Abstract

A communication apparatus is configured to communicate wirelessly with an access point (AP) on a first channel, the communication apparatus comprising: circuitry, which, in operation, generates a channel use permission request frame, the channel use permission request frame comprising information indicating the communication apparatus, another communication apparatus and a second channel that is different from the first channel; a transmitter, which, in operation, transmits the generated channel use permission request frame to the AP to seek permission from the AP to use the second channel for direct link communication with the another communication apparatus; and a receiver, which, in operation, receives a channel use permission response frame from the AP permitting use of the second channel, wherein the communication apparatus is further configured to communicate with the another communication apparatus on a direct link in the second channel after receiving the channel use permission response frame.

IPC Classes  ?

• H04W 76/14 - Direct-mode setup
• H04W 28/02 - Traffic management, e.g. flow control or congestion control
• H04W 76/12 - Setup of transport tunnels
• H04W 76/30 - Connection release

Abstract

This communication device performs communication with a plurality of communication counterpart devices, and comprises: a reception unit which generates a reception beam and uses the reception beam to receive a modulation signal transmitted by any of the plurality of communication counterpart devices; and a transmission unit which generates a transmission beam and uses the transmission beam to transmit a modulation signal to any of the plurality of communication counterpart devices. The reception unit, in a first time of a first frequency band, uses the reception beam to receive a modulation signal from a first communication counterpart device. The transmission unit, in the first time of the first frequency band, uses the transmission beam to transmit a modulation signal to a second communication counterpart device.

IPC Classes  ?

• H04L 27/00 - Modulated-carrier systems

Abstract

This access point includes: a control circuit for determining control information to be transmitted and received between a plurality of access points for performing cooperative communication, on the basis of measurement information of a terminal; and a communication circuit for transmitting or receiving the control information.

IPC Classes  ?

• H04W 28/16 - Central resource managementNegotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
• H04W 16/28 - Cell structures using beam steering
• H04W 84/12 - WLAN [Wireless Local Area Networks]
• H04W 92/20 - Interfaces between hierarchically similar devices between access points

Abstract

An encoder which encodes a current block to be encoded in an image includes: a transformer which performs a primary transform from residuals of the current block to primary coefficients, determines whether to apply a secondary transform to the current block, and performs the secondary transform from the primary coefficients to secondary coefficients when the secondary transform is applied; a quantizer which calculates quantized primary coefficients by performing a first quantization on the primary coefficients when a secondary transform is not applied, and calculates quantized secondary coefficients by performing a second quantization different from the first quantization on the secondary coefficients when the secondary transform is applied; and an entropy encoder which generates an encoded bitstream by encoding either quantized primary coefficients or quantized secondary coefficients.

IPC Classes  ?

• H04N 19/126 - Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
• H04N 19/12 - Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
• 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

Abstract

A decoder includes circuitry and a memory connected to the circuitry. The circuitry receives a bitstream from an autonomous travelling device including an imaging unit, decodes an image captured by the imaging unit from the bitstream, decodes image detection information that is detection information within the image, regarding an object included in the image, from the bitstream, and decodes real space detection information that is detection information in real space, regarding the object, from the bitstream.

IPC Classes  ?

• 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
• G06T 7/20 - Analysis of motion
• G06T 7/70 - Determining position or orientation of objects or cameras
• H04N 19/184 - 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 bits, e.g. of the compressed video stream

Abstract

An encoding method includes determining a mode to be applied to a current block, the mode including a sub-block mode and a first mode different from the sub-block mode, wherein in the first mode, inter-prediction parameters are inferred from a neighboring block neighboring the current block, wherein in the sub-block mode, the current block includes a plurality of sub-blocks, and inter-prediction parameters are provided for each of the plurality of sub-blocks; in response to the mode being determined to be the first mode, generating a prediction image for the current block by performing a bi-directional optical flow prediction process, wherein the bi-directional optical flow prediction process uses a spatial gradient for the current block; and in response to the mode being determined to be the sub-block mode, generating a prediction image for the current block based on an affine motion compensation by not performing the bi-directional optical flow prediction process.

IPC Classes  ?

• H04N 19/52 - Processing of motion vectors by encoding by predictive encoding
• H04N 19/157 - Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
• 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 19/182 - 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 pixel
• H04N 19/59 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution

Abstract

An encoding method according to the present invention: generates a merge candidate list which is for use in encoding a current block in a current picture and which includes a bidirectional candidate derived from an encoded block in the current picture (S811); derives a unidirectional candidate from the bidirectional candidate which has been derived from the encoded block in the current picture (S812); determines, according to a determination condition, whether or not the unidirectional candidate derived from the bidirectional candidate is indicated in the merge candidate list (S813); and includes the unidirectional candidate derived from the bidirectional candidate in the merge candidate list when it has been determined that the unidirectional candidate derived from the bidirectional candidate is not indicated in the merge candidate list (S814).

IPC Classes  ?

• 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

Abstract

This communication device comprises a receiving circuit and a control circuit. The receiving circuit receives control information that includes information relating to a first period during which communication between devices having a function of connecting with an access point and a function of connecting with a terminal is performed. The control circuit controls setting of the first period on the basis of the control information.

IPC Classes  ?

• H04W 72/0446 - Resources in time domain, e.g. slots or frames
• H04W 16/26 - Cell enhancers, e.g. for tunnels or building shadow
• H04W 48/10 - Access restriction or access information delivery, e.g. discovery data delivery using broadcasted information
• H04W 84/12 - WLAN [Wireless Local Area Networks]

Abstract

This encoding device acquires a network constituting a three-dimensional data generation model and a latent code set for a time corresponding to the network (S1601), and generates a bit stream including the acquired network and metadata including the acquired latent code (S1602). The network includes metadata identification information indicating metadata including a latent code corresponding to the network. Accordingly, since the network includes the metadata identification information indicating the metadata including the latent code corresponding to the network, a decoding device that acquires the bit stream can identify the metadata including the latent code corresponding to the network on the basis of the metadata identification information. Thus, the decoding device can output appropriate information on the basis of the network and the latent code.

IPC Classes  ?

