There is provided a technique including: a merging candidate constructor structured to construct a merging candidate list including merging candidates having a maximum number of merging candidates including spatial merging candidates; a normal merging candidate selector structured to select a normal merging candidate that is uni-prediction or bi-prediction from the merging candidate list based on a merge index; and a triangle merging candidate selector structured to select a first triangle merging candidate that is uni-prediction from the merging candidate list based on a first triangle merge index and select a second triangle merging candidate that is uni-prediction based on a second triangle merge index, in which a first maximum number of triangle merging candidates regarding the first triangle merge index is the same as the maximum number of merging candidates.
H04N 19/105 - Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
H04N 19/159 - Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
H04N 19/172 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a picture, frame or field
A moving-picture coding device includes a history-based predictor candidate list update unit configured to add motion information of a coded block to an end of a history-based motion vector predictor candidate list, a spatial motion information candidate derivation unit configured to add spatial motion information candidates to a motion vector predictor candidate list, the spatial motion information candidates including a first spatial motion information candidate derived from motion information of a block neighboring a left side of a coding target block in a space domain and a second spatial motion information candidate derived from motion information of a block neighboring an upper side of the coding target block in a space domain, and a history-based motion information candidate derivation unit configured to add a history-based motion information candidate to the motion vector predictor candidate list, the history-based motion information candidate derived from the history-based motion vector predictor candidate list.
H04N 19/52 - Processing of motion vectors by encoding by predictive encoding
H04N 19/105 - Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
H04N 19/119 - Adaptive subdivision aspects e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
H04N 19/139 - Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
H04N 19/176 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
H04N 19/593 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
H04N 19/70 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
3.
PICTURE CODING DEVICE, PICTURE CODING METHOD, AND PICTURE CODING PROGRAM, PICTURE DECODING DEVICE, PICTURE DECODING METHOD AND PICTURE DECODING PROGRAM
A picture coding device, for coding a moving picture using inter prediction based on inter prediction information in units of blocks and forming a bitstream, includes a coding information storage unit configured to store inter prediction information used in the inter prediction of a coded block in a history-based motion vector predictor candidate list, a spatial merging candidate derivation unit configured to derive a spatial merging candidate from inter prediction information of a block spatially neighboring a coding target block and to add the spatial merging candidate to a merging candidate list, and a history-based merging candidate derivation unit configured to derive a history-based merging candidate from the inter prediction information stored in the history-based motion vector predictor candidate list and to add the history-based merging candidate to the merging candidate list.
H04N 19/137 - Motion inside a coding unit, e.g. average field, frame or block difference
H04N 19/105 - Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
H04N 19/159 - Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
H04N 19/176 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
4.
PROCESSING METHOD AND APPARATUS FOR RECOVERING BEAM
The present disclosure provides a processing method and apparatus for recovering a beam. The method includes: generating a first type of signaling comprising an index corresponding to a resource selected from a set of resources for a reference signal; transmitting the first type of signaling over a random access channel to a base station; assuming a Quasi Co-Location (QCL) relation between the selected resource and a downlink control channel, and the selected resource and a downlink data channel; receiving a second type of signaling carried in the downlink control channel using the assumed QCL relation between the selected resource and the downlink control channel, the second type of signaling further comprising an identification of the terminal device; and receiving a data transmission carried in the downlink data channel according to the QCL relation between the selected resource and the downlink data channel.
The output voltage of an MRAM is increased by means of an Fe(001)/MgO(001)/Fe(001) MTJ device, which is formed by microfabrication of a sample prepared as follows: A single-crystalline MgO (001) substrate is prepared. An epitaxial Fe(001) lower electrode (a first electrode) is grown on a MgO(001) seed layer at room temperature, followed by annealing under ultrahigh vacuum. A MgO(001) barrier layer is epitaxially formed on the Fe(001) lower electrode (the first electrode) at room temperature, using a MgO electron-beam evaporation. A Fe(001) upper electrode (a second electrode) is then formed on the MgO(001) barrier layer at room temperature. This is successively followed by the deposition of a Co layer on the Fe(001) upper electrode (the second electrode). The Co layer is provided so as to increase the coercive force of the upper electrode in order to realize an antiparallel magnetization alignment.
B82Y 10/00 - Nanotechnology for information processing, storage or transmission, e.g. quantum computing or single electron logic
B82Y 25/00 - Nanomagnetism, e.g. magnetoimpedance, anisotropic magnetoresistance, giant magnetoresistance or tunneling magnetoresistance
G11C 11/15 - Digital stores characterised by the use of particular electric or magnetic storage elementsStorage elements therefor using magnetic elements using thin-film elements using multiple magnetic layers
G11C 11/16 - Digital stores characterised by the use of particular electric or magnetic storage elementsStorage elements therefor using magnetic elements using elements in which the storage effect is based on magnetic spin effect
H01F 10/13 - Amorphous metallic alloys, e.g. glassy metals
H01F 10/32 - Spin-exchange-coupled multilayers, e.g. nanostructured superlattices
H10B 53/30 - Ferroelectric RAM [FeRAM] devices comprising ferroelectric memory capacitors characterised by the memory core region
H10B 61/00 - Magnetic memory devices, e.g. magnetoresistive RAM [MRAM] devices
A picture decoding device includes a spatial candidate derivation unit configured to derive a spatial candidate from inter prediction information of a block neighboring a decoding target block and register the derived spatial candidate as a candidate to a first candidate list, a history-based candidate derivation unit configured to generate a second candidate list by adding a history-based candidate included in a history-based candidate list as a candidate to the first candidate list, a candidate selection unit configured to select a selection candidate from candidates included in the second candidate list, and an inter prediction unit configured to perform inter prediction using the selection candidate.
H04N 19/105 - Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
H04N 19/159 - Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
H04N 19/176 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
7.
Picture encoding device, picture encoding method, and picture encoding program, and picture decoding device, picture decoding method, and picture decoding program
Provided is a picture encoding device that divides a picture into blocks and performs encoding for each of the divided blocks. A primary signal block divider divides a primary signal of the picture into rectangles having a predetermined size, and generates a primary signal block. A secondary signal block divider divides a secondary signal of the picture into rectangles having a predetermined size, and generates a secondary signal block. A primary signal predictor predicts a primary signal, and a secondary signal predictor predicts a secondary signal. The secondary signal predictor can perform inter prediction of predicting a secondary signal from an encoded primary signal, and the inter prediction is restricted based on at least one of a size of the primary signal block and a size of the secondary signal block.
H04N 19/119 - Adaptive subdivision aspects e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
H04N 19/176 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
H04N 19/186 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a colour or a chrominance component
H04N 19/50 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
Disclosed is an information transmission method. The method includes that: a first communication node determines a resource or parameter for a second communication node to transmit a reference signal, and indicates the resource or parameter to the second communication node through signaling; and the second communication node receives the signaling transmitted by the first communication node, determines the resource or parameter for transmitting the reference signal based on the signaling or based on the signaling and a rule predefined by the first communication node and the second communication node, and uses the determined resource or parameter to transmit the reference signal.
The output voltage of an MRAM is increased by means of an Fe(001)/MgO(001)/Fe(001) MTJ device, which is formed by microfabrication of a sample prepared as follows: A single-crystalline MgO (001) substrate is prepared. An epitaxial Fe(001) lower electrode (a first electrode) is grown on a MgO(001) seed layer at room temperature, followed by annealing under ultrahigh vacuum. A MgO(001) barrier layer is epitaxially formed on the Fe(001) lower electrode (the first electrode) at room temperature, using a MgO electron-beam evaporation. A Fe(001) upper electrode (a second electrode) is then formed on the MgO(001) barrier layer at room temperature. This is successively followed by the deposition of a Co layer on the Fe(001) upper electrode (the second electrode). The Co layer is provided so as to increase the coercive force of the upper electrode in order to realize an antiparallel magnetization alignment.
