sun Patent Trust

07/20/17 / #20170208346

Low complex deblocking filter decisions

The present disclosure relates to deblocking filtering, which may be advantageously applied for block-wise encoding and decoding of images or video signals. In particular, the present disclosure relates to an improved memory management in an automated decision on whether to apply or skip deblocking filtering for a block and to... Sun Patent Trust

07/20/17 / #20170208570

Communication method, base station and user equipment using a set of legacy or aggressive cqi table and legacy or aggressive mcs table

The present disclosure provides a communication method, base station and user equipment for configuring a parameter table in a wireless communication system including a base station and a user equipment, the communication method comprising: defining at both the base station and the user equipment a parameter table which includes whole... Sun Patent Trust

07/20/17 / #20170208573

Base station, terminal, transmission method and reception method

In the base station (100), a search space setting unit (103) sets a search space on the basis of a search space setting rule in accordance with R-PDCCH range of a setting target slot, and an allocating unit (108) places DCI in one of a plurality of candidates of to-be-decoded... Sun Patent Trust

07/20/17 / #20170208593

Integrated circuit for receiving and transmitting component carrier configuration information

Disclosed are a transmission device and a transmission method with which it is possible to prevent delays in data transmission and to minimize the increase in the number of bits necessary for the notification of a CC to be used, in cases where a CC to be used is added... Sun Patent Trust

07/13/17 / #20170201750

Image coding coding tile boundaries

An image coding apparatus divides a picture into tiles. The tiles are coded to generate pieces of coded data, each of which corresponds to a different one of the tiles. In this regard, a first tile of the tiles is coded with reference to coding information of an already-coded tile... Sun Patent Trust

07/13/17 / #20170201768

Image coding method and image coding apparatus

An image coding method includes: selecting a first picture from plural pictures; setting a first temporal motion vector prediction flag which is associated with the first picture and is a temporal motion vector prediction flag indicating whether or not temporal motion vector prediction is to be used, to indicate that... Sun Patent Trust

07/13/17 / #20170201921

Mobile terminal

A technique is disclosed, according to which a mobile node, having a plurality of interfaces and performing communication according to flow information when an operator is performing communication based on the flow information as defined by a policy, can select an interface suitable for the flow and can perform communication.... Sun Patent Trust

07/13/17 / #20170202055

Discontinuous reception operation of a mobile terminal

The disclosure relates to methods for improving the DRX operation of a UE by introducing an additional DRX wake-up cycle, which runs in parallel to the short and/or long DRX cycle. The DRX wake-up cycle defines time intervals after which the UE starts monitoring the PDCCH for a wake-up duration... Sun Patent Trust

07/06/17 / #20170195023

Pre-coding method and pre-coding device

Disclosed is a precoding method comprising the steps of: generating a first coded block and a second coded block with use of a predetermined error correction block coding scheme; generating a first precoded signal z1 and a second precoded signal z2 by performing a precoding process, which corresponds to a... Sun Patent Trust

06/29/17 / #20170187444

Signal generating method and signal generating device

A transmission method for transmitting a first modulated signal and a second modulated signal in the same frequency at the same time. Each signal has been modulated according to a different modulation scheme. The transmission method applies precoding on both signals using a fixed precoding matrix, applies different power change... Sun Patent Trust

06/29/17 / #20170187495

Terminal and communication method thereof

A terminal and a communication method thereof whereby, even in a case of employing an asymmetric carrier aggregation system and further employing a MIMO transmission method for upstream channels, the error characteristic of control information can be prevented from being degraded. In the terminal, a transport signal forming unit forms... Sun Patent Trust

06/29/17 / #20170187505

Wireless base station apparatus, wireless terminal apparatus, frequency resource allocation method, and forming transmission signal

A wireless base station apparatus and wireless terminal apparatus with a configuration which can prevent reductions in the accuracy of channel estimation when non-contiguous band transmission and SRS transmission are employed in an uplink line. In the base station apparatus (100), an allocation setting unit (106), which sets the reception... Sun Patent Trust

06/29/17 / #20170188053

Image decoding method, image coding method, image decoding apparatus, image coding apparatus, and image coding and decoding apparatus

The image decoding method includes: determining a context for use in a current block to be processed, from among a plurality of contexts; and performing arithmetic decoding on a bit sequence corresponding to the current block, using the determined context, wherein in the determining: the context is determined under a... Sun Patent Trust

06/29/17 / #20170188224

Home agent discovery upon changing the mobility management scheme

The invention relates to a method for discovering a home agent serving a mobile node upon the mobile node changing its mobility management scheme in a packet-switched network and the implementation of such method in a mobile node or home agent. In order to propose a home agent discover scheme... Sun Patent Trust

06/22/17 / #20170180022

Transmission device and transmission method

A transmission device comprising: a weighting circuity which, in operation, generates transmission signals of n streams (n is an integer of 3 or more) by weighting modulated signals of the n streams using a predetermined fixed precoding matrix; a phase changing circuity which, in operation, regularly changes each phase of... Sun Patent Trust

06/22/17 / #20170180023

Signal generation method and signal generation device

A transmission method simultaneously transmitting a first modulated signal and a second modulated signal at a common frequency performs precoding on both signals using a fixed precoding matrix and regularly changes the phase of at least one of the signals, thereby improving received data signal quality for a reception device.... Sun Patent Trust

06/22/17 / #20170180101

Aperiodic triggering of channel quality information using physical downlink control channel

The invention relates methods for triggering channel quality feedback for at least one of plural component carriers of a communication system available for downlink transmission. The invention suggests a mechanism for triggering channel quality feedback from a terminal where the downlink control signaling overhead for the selection of component carrier(s)... Sun Patent Trust

06/22/17 / #20170180749

Moving picture coding method, moving picture coding apparatus, moving picture decoding method, moving picture decoding apparatus, and moving picture coding and decoding apparatus

A moving picture coding method includes: coding a coding target block using a motion vector; generating motion vector predictors; and coding the motion vector using one of the motion vector predictors generated in the generating of the motion vector predictors. In the generating of the motion vector predictors, a replacement... Sun Patent Trust








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