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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.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "S" | Sun Patent Trust-related inventors


 new patent  Terminal device, base station device, and communication method

A terminal device is equipped with: a sequence determination unit that determines a sequence number with a different pattern than the assignment pattern for the sequence number assigned to the cell in which the host device resides; a reference signal generation unit that generates a reference signal for a sequence group corresponding to the sequence number that has been determined; and a wireless transmission unit that transmits the reference signal that has been generated to a base station. The sequence determination unit employs a configuration whereby, with the sequence number assigned to the cell in which the host device resides as a cell-specific sequence number, a dynamic offset which periodically changes over time and for which the same value is not consecutive is added to the cell-specific sequence number, thereby determining a sequence number which never overlaps with the cell-specific sequence number.. ... Sun Patent Trust

 new patent  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 to an ul channel which transmits the subsequent uci. A power scaling detection unit detects whether or not a total transmission power value of the ul channels transmitted by the plurality of cc exceeds the maximum transmission power specific to the ue. ... Sun Patent Trust

Short message transmission and handover procedures

The present invention relates to an improved method for handover of a mobile node from e-utran to utran in a scenario where sms is the only service of the mobile node. The improved handover method allows saving radio resources by establishing the signalling connection for sms exchange in the target network, and avoiding the data connection in the target network, since it is not used. ... Sun Patent Trust

Efficient uplink scheduling mechanisms for dual connectivity

The present disclosure mainly relates to improvements for the buffer status reporting and the logical channel prioritization procedures performed in the ue, in scenarios where the ue is in dual connectivity and the pdcp layer of the ue is shared in the uplink for menb and senb. According to the present disclosure, a ratio is introduced according to which the buffer values for the pdcp are split in the ue between the senb and the menb according to said ratio.. ... Sun Patent Trust

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 first complex signal s1, and y indicates the number of bits used to generate the second complex signal s2. ... Sun Patent Trust

Transmission method, transmission apparatus, reception method and reception apparatus

All data symbols used in data transmission of a modulated signal are precoded by hopping between precoding matrices so that the precoding matrix used to precode each data symbol and the precoding matrices used to precode data symbols that are adjacent to the data symbol in the frequency domain and the time domain all differ. A modulated signal with such data symbols arranged therein is transmitted.. ... Sun Patent Trust

Receiving method and receiving apparatus

All data symbols used in data transmission of a modulated signal are precoded by switching between precoding matrices so that the precoding matrix used to precode each data symbol and the precoding matrices used to precode data symbols that are adjacent to the data symbol along the frequency axis and the time axis all differ. A modulated signal with such data symbols arranged therein is transmitted.. ... Sun Patent Trust

Image decoding method and image decoding apparatus using candidate motion vectors

A decoding method and apparatus are provided. A first candidate having a first motion vector that has been used to decode a first block, a first prediction direction that corresponds to the first motion vector, and a first reference picture index that identifies a first reference picture is derived. ... 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 so that the precoding matrix used to precode each data symbol and the precoding matrices used to precode data symbols that are adjacent to the data symbol in the frequency domain and the time domain all differ. ... Sun Patent Trust

Communication apparatus and reference signal receiving method

Provided are a wireless communication apparatus and a reference signal generating method, wherein inter-cell interference is reduced inside and outside a comp set. A comp mode setting unit (101) sets whether the terminal (100) thereof is a comp terminal or a non-comp terminal. ... Sun Patent Trust

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 a frequency allocation parameter setting section (112) adjusts the set frequency allocation units set in the scheduling section (113) based on cluster numbers. ... Sun Patent Trust

Image coding method and image coding device for partitioning an image into processing units and coding the partitioned image to generate a code sequence

Provided is an image coding method that partitions an input image signal into processing units, and that codes the partitioned image to generate a code sequence. In particular, the image coding method determines a partitioning pattern for hierarchically partitioning the input image signal in order starting from a largest unit of the processing units, generates partition information indicative of the partitioning pattern, and codes partition information. ... 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 for a current block to be processed, 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 under a condition that control parameters of neighboring blocks of the current block are used, when the signal type is a first type, the neighboring blocks being a left block and an upper block of the current block; and the context is determined under a condition that the control parameter of the upper block is not used, when the signal type is a second type, and the second type is one of “mvd_l0” and “mvd_l1”.. . ... Sun Patent Trust

Video coding method, video decoding method, video coding apparatus and video decoding apparatus

A moving picture coding method includes: making a determination as to whether or not to code all blocks in a current picture in the skip mode; setting, based on a result of the determination, a first flag indicating whether or not a temporally neighboring block is to be referenced, a value of a parameter for determining a total number of merging candidates, and a second flag for each block included in the current picture, the second flag indicating whether or not the block is to be coded in the skip mode; calculating, as a merging candidate, a neighboring block usable for merging; and coding an index which indicates a merging candidate to be used for coding of the current block and attaching the coded index to a bitstream.. . ... Sun Patent Trust

05/03/18 / #20180124416

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 included in the current block, and when not included in the current block, determining the neighboring block to be a reference block available to the sub-block, and when included in the current block, determining the neighboring block not to be the reference block; and deriving a prediction information candidate of the sub-block from prediction information of the reference block; and when the number of prediction information candidates is smaller than a predetermined number, generating one or more new candidates without using the prediction information of the reference block till the number of prediction information candidates reaches the predetermined number.. ... Sun Patent Trust