G11C 11/16 - Digital stores characterised by the use of particular electric or magnetic storage elementsStorage elements therefor using magnetic elements using elements in which the storage effect is based on magnetic spin effect
B82Y 25/00 - Nanomagnetism, e.g. magnetoimpedance, anisotropic magnetoresistance, giant magnetoresistance or tunneling magnetoresistance
H10B 53/30 - Ferroelectric RAM [FeRAM] devices comprising ferroelectric memory capacitors characterised by the memory core region
H01F 10/32 - Spin-exchange-coupled multilayers, e.g. nanostructured superlattices
H01F 10/13 - Amorphous metallic alloys, e.g. glassy metals
G11C 11/15 - Digital stores characterised by the use of particular electric or magnetic storage elementsStorage elements therefor using magnetic elements using thin-film elements using multiple magnetic layers
A picture coding device, for coding a moving picture using inter prediction based on inter prediction information in units of blocks and forming a bitstream, includes a coding information storage unit configured to store inter prediction information used in the inter prediction of a coded block in a history-based motion vector predictor candidate list, a spatial merging candidate derivation unit configured to derive a spatial merging candidate from inter prediction information of a block spatially neighboring a coding target block and to add the spatial merging candidate to a merging candidate list, and a history-based merging candidate derivation unit configured to derive a history-based merging candidate from the inter prediction information stored in the history-based motion vector predictor candidate list and to add the history-based merging candidate to the merging candidate list.
H04N 19/00 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
H04N 19/105 - Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
H04N 19/137 - Motion inside a coding unit, e.g. average field, frame or block difference
H04N 19/159 - Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
H04N 19/176 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
11.
Picture decoding device, picture decoding method, and picture decoding program with history-based candidate selection
A picture decoding device includes a spatial candidate derivation unit configured to derive a spatial candidate from inter prediction information of a block neighboring a decoding target block and register the derived spatial candidate as a candidate to a first candidate list, a history-based candidate derivation unit configured to generate a second candidate list by adding a history-based candidate included in a history-based candidate list as a candidate to the first candidate list, a candidate selection unit configured to select a selection candidate from candidates included in the second candidate list, and an inter prediction unit configured to perform inter prediction using the selection candidate.
H04N 19/105 - Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
H04N 19/159 - Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
H04N 19/176 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
In order to provide low-load, efficient coding technology, a moving-picture decoding device includes a spatial motion information candidate derivation unit configured to derive a spatial motion information candidate from motion information of a block neighboring a decoding target block in a space domain and a history-based motion information candidate derivation unit configured to derive a history-based motion information candidate from a memory where motion information of a decoded block is retained, wherein the history-based motion information candidate derivation unit preferentially derives old motion information without making a comparison of the motion information with the spatial motion information candidate.
H04N 19/105 - Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
H04N 19/137 - Motion inside a coding unit, e.g. average field, frame or block difference
H04N 19/176 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
H04N 19/51 - Motion estimation or motion compensation
H04N 19/119 - Adaptive subdivision aspects e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
13.
Picture encoding device, picture encoding method, and picture encoding program, and picture decoding device, picture decoding method, and picture decoding program
Provided is a picture encoding device that divides a picture into blocks and performs encoding for each of the divided blocks. A primary signal block divider divides a primary signal of the picture into rectangles having a predetermined size, and generates a primary signal block. A secondary signal block divider divides a secondary signal of the picture into rectangles having a predetermined size, and generates a secondary signal block. A primary signal predictor predicts a primary signal, and a secondary signal predictor predicts a secondary signal. The secondary signal predictor can perform inter prediction of predicting a secondary signal from an encoded primary signal, and the inter prediction is restricted based on at least one of a size of the primary signal block and a size of the secondary signal block.
H04N 19/119 - Adaptive subdivision aspects e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
H04N 19/176 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
H04N 19/186 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a colour or a chrominance component
H04N 19/50 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
Provided is a radio communication base station device which can suppress a use amount of an SRS communication resource. In this device, a correlation rule setting unit (102) sets a rule for correlating a preamble with an SRS transmission time interval so that the preamble transmission time band and the SRS transmission time band are in the same transmission time band. An SRS transmission band decision unit (103) decides a time interval of a transmission time band which can transmit the SRS according to the preamble transmission time interval inputted from a preamble transmission band decision unit (101) and the correlation rule setting unit (102).
Technology for improving coding efficiency by performing a block split suitable for picture coding and decoding is provided. A device includes a coding information storage unit configured to store inter prediction information used in the inter prediction of a coded block in a history-based motion vector predictor candidate list, a spatial inter prediction information candidate derivation unit configured to derive a spatial inter prediction information candidate from inter prediction information of a block spatially neighboring a coding target block and set the spatial inter prediction information candidate as an inter prediction information candidate of the coding target block; and a history-based inter prediction information candidate derivation unit configured to derive a history-based inter prediction information candidate from the inter prediction information stored in the history-based motion vector predictor candidate list and set the history-based inter prediction information candidate as an inter prediction information candidate of the coding target block. The history-based inter prediction information candidate derivation unit compares a predetermined number of inter prediction information elements from latest inter prediction information within the inter prediction information stored in the history-based motion vector predictor candidate list with the spatial inter prediction information candidate and sets the inter prediction information as a history-based inter prediction information candidate when a value of the inter prediction information is different.
H04N 19/00 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
H04N 19/137 - Motion inside a coding unit, e.g. average field, frame or block difference
H04N 19/105 - Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
H04N 19/159 - Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
H04N 19/176 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
16.
CONTROL CHANNEL SIGNALLING FOR TRIGGERING THE INDEPENDENT TRANSMISSION OF A CHANNEL QUALITY INDICATOR
A communication apparatus has a receiver and a transmitter. The receiver, in operation receives a control signal including a Modulation and Coding Scheme (MCS) Index, a channel quality indicator (CQI) trigger and information indicating uplink resource blocks. The transmitter in operation, determines whether to multiplex an aperiodic CQI report with data in an uplink signal based on the MCS Index, the channel quality indicator trigger, the information indicating uplink resource blocks, and a threshold number of resource blocks, and transmits the uplink signal.
H04B 7/06 - Diversity systemsMulti-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
Technology for improving coding efficiency by performing a block split suitable for picture coding and decoding is provided. A device includes a coding information storage unit configured to store inter prediction information used in the inter prediction of a coded block in a history-based motion vector predictor candidate list, a spatial inter prediction information candidate derivation unit configured to derive a spatial inter prediction information candidate from inter prediction information of a block spatially neighboring a coding target block and set the spatial inter prediction information candidate as an inter prediction information candidate of the coding target block; and a history-based inter prediction information candidate derivation unit configured to derive a history-based inter prediction information candidate from the inter prediction information stored in the history-based motion vector predictor candidate list and set the history-based inter prediction information candidate as an inter prediction information candidate of the coding target block. The history-based inter prediction information candidate derivation unit compares a predetermined number of inter prediction information elements from latest inter prediction information within the inter prediction information stored in the history-based motion vector predictor candidate list with the spatial inter prediction information candidate and sets the inter prediction information as a history-based inter prediction information candidate when a value of the inter prediction information is different.
H04N 19/00 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
H04N 19/137 - Motion inside a coding unit, e.g. average field, frame or block difference
H04N 19/105 - Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
H04N 19/159 - Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
H04N 19/176 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
18.
Picture coding device, picture coding method, picture coding program, picture decoding device, picture decoding method, and picture decoding program
There is provided a technique including: a merging candidate constructor structured to construct a merging candidate list including merging candidates having a maximum number of merging candidates including spatial merging candidates; a normal merging candidate selector structured to select a normal merging candidate that is uni-prediction or bi-prediction from the merging candidate list based on a merge index; and a triangle merging candidate selector structured to select a first triangle merging candidate that is uni-prediction from the merging candidate list based on a first triangle merge index and select a second triangle merging candidate that is uni-prediction based on a second triangle merge index, in which a first maximum number of triangle merging candidates regarding the first triangle merge index is the same as the maximum number of merging candidates.