• G06T 9/00 - Image coding

Abstract

An encoder includes circuitry and memory coupled to the circuitry. In operation, the circuitry: writes, into a sequence parameter set which is header information of a sequence, video usability information syntax which is information for realizing an additional function in display of an image, and syntax different from the video usability information syntax. The syntax includes at least one parameter related to display timing of the image.

IPC Classes  ?

• 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
• H04N 19/169 - 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
• H04N 19/423 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
• H04N 19/46 - Embedding additional information in the video signal during the compression process

Abstract

An encoder includes: circuitry; and memory coupled to the circuitry. In the encoder, in operation, the circuitry: performs calculation that involves multiplication and from which a plurality of discrete integers are yieldable as a calculation result, to derive one of the plurality of discrete integers as a quantization parameter threshold; and when orthogonal transform is skipped for a current block of an image, determines a quantization parameter value for the current block, using the quantization parameter threshold. The calculation involves multiplying a first value by a first fixed value, the first value and the first fixed value being each an integer. The first value is a limit value to be included in a header of a bitstream.

IPC Classes  ?

• H04N 19/124 - Quantisation
• H04N 19/169 - 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
• 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

Abstract

The disclosure relates to a transmission device for transmitting data to a reception device in a communication system. The transmission device comprises circuitry which, in operation, allocates the data to a plurality of transmission time intervals, TTIs, respectively comprising a lower number of symbols than a slot and the plurality of TTIs including an initial TTI and one or more subsequent TTIs subsequent to the initial TTI, wherein the data allocated to each of the plurality of TTIs is the same, further allocates a demodulation reference signal, DMRS, to the initial TTI, and obtains a DMRS allocation for each of the subsequent TTIs indicating whether or not no DMRS is allocated to the respective TTI to be transmitted in addition to the data. The transmission device further comprises a transceiver which, in operation, transmits, within the slot, the data and DMRS in accordance with the DMRS allocation.

IPC Classes  ?

• H04W 72/53 - Allocation or scheduling criteria for wireless resources based on regulatory allocation policies
• H04L 5/00 - Arrangements affording multiple use of the transmission path
• H04W 72/0446 - Resources in time domain, e.g. slots or frames
• H04W 72/23 - Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal

Abstract

A first-type block defined in a functional unit executable by an appliance and a second-type block defined in a unit of operation to be executed by a person are defined. A receiver receives information related to the first-type block executed by the appliance. An estimator estimates a block sequence in which the first-type block and the second-type block are arranged in an order of operation based on the received information related to the first-type block. A modifier modifies, in a case of receiving an instruction to modify the estimated block sequence, the block sequence.

IPC Classes  ?

• G06F 9/46 - Multiprogramming arrangements
• H04L 12/28 - Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]

Abstract

An encoder includes circuitry and memory coupled to the circuitry. In residual coding of a current block to which an orthogonal transform is not applied, when coefficient information flags relating to a coefficient in the current block are encoded, the circuitry: performs a level mapping process to transform the coefficient to a second coefficient by using a predicted value, in which the predicted value is determined based on neighboring coefficients of the coefficient within the current block; encodes second coefficient information flags by Context-based Adaptive Binary Arithmetic Coding (CABAC), each of the second coefficient information flags relating to the second coefficient; and encodes a remainder value of the coefficient with Golomb-Rice code, and when the coefficient information flags are not encoded, in operation, the circuitry: skips the level mapping process; and encodes a value of the coefficient with the Golomb-Rice code.

IPC Classes  ?

• H04N 19/13 - Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
• 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 19/176 - 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 19/46 - Embedding additional information in the video signal during the compression process
• H04N 19/91 - Entropy coding, e.g. variable length coding [VLC] or arithmetic coding

Abstract

This terminal comprises: a reception circuit that receives control information regarding a reference point for a reference time in control of the transmission timing of an uplink signal in a first cell to a second cell different from the first cell; and a control circuit that controls the transmission timing on the basis of the control information.

IPC Classes  ?

• H04W 64/00 - Locating users or terminals for network management purposes, e.g. mobility management
• H04B 7/185 - Space-based or airborne stations

Abstract

Some exemplary embodiments relate to a communication device, a base station and respective methods for a communication device and a base station. For example, the communication device is a user equipment (UE) comprising a circuitry and a transceiver. The circuitry may be configured to (a) obtain, from control signalling, an indication indicating a change of a configuration of transmission opportunities of a resource configuration with which the UE is configured, wherein (i) the resource configuration is a configured grant (CG) configuration, a semi-persistent scheduling (SPS) configuration or a scheduling request (SR) configuration, and (ii) the control signalling is a downlink control signalling (DCI) and/or the indication indicating the change is an indication of a validity time, the validity time being a time duration transmission opportunities of the resource configuration are valid after activation of the resource configuration; and (b) change the configuration of the transmission opportunities by applying the indicated change. The transceiver may be configured to receive the control signalling, and to receive or transmit a transmission using one of the transmission opportunities of the changed configuration.

IPC Classes  ?

• H04W 72/11 - Semi-persistent scheduling
• 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 72/232 - Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal the control data signalling from the physical layer, e.g. DCI signalling

Abstract

A transport vehicle that transports packages includes: a first arm; a second arm; a first wheel connected to the first arm; a second wheel connected to the second arm; at least one actuator; and a controller (control processor). When the transport vehicle is slidably hung from the first rail via the first wheel and the second wheel, the controller controls the at least one actuator (arm actuator, roller actuation motor) to disengage the first wheel from the first rail and place the first wheel on the second rail, and disengage the second wheel from the first rail and place the second wheel on the second rail.

IPC Classes  ?

• B66C 19/00 - Cranes comprising trolleys or crabs running on fixed or movable bridges or gantries
• B66C 1/28 - Duplicate, e.g. pivoted, members engaging the loads from two sides
• B66C 11/00 - Trolleys or crabs, e.g. operating above runways

Abstract

A three-dimensional data encoding method includes: encoding items of attribute information corresponding to respective three-dimensional points using a parameter; and generating a bitstream including the items of attribute information encoded and the parameter. Each of the items of attribute information belongs to one of at least one layer. Each of the three-dimensional points belongs to one of at least one region. The parameter is determined based on a layer to which an item of attribute information to be encoded in the encoding belongs, and a region to which a three-dimensional point having the item of attribute information to be encoded in the encoding belongs. The parameter included in the bitstream includes a predetermined reference value, a first difference value determined for each of the at least one layer, and a second difference value determined for each of the at least one region.