05/03/18 / #20180124401

Image coding method and image decoding method

An image coding method for coding an input image per block to generate a coded image signal includes: predicting for each prediction unit which is an area obtained by partitioning a target block to generate a prediction image of the target block; comparing a transform unit which is an area obtained by partitioning the target block and is a processing unit for frequency transform with the prediction unit, to detect part of a boundary of the prediction unit, the boundary being located within the transform unit; performing boundary filtering on the detected part of the boundary in the generated prediction image; calculating a difference between a filtered prediction image and the input image to generate a difference image of the target block; and performing frequency transform on the difference image for each transform unit.. . ... Sun Patent Trust

05/03/18 / #20180124391

Methods and apparatuses for encoding and decoding video using periodic buffer description

A method of encoding video including: writing a plurality of predetermined buffer descriptions into a sequence parameter set of a coded video bitstream; writing a plurality of updating parameters into a slice header of the coded video bitstream for selecting and modifying one buffer description out of the plurality of buffer descriptions; and encoding a slice into the coded video bitstream using the slice header and the modified buffer description.. . ... Sun Patent Trust

05/03/18 / #20180123662

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 matrix selected from among the n matrices f[i], on a first baseband signal s1 generated from the first coded block and a second baseband signal s2 generated from the second coded block, respectively; the first precoded signal z1 and the second precoded signal z2 satisfying (z1, z2)t=f[i] (s1, s2)t; and changing both of or one of a power of the first precoded signal z1 and a power of the second precoded signal z2, such that an average power of the first precoded signal z1 is less than an average power of the second precoded signal z2.. . ... Sun Patent Trust

04/19/18 / #20180109969

Integrated circuit for wireless communication measurement resource determination and csi reporting

There are provided a wireless communication method of configuring a measurement resource and a wireless communication device therefor. The method comprises determining a measurement resource to be disregarded when the number of measurement resources configured in one subframe exceeds the maximum number of measurement resources that a user equipment is able to measure in one subframe, wherein the measurement resource with lower priority is determined to be disregarded, and the measurement resource is not disregarded a times within the duration of n subframes, where a is an integer larger than 1, n corresponds to one plus b*periodicity of the measurement resource, and b is an integer equal to or larger than 1.. ... Sun Patent Trust

04/12/18 / #20180103463

Wireless communication terminal device and control channel forming method

Provided are a wireless communication terminal device and a control channel forming method with which, in the forming of a control channel for transmitting control information including an ack/nack and csi (channel state information), wasteful use of resources is reduced compared to that in related art. In the case where csi is transmitted independently, and in the case where csi and an ack/nack are transmitted at the same time, the same format is used to form a control channel. ... Sun Patent Trust

04/12/18 / #20180103267

Video encoding method and video decoding method

A video encoding method using a plurality of reference pictures includes: selecting whether or not a resilient picture referencing scheme is to be used for encoding video; writing a parameter indicating the selection into a header of an encoded video bitstream; and encoding a picture using inter-picture prediction using a result of the selection.. . ... Sun Patent Trust

04/12/18 / #20180103266

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 the temporal motion vector prediction is not to be used, and coding the first temporal motion vector prediction flag; coding the first picture without using the temporal motion vector prediction; and coding a second picture which follows the first picture in coding order, with referring to a motion vector of a picture preceding the first picture in coding order being prohibited.. . ... Sun Patent Trust

04/12/18 / #20180103264

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

By the moving picture coding method and the moving picture decoding method, it is possible to improve coding efficiency. The moving picture coding apparatus includes a merge block candidate calculation unit that (i) specifies merge block candidates at merge mode, by using colpic information such as motion vectors and reference picture index values of neighbor blocks of a current block to be coded and a motion vector and the like of a collocated block of the current block which are stored in a colpic memory, and (ii) generates a combined merge block by using the merge block candidates.. ... Sun Patent Trust

04/12/18 / #20180103256

Image encoding apparatus

An encoding apparatus of encoding units included in a picture is provided. The encoding apparatus generates a first flag indicating whether a removal time of encoded data from a buffer by a hypothetical decoder is set per unit. ... Sun Patent Trust

04/12/18 / #20180102884

Communication apparatus and control information receiving method

In a base station, a control unit and a data size regulation unit control the data size of downstream assignment control data and upstream assignment control data in the pdcch signal based on the communication format used between the base station and a terminal, the number of base station antennas (m) (nonnegative number), the number of terminal antennas (n) (nonnegative number), the bandwidth of the downstream band, and the bandwidth of the upstream band. Specifically, the control unit determines it is unnecessary to adjust the aforementioned data size when the selected communication format is first established between multiple antennas and when where there are multiple for one of m and n and only one for the other. ... Sun Patent Trust

04/12/18 / #20180102820

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

04/05/18 / #20180098343

Base station apparatus, mobile station apparatus, and transmission method

A base station able to maintain backward compatibility with an lte mobile station while minimizing the amount of increase in uplink scheduling information reception and demodulation/decoding processing in independent uplink/downlink cell data transmission. A wireless communication system includes a cell #1, a cell #2, and an lte-a mobile station, and supports independent uplink/downlink cell data transmission. ... Sun Patent Trust

04/05/18 / #20180098075

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 block-by-block basis, image data included in a coded stream includes: deriving candidates for an intra prediction mode to be used for intra prediction for a decoding target block, the number of the candidates constantly being a plural number; obtaining, from the coded stream, an index for identifying one of the derived candidates for the intra prediction mode; and determining, based on the obtained index, one of the derived candidates for the intra prediction mode as the intra prediction mode to be used for intra prediction for the decoding target block.. . ... Sun Patent Trust

03/29/18 / #20180091995

Wireless communication terminal, wireless communication base station, wireless communication system, and reporting method