H04N 19/82 - Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
H04N 19/105 - Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
H04N 19/159 - Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
H04N 19/172 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a picture, frame or field
19.
Media downlink transmission control method and related device
A media downlink transmission control method and a related device, the method including receiving a remote media reception message sent by an authorized terminal, where the remote media reception message includes a target user identifier, determining a first target media stream based on the remote media reception message, and sending the first target media stream to a destination terminal corresponding to the target user identifier.
G06F 15/16 - Combinations of two or more digital computers each having at least an arithmetic unit, a program unit and a register, e.g. for a simultaneous processing of several programs
H04L 65/613 - Network streaming of media packets for supporting one-way streaming services, e.g. Internet radio for the control of the source by the destination
H04L 65/1089 - In-session procedures by adding mediaIn-session procedures by removing media
H04L 65/1093 - In-session procedures by adding participantsIn-session procedures by removing participants
20.
Picture decoding device, picture decoding method, and picture decoding program with history-based candidate selection
Technology for improving coding efficiency by performing a block split suitable for picture coding and decoding is provided. A picture decoding device includes a spatial candidate derivation unit configured to derive a spatial candidate from inter prediction information of a block neighboring a decoding target block and register the derived spatial candidate as a candidate in a first candidate list, a history-based candidate derivation unit configured to generate a second candidate list by adding a history-based candidate included in a history-based candidate list as a candidate to the first candidate list, a candidate selection unit configured to select a selection candidate from candidates included in the second candidate list; and an inter prediction unit configured to perform inter prediction using the selection candidate. The history-based candidate derivation unit switches between whether or not a history-based candidate overlapping a candidate included in the first candidate list is added in accordance with a prediction mode.
H04N 19/105 - Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
H04N 19/159 - Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
H04N 19/176 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
Provided is a picture encoding device that divides a picture into blocks and performs encoding for each of the divided blocks. A primary signal block divider divides a primary signal of the picture into rectangles having a predetermined size, and generates a primary signal block. A secondary signal block divider divides a secondary signal of the picture into rectangles having a predetermined size, and generates a secondary signal block. A primary signal predictor predicts a primary signal, and a secondary signal predictor predicts a secondary signal. The secondary signal predictor can perform inter prediction of predicting a secondary signal from an encoded primary signal, and the inter prediction is restricted based on at least one of a size of the primary signal block and a size of the secondary signal block.
H04N 19/119 - Adaptive subdivision aspects e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
H04N 19/176 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
H04N 19/186 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a colour or a chrominance component
H04N 19/50 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
In order to provide low-load, efficient coding technology, a moving-picture decoding device includes a spatial motion information candidate derivation unit configured to derive a spatial motion information candidate from motion information of a block neighboring a decoding target block in a space domain and a history-based motion information candidate derivation unit configured to derive a history-based motion information candidate from a memory where motion information of a decoded block is retained, wherein the history-based motion information candidate derivation unit preferentially derives old motion information without making a comparison of the motion information with the spatial motion information candidate.
H04N 19/105 - Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
H04N 19/137 - Motion inside a coding unit, e.g. average field, frame or block difference
H04N 19/176 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
H04N 19/51 - Motion estimation or motion compensation
H04N 19/119 - Adaptive subdivision aspects e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
23.
Base station device, terminal device and communication method
In a terminal, a control unit transmits a bundle response signal using a resource in a basic region of an uplink control channel in an uplink unit band of a unit band group when no error is detected in each of a plurality of pieces of downlink data of the unit band group, the uplink control channel in the uplink unit band being associated with a downlink control channel in a basic unit band that is a downlink unit band in which a broadcast channel signal including information relating to the uplink unit band is transmitted, and the control unit transmits the bundle response signal using a resource in an additional region of the uplink control channel when an error is detected in each of the plurality of pieces of downlink data.
H04L 1/16 - Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
H04L 5/00 - Arrangements affording multiple use of the transmission path
H04L 1/18 - Automatic repetition systems, e.g. Van Duuren systems
H04B 7/06 - Diversity systemsMulti-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
H04L 5/00 - Arrangements affording multiple use of the transmission path
Embodiments of this application provide resource allocation methods and apparatuses. One method includes: receiving, by a terminal device, resource allocation information that indicates a first resource, determining, by the terminal device, a second resource based on the resource allocation information and an offset value represented by M, wherein the offset value is configured based on higher layer signaling and indicates a start location of the first resource offsets from a start location of the second resource by M resource units, and sending, by the terminal device, uplink data on the second resource to a network device.
It is possible to improve the CQI reception performance even when a delay is caused in a propagation path, a transmission timing error is caused, or a residual interference is generated between cyclic shift amounts of different ZC sequences. For the second symbol and the sixth symbol of the ACK/NACK signal which are multiplexed by RS of CQI, (+, +) or (−, −) is applied to a partial sequence of the Walsh sequence. For RS of CQI transmitted from a mobile station, + is added as an RS phase of the second symbol and − is added as an RS phase of the sixth symbol. A base station (100) receives multiplexed signals of ACK/NACK signals and CQI signals transmitted from a plurality of mobile stations. An RS synthesis unit (119) performs synthesis by aligning the RS phase of CQI.
H04L 1/00 - Arrangements for detecting or preventing errors in the information received
H04L 1/16 - Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
The present application discloses a DCN processing method for a PLMN that is applied to a network sharing scenario. An access feedback message of a network side is received, and selection assistance information of a DCN and an identifier of a PLMN that serves UE are obtained from the access feedback message, so as to know a PLMN that is actually accessed by the UE. A correspondence between the selection assistance information of the DCN and the identifier of the PLMN that serves the UE is stored. When the UE moves to coverage of the PLMN, a requested DCN to be accessed can be directly determined according to the correspondence, and a RAN node is requested to access the determined DCN. Therefore, a redirection process is reduced, and resource overheads are reduced.
A radio transmitting device and method enables reduction of an increase of CQI memories for the control channel and an improvement of the throughput of the data channel. When multiplex transmission through the control channel and the data channel is carried out and when adaptive modulation is applied to both channels, an MCS selecting section (108) is provided with one CQI table for the data channel and CQI tables for the control channel, and a table selecting MCS determining section (201) selects one of the tables depending on the transmission bandwidth of the terminal and determines the MCS of the control channel while looking up the selected CQI table.
Embodiments of the present invention provide a wireless broadband communication method, device, and system. The method provided in an embodiment of the present invention includes: establishing, by a macro base station, a Radio Resource Control (RRC) connection with a user equipment (UE); receiving, by a small cell, a configuration message sent, through a wired or wireless interface, by the macro base station; and establishing, by the small cell, a user plane connection between the small cell and the UE based on the RRC connection and the configuration message, and establishing a data bearer with the UE on the user plane connection.
Provided is a radio communication base station device which can suppress a use amount of an SRS communication resource. In this device, a correlation rule setting unit (102) sets a rule for correlating a preamble with an SRS transmission time interval so that the preamble transmission time band and the SRS transmission time band are in the same transmission time band. An SRS transmission band decision unit (103) decides a time interval of a transmission time band which can transmit the SRS according to the preamble transmission time interval inputted from a preamble transmission band decision unit (101) and the correlation rule setting unit (102).
This application provides an information transmission method and a communications apparatus. The method includes: receiving downlink control information DCI, where the DCI includes indication information, the indication information indicates at least one demodulation reference signal DMRS antenna port group and layer information of downlink data, the at least one DMRS antenna port group is one or more of a plurality of DMRS antenna port groups, and DMRS antenna ports in a same DMRS antenna port group satisfy a quasi co-location QCL relationship; and determining, based on the indication information, a DMRS antenna port occupied by the downlink data. According to embodiments of this application, a DMRS antenna port can be indicated when DMRS antenna ports are grouped.