IPC Classes  ?

• G06T 9/00 - Image coding
• G06T 9/40 - Tree coding, e.g. quadtree, octree

Abstract

In this encoding method for encoding coordinates of vertices included in a three-dimensional mesh, a predicted value of coordinates of a first vertex to be encoded is derived by using coordinates of three vertices different from the first vertex among a plurality of vertices connected to a second vertex that connects to the first vertex (step S601), and a difference value between the predicted value and the coordinates of the first vertex is encoded (step S602).

IPC Classes  ?

• G06T 9/00 - Image coding

Abstract

The present disclosure provides a communication apparatus and a communication method for sensing by proxy, the communication apparatus comprising: circuitry, which, in operation, is configured to generate a request frame indicating a condition to be used by a second communication apparatus to select one or more links, each of the one or more links attached with to one or more third communication apparatuses; a transmitter, which, in operation, transmits the request frame to the second communication apparatus to request the second communication apparatus to perform a measurement on the one or more links; and a receiver, which, in operation, receives a report frame from the second communication apparatus carrying one or more reports of the measurement corresponding to the one or more links.

IPC Classes  ?

• H04W 24/10 - Scheduling measurement reports
• H04B 17/318 - Received signal strength

Abstract

An encoder includes circuitry and memory coupled to the circuitry. In operation, the circuitry: determines whether an image format of a video is a format including a chroma component; when it is determined that the image format is a format including a chroma component, signals a flag indicating whether application of JCCR is allowed or not in a header of a stream, and (i) encodes the video with application of the JCCR allowed, or (ii) encodes the video with application of the JCCR not allowed; and when it is determined that the image format is a format including no chroma component, signals no flag indicating whether application of the JCCR is allowed or not in the header of the stream, and encodes the video with application of the JCCR not allowed.

IPC Classes  ?

• H04N 19/103 - Selection of coding mode or of prediction mode
• 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 19/60 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
• 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

Abstract

An encoder includes memory and circuitry coupled to the memory. The circuitry, for each of temporal sub-layers for temporal scalability different from spatial scalability, stores first parameters into buffering period supplemental enhancement information (SEI) and encodes the first parameters. The first parameters present initial delays in timing to extract data from a coded picture buffer (CPB). The circuitry stores a second parameter into the buffering period SEI and encodes the second parameter. The second parameter indicates a total number of the temporal sub-layers. A value of the second parameter is equal to a value of a third parameter that is encoded into a sequence parameter set and indicates a total number of the temporal sub-layers.

IPC Classes  ?

• H04N 19/196 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
• H04N 19/31 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the temporal domain
• H04N 19/46 - Embedding additional information in the video signal during the compression process
• 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

Abstract

UEs each monitor a search space in multiple CORSETs and appropriately detect a DCI. In a base station (100), a DCI generator (102) selects one of multiple cases each indicating a combination of CORSETs to be monitored by a terminal (200) among multiple control channel regions (CORSETs). A transmitter (106) indicates, by higher-layer signaling, configuration information indicating the multiple cases, and indicates the selected case by dynamic signaling.

IPC Classes  ?

• H04L 5/00 - Arrangements affording multiple use of the transmission path
• H04W 72/12 - Wireless traffic scheduling
• H04W 72/23 - Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal

Abstract

A decoding method is a decoding method for decoding a first three-dimensional point having position information that includes a distance component, a first direction component, and a second direction component, and includes: determining a second value of a first direction component of an inter predicted point by using (i) a first value of a first direction component of a second three-dimensional point that has been decoded and (ii) a sampling interval of a first direction component; and decoding the position information of the first three-dimensional point by using the second value determined.

IPC Classes  ?

• G06T 7/73 - Determining position or orientation of objects or cameras using feature-based methods
• G06T 7/50 - Depth or shape recovery

Abstract

This base station is provided with: a control circuit which determines a disposition method for a downlink control channel signal in at least one among a first period before a timing based on a carrier sense and a second period after the timing based on the carrier sense on the basis of information about at least one among the number of times a downlink control channel signal is blind-decoded and the number of resources for channel estimation; and a transmission circuit which transmits the downlink control channel signal on the basis of the determined disposition method.

IPC Classes  ?

• H04W 72/232 - Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal the control data signalling from the physical layer, e.g. DCI signalling

Abstract

The present disclosure relates to a user equipment comprising the following. A processing circuitry of the UE determines whether to initiate a beam management reporting procedure, based on results of measurements performed by the UE on one or more downlink reference signals. The processing circuitry, in case of determining to initiate the beam management reporting procedure, generates a beam management report comprising information for assisting beam management at a base station for the UE. A transmitter of the UE transmits the generated beam management report to the base station.

IPC Classes  ?

• 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

Abstract

The present disclosure relates to a user equipment comprising the following. Processing circuitry of the UE determines whether to initiate a beam management reporting procedure, based on results of measurements performed by the UE on one or more downlink reference signals. The processing circuitry, in case of determining to initiate the beam management reporting procedure, generates a UE-initiated beam management report comprising information for assisting beam management at a base station for the UE. The processing circuitry performs control to determine uplink radio resources for transmitting the generated UE-initiated beam management report. A transmitter of the UE transmits the generated UE-initiated beam management report to the base station using the determined uplink radio resources. The processing circuitry performs a retransmission mechanism for transmitting the generated UE-initiated beam management report.

IPC Classes  ?

• 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

Abstract

The present disclosure relates to a user equipment comprising the following. Processing circuitry of the UE determines a set of one or more downlink reference signals. The processing circuitry measures the downlink reference signals from the determined set. The processing circuitry determines a quality of the downlink signal reception based on the measured downlink reference signals. The processing circuitry determines whether to initiate a beam management report procedure based on the determined downlink signal reception quality.

IPC Classes  ?