In a wireless communication terminal in a wireless communication system for performing a control not to transmit signals, or to transmit signals with a reduction in a transmission power by a part of radio resources for a downlink signal in a cell provided by a base station, the terminal receives control information in generating a report related to a measurement result of the cell provided by the base station, monitors a state of a radio link with an own cell, and performs measurement on reception of the downlink signal. If an instruction for restricting the measurement to a part of the radio resources is included in the control information from the base station after the radio link failure occurs, the terminal generates and transmits a radio link failure report including the measurement result in the radio resources as instructed when the radio link failure occurs.. ... Sun Patent Trust

03/29/18 / #20180091247

Terminal station apparatus, base station apparatus, transmission method and control method

A terminal apparatus is disclosed wherein even in a case of applying su-mimo and mu-mimo at the same time, the inter-sequence interference in a plurality of pilot signals used by the same terminal can be suppressed to a low value, while the inter-sequence interference in pilot signal between terminals can be reduced. In this terminal apparatus: a pilot information deciding unit decides, based on allocation control information, walsh sequences of the respective ones of first and second stream groups at least one of which includes a plurality of streams; and a pilot signal generating unit forms a transport signal by using the decided walsh sequences to spread the streams included in the first and second stream groups. ... Sun Patent Trust

03/22/18 / #20180084263

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

The moving picture coding method for coding an input image includes: converting a value of a first parameter into a first binary signal, the first parameter identifying a type of a sample offset process to be applied to a reconstructed image corresponding to the input image; and coding at least a portion of the first binary signal through bypass arithmetic coding using a fixed probability.. . ... Sun Patent Trust

03/22/18 / #20180083754

Wireless base station apparatus, wireless terminal apparatus, frequency resource allocation method, and method of 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 band of an srs at an srs extraction unit (103) and sets the units of frequency allocation (rbg) at a cqi estimation unit (104) and allocation unit (105), matches the frequency position at the end of the srs reception band to the frequency position at the end of any of the units of frequency allocation and sets the reception bandwidth of the reference signal to a natural number multiple of the bandwidth of the unit of frequency allocation. ... Sun Patent Trust

03/22/18 / #20180083687

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. ... Sun Patent Trust

03/22/18 / #20180083677

Base station apparatus and transmission method

The present disclosure provides a method of generating codebook in a wireless communication system with multiple antenna arrays, as well as a wireless communication system, base station and terminal using the codebook for communication. The method comprises steps of: providing a basic codebook which contains multiple pre-coding matrices; and assigning phase offsets to certain pre-coding matrices in the basic codebook to form a codebook with phase offset. ... Sun Patent Trust

03/15/18 / #20180077694

Mapping of control information to control channel elements

The invention relates to a new structure of a control channel region within a sub-frame of a 3gpp-based based communication system using ofdm in the downlink. This new structure of a control channel region is inter alia particularly suitable for conveying physical downlink control channel information from a donor enodeb to a relay node. ... Sun Patent Trust

03/15/18 / #20180077412

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

An image coding method includes: performing sample sao processing on y signal, cb signal, and cr signal which are included in a target block; performing arithmetic coding on a first flag indicating whether or not an sao parameter, which indicates details of the sao processing, of the target block is identical to an sao parameter for a left neighboring block immediately left of the target block; and performing arithmetic coding on the sao parameter for the target block, when the sao parameter for the target block is different from the sao parameter for the left neighboring block. In the arithmetic coding on the first flag, a single context is used to perform the arithmetic coding on the first flag for the luminance signal, the chrominance cb signal, and the chrominance cr signal.. ... Sun Patent Trust

03/15/18 / #20180076867

Signal generating method and signal generating device

A transmission method of 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 regular ly changes the phase of at least one of the signals. One of signal generation processing in which phase change is performed and signal generation processing in which phase change is not performed is selectable, thereby improving general versatility in signal generation.. ... Sun Patent Trust

03/15/18 / #20180076862

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

03/08/18 / #20180070342

Radio reception apparatus, radio transmission apparatus, and radio communication method

Where first and second reference signals for a first and second communication system, respectively, are transmitted, resources that affect a reception apparatus compatible only with the first communication system can be minimized, and the throughput can be prevented from being deteriorated. As resources for a reference signal csi-rs for lte-a, last half symbols in a time direction of a resource unit rb/sub-frame defined in a frequency-time domain are used, and the csi-rs is allocated in a position up to the last two symbols or in the last symbol, or the like, of a particular rb/sub-frame and transmitted when a reference signal 4rs for lte is transmitted to a reception apparatus in addition to transmitting csi-rs for lte-a. ... Sun Patent Trust

03/08/18 / #20180070334

Radio communication terminal and radio communication method

Provided is a radio communication terminal which is capable of measuring quality in communication with a handover destination with high accuracy. The radio communication terminal is capable of communicating with a base station or a relay node, and includes: a receiver which receives control information including information relating to measurement of measuring quality of a neighbor cell; an extractor which extracts information on a subframe where the measurement should be performed, which is a subframe where only transmission of a signal from the relay node connected to the base station is performed, from the information relating to the measurement; a measurement section which performs the measurement, on a subframe basis, based on the extracted information on the subframe where the measurement should be performed; and a transmitter which transmits a result of the measurement to the base station or the relay node.. ... Sun Patent Trust

03/08/18 / #20180070096

Image coding method and image decoding method

An image coding method for improving coding efficiency by using more appropriate probability information is provided. The image coding method includes: a first coding step of coding a first set of blocks included in a first region sequentially based on first probability information; and a second coding step of coding a second set of blocks included in a second region sequentially based on second probability information. ... Sun Patent Trust