H04L 5/10 - Channels characterised by the type of signal the signals being represented by different frequencies with dynamo-electric generation of carriersChannels characterised by the type of signal the signals being represented by different frequencies with mechanical filters or demodulators
H04L 5/00 - Arrangements affording multiple use of the transmission path
Embodiments of this application provide a data sending method, a data receiving method, a transmit-end device, and a receive-end device. The data sending method provided in the embodiments of this application may include: performing scrambling code initialization to generate a scrambling code; scrambling a data block based on the scrambling code; repeatedly sending the scrambled data block; performing scrambling code initialization to generate a new scrambling code when an interval after previous scrambling code initialization of the data block is greater than or equal to a preset scrambling code initialization parameter threshold; scrambling the data block again based on the generated new scrambling code; and repeatedly sending the data block scrambled again. The embodiments of this application can improve efficiency of data transmission between a transmit-end device and a receive-end device.
Provided is a technique for increasing encoding efficiency by carrying out block division suited for image encoding and decoding. This image decoding device is provided with: a space candidate derivation unit that derives a space candidate from inter prediction information of a block adjacent to a block to be decoded, and registers the space candidate as a candidate in a first candidate list; a history candidate derivation unit that adds a history candidate included in a history candidate list as a candidate to the first candidate list so as to generate a second candidate list; a candidate selection unit that selects a selection candidate from candidates included in the second candidate list; and an inter prediction unit that carries out inter prediction by using the selection candidate, wherein, in accordance with a prediction mode, the history candidate derivation unit performs switching of whether or not a history candidate overlapping a candidate included in the first candidate list is to be added.
H04N 19/52 - Processing of motion vectors by encoding by predictive encoding
H04N 19/70 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
34.
Data communication method, terminal device, and network device
Embodiments of the present disclosure provide a data communication method, a terminal device, and a network device. In the solution, a terminal device receives first indication information in a first time period; and the terminal device transmits first information in a second time period, where a duration of the first time period is a first time unit, a duration of the second time period is a second time unit, and a duration of the second time unit is greater than a duration of the first time unit. In this way, although the terminal device receives the first indication information in a first time unit N, the terminal device transmits the first information in a second time unit M whose duration is greater than that of the first time unit.
Disclosed is an information transmission method. The method includes that: a first communication node determines a resource or parameter for a second communication node to transmit a reference signal, and indicates the resource or parameter to the second communication node through signaling; and the second communication node receives the signaling transmitted by the first communication node, determines the resource or parameter for transmitting the reference signal based on the signaling or based on the signaling and a rule predefined by the first communication node and the second communication node, and uses the determined resource or parameter to transmit the reference signal.
A communication method is provided. In the method, if a first logical channel of a terminal device does not have an uplink resource for carrying a scheduling request (SR) and the terminal device is in a first SR state, remaining, by the terminal device, in the first SR state and/or a first buffer status report (BSR) state until data of the first logical channel and/or a BSR are/is sent, where the BSR is used to indicate buffer status information of a logical channel group including the first logical channel. When a logical channel of the terminal device does not have an uplink resource for carrying the scheduling request, a problem that the terminal device cannot obtain an uplink transmission resource can be resolved.
The present disclosure provides a processing method and apparatus for recovering a beam. The method includes: generating a first type of signaling when K elements in a beam related parameter set trigger one or more thresholds; and sending the first type of signaling to a second communication node, where the beam related parameter set includes Q elements, where Q and K are both positive integers, and K is less than or equal to Q. Through the present disclosure, the technical problems that a beam cannot be recovered after beam link failure, and beam and channel state information reports or beam and channel state information report requests cannot be actively initiated in a millimeter wave communication system are solved.
The present application discloses a discovery method and device, and relates to the field of wireless communications technologies, to resolve a problem that existing two communication parties cannot accurately discover each other, and then it cannot be ensured that the two communication parties perform service communication in a Prose manner. The method provided in the present application includes: sending a discovery message, where the discovery message includes application layer identifier information of a discovery target, and the discovery target is at least one target user or at least one communications group of a first user that uses the first MCPTT UE; and receiving a response message sent by second MCPTT UE, where the response message includes a layer 2 identifier of the second MCPTT UE and an application layer identifier of a user that uses the second MCPTT UE.
A communication apparatus has a receiver and a transmitter. The receiver, in operation receives a control signal including a Modulation and Coding Scheme (MCS) Index, a channel quality indicator (CQI) trigger and information indicating uplink resource blocks. The transmitter in operation, determines whether to multiplex an aperiodic CQI report with data in an uplink signal based on the MCS Index, the channel quality indicator trigger, the information indicating uplink resource blocks, and a threshold number of resource blocks, and transmits the uplink signal.
H04B 7/06 - Diversity systemsMulti-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
The present disclosure relates to methods and devices for adjusting a contention window size. One example method includes obtaining, by a first device, at least two hybrid automatic repeat request (HARQ) states corresponding to a first HARQ process identifier, where the at least two HARQ states are different, and the first HARQ process identifier is a HARQ process identifier used when the first device sends data to a second device in a reference time unit, determining, by the first device, a valid HARQ state in the at least two HARQ states, and adjusting a contention window size for a first burst based on the valid HARQ state, where the first burst is later than the reference time unit.
Embodiments of the present invention provide a method performed by a terminal device, comprising: sending a first data packet to a network device in a first time unit in a GUL transmission manner, where the first data packet corresponds to a first HARQ process number, and the first data packet corresponds to first new data indication information; receiving first instruction information, where the first instruction information is used to instruct the terminal device to send a second data packet in a second time unit, the second data packet corresponds to the first HARQ process number, and the second data packet corresponds to second new data indication information sent by the network device; and performing buffering processing on the first data packet or sending the second data packet, based on a value of the first new data indication information and a value of the second new data indication information.
Embodiments of the present disclosure provide an information transmission method and an apparatus, where the information transmission method includes: determining, by a base station, a first transmission resource; sending, by the base station, first information using the first transmission resource, where the first information includes at least one of system information or control information for scheduling system information; determining, by the base station, at least one second transmission resource; and sending, by the base station, second information to UE by using the second transmission resource, where the second information includes at least one of: a paging message, a random access response message, a contention resolution message, control information for scheduling a paging message, control information for scheduling a random access response message, or control information for scheduling a contention resolution message.
A connection establishment method, device, and system are provided to improve security of a relay service function fora first user equipment connecting to any other user equipment. The method includes: receiving, by the first user equipment, a served object group identifier sent by a network device; receiving discovery information sent by a second user equipment; and, when determining that an identifier of a second group is included in the served object group identifier, establishing a connection between the first and second user equipment according to a data link layer identification (ID) of the second user equipment.
In a terminal, a control unit transmits a bundle response signal using a resource in a basic region of an uplink control channel in an uplink unit band of a unit band group when no error is detected in each of a plurality of pieces of downlink data of the unit band group, the uplink control channel in the uplink unit band being associated with a downlink control channel in a basic unit band that is a downlink unit band in which a broadcast channel signal including information relating to the uplink unit band is transmitted, and the control unit transmits the bundle response signal using a resource in an additional region of the uplink control channel when an error is detected in each of the plurality of pieces of downlink data.
H04L 1/16 - Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
H04L 5/00 - Arrangements affording multiple use of the transmission path
H04L 1/18 - Automatic repetition systems, e.g. Van Duuren systems
The present invention relates to the field of communications technologies, and in particular, to a CSI reporting method, a CSI receiving method, and an apparatus, to resolve a technical problem that PUCCH resource overheads are relatively large during CSI reporting. In embodiments of the present invention, at least two PUCCH resources are configured for each downlink carrier group. CSI that needs to be reported in one uplink subframe may be obtained, and a format of a corresponding PUCCH resource is determined according to the to-be-reported CSI. For example, the determined format is referred to as a first format. Then, all of the to-be-reported CSI is reported after being added to a first first-format PUCCH resource.