• 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

Abstract

The present disclosure provides a first communication apparatus comprising: circuitry, which in operation, is configured to detect a receipt of data of a first traffic type during a transmission of a signal comprising one or more frames of a second traffic type to a second communication apparatus on a first resource of a plurality of resources allocated for the transmission of the signal; and a transmitter, which in operation, transmits one of (i) the data of the first traffic type and (ii) an indication of the receipt of the data of the first traffic type to the second communication apparatus on a second resource of the plurality of resources.

IPC Classes  ?

• H04W 28/02 - Traffic management, e.g. flow control or congestion control
• H04W 74/0816 - Non-scheduled access, e.g. ALOHA using carrier sensing, e.g. carrier sense multiple access [CSMA] with collision avoidance
• H04W 84/12 - WLAN [Wireless Local Area Networks]

Abstract

The present disclosure provides a communication apparatus and a communication method for ambient internet-of-things (IOT) state transition, the communication apparatus comprising: circuitry, which in operation, determines whether to switch from a first state to a second state of a set of states in which the communication apparatus is pre-configured to operate based on one or more triggering events or on one or more signals; and a transceiver, which in operation, performs a transmission or a reception in the second state in response to determining to switch to the second state.

IPC Classes  ?

• H04W 52/02 - Power saving arrangements
• G06F 1/3206 - Monitoring of events, devices or parameters that trigger a change in power modality
• G06F 1/3234 - Power saving characterised by the action undertaken
• H04W 4/80 - Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication

Abstract

Communication apparatuses and methods for multi-link WLAN sensing and/or ranging are provided. The techniques disclosed here feature a first multi-link device (MLD) comprising a first plurality of affiliated stations (STAs), wherein the first MLD comprises: at least one transceiver, and circuitry, wherein the at least one transceiver works in conjunction with the circuitry, which in operation enables one or more STAs of the first plurality of affiliated STAs to perform measurement operations with one or more STAs of a second plurality of affiliated STAs comprised in a second MLD.

IPC Classes  ?

• H04W 76/15 - Setup of multiple wireless link connections
• H04W 24/10 - Scheduling measurement reports
• H04W 84/12 - WLAN [Wireless Local Area Networks]

Abstract

The present disclosure relates to a user equipment, UE, comprising the following. Processing circuitry of the UE operates a video application, according to which video frames are generated with a video frame periodicity. Each video frame is generated within a jitter window having a jitter window length. A transceiver of the UE uses radio resources for exchanging one or more video frames of the video application between the UE and a base station. The radio resources are determined by the UE based on one or more periodic-resources configurations. When the processing circuitry determines that data for a video frame, generated during one jitter window, was exchanged by use a periodic resource of one of the one or more periodic-resources configurations, the processing circuitry determines to prohibit the use of further periodic radio resources according to the one or more periodic-resources configurations for a period of time.

IPC Classes  ?

• H04L 65/80 - Responding to QoS
• H04W 72/11 - Semi-persistent scheduling
• H04W 72/50 - Allocation or scheduling criteria for wireless resources

Abstract

The present disclosure provides a communication apparatus and a communication method for enhanced client discovery, the communication apparatus comprising: circuitry, which, in operation, is configured to generates a first frame; a transmitter, which, in operation, transmits the first frame to a second communication apparatus to request for information of a third communication apparatus.

IPC Classes  ?

• H04W 76/15 - Setup of multiple wireless link connections
• H04W 48/16 - DiscoveringProcessing access restriction or access information

Abstract

The present disclosure provides communication apparatuses and communication methods for multi-PRACH transmissions with limited bandwidth. The communication apparatuses include a communication apparatus comprising: circuitry which, in operation, determines a first uplink (UL) band associated with the communication apparatus, the first UL band being narrower than a second UL band; and a transmitter, which in operation, transmits a multi-PRACH transmission in the first UL band.

IPC Classes  ?

• H04W 74/0833 - Random access procedures, e.g. with 4-step access
• H04L 5/00 - Arrangements affording multiple use of the transmission path

Abstract

The disclosure includes some methods and apparatuses that facilitate relaying of signals in a wireless communication system. The methods and apparatuses on the side of a relay node perform determining a power-related configuration individually for each beam out of a plurality of beams, and receiving signals and transmitting said signals with the plurality of beams, wherein each beam among the plurality of beams is transmitted according to the power-related configuration determined for said beam. The methods and apparatuses on the side of the network include determining a power-related configuration individually for each beam out of the plurality of beams, the power-related configuration being for application by a relay node in receiving signals and transmitting said signals using a plurality of beams; and transmitting to the relay node a configuration message based on the power-related configuration.

IPC Classes  ?

• H04W 52/42 - TPC being performed in particular situations in systems with time, space, frequency or polarisation diversity
• 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
• H04W 52/36 - Transmission power control [TPC] using constraints in the total amount of available transmission power with a discrete range or set of values, e.g. step size, ramping or offsets

Abstract

A transmitting method includes: configuring a frame using a plurality of orthogonal frequency-division multiplexing (OFDM) symbols, by allocating a plurality of transmission data to a plurality of areas; and transmitting the frame. The plurality of areas are each identified by at least one time resource among resources and at least one frequency resource among frequency resources. The frame includes a first period in which a preamble is transmitted, and a second period in which the plurality of transmission data are transmitted by at least one of time division and frequency division. The second period includes a first area, and the first area includes a data symbol generated from first transmission data, a data symbol generated from second transmission data and subsequent to the data symbol generated from the first transmission data, and a dummy symbol subsequent to the data symbol generated from the second transmission data.

IPC Classes  ?

• H04L 27/26 - Systems using multi-frequency codes
• H04B 7/00 - Radio transmission systems, i.e. using radiation field
• H04B 7/0413 - MIMO systems
• H04B 7/0456 - Selection of precoding matrices or codebooks, e.g. using matrices for antenna weighting
• 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
• H04J 11/00 - Orthogonal multiplex systems
• H04L 1/1607 - Details of the supervisory signal
• H04L 5/00 - Arrangements affording multiple use of the transmission path

Abstract

A three-dimensional data encoding method includes: dividing a current frame including three-dimensional points into processing units; and encoding the processing units to generate a bitstream. Control information for each frame included in the bitstream includes first information indicating whether (i) one of the processing units included in the current frame includes duplicated points that are three-dimensional points having same geometry information or (ii) none of the processing units includes the duplicated points.