03/08/18 / #20180069679

Terminal device, base station device, and transmission/reception method

In the present disclosure, even if different ul-dl configurations are set for a plurality of unit bands, notification timing of error detection results for scell is not dispersed complicatedly, and the processing relating to the error detection results can be simplified. At the reference notification timing of a response signal with respect to downlink data of a second unit band, if a sub-frame of the second unit band is an uplink communication sub-frame and a sub-frame of a first unit band is a downlink communication sub-frame, a control unit transmits the response signal with respect to the downlink data in a specific uplink communication sub-frame (for example, #2 or #7) set in the first unit band.. ... Sun Patent Trust

03/01/18 / #20180063537

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, wherein in the determining: the context is determined under a condition that control parameters of a left block and an upper block are used, when the signal type is a first type; and the context is determined under a third condition that the control parameter of the upper block is not used and a hierarchical depth of a data unit to which the control parameter of the current block belongs is used, when the signal type is a third type, and the third type is one or more of (i) “merge_flag”, (ii) “ref_idx_l0” or “ref_idx_l1”, (iii) “inter_pred_flag”, (iv) “mvd_l0” or “mvd_l1”, (v) “intra_chroma_pred_mode”, (vi) “cbf_luma”, and (vii) “cbf_cb” or “cbf_cr”.. . ... Sun Patent Trust

03/01/18 / #20180063533

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

A coding apparatus derives a first candidate having a first motion vector that has been used to code a first block, a second candidate having a second motion vector that is a first zero vector, and a third candidate having a third motion vector that is a second zero vector. The coding apparatus selects one candidate from candidates including the first, second, and third candidates, and codes an index identifying the selected candidate. ... Sun Patent Trust

03/01/18 / #20180062798

Base station apparatus, terminal apparatus, transmission method, and reception method

Disclosed is a base station apparatus in which a configuration section (102) configures, within a data assignable region for a terminal apparatus (200), a first search space and a second search space each being a candidate to which control information is assigned, each of the first search space and the second search space including a plurality of control channel elements, and a signal assignment section (105) assigns control information to each of the first search space and the second search space. In addition, the configuration section (102) allocates numbers to a plurality of first control channel elements included in the first search space in an ascending order, and allocates numbers larger than or identical with the numbers allocated to the first control channel elements to a plurality of second control channel elements included in the second search space.. ... Sun Patent Trust

03/01/18 / #20180062714

Pre-coding method and transmitter

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

03/01/18 / #20180062667

Encoding method, decoding method

An encoding method generates an encoded sequence by performing encoding of a given coding rate according to a predetermined parity check matrix. The predetermined parity check matrix is a first parity check matrix or a second parity check matrix. ... Sun Patent Trust

02/22/18 / #20180054283

Radio terminal, radio base station, channel signal forming method, and channel signal receiving method

A base station communicates with a terminal, for which an uplink component carrier and downlink component carriers are configured. The base station adjusts a payload size of control information, transmitted in a downlink control channel, based on a basic payload size, and maps the control information onto a search space in at least one of the downlink component carriers. ... Sun Patent Trust

02/15/18 / #20180049187

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 in the terminal, is capable of reducing the amount of signaling from a base station while eliminating a lack of pucch resources when semi-permanent scheduling (sps) is used in the pcell. A control unit in this device selects one value among values obtained by adding 1 to four pucch resource indexes, which have been preset for pucch resource 1 by the base station, on the basis of values for transmission power control information (tpc command for pucch) in a pdcch, for which notification has been received at the start of sps.. ... Sun Patent Trust

02/15/18 / #20180048908

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: coding, using a motion vector, a current block to be coded; generating a plurality of predictive motion vectors; and coding the motion vector using one of the predictive motion vectors, and when a co-located block included in a coded picture and co-located with the current block has two reference motion vectors and reference directions of the two reference motion vectors are the same, a first prediction vector is generated using a first reference motion vector and a second prediction vector is generated using a second reference motion vector in the generating of a plurality of predictive motion vectors.. . ... Sun Patent Trust

02/15/18 / #20180048891

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

A decoding method includes: predicting a current block in an image using a reference block, to generate a prediction block; and generating a reconstructed block using the prediction block, wherein the generating includes: filtering for a boundary between the reconstructed block and a decoded neighboring block, using a first filter strength set using first prediction information for prediction of the current block and second prediction information for prediction of the decoded neighboring block; filtering for the boundary using a second filter strength set without using the second prediction information of the current block and the decoded neighboring block; and switching whether to execute the second filtering, based on the boundary, wherein the first filtering is in-loop filtering in which a filtered reconstructed block is used as a reference block for another block, and the second filtering is post filtering outside the loop.. . ... Sun Patent Trust

02/15/18 / #20180048452

Controlling 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 the enodeb can unambiguously determine whether the ue will transmit the csi/srs or not. ... Sun Patent Trust

02/15/18 / #20180048449

Communication apparatus and communication method thereof

This invention is directed to a terminal apparatus capable of preventing the degradation of reception quality of control information even in a case of employing su-mimo transmission system. A terminal (200), which uses a plurality of different layers to transmit two code words in which control information is placed, comprises: a resource amount determining unit (204) that determines, based on a lower one of the encoding rates of the two code words or based on the average value of the reciprocals of the encoding rates of the two code words, resource amounts of control information in the respective ones of the plurality of layers; and a transport signal forming unit (205) that places, in the two code words, the control information modulated by use of the resource amounts, thereby forming a transport signal.. ... Sun Patent Trust

02/08/18 / #20180041245

Integrated circuit

A wireless communication terminal apparatus wherein comp communication can normally be performed without increasing the overhead of an upstream line control channel. In this apparatus, a spreading unit primarily spreads a response signal by use of a zac sequence established by a control unit. ... Sun Patent Trust