Provided is a picture encoding device that divides a picture into blocks and performs encoding for each of the divided blocks. A primary signal block divider divides a primary signal of the picture into rectangles having a predetermined size, and generates a primary signal block. A secondary signal block divider divides a secondary signal of the picture into rectangles having a predetermined size, and generates a secondary signal block. A primary signal predictor predicts a primary signal, and a secondary signal predictor predicts a secondary signal. The secondary signal predictor can perform inter prediction of predicting a secondary signal from an encoded primary signal, and the inter prediction is restricted based on at least one of a size of the primary signal block and a size of the secondary signal block.
H04N 19/119 - Adaptive subdivision aspects e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
H04N 19/176 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
H04N 19/186 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a colour or a chrominance component
H04N 19/50 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
The present disclosure relates to apparatus, methods, and systems for cell selection. One example method includes measuring a received signal communication parameter value of a first cell, determining whether the communication parameter value is greater than a first threshold, if the communication parameter value is less than or equal to the first threshold, obtaining a second threshold, determining whether the communication parameter value is greater than the second threshold, and if the communication parameter value is greater than the second threshold, setting the first cell as a serving cell of a terminal device.
The present disclosure relates to communication methods and devices. One example method includes determining that a downlink bandwidth belongs to one of N downlink bandwidth sets, where each downlink bandwidth set of the N downlink bandwidth sets corresponds to one first value and one second value, at least two first values corresponding to at least two downlink bandwidth sets of the N downlink bandwidth sets are different, each downlink bandwidth set of the N downlink bandwidth sets corresponds to a same second value, the second value is a common divisor of N first values corresponding to the N downlink bandwidth sets, determining that a quantity of resource blocks included in a first resource block group is a first value corresponding to the downlink bandwidth set to which the downlink bandwidth belongs, and determining that a quantity of resource blocks included in a precoding resource block group is the second value.
A mobile terminal includes circuitry, a transmitter and a receiver. The circuitry, in operation, generates a CQI for each subcarrier (SC) group of multiple subcarrier groups, a plurality of subcarriers consecutive in a frequency domain being grouped into the multiple subcarrier groups. The transmitter, in operation, reports first respective CQIs of the multiple SC groups in inconsecutive time resources based on a first period, and reports, based on a second period, second respective CQIs of the multiple SC groups in inconsecutive time resources based on the first period, the second period being longer than the first period. The receiver, in operation, receives information indicative of the first period.
H04J 3/16 - Time-division multiplex systems in which the time allocation to individual channels within a transmission cycle is variable, e.g. to accommodate varying complexity of signals, to vary number of channels transmitted
H04B 7/06 - Diversity systemsMulti-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
H04L 1/00 - Arrangements for detecting or preventing errors in the information received
H04L 5/00 - Arrangements affording multiple use of the transmission path
H04W 24/00 - Supervisory, monitoring or testing arrangements
A media downlink transmission control method and a related device, the method including receiving a remote media reception message sent by an authorized terminal, where the remote media reception message includes a target user identifier, determining a first target media stream based on the remote media reception message, and sending the first target media stream to a destination terminal corresponding to the target user identifier.
G06F 15/16 - Combinations of two or more digital computers each having at least an arithmetic unit, a program unit and a register, e.g. for a simultaneous processing of several programs
H04L 29/06 - Communication control; Communication processing characterised by a protocol
51.
Method and apparatus for transmitting uplink information
A method and an apparatus for transmitting uplink information, the method including configuring, by a base station, a flexible subframe for a user equipment (UE), where the flexible subframe is a subframe in which the base station is configured to receive or transmit data according to a time division duplex (TDD) uplink-downlink subframe configuration of the subframe, and sending, by the base station, resource configuration indication information and subframe configuration indication information to the UE, where the resource configuration indication information indicates the flexible subframe and a subframe direction to which the flexible subframe currently needs to be applied, where the subframe direction is a direction of transmission with respect to the base station, and where the subframe configuration indication information instructs the UE to transmit uplink information according to the subframe configuration indication information.
A HARQ-ACK information feedback method is disclosed. In an embodiment, a feedback method includes performing data channel detection on a first downlink subframe, performing data channel detection on a second downlink subframe, wherein the second downlink subframe does not overlap with the first downlink subframe in time domain, sending first HARQ-ACK information to a network device by using a first uplink channel when determining that the first downlink subframe includes a first downlink data channel and that the second downlink subframe does not include a second downlink data channel, wherein the first HARQ-ACK information indicates a receiving status of the first downlink data channel and that a first length of a time domain resource corresponding to the first downlink data channel is different from a second length of a time domain resource corresponding to the second downlink data channel.
Disclosed is an information transmission method. The method includes that: a first communication node determines a resource or parameter for a second communication node to transmit a reference signal, and indicates the resource or parameter to the second communication node through signaling; and the second communication node receives the signaling transmitted by the first communication node, determines the resource or parameter for transmitting the reference signal based on the signaling or based on the signaling and a rule predefined by the first communication node and the second communication node, and uses the determined resource or parameter to transmit the reference signal.
A wireless communication method is provided. The method includes: determining, by a terminal device, a first coefficient, where the first coefficient belongs to a first coefficient set corresponding to a first transmission time interval TTI, the first coefficient set includes N coefficients, N≥2, and the N coefficients include at least two coefficients used for uplink transmission in the first TTI, or at least two coefficients used for downlink transmission in the first TTI; determining, by the terminal device, a first transport block size TBS based on the first coefficient; and performing, by the terminal device, wireless communication based on the first TBS in the first TTI. Reliability and accuracy of wireless communication can be improved.
A method for sending control information includes: determining, by a network device based on a first time-frequency domain resource for sending first control information, at least one information field included in the first control information; determining, by the network device, a quantity of bits of the first control information based on the at least one information field; and sending, by the network device, the first control information to a user terminal on the first time-frequency domain resource based on the quantity of bits of the first control information. The present application can improve data transmission efficiency.
A terminal device, a network device, and a group communication method, where the terminal device includes a receiver configured to receive a first message from a network device, where the first message includes at least one group service identifier, and one group service identifier corresponds to one group service, and receive, according to the received first message, a first group service corresponding to a first group service identifier of the terminal device.
H04W 4/06 - Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]Services to user groupsOne-way selective calling services
An access control method, including obtaining, by a protocol-stack upper layer of a terminal, an override identifier, starting, by the protocol-stack upper layer of the terminal, an application specific congestion control for data connectivity (ACDC) check according to a service initiated by the terminal, and, if the protocol-stack upper layer of the terminal confirms that the service initiated by the terminal can pass the ACDC check and determines that the override identifier corresponding to an application identifier of the service passing the ACDC check is overriding an access class barring (ACB) check, sending, by the protocol-stack upper layer of the terminal, an radio resource control (RRC) establishment request message to an access layer of the terminal, where the request message carries an indication of not performing an ACB check.
Embodiments of the present disclosure provide a message processing method and apparatus. The method includes: determining a transmission type of information to be sent to a terminal device and a transmission parameter corresponding to the transmission type; and sending, to the terminal device, a notification message carrying an indication field, where the indication field is used to indicate the transmission type and the transmission parameter, so that the terminal device receives data based on the transmission type and the transmission parameter; and at least one state of the indication field indicates that the transmission type is a first multiuser superposition transmission type, or at least one state of the indication field indicates that the transmission type is a third multiuser superposition transmission type. Based on the message processing method and apparatus provided in the embodiments of the present disclosure, transmission efficiency of a system can be increased.
Embodiments of the present invention provide a control channel transmission method, a network device, and a terminal device. The method includes: mapping a first control channel to M consecutively-numbered first transmission elements, where the first control channel is used to schedule a data channel, a transmission element is a smallest unit used to transmit a control channel, and M≥1; and sending the first control channel to a terminal device.