IPC Classes  ?

• H04N 19/17 - 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
• H03M 7/30 - CompressionExpansionSuppression of unnecessary data, e.g. redundancy reduction
• H04N 19/20 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video object coding

Abstract

This access point is an access point at which cooperative communication is controlled, and includes: a control circuit for determining first control information relating to cooperative communication; and a transmission circuit for transmitting the first control information to another access point that controls the cooperative communication.

IPC Classes  ?

• H04W 28/16 - Central resource managementNegotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
• H04W 24/04 - Arrangements for maintaining operational condition
• H04W 28/06 - Optimising, e.g. header compression, information sizing
• H04W 72/27 - Control channels or signalling for resource management between access points
• H04W 84/12 - WLAN [Wireless Local Area Networks]
• H04W 92/20 - Interfaces between hierarchically similar devices between access points

Abstract

The present disclosure relates to a user equipment, UE, comprising the following. A circuitry of the UE, which in operation, determines a measurement gap, MG, of a configured MG pattern with a plurality of measurement time gaps, the MG being usable by the UE for performing measurements within the MG. Further, the circuitry determines a radio resource to be used by the UE for communication of data with a base station and the circuitry drops the MG overlapping the radio resource in time domain. Further, UE comprises a transceiver, which in operation, communicates data with the base station using the radio resource.

IPC Classes  ?

• H04W 24/10 - Scheduling measurement reports

Abstract

Provided are a user equipment, a base station, and a handover method for LTM cell switching and LTM cell recovery. For example, the user equipment comprises: a transceiver, which, in operation, receives from a source cell an indication to switch from the source cell to a target cell, wherein the source cell and the target cell are operated by a first base station. The user equipment further comprises circuitry, which, in operation, performs an attempt to switch from the source cell to the target cell, the attempt to switch including: changing a count variable to a first value; and control the transceiver to transmit, via the target cell, to the first base station a switching completion message encrypted using the first value of the count variable. After determining a failure in the attempt to switch, the circuitry performs an attempt to recover to a candidate cell out of a set of preconfigured candidate cells operated by the first base station, the attempt to recover including: setting the count variable to a second value different from the first value; and control the transceiver to transmit, via the candidate cell, to the first base station a recovery completion message encrypted using the second value of the count variable.

IPC Classes  ?

• H04W 36/00 - Handoff or reselecting arrangements
• H04W 12/037 - Protecting confidentiality, e.g. by encryption of the control plane, e.g. signalling traffic

Abstract

It is provided an Internet of Things, IoT, device comprising circuitry which, in operation, generates an indication related to a future transmission or future reception of data by the IoT device and a transceiver which, in operation, transmits the indication to a node. Further, it is provided a node comprising a transceiver which, in operation, receives, from an Internet of Things, IoT, device an indication related to a future transmission or future reception of data by the IoT device and circuitry which, in operation controls the future transmission or future reception of the data according to said indication.

IPC Classes  ?

• H04W 52/02 - Power saving arrangements

Abstract

This terminal is provided with: a control circuit that determines an orthogonal sequence having a relationship in which, in a frequency domain, at least a portion of an output result obtained by applying the orthogonal sequence to a signal before discrete Fourier transform (DFT) and applying DFT to the signal is mapped to a frequency resource used in a demodulation reference signal; and a transmission circuit that transmits the signal to which the orthogonal sequence is applied.

IPC Classes  ?

• H04L 27/26 - Systems using multi-frequency codes

Abstract

This access point includes: a control circuit for configuring a period for performing cooperative communication with another access point in a transmission opportunity for performing data transfer to another access point and the cooperative communication; and a communication circuit for transmitting control information including the configuration of the period for performing the cooperative communication.

IPC Classes  ?

• H04W 28/16 - Central resource managementNegotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
• H04W 16/28 - Cell structures using beam steering
• H04W 28/06 - Optimising, e.g. header compression, information sizing
• H04W 84/12 - WLAN [Wireless Local Area Networks]
• H04W 92/12 - Interfaces between hierarchically different network devices between access points and access point controllers

Abstract

A communication device according to the present invention comprises: a control circuit that, in data collection of an artificial intelligence model for prediction of channel state information, determines control information pertaining to a condition or situation which is specific to implementation of the communication device or a communication counterpart in measurement of the channel state information; and a transmission circuit that transmits the control information to the communication counterpart.

IPC Classes  ?

• H04W 24/02 - Arrangements for optimising operational condition
• H04W 24/10 - Scheduling measurement reports
• H04W 88/02 - Terminal devices
• H04W 88/08 - Access point devices

Abstract

This terminal is provided with: a control circuit that, in data collection of an artificial intelligence model for predicting channel state information, determines control information pertaining to conditions or statuses specific to the implementation of a communication device or a communication counterpart in the measurement of the channel state information; and a transmission circuit that transmits the control information to the communication counterpart.

IPC Classes  ?

• H04W 24/10 - Scheduling measurement reports
• H04B 17/391 - Modelling the propagation channel
• H04W 16/22 - Traffic simulation tools or models

Abstract

This encoding method includes: determining whether to apply quantization processing to data to be encoded (step S15301); encoding, into a bit stream, first information indicating that quantization information, which is information related to the quantization processing, is to be encoded into a bit stream (step S15302); if it has been determined that quantization processing is to be applied to the data to be encoded, applying quantization processing to the data to be encoded (step S15304) and encoding the quantization information, which is the information related to the quantization processing, into a bit stream (step S15305); and if it has been determined that quantization processing is not to be applied to the data to be encoded, skipping the quantization processing of the data to be encoded (step S15311), and not encoding the quantization information into a bit stream (step S15312).

IPC Classes  ?