02/01/18 / #an image coding method includes: generating a predicted block; calculating a residual block; calculating quantized coefficients by performing transform and quantization on the residual block; calculating a coded residual block by performing inverse quantization and inverse transform on the quantized coefficients; generating a temporary coded block; determining whether or not an offset process is required, to generate first flag information indicating a result of the determination; executing the offset process on the temporary coded block when it is determined that the offset process is required;

Sun Patent Trust

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02/01/18 / #20180035133

System and method for performing image data conversion using intraprediction modes

An encoding apparatus to encode multiple binary data into a bitstream is disclosed. A decoding apparatus to decode multiple intra prediction modes is also disclosed. ... Sun Patent Trust

02/01/18 / #20180035130

Derivation method and apparatuses with candidate motion vectors

Various embodiments for coding a current block are provided. One or more candidates of a first type for a motion vector predictor for the current block are derived from first motion vectors of first blocks. ... Sun Patent Trust

02/01/18 / #20180035124

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 vector which replaces a temporal motion vector predictor is added to the motion vector predictors when it is impossible to obtain the temporal motion vector predictor from a block which is included in a coded picture different from the coding target picture and corresponds to the coding target block.. ... Sun Patent Trust

01/25/18 / #20180027564

Integrated circuit for inverse discrete fourier transforming a frequency domain signal to a time domain symbol sequence

A communication apparatus includes a receiver, a combiner, and a transformer. The receiver receives signals mapped on plural frequency bands. ... Sun Patent Trust

01/18/18 / #20180020414

Radio communication apparatuses and radio communication method

A radio communication apparatus is provided, which includes a receiver and a controller. The receiver, in operation, receives a first power headroom (phr), which is obtained by subtracting a transmit power for a data channel from a maximum transmit power at a mobile station and which is transmitted from the mobile station, and receives a second phr, which is obtained by subtracting the transmit power for the data channel and a transmit power for a control channel from the maximum transmit power at the mobile station and which is transmitted from the mobile station. ... Sun Patent Trust

01/18/18 / #20180019846

Integrated circuit

A wireless communication base station apparatus prevents degradation of throughput of lte terminals, even when lte terminals and lte+ terminals are present together. A setting section sets in each subframe a resource block in which is arranged a reference signal that is employed solely by lte+ terminals, based on the pattern of arrangement of reference signals employed solely by lte+ terminals. ... Sun Patent Trust

01/11/18 / #20180014335

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 demodulation reference signal (dmrs) transmission to be selected, and a second resource candidate group, which enables terminal incapable of receiving a latch response transmitted by dmrs transmission but capable of receiving a latch response transmitted by cell-specific reference signal (crs) transmission to be selected. Control unit selects dmrs transmission as the latch response transmission method when a resource in which latch preamble has been received is included in the first candidate group, but selects crs transmission as the latch response transmission method when the resource is included in the second resource candidate group.. ... Sun Patent Trust

01/11/18 / #20180014289

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. ... Sun Patent Trust

01/11/18 / #20180014286

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 information) transmitted over the plurality of subframes is assigned; and an assignment section 105 that assigns the control information to any of the ecces in each of the plurality of subframes.. ... Sun Patent Trust

01/11/18 / #20180014285

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, control information containing a request to send a sounding reference signal (a-srs), and a reception processing unit receives the transmitted a-srs using the resource specified by the format of the transmitted control information. ... Sun Patent Trust

01/04/18 / #20180007675

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 the user equipment an id in the id table to be used through physical layer signaling or ue specific higher layer signaling; generating a random seed based on the notified id; initializing a scrambling sequence by the random seed; and scrambling the signals with the initialized scrambling sequence. ... Sun Patent Trust

01/04/18 / #20180007642

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. ... Sun Patent Trust

01/04/18 / #20180006685

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 baseband signals, while switching between the n matrices, i being an integer from 0 to n−1, and n being an integer at least two, generating a first precoded signal z1 and a second precoded signal z2, generating a first encoded block and a second encoded block using a predetermined error correction block encoding method, generating a baseband signal with m symbols from the first encoded block and a baseband signal with m symbols the second encoded block, and precoding a combination of the generated baseband signals to generate a precoded signal having m slots.. . ... Sun Patent Trust

12/28/17 / #20170374678

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 the number of code words increases, and thus determines the maximum value for the number of clusters based on the number of code words acquired. ... Sun Patent Trust

12/28/17 / #20170374376

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 from a context set corresponding to the sub-block, based on at least one reference coefficient located around the coding-target coefficient, the coding-target block being a transform unit; and performing arithmetic coding on the parameter indicating the coding-target coefficient using probability information about the selected context, wherein, in the selecting, the context is selected from the context set, the context set corresponding to a sum of (i) a value indicating a position in a horizontal direction of the sub-block in the coding-target block and (ii) a value indicating a position in a vertical direction of the sub-block in the coding-target block.. . ... Sun Patent Trust

12/28/17 / #20170374371

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 condition that control parameters of neighboring blocks of the current block are used, when the signal type is a first type, the neighboring blocks being a left block and an upper block of the current block; and the context is determined under a condition that the control parameter of the upper block is not used, when the signal type is a second type, and the second type is one of “ref_idx_l0” and “ref_idx_l1”.. . ... Sun Patent Trust

12/28/17 / #20170374367

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 under a condition that control parameters of neighboring blocks of the current block are used, when the signal type is a first type, the neighboring blocks being a left block and an upper block of the current block; and the context is determined under a condition that the control parameter of the upper block is not used, when the signal type is a second type, and the second type is (i) “merge_flag”, (ii) “ref_idx_l0” or “ref_idx_l1”, (iii) “inter_pred_flag”, (iv) “mvd_l0” or “mvd_l1”, (v) “no_residual_data_flag”, (vi) “intra_chroma_pred_mode”, (vii) “cbf_luma”, and (viii) “cbf_cb” or “cbf_cr”.. . ... Sun Patent Trust