A processing method for terminal access to a 3GPP network is provided. UE sends an access request message to a core network device on the 3GPP network, and the core network device sends an unauthorized access message to the UE after determining that the UE has no permission to access the 3GPP network. The unauthorized access message includes authentication information of the core network device. The UE performs authentication on the core network device according to the authentication information of the core network device, and executes a corresponding network access policy after authentication on the core network device by the UE succeeds, that is, after the UE determines that a source of the unauthorized access message is authorized.
Disclosed are a method, a base station and a user equipment for subframe configuration in a time division duplex system. The method comprises: a base station determining a subframe number of a flexible subframe in a radio frame; the base station determining a feature of the flexible subframe corresponding to the subframe number, where the feature indicates that the flexible subframe is an uplink subframe or a downlink subframe; and the base station sending to a user equipment a first signaling via a downlink control channel, where the first signaling includes the feature of the flexible subframe corresponding to the subframe number.
In a terminal, a control unit transmits a bundle response signal using a resource in a basic region of an uplink control channel in an uplink unit band of a unit band group when no error is detected in each of a plurality of pieces of downlink data of the unit band group, the uplink control channel in the uplink unit band being associated with a downlink control channel in a basic unit band that is a downlink unit band in which a broadcast channel signal including information relating to the uplink unit band is transmitted, and the control unit transmits the bundle response signal using a resource in an additional region of the uplink control channel when an error is detected in each of the plurality of pieces of downlink data.
H04L 1/16 - Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
H04L 1/18 - Automatic repetition systems, e.g. Van Duuren systems
H04L 5/00 - Arrangements affording multiple use of the transmission path
The present application provides a method and an apparatus for allocating control channel candidates, which relate to the communications field, and can allocate control channel candidates at different aggregation levels to K ePDCCH sets and reduce complexity of blind detection performed by a UE. The method includes: determining K sets for transmitting a control channel, where each set in the K sets includes at least one physical resource block pair; and allocating control channel candidates at each aggregation level to at least one set in the K sets according to at least one of aggregation levels supported by the control channel to be transmitted, the number of control channel candidates corresponding to each aggregation level, the K sets for transmitting the control channel, and types of the sets.
Embodiments of the present disclosure provide a method for receiving D2D discovery information and an apparatus. The method for receiving D2D discovery information includes: sending, by an upper layer of a radio resource control RRC layer of a D2D communication device, a first instruction to a physical layer of the D2D communication device, where the first instruction is used to instruct the physical layer to switch from a D2D sleep state to a D2D listening state; and receiving, by the physical layer of the D2D communication device, the first instruction and switching from the D2D sleep state to the D2D listening state according to the first instruction, to listen to D2D discovery information. This reduces power consumption of the D2D communication device and prolongs a standby time of the D2D communication device.
The present invention relates to the communications field, and provides an uplink data sending method and apparatus, so as to adapt to uplink channel sending in a case of a shortened transmission cycle. The method includes: performing, by a terminal, power control depending on whether a time domain resource on which an uplink channel is located carries a reference signal (RS) of the uplink channel; determining first transmission power of a first uplink channel; and sending, by the terminal, the first uplink channel at the first transmission power. The foregoing method improves accuracy of uplink channel demodulation by a base station.
H04W 52/50 - TPC being performed in particular situations at the moment of starting communication in a multiple access environment
H04W 52/28 - TPC being performed according to specific parameters using user profile, e.g. mobile speed, priority or network state, e.g. standby, idle or non-transmission
H04W 52/14 - Separate analysis of uplink or downlink
H04L 5/00 - Arrangements affording multiple use of the transmission path
H04W 52/34 - TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading
A radio transmitting device and method enables reduction of an increase of CGI memories for the control channel and an improvement of the throughput of the data channel. When multiplex transmission through the control channel and the data channel is carried out and when adaptive modulation is applied to both channels, an MCS selecting section is provided with one CQI table for the data channel and CQI tables for the control channel, and a table selecting MCS determining section selects one of the tables depending on the transmission bandwidth of the terminal and determines the MCS of the control channel while looking up the selected CQI table.
Embodiments of the present invention provide a wireless broadband communication method, device, and system. The method provided in an embodiment of the present invention includes: establishing, by a macro base station, a Radio Resource Control RRC connection with a user equipment UE; receiving, by a small cell, a configuration message sent, through a wired or wireless interface, by the macro base station; and establishing, by the small cell, a user plane connection between the small cell and the UE based on the RRC connection and the configuration message, and establishing a data bearer with the UE on the user plane connection.
The present invention discloses a method and device for maintaining service continuity. The method for maintaining service continuity includes: receiving, by a base station, a first notification, which is sent by an MCE, for stopping scheduling of an MBMS service; and notifying, by the base station, user equipment of MBMS service scheduling stop information, and continuing to schedule the MBMS service. In this way, a service interruption time that is caused when UE receives a service after an MCE stops scheduling of the service can be effectively reduced.
H04W 4/06 - Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]Services to user groupsOne-way selective calling services
H04W 76/40 - Connection management for selective distribution or broadcast
Information about amounts of to-be-transmitted data of a communication group may be reported to a base station, so that the base station can schedule data for the communication group. The information about the amount of the to-be-transmitted data includes identification information of the communications group, and a buffer status report of a logical channel group corresponding to the communications group.
A user equipment receives first signaling from a base station through a physical downlink shared channel (PDSCH), and receives second signaling from the base station through a physical downlink control channel (PDCCH) or an enhanced physical downlink control channel (ePDCCH), where the first signaling includes a first time division duplexing TDD uplink-downlink configuration, and the second signaling includes a second TDD uplink-downlink configuration; the user equipment determines, according to the first TDD uplink-downlink configuration, an uplink subframe for sending a random access message; and the user equipment sends the random access message to the base station in the determined uplink subframe.
A quality parameter transmission method includes: sending, by the network side device, a first request message to the terminal, where the first request message is used to request a quality parameter related to user experience of a preset service; and after receiving the first request message from the network side device, sending, by the terminal, the quality parameter to the network side device. The network side device obtains, from the terminal, the quality parameter related to user experience of the preset service, and therefore can evaluate network operation quality by using the quality parameter, to facilitate network optimization, provide better network quality for the terminal, and improve user experience.
Embodiments of the present invention provide a method and a device for associating a user with a group. The method includes: receiving, by a first communications device, a first association request sent by a second communications device, where the first association request includes an identifier of an MCPTT user and identifiers of N MCPTT groups, and N is a positive integer; associating the MCPTT user with M MCPTT groups of the N MCPTT groups according to association subscription information of the MCPTT user; and sending a first association response to the second communications device, where the first association response is used to indicate that the MCPTT user is successfully associated with the M MCPTT groups of the N MCPTT groups, 1≤M≤N, and M is an integer. In this way, the MCPTT user is associated with the M MCPTT groups that the MCPTT user is interested in.
The present invention makes it possible to easily add a desired bookmark to video content. The present invention comprises: a first control means (11) for reproducing a still image or a video of video content, within a screen of a display means (30); a second control means (12) for displaying, overlaid on the video content for just a prescribed period on the time axis of the video content, bookmark data indicating a bookmark of a prescribed shape, such display performed at a prescribed position or range within the screen, and during still image reproduction or video reproduction of the video content; and a holding means (13) for holding the bookmark data in association with the time axis of the video content.
H04N 21/431 - Generation of visual interfacesContent or additional data rendering
G06F 3/0481 - Interaction techniques based on graphical user interfaces [GUI] based on specific properties of the displayed interaction object or a metaphor-based environment, e.g. interaction with desktop elements like windows or icons, or assisted by a cursor's changing behaviour or appearance
G06F 17/30 - Information retrieval; Database structures therefor
G09G 5/00 - Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
G09G 5/377 - Details of the operation on graphic patterns for mixing or overlaying two or more graphic patterns
H04N 5/92 - Transformation of the television signal for recording, e.g. modulation, frequency changingInverse transformation for playback
H04N 21/4722 - End-user interface for requesting content, additional data or servicesEnd-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification or for manipulating displayed content for requesting additional data associated with the content
74.