• G06T 9/00 - Image coding

Abstract

This information processing device (10) comprises: an information management unit (11) that generates a fabric composed of a plurality of IoT apparatuses (30) disposed in a room; and an authentication information generation unit (12) that generates, in accordance with the fabric, authentication information (ci) required when requesting permission to access the plurality of IoT apparatuses (30). When receiving, from an external control apparatus (50) that has acquired the authentication information (ci), an access permission request signal (s1) for requesting permission to access the plurality of IoT apparatuses (30), the information management unit (11) collectively permits the control apparatus (50) to access the plurality of IoT apparatuses (30).

IPC Classes  ?

• H04L 12/28 - Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]

Abstract

Provided are a communication apparatus, a base station, and methods for a communication apparatus and for a base station. The communication apparatus comprises a receiver which, in operation, receives an indication indicating: whether a common signal or a transmission occasion is available for a cell, whether the cell is activated or deactivated, or whether SSB-less operation in the cell is activated or deactivated; and circuitry which, in operation, determines, based on the received indication, whether the common signal or the transmission occasion is available for the cell or whether activation of the cell or SSB-less operation is initiated or extended.

IPC Classes  ?

• H04W 52/02 - Power saving arrangements
• H04L 5/00 - Arrangements affording multiple use of the transmission path
• H04W 56/00 - Synchronisation arrangements

Abstract

The present disclosure provides a communication apparatus, a base station, and methods for a communication apparatus and for a base station. The communication apparatus comprises circuitry, which determines, based on one or a combination of traffic status, a buffer status of the communication apparatus, a result of a measurement of channel quality, or position information related to a position of the communication apparatus, whether to transmit a request for activation, extension of activity, or deactivation of a cell, or a common signal for the cell or a transmission occasion in the cell; and a transmitter, which, in operation, transmits the request.

IPC Classes  ?

• H04W 24/02 - Arrangements for optimising operational condition
• H04W 52/02 - Power saving arrangements

Abstract

This communication device comprises: a control circuit for disposing a signal for sidelink communication in a frequency resource that satisfies a bandwidth limit regarding the frequency range in an unlicensed band; and a transmission circuit for transmitting the signal.

IPC Classes  ?

• H04W 72/0453 - Resources in frequency domain, e.g. a carrier in FDMA
• H04W 92/18 - Interfaces between hierarchically similar devices between terminal devices

Abstract

An encoder that encodes a current block in a picture includes circuitry and memory. Using the memory, the circuitry: performs a first transform on a residual signal of the current block using a first transform basis to generate first transform coefficients; and performs a second transform on the first transform coefficients using a second transform basis to generate second transform coefficients and quantizes the second transform coefficients, when the first transform basis is the same as a predetermined transform basis; and quantizes the first transform coefficients without performing the second transform, when the first transform basis is different from the predetermined transform basis.

IPC Classes  ?

• H04N 19/12 - Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
• H04N 19/124 - Quantisation
• H04N 19/18 - 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 set of transform coefficients
• H04N 19/61 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
• H04N 19/625 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using discrete cosine transform [DCT]

Abstract

A video decoding device, in the case where a video of the progressive format is inputted, processes a frame as a picture, in the case where a video of the interlace format is inputted, processes a field as a picture. A video decoding device performs display control corresponding to a format of the both video by analyzing display control information in display control information analyzer. The display control information includes sequence unit display control information which is commonly used in a display process of all pictures that belong to a sequence to be decoded and picture unit display control information which is individually used in a display process of a picture to be decoded. A second code string analyzer acquires each of the sequence unit display control information and the picture unit display control information from an extended information area in units of pictures.

IPC Classes  ?

• H04N 19/102 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
• H04N 19/112 - Selection of coding mode or of prediction mode according to a given display mode, e.g. for interlaced or progressive display mode
• H04N 19/16 - Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter for a given display mode, e.g. for interlaced or progressive display mode
• 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
• H04N 19/46 - Embedding additional information in the video signal during the compression process
• H04N 19/577 - Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
• H04N 19/61 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
• 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

Abstract

A network management device (1) comprises: a first information acquisition unit (11) that acquires a first network information (i1) pertaining to a network specified by an IoT device (70); a first information output unit (21) that outputs the first network information (i1) acquired by the first information acquisition unit (11); a second information acquisition unit (12) that acquires second network information (i2) pertaining to a network specified by a control device (90) which requests connection to the IoT device (70); an information processing unit (50) that obtains a determination result (R) indicating whether or not to connect the control device (90) to the IoT device (70), on the basis of the first network information (i1) and the second network information (i2); and a second information output unit (22) that outputs the determination result (R) to the IoT device (70).

IPC Classes  ?

• H04L 12/28 - Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
• G06F 21/44 - Program or device authentication

Abstract

A network construction device (20) is provided with an information storage unit (21), a network communication processing unit (23), a connection control unit (25), and a Matter communication processing unit (24). When a predetermined condition is satisfied, the connection control unit (25) outputs, to the Matter communication processing unit (24), a reception instruction signal (s1) for instructing start of reception of connection with another network different from a first network. Upon receiving a commissioning request signal (s2) requesting commissioning with a second network after acquiring the reception instruction signal (s1), the Matter communication processing unit (24) acquires network information (i2) of the second network by commissioning with control equipment (52) having network information (i2) of the second network. The network communication processing unit (23) attempts to connect to the second network on the basis of the network information (i2) acquired by the commissioning.

IPC Classes  ?

• H04L 41/0806 - Configuration setting for initial configuration or provisioning, e.g. plug-and-play
• H04L 12/28 - Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
• H04W 76/10 - Connection setup

Abstract

An information processing device (10) comprises: an authentication information generating unit (12) that generates authentication information (ci) of a controlled device (30) that is to be operated; a request signal acquiring unit (13) that acquires, from a user terminal (50) that has acquired the authentication information (ci), an access request signal (s1) for requesting permission to access the controlled device (30); a determining unit (14) that determines whether or not information relating to the authentication information (ci) is included in the access request signal (s1); and a communication control unit (15) that outputs an access permission signal for permitting the user terminal (50) to access the controlled device (30) if the determining unit (14) has determined that information relating to the authentication information (ci) is included in the access request signal (s1).

IPC Classes  ?