12/28/17 / #20170373896

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 so that the precoding matrix used to precode each data symbol and the precoding matrices used to precode data symbols that are adjacent to the data symbol in the frequency domain and the time domain all differ. ... Sun Patent Trust

12/21/17 / #20170366816

Method of encoding an image into a coded image, method of 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 the block of image samples, and determining if the prediction mode type is of a predetermined type, wherein if the prediction mode type is of the predetermined type, the method further comprises: modifying the determined quantization parameter using the quantization offset parameter, and performing a quantization process for the block of image samples using the modified quantization parameter, and wherein if the prediction mode type is not of the predetermined type, the method further comprises: performing a quantization process for the block of image samples using the determined quantization parameter.. . ... Sun Patent Trust

12/21/17 / #20170366240

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 the plurality of baseband signals by hopping between the matrices. ... Sun Patent Trust

12/14/17 / #20170359816

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 a terminal (200), a reception processing unit (203) detects control information indicating whether or not to request transmission of a sounding reference signal (srs), whereupon a transmission signal forming unit (207) transmits an a-srs by way of control by a transmission control unit (206) on the basis of control information. ... Sun Patent Trust

12/14/17 / #20170359112

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 second mapping and outputs the first modulated signal and the second modulated signal. ... Sun Patent Trust

12/07/17 / #20170353969

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, and a reference value, which is the number of res satisfying the reception quality request in a terminal (200) for the allocation control signal, in each prb pair. Then, a control signal mapping control unit (104) determines a search space by determining a control channel element group constituting a plurality of mapping unit resource region candidates within a cce group obtained by separating each prb pair contained in a first group into the same number as the division number.. ... Sun Patent Trust

12/07/17 / #20170353952

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 multiple unit bands. ... Sun Patent Trust

12/07/17 / #20170353739

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 block is not at the end of the slice, whether or not the current block is at the end of a sub-stream which is a structural unit of the image that is different from the slice; and performing arithmetic decoding on a sub-last bit and performing arithmetic decoding termination, when it is determined that the current block is at the end of the sub-stream.. . ... Sun Patent Trust

12/07/17 / #20170353284

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 terminal. ... Sun Patent Trust

11/23/17 / #20170339674

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 or earlier than a reference signal csi-rs to each of reception apparatuses. ... Sun Patent Trust

11/23/17 / #20170338933

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, the resource block groups where the reference signals used only by the lte+ terminals are mapped. ... Sun Patent Trust

11/23/17 / #20170338926

Apparatus and method for 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 multiplied on the reference signal. ... Sun Patent Trust

11/23/17 / #20170338917

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 from a base station, and decodes the dl data, and a wireless transmitter transmits a response signal generated using a dl-data-error detection result. ... Sun Patent Trust

11/23/17 / #20170338881

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) of a reception device.. ... Sun Patent Trust

11/16/17 / #20170332367

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 and dl subframes is set for the second component carrier. The base station receives from the terminal in the first component carrier an ack/nack for the first and second downlink data received by the terminal, which stores retransmission data of the first and second downlink data in a soft buffer, wherein the soft buffer for the second downlink data is sized according to a maximum number of downlink harq retransmission processes executable in a reference configuration pattern of ul and dl subframes, and the reference configuration pattern is determined according to the first and second configuration patterns.. ... Sun Patent Trust

11/16/17 / #20170332324

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 propagation path of a communication line is generated by a csi-rs generation unit, and the csi-rs is disposed in a predetermined subframe by a disposition unit and transmitted. ... Sun Patent Trust

11/09/17 / #20170324982

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 the two or more transform components that have been selected from among the plurality of transform components; and coding the reference information of the current block by using reference information of a coded block different from the current block.. . ... Sun Patent Trust

11/09/17 / #20170324977

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

11/09/17 / #20170324953

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 pixel included in an image generated by coding the input image; and continuously performing bypass arithmetic coding in which a fixed probability value is used, on second information and third information among the multiple types of the sao information, wherein the coded second and third information are placed after the coded first information in the bit stream.. . ... Sun Patent Trust

11/09/17 / #20170324532

Terminal apparatus and method for 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 unit (104), and a serving cell setting unit (103) sets the cell id of the serving cell in the cell selection unit (104). ... Sun Patent Trust

11/09/17 / #20170324531

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, a multi-antenna ofdm transmitter, and an ofdm receiver. In this context, it is the particular approach of the present invention to keep the same sp pattern like in the single-transmitter case, to partition the pilots into as many subsets as there are transmitters (transmit antennas), and to interleave these subsets both in time and in frequency. ... Sun Patent Trust