Radio transmission device and radio transmission method
It is possible to improve the CQI reception performance even when a delay is caused in a propagation path, a transmission timing error is caused, or a residual interference is generated between cyclic shift amounts of different ZC sequences. For the second symbol and the sixth symbol of the ACK/NACK signal which are multiplexed by RS of CQI, (+, +) or (−, −) is applied to a partial sequence of the Walsh sequence. For RS of CQI transmitted from a mobile station, + is added as an RS phase of the second symbol and − is added as an RS phase of the sixth symbol. A base station (100) receives multiplexed signals of ACK/NACK signals and CQI signals transmitted from a plurality of mobile stations. An RS synthesis unit (119) performs synthesis by aligning the RS phase of CQI.
H04L 1/00 - Arrangements for detecting or preventing errors in the information received
H04L 1/16 - Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
Embodiments of the present invention disclose methods and apparatuses for receiving and sending a control channel, and are applicable to the field of communications technologies. In the embodiments of the present invention, a base station carries scheduling information of a user equipment of an R11 system in both the PDCCH region and the E-PDCCH region of a downlink subframe. In this way, the user equipment needs to detect the control channel within the PDCCH region and the E-PDCCH region, so that resources of the two regions are available to the user equipment of the R11 system. Moreover, the user equipment detects only the control channel of the first type in the PDCCH region, and detects control channels of the other type in the E-PDCCH region. The method in the embodiments of the present invention does not increase the number of control channel detections.
A control information processing method, a base station, and a terminal are provided. A base station determines jointly encoded control information for an uplink subframe, where the jointly encoded control information is control information obtained by jointly encoding first control information and second control information; and the base station sends the jointly encoded control information. A terminal receives jointly encoded control information sent by a base station, where the jointly encoded control information is for an uplink subframe, and is control information obtained by jointly encoding first control information and second control information; and the terminal performs clear channel assessment CCA based on the jointly encoded control information, and occupies, after finishing the CCA, the uplink subframe to send a signal. According to the present invention, control signaling overheads can be reduced.
The present application provides a method, a base station controller, and a user equipment. The method includes: determining, by a base station controller of a user equipment, a first access point set, and sending information about the first access point set to the user equipment; and determining, by the user equipment according to the first access point set, an access point for accessing a wireless local area network. In embodiments of the present application, when a user equipment needs to access a wireless local area network through an access point to access the Internet, a base station controller may notify the user equipment of an available access point. In this way, the user equipment can access the wireless local area network directly through the available access point and does not need to request a password from an operator and enter the password during access.
Embodiments of this application provide a data sending method, a data receiving method, a transmit-end device, and a receive-end device. The data sending method provided in the embodiments of this application may include: performing scrambling code initialization to generate a scrambling code; scrambling a data block based on the scrambling code; repeatedly sending the scrambled data block; performing scrambling code initialization to generate a new scrambling code when an interval after previous scrambling code initialization of the data block is greater than or equal to a preset scrambling code initialization parameter threshold; scrambling the data block again based on the generated new scrambling code; and repeatedly sending the data block scrambled again. The embodiments of this application can improve efficiency of data transmission between a transmit-end device and a receive-end device.
The present invention provides an uplink data sending method. The method includes: receiving, by a terminal device, scheduling signaling in at least one downlink time interval in a downlink time interval set, where the scheduling signaling is used to schedule uplink data, and any downlink time interval in the downlink time interval set belongs to a downlink subframe n; determining, by the terminal device, an uplink time interval corresponding to the at least one downlink time interval, where the any downlink time interval in the downlink time interval set is corresponding to the determined uplink time interval, the determined uplink time interval belongs to an uplink subframe n+k, and k is equal to 0, 1, 2, or 3; and sending, by the terminal device, the uplink data in the determined uplink time interval. In the foregoing solution, a latency from receiving scheduling information to sending uplink data can be reduced.
An uplink information transmission method, a terminal device, and an access network device are provided. The method includes: obtaining, by a terminal device, indication information for sending uplink information on a first symbol set of a target carrier; and sending, by the terminal device, the uplink information in a second time in a time occupied by the first symbol set. The second time is a time in the time occupied by the first symbol set other than a first time, and is a time in which the terminal device is allowed to access a channel of the target carrier to send the uplink information.
In an uplink information sending method, a terminal device receives scheduling information sent by an access network device in a first time unit. The terminal device determines a second time unit and a first time offset. The second time unit is after the first time unit, and the second time unit carries downlink information sent by the access network device. The terminal device further determines a third time unit. The third time unit is a time unit that is offset from the second time unit by the first time offset. Further, the terminal device sends first uplink information scheduled by using the scheduling information in the third time unit. In this way, information transmission flexibility and reliability can be improved.
A base station device, user equipment, and a method for reporting channel state information are disclosed. The base station device receives at least one piece of aperiodic channel state information (CSI) from user equipment, where the at least one piece of aperiodic CSI corresponds to an aperiodic CSI measurement result on a first reference subframe, the aperiodic CSI measurement result on the first reference subframe is an aperiodic CSI measurement result of a first downlink subframe set, and the first reference subframe is a subframe in the first downlink subframe set. The base station device effectively receives an aperiodic channel state measurement result of the downlink subframe set.
H04L 5/00 - Arrangements affording multiple use of the transmission path
H04B 7/06 - Diversity systemsMulti-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
83.
Reference signal transmission method, apparatus, and system
The present disclosure relates to a reference signal transmission method. In one example method, physical layer signaling is received by a terminal device. The physical layer signaling includes configuration information. The configuration information indicates a time domain resource of a reference signal. The time domain resource of the reference signal is determined by the terminal device according to the configuration information. The reference signal and a first physical channel is sent by the terminal device. The reference signal is used for demodulation of the first physical channel.
The present invention discloses a positioning apparatus and method. In embodiments of the present invention, a sending module sends auxiliary data information to a terminal, where the auxiliary data information is information required by the terminal to perform measurement on positioning nodes, where the auxiliary data information includes positioning node index numbers of the positioning nodes; a receiving module receives a positioning measurement result sent by the terminal, and provides the positioning measurement result to a positioning module, where the positioning measurement result includes a positioning measurement result corresponding to each positioning node index number, or a positioning measurement result that a reference positioning node index number separately corresponds to other positioning node index numbers; and the positioning module determines a location of the terminal by using the positioning measurement result.
H04W 64/00 - Locating users or terminals for network management purposes, e.g. mobility management
G01S 5/00 - Position-fixing by co-ordinating two or more direction or position-line determinationsPosition-fixing by co-ordinating two or more distance determinations
G01S 5/02 - Position-fixing by co-ordinating two or more direction or position-line determinationsPosition-fixing by co-ordinating two or more distance determinations using radio waves
G01S 5/10 - Position of receiver fixed by co-ordinating a plurality of position lines defined by path-difference measurements
85.
Channel state information transmission method, user equipment, and access network device
Embodiments of the present application provide a channel state information transmission method. The method includes: receiving downlink data; determining an uplink subframe used to send feedback information of the downlink data, where a first downlink subframe set associated with the uplink subframe includes a first subset and a second subset, and the first subset is a proper subset of the second subset; determining a channel resource used to send the feedback information, where the channel resource includes a first uplink channel resource or a second uplink channel resource; and if sending of r pieces of CSI is configured to be sent, a codebook size of the feedback information corresponds to the first subset, and the determined channel is the second uplink channel resource, sending the feedback information and t pieces of CSI of the r pieces of CSI on the second uplink channel resource.
H04B 7/06 - Diversity systemsMulti-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
H04L 1/18 - Automatic repetition systems, e.g. Van Duuren systems
Embodiments of the present disclosure provide a method for determining contention window information. The method includes: determining contention window information of a second uplink burst of a user equipment (UE) according to a receiving state of a reference subframe; generating at least one piece of control signaling for scheduling at least one uplink subframe in the second uplink burst; and sending the at least one piece of control signaling to the UE. According to the method and an apparatus for determining contention window information in the embodiments of the present disclosure, the control signaling is sent to the UE, so that the contention window information of the UE can be adjusted, the UE can obtain an appropriate contention window information, and fair channel access is implemented through channel sensing based on random backoff.