• G06F 21/62 - Protecting access to data via a platform, e.g. using keys or access control rules

Abstract

The present disclosure provides a communication apparatus and method for enhancing group- based beam reporting for downlink (DL) transmit (Tx) prediction of artificial intelligence/machine learning (AI/ML) model, the apparatus comprising: circuitry, which in operation, performs a plurality of measurements of two or more beams indicated in a measurement configuration, the two or more beams being used for a downlink (DL) transmission (Tx) beam measurement and/or a DL Tx beam prediction; and a transmitter, which in operation, transmits a plurality of results based on the plurality of measurements.

IPC Classes  ?

• 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
• H04W 24/02 - Arrangements for optimising operational condition
• G06N 20/00 - Machine learning

Abstract

This communication device comprises: a control circuit which determines a transmission time for a transmission signal on the basis of a sensing interval corresponding to a sensing method for checking the availability of a channel; and a transmission circuit which transmits the transmission signal during the transmission time.

IPC Classes  ?

• H04W 74/0808 - Non-scheduled access, e.g. ALOHA using carrier sensing, e.g. carrier sense multiple access [CSMA]
• H04W 92/18 - Interfaces between hierarchically similar devices between terminal devices

Abstract

The present disclosure relates to a user equipment. UE, comprising the following. A receiver receives, from a base station, a configured-resources skipping indication, wherein the configured-resources skipping indication indicates that the UE is allowed to perform one or more of the following actions: —skipping a process related to one or more configured uplink resource grants, and —skipping a process related to one or more semi-persistent, SPS, downlink resource configurations. A processing circuitry of the UE skips, in response to the received configured-resources skipping indication, the one or more processes during a configured-resources skipping time period.

IPC Classes  ?

• H04W 72/0446 - Resources in time domain, e.g. slots or frames
• H04W 72/11 - Semi-persistent scheduling
• H04W 72/1268 - Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of uplink data flows
• H04W 72/563 - Allocation or scheduling criteria for wireless resources based on priority criteria of the wireless resources

Abstract

The present disclosure provides a communication apparatus and a communication method for a feedback response transmission in an indicated frequency domain, the communication apparatus comprising: circuitry, which, in operation, generates a signal that solicits a feedback response; and a transmitter, which, in operation, transmits the generated signal to one or more peer communication apparatuses, wherein the generated signal comprises frequency domain information indicating a frequency domain used for transmitting the feedback response within an operating channel of the one or more peer communication apparatuses.

IPC Classes  ?

• H04W 72/0453 - Resources in frequency domain, e.g. a carrier in FDMA
• H04W 72/121 - Wireless traffic scheduling for groups of terminals or users
• H04W 72/1263 - Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows

Abstract

An encoder includes circuitry and memory coupled to the circuitry. The circuitry, in operation: determines whether a size of a current block, which is a unit for which a vector candidate list including vector candidates is generated, is less than or equal to a threshold; when the size of the current block is less than or equal to the threshold, generates the vector candidate list by registering a history-based motion vector predictor (HMVP) vector candidate in the vector candidate list from an HMVP table without performing a first pruning process; when the size of the current block is greater than the threshold, generates the vector candidate list by performing the first pruning process and registering the HMVP vector candidate in the vector candidate list from the HMVP table; and encodes the current block using the vector candidate list.

IPC Classes  ?

• 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 19/14 - Coding unit complexity, e.g. amount of activity or edge presence estimation
• 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

Abstract

Communication devices and methods for multi-link block acknowledgement are provided. One exemplary embodiment provides a multi-link device (MLD) configured to operate with a first plurality of affiliated stations, the first multi-link device comprising: circuitry, which in operation, initiates setup of a block acknowledgement agreement with a second multi-link device that is configured to operate with a second plurality of affiliated stations, wherein a link has been established between each station of the first plurality of stations and a corresponding station of the second plurality of stations; and a transmitter, which in operation, transmits frames of a Traffic Identifier (TID) on one or more links to the second multi-link device based on the block acknowledgement agreement, wherein the first plurality of stations are configured to share a common transmit buffer that stores the frames of the TID to be transmitted to the second multi-link device and a common transmit buffer control to manage the transmission of the frames over the one or more links, and wherein each of the first plurality of stations is configured to maintain a per-link transmit buffer control to manage the transmission of the frames on a corresponding one of the one or more links.

IPC Classes  ?

• H04W 76/15 - Setup of multiple wireless link connections
• H04L 1/1607 - Details of the supervisory signal
• H04W 74/0816 - Non-scheduled access, e.g. ALOHA using carrier sensing, e.g. carrier sense multiple access [CSMA] with collision avoidance

Abstract

An information processing device includes: an acquisition unit; a linking unit; a memory unit; and an output unit. The acquisition unit of the information processing device acquires operation information of a device. The linking unit of the information processing device classifies the acquired operation information of the device into a predetermined category. The memory unit of the information processing device stores the category into which the operation information is classified, the operation information of the device, and the user information in which the operation of the device is set in association with one another. The output unit of the information processing device outputs the associated operation information of the device.

IPC Classes  ?

• H04L 12/28 - Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]

Abstract

This wireless communication control device is a first wireless control device provided with: a control circuit that causes the waveform of a reference signal transmitted to a wireless communication device in coordination with a second wireless communication control device to differ, either in the frequency domain or the time domain, from the waveform of a reference signal transmitted to the wireless communication device by the second wireless communication control device; and a transmission circuit that transmits the reference signal.

IPC Classes  ?

• 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
• H04B 7/08 - Diversity systemsMulti-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
• H04L 1/00 - Arrangements for detecting or preventing errors in the information received
• H04L 27/26 - Systems using multi-frequency codes
• H04W 72/0453 - Resources in frequency domain, e.g. a carrier in FDMA
• H04W 72/51 - Allocation or scheduling criteria for wireless resources based on terminal or device properties

Abstract

An appropriate MAC Control Element (CE) operation start timing control process is realized in an NTN system. A terminal 100 comprises: a wireless reception unit 106 that receives a MAC CE and an offset value (KMAC_ACTION, etc.); and a control unit 110 that, on the basis of the offset value, sets a slot for starting an operation based on a MAC CE control command.

IPC Classes  ?