11/09/17 / #20170324509

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. ... 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. ... 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 a terminal. In this device, a search space setting section (103) sets in each of a plurality of unit bands a common search space in respect of a terminal which is communicating using the plurality of unit bands and other terminals, and sets in each of the plurality of unit bands an individual search space in respect of the terminal. ... 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 the crc for the dci with a tdd-rnti. ... 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 channel transmission power based on the second data channel transmission power; and controlling data channel transmission power of the first wireless device according to the first data channel transmission power; wherein, the first data channel transmission power is a power allowing the first wireless device to reach all wireless devices in the cluster, and the second data channel transmission power is a power allowing the second wireless device to reach all wireless devices in the cluster.. . ... 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 including at least one processing unit layered to be split into a plurality of smaller processing units, the image decoding method including specifying a hierarchical layer having a processing unit in which a parameter necessary for decoding is stored, by parsing hierarchy depth information stored in the header, and decoding the processing unit using the parameter stored in the processing unit located at the specified hierarchical layer.. . ... 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. ... 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. ... 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. ... 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 a plurality of e-pdcch sets; a control unit for determining an offset value indicated by the ari on the basis of whether or not a resource region that may be taken by a dynamic ack/nack resource corresponding to the e-pdcch set that has received the control signal and a resource region that may be taken by a dynamic ack/nack resource corresponding to another e-pdcch set overlap, and imparting an offset to the ack/nack resource according to the value of the ari; and a transmission unit for transmitting the ack/nack signal using the determined ack/nack resource.. ... 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 included in the current block, and when not included in the current block, determining the neighboring block to be a reference block available to the sub-block, and when included in the current block, determining the neighboring block not to be the reference block; and deriving a prediction information candidate of the sub-block from prediction information of the reference block; and when the number of prediction information candidates is smaller than a predetermined number, generating one or more new candidates without using the prediction information of the reference block till the number of prediction information candidates reaches the predetermined number.. ... 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 by use of one or more control channel elements (cce) associated with an upstream control channel resource, and a second downstream control channel different from the first downstream control channel, and also receives data via a data channel. ... Sun Patent Trust

09/21/17 / #20170272746

Image decoding apparatus for 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 adding, the first adjacent motion vector indicating a position in a first reference picture included in a first reference picture list is added to the candidate list for the current motion vector indicating a position in a second reference picture included in a second reference picture list.. . ... 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 of the receive antennas so as to obtain a signal of a third frequency band; and performing frequency multiplexing on the signal having the third frequency band and the reception signal received by the other of the receive antennas.. . ... Sun Patent Trust

09/14/17 / #20170265098

Wireless communication terminal and communication method for 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 station, the wireless communication terminal including: a receiver that receives a signal which includes control information provided for measuring a channel quality of own cell from the base station; an extractor that extracts the control information from the signal received by the receiver; a measurement section that measures, on the basis of the control information, the channel quality of the own cell in a domain where a neighbor cell does not transmit a signal; and a transmitter that transmits a measurement result of the channel quality of the own cell measured by the measurement section, to the base station.. ... 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 by a first derivation scheme in the case of determining that each of a current reference picture and a co-located reference picture is a long-term reference picture; and deriving the candidate by a second derivation scheme in the case of determining that each of the current reference picture and the co-located reference picture is a short-term reference picture.. . ... 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 vector which replaces a temporal motion vector predictor is added to the motion vector predictors when it is impossible to obtain the temporal motion vector predictor from a block which is included in a coded picture different from the coding target picture and corresponds to the coding target block.. ... 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. ... 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 quantity of resource elements contained in each of the predetermined number of control channel elements in each physical resource block adopts at least two types of values. A search space setting unit sets a search space of which the aggregation level value is 2 or more so that, between a plurality of mapping candidates, variation in the total quantity of resource elements contained in the control channel elements that make up the mapping candidates is as small as possible.. ... 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. ... 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 to two or more layers, the two or more first sub-bitstreams being included in the plurality of first sub-bitstreams; and generating a descriptor including a first field indicating a minimum value for two or more layer identifiers indicating the two or more layers and a second field indicating a maximum value for the two or more layer identifiers.. . ... 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 the enodeb can unambiguously determine whether the ue will transmit the csi/srs or not. ... 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: an orthogonalizing step of multiplying each layer of reference signal selectively by one of a plurality of orthogonal cover codes (occs) with the same length wherein the occ multiplied to a first layer of reference signal can be configured as different from those multiplied to other layers of reference signals; and a scrambling step of multiplying all of symbols obtained from the occ multiplied to each of the other layers of reference signals by a symbol-common scrambling sequence wherein the symbol-common scrambling sequences can be different from each other for reference signals multiplied by the same occ.. ... 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 first complex signal s1, and y indicates the number of bits used to generate the second complex signal s2. ... 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 improved. In the apparatus, a dft unit (210) subjects a symbol sequence of time domain to a dft process, thereby generating signals of frequency domain. ... 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 which the error detection result is notified when just a single unit band is configured. A control unit transmits, using a first unit band, a response signal including error detection results about data received with both the first unit band and a second unit band. ... 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 signal including a transmission power control command (tpc command) to be applied to an aperiodic sounding reference signal (a-srs), through a physical downlink control channel (pdcch), updates a transmission power value of the a-srs using the tpc command, and transmits the a-srs using the updated transmission power value in accordance with a transmission request included in a control signal indicating assignment of a physical downlink data channel (pdsch) or assignment of a physical uplink data channel (pusch).. ... 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 used for another slice or a dependent slice which is decoded using information included in a slice header of another slice, the image includes rows each of which includes coding units, and when the normal slice starts at a position other than the beginning of the first row, the second row immediately following the first row does not start with the dependent slice.. . ... 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 a frequency allocation parameter setting section (112) adjusts the set frequency allocation units set in the scheduling section (113) based on cluster numbers. ... 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 in the terminal, is capable of reducing the amount of signaling from a base station while eliminating a lack of pucch resources when semi-permanent scheduling (sps) is used in the pcell. A control unit in this device selects one value among values obtained by adding 1 to four pucch resource indexes, which have been preset for pucch resource 1 by the base station, on the basis of values for transmission power control information (tpc command for pucch) in a pdcch, for which notification has been received at the start of sps.. ... 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 the motion vector difference; coding a second portion that is a part of a second component which is different from the first component and is the other one of the horizontal component and the vertical component; coding a third portion that is a part of the first component and is different from the first portion; coding a fourth portion that is a part of the second component and is different from the second portion; and generating a code string which includes the first portion, the second portion, the third portion, and the fourth portion in the stated order.. . ... 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 when the current picture does not belong to the highest layer and corresponds to a first field, and determining the current picture to be the trailing picture when the current picture belongs to the highest layer or corresponds to a second field.. ... 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 a plurality of contexts; performing arithmetic coding of the binary signal by using coded probability information associated with the context selected in the selecting; and updating the coded probability information based on the binary signal, wherein, in the selecting, the context for the current signal to be coded is selected, as a shared context, for a signal which is included in one of a plurality of processing units and has a size different from a size of the processing unit including the current signal to be coded.. . ... Sun Patent Trust