A terminal (e.g. user equipment (UE)) receives signal sending indication information that is sent by an access network device for an uplink subframe, where the signal sending indication information is used to instruct the terminal to send a sounding reference signal SRS in a first symbol of the uplink subframe, and/or used to instruct the terminal to send a PUSCH in a symbol that is included in a second symbol set of the uplink subframe. The terminal sends an SRS and/or a PUSCH in the uplink subframe based on the signal sending indication information.
Embodiments of the present invention provide a data sending method, a data receiving method, user equipment, and a base station. The method includes: receiving, by UE, an uplink scheduling grant, where the uplink scheduling grant includes first resource indication information; determining, by the UE, a target resource based on the first resource indication information, where the target resource is allocated resource blocks in M basic resource elements; and sending, by the UE, uplink data on the target resource. In the embodiments of the present invention, service coverage of a base station can be significantly improved.
Embodiments of the present invention provide a communication resource allocation method and apparatus, a terminal device, a base station, and a communications system. The method includes: sending, by a first network device, a resource request message to a second network device, where the resource request message is used to request a first communication resource, the first communication resource is a resource for sending a relay message to a third network device by the first network device, the resource request message includes first relay service type indication information, and the first relay service type indication information is used to indicate a type of a relay service to be performed by the first network device by using the first communication resource; and receiving, by the first network device, a resource configuration message sent by the second network device.
H04W 4/06 - Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]Services to user groupsOne-way selective calling services
A communication apparatus has a receiver and a transmitter. The receiver, in operation receives a control signal including a Modulation and Coding Scheme (MCS) Index, a channel quality indicator (CQI) trigger and information indicating uplink resource blocks. The transmitter in operation, determines whether to multiplex an aperiodic CQI report with data in an uplink signal based on the MCS Index, the channel quality indicator trigger, the information indicating uplink resource blocks, and a threshold number of resource blocks, and transmits the uplink signal.
H04B 7/06 - Diversity systemsMulti-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
The present application discloses a DCN processing method for a PLMN that is applied to a network sharing scenario. An access feedback message of a network side is received, and selection assistance information of a DCN and an identifier of a PLMN that serves UE are obtained from the access feedback message, so as to know a PLMN that is actually accessed by the UE. A correspondence between the selection assistance information of the DCN and the identifier of the PLMN that serves the UE is stored. When the UE moves to coverage of the PLMN, a requested DCN to be accessed can be directly determined according to the correspondence, and a RAN node is requested to access the determined DCN. Therefore, a redirection process is reduced, and resource overheads are reduced.
Embodiments of the present disclosure provide a data communication method, a terminal device, and a network device. In the solution, a terminal device receives first indication information in a first time period; and the terminal device transmits first information in a second time period, where a duration of the first time period is a first time unit, a duration of the second time period is a second time unit, and a duration of the second time unit is greater than a duration of the first time unit. In this way, although the terminal device receives the first indication information in a first time unit N, the terminal device transmits the first information in a second time unit M whose duration is greater than that of the first time unit.
In a terminal, a control unit transmits a bundle response signal using a resource in a basic region of an uplink control channel in an uplink unit band of a unit band group when no error is detected in each of a plurality of pieces of downlink data of the unit band group, the uplink control channel in the uplink unit band being associated with a downlink control channel in a basic unit band that is a downlink unit band in which a broadcast channel signal including information relating to the uplink unit band is transmitted, and the control unit transmits the bundle response signal using a resource in an additional region of the uplink control channel when an error is detected in each of the plurality of pieces of downlink data.
H04L 1/16 - Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
H04L 1/18 - Automatic repetition systems, e.g. Van Duuren systems
H04L 5/00 - Arrangements affording multiple use of the transmission path
An access method and system, a user equipment, and a network side device are provided. The method includes: receiving, by a user equipment, a first message that carries an identifier of a second network access point, where the second network access point can perform air interface offloading on a first network in which a user equipment is currently located; and when the first message carries identifiers of a plurality of second network access points, selecting, by the user equipment, one second network access point from the plurality of second network access points according to first auxiliary information, and accessing the selected second network access point. By adopting the technical solutions in the embodiments of the present invention, an access delay can be effectively shortened, and access efficiency can improved, thereby effectively implementing offloading.
Embodiments of the present disclosure provide a method for receiving D2D discovery information and an apparatus. The method for receiving D2D discovery information includes: sending, by an upper layer of a radio resource control RRC layer of a D2D communication device, a first instruction to a physical layer of the D2D communication device, where the first instruction is used to instruct the physical layer to switch from a D2D sleep state to a D2D listening state; and receiving, by the physical layer of the D2D communication device, the first instruction and switching from the D2D sleep state to the D2D listening state according to the first instruction, to listen to D2D discovery information. This reduces power consumption of the D2D communication device and prolongs a standby time of the D2D communication device.
n+1) out of the CC(s), the first plurality of CCEs and the second plurality of CCEs are consecutive. The process also includes transmitting the first and the second downlink control channels to the terminal.
The present application provides a method and an apparatus for allocating control channel candidates, which relate to the communications field, and can allocate control channel candidates at different aggregation levels to K ePDCCH sets and reduce complexity of blind detection performed by a UE. The method includes: determining K sets for transmitting a control channel, where each set in the K sets includes at least one physical resource block pair; and allocating control channel candidates at each aggregation level to at least one set in the K sets according to at least one of aggregation levels supported by the control channel to be transmitted, the number of control channel candidates corresponding to each aggregation level, the K sets for transmitting the control channel, and types of the sets.
Embodiments of the present invention provide a method for transmitting uplink data, user equipment, and a base station. The method includes: when user equipment UE correctly receives, in a subframe n, downlink control signaling used for instructing the UE to transmit a physical uplink shared channel PUSCH, determining, by the UE according to the downlink control signaling and a subframe bundling configuration, a bundled subframe for transmitting the PUSCH, where the subframe bundling configuration includes a quantity of bundled subframes; and transmitting the PUSCH in the bundled subframe. In the embodiments of the present invention, a bundled subframe is introduced, which increases scheduling resources for a PUSCH, and enhances coverage performance of a signal.
The rotation transmission mechanism according to the present invention includes an inner rotating member and an outer rotating member rotatably disposed with respect to the inner rotating member. The inner rotating member includes an outer peripheral protruding portion protruding toward the outer peripheral side. The outer rotating member includes an annular portion and an inner peripheral protruding portion. The outer peripheral protruding portion has a forward movement surface at a position shifted from the center of the outer peripheral protruding portion along a forward rotation direction in which the rotation transmission mechanism rotates by forward movement. An elastically deforming portion is disposed between the forward movement surface and the inner peripheral protruding portion. The outer peripheral protruding portion and the annular portion are provided with guide portions for guiding the outer peripheral protruding portion so as to move the outer peripheral protruding portion slidably along the rotation direction of the rotation transmitting mechanism with respect to the annular portion.
B62M 3/00 - Construction of cranks operated by hand or foot
B62M 1/10 - Rider propulsion of wheeled vehicles involving devices which enable the mechanical storing and releasing of energy occasionally, e.g. arrangement of flywheels
B62M 11/02 - Transmissions characterised by use of interengaging toothed wheels or frictionally-engaging wheels of unchangeable ratio
B62M 21/00 - Transmissions characterised by use of resilient elements therein
F16F 15/12 - Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon
F16F 15/124 - Plastics springs, e.g. made of rubber
th symbol in a slot, i is a positive integer less than 7, the first physical channel occupies n symbols in the slot, and n is 1, 2, or 3; and demodulating, by the network device, the first physical channel according to the first reference signal. According to the present disclosure, a data transmission latency can be reduced.
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