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 / #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 so that the precoding matrix used to precode each data symbol and the precoding matrices used to precode data symbols that are adjacent to the data symbol in the frequency domain and the time domain all differ. ... 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. ... 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 to an ul channel which transmits the subsequent uci. A power scaling detection unit detects whether or not a total transmission power value of the ul channels transmitted by the plurality of cc exceeds the maximum transmission power specific to the ue. ... 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 description, into a first header of the processing unit which is included in the coded bitstream; and coding the processing unit using the selected buffer description, and the buffer description defining information includes long-term information for identifying, among a plurality of reference pictures indicated in the buffer descriptions, a reference picture to be assigned as a long-term reference picture.. . ... 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 luminance data and the chrominance data to which the frequency transform has been applied to generate a bitstream in which the luminance data and the chrominance data are grouped on a per predetermined block basis.. . ... 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 generated, and a block permutation is applied to the constellation blocks. The bit permutation is adopted for each of n/m sections each consisting m cyclic blocks such that the constellation blocks each consist of g×m bits from m distinct cyclic blocks of the associated section. ... 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 and when downlink data allocations are instructed using an epdcch. In this device, a control unit (208) determines a/n resources on the basis of whether a channel used for transmitting downlink control information (dci) is a pdcch or an epdcch.. ... 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, a control unit selects a resource used in sending a response signal from among specific pucch resources notified in advance from a base station and pucch resources mapped to a cce, and controls the transmission of the response signal. ... 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 (102); the mapping unit (102) which maps a control signal to respective mobile stations to any of subcarriers constituting the ofdm symbol according to the mapping method set by the mapping setting unit (122); an mcs setting unit (121) which references a mapping table in which correlation between a plurality of mcs having different mcs levels and mapping methods is set according to the judgment result of the mapping setting unit (122) and sets mcs in encoding modulation units (101-1 to 101-n).. ... 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 transmission of data packets destined for a receiver and transmitting the data packet to the receiver using at least one allocated resource block from the selected resource block candidates. The invention also relates to a corresponding method of decoding data packets, a transmitter, receiver and communication system.. ... 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 / #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 cbf flag indicating whether or not a quantized coefficient is included in the second processing unit in which transform and quantization are performed, wherein, in the arithmetic coding, a probability table for use in arithmetic coding is determined according to whether or not the size of the first processing unit is identical to the size of the second processing unit and whether or not the second processing unit has a predetermined maximum size.. . ... 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) and each of which is to be decoded in the terminals and each of which is defined by a plurality of to-be-decoded candidates. ... 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 during communication employing carrier aggregation. When a component carrier is to be added to a component carrier set, a setting section provided in a base station: modifies a cif table that defines the correspondence between code points, which are used as labels for the respective component carriers contained in the component carrier set, and the identification information of the respective component carriers; and assigns a vacant code point to the component carrier to be added, while keeping the correspondence between the code points and the component carrier identification information defined in the cif table before modification.. ... 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 unit range included in the set search space. The search space setting rules are associated with respective numbers of candidates of to-be-decoded unit range corresponding to the respective ones of a plurality of numbers of connections for r-cce, and a first search space setting rule of a slot 0 and a second search space setting rule of a slot 1 are different from each other in terms of the patterns related to the numbers of candidates of to-be-decoded unit range corresponding to the plurality of numbers of connections for r-cce.. ... 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 entries of a legacy parameter table and extended entries; and transmitting from the base station to the user equipment a bitmap indication which indicates a sub-table selected from the parameter table, wherein the number of the entries in the sub-table is the same as in the legacy parameter table.. . ... 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 selection of the deblocking filter. ... 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 first header of each processing unit which is included in a coded bitstream, buffer description selecting information for specifying a selected buffer description.. . ... 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 which inverts the phase of s0 transmitted from an antenna port in synchronization with a phase inversion unit between the odd-number slot and the even-number slot; the phase inversion unit which inverts the phase of r0 transmitted from the antenna port; a phase inversion unit which inverts the phase of s1 transmitted from an antenna port in synchronization with a phase inversion unit; and the phase inversion unit which inverts the phase of r1 transmitted from an antenna port.. ... Sun Patent Trust

07/20/17 / #20170207887

Communication apparatus and method of 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 a second search space as a candidate to which control information for a second cc other than the first cc among the plurality of ccs is assigned, within a same allocation unit group among a plurality of allocation unit groups included in a data-assignable region within the first cc, and transmission section 106 transmits control information mapped to the first search space and control information mapped to the second search space.. ... 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 of time; the ue does not perform any other operation during the wake-up duration apart from monitoring the pdcch. ... 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. According to this technique, a mobile node (mn 10) having a plurality of interfaces has a list to indicate domain limited flows to be transmitted only within a specific network (a trusted network), and a list to indicate the trusted networks. ... 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 the temporal motion vector prediction is not to be used, and coding the first temporal motion vector prediction flag; coding the first picture without using the temporal motion vector prediction; and coding a second picture which follows the first picture in coding order, with referring to a motion vector of a picture preceding the first picture in coding order being prohibited.. . ... Sun Patent Trust








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