• H04W 72/1273 - Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of downlink data flows
• H04W 72/20 - Control channels or signalling for resource management
• H04W 80/02 - Data link layer protocols
• H04W 84/06 - Airborne or Satellite Networks

Abstract

A multi-band communication device includes: one or more transceiver circuitries, each of which in operation transmits and receives data on a plurality of channels in different frequency bands; and a band configuration circuitry operative to change a configuration of any one of the transceiver circuitries based on configuration information received from a multi-band Access Point (AP). The configuration information specifies one of the frequency bands as a Primary band and the other frequency bands as Secondary band(s). The transceiver circuitry operating on the Primary band is used as a default circuitry for communication with the AP.

IPC Classes  ?

• H04W 52/02 - Power saving arrangements
• H04L 1/1867 - Arrangements specially adapted for the transmitter end
• H04L 5/00 - Arrangements affording multiple use of the transmission path

Abstract

A three-dimensional data encoding method includes: (i) in a first case where a layered structure is generated by classifying three-dimensional points into layers: encoding attribute information for the three-dimensional points based on the layered structure; and generating a bitstream including layer information utilized for the generation of the layered structure; and (ii) in a second case where the three-dimensional points are not classified: encoding attribute information for the three-dimensional points; and generating a bitstream not including the layer information.

IPC Classes  ?

• H04N 19/124 - Quantisation
• G06T 9/40 - Tree coding, e.g. quadtree, octree
• G06T 17/00 - 3D modelling for computer graphics

Abstract

A three-dimensional data encoding method includes: calculating coefficient values from items of attribute information of three-dimensional points; quantizing the coefficient values to generate quantization values; and generating a bitstream including the quantization values. One or more items of attribute information are classified, for each of three-dimensional spaces, into one of groups, the three-dimensional spaces (i) being included in a plurality of three-dimensional spaces, and (ii) including, among the three-dimensional points, three-dimensional points including the one or more items of attribute information. In the quantizing, the coefficient values are quantized using a predetermined quantization parameter or one or more quantization parameters for one or more groups, the one or more groups being included in the groups and including one or more items of attribute information used to calculate the coefficient values, the one or more items of attribute information being included in the items of attribute information.

IPC Classes  ?

• G06T 9/00 - Image coding
• G06T 9/40 - Tree coding, e.g. quadtree, octree

Abstract

An information processing device includes: a state information acquisition unit that acquires state information representing a state of a battery mounted on an electric device driven by the battery; an association information acquisition unit that acquires association information representing an association between the state of the battery and a deterioration rate of the battery; a deterioration information deriving unit that derives deterioration information related to the deterioration rate of the battery, based on the state information and the association information; and an output unit that outputs the deterioration information.

IPC Classes  ?

• G01R 31/392 - Determining battery ageing or deterioration, e.g. state of health
• B60L 50/60 - Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
• B60L 58/16 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to battery ageing, e.g. to the number of charging cycles or the state of health [SoH]
• G01R 31/374 - Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC] with means for correcting the measurement for temperature or ageing
• G01R 31/382 - Arrangements for monitoring battery or accumulator variables, e.g. SoC
• H01M 10/42 - Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
• H01M 10/48 - Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte

Abstract

Provided is a user equipment, user equipment, UE, comprising circuitry which, in operation, stores a list of parameter pairs, wherein each parameter pair includes a next hop, NH, parameter and an NH chaining counter, NCC, and each parameter pair is associated with one of at least one candidate base station. The US further comprises a transceiver which, in operation, receives a cell switch command including an indication of a target cell of a target base station, the target base station being one of the at least one candidate base station. The circuitry which, in operation, derives a session key using a parameter pair associated with a serving base station or a parameter pair associated with the target base station; and uses the derived session key for communication with the target base station.

IPC Classes  ?

• H04W 12/041 - Key generation or derivation
• H04W 12/0433 - Key management protocols
• H04W 36/00 - Handoff or reselecting arrangements
• H04W 36/08 - Reselecting an access point
• H04W 76/27 - Transitions between radio resource control [RRC] states

Abstract

This IoT device is connected to a communication network and comprises: a communication unit (11) for communicating with another IoT device different from the subject IoT device; and a control unit (15) for controlling the communication unit (11). When a predetermined procedure is yet to be completed, the control unit (15) causes transmission of a beacon (Bc), requesting the predetermined procedure, via the communication unit (11). When the predetermined procedure is already completed, the control unit (15) does not cause transmission of the beacon (Bc).

IPC Classes  ?

• H04W 4/70 - Services for machine-to-machine communication [M2M] or machine type communication [MTC]
• H04W 12/08 - Access security
• H04W 48/10 - Access restriction or access information delivery, e.g. discovery data delivery using broadcasted information

Abstract

A terminal (200) is provided with a control circuit (20A) and a transmitting circuit (20B). The control circuit (20A) determines an arrangement, with respect to a side link data channel, of second control information related to first control information transmitted in the side link, on the basis of the arrangement of a reference signal in the data channel and the arrangement of a control channel. The transmitting circuit (20B) transmits the data channel in accordance with the determined arrangement.

IPC Classes  ?

• H04W 72/25 - Control channels or signalling for resource management between terminals via a wireless link, e.g. sidelink
• H04L 5/00 - Arrangements affording multiple use of the transmission path
• H04W 72/0446 - Resources in time domain, e.g. slots or frames

Abstract

The present disclosure provides communication apparatuses and communication methods for utilization of SL-RSRP in V2X resource sensing and selection. The communication apparatuses include a communication apparatus comprising: circuitry which, in operation, adjusts a parameter based on at least one of a plurality of priority levels, and determines a plurality of resource candidates based on the adjusted parameter; and a transmitter which, in operation, transmits a transmission block (TB) using a resource selected from the plurality of resource candidates.

IPC Classes  ?

• H04W 72/02 - Selection of wireless resources by user or terminal

Abstract

An integrated circuit includes generation circuitry and transmission circuitry. The generation circuitry uses a reference size for a search space to generate downlink control information (DCI) in a first DCI format used for sidelink communications. The transmission circuitry transmits the DCI in the first DCI format mapped on the search space. When a second DCI format used for base station communications is mapped on the search space and the second DCI format is larger than the first DCI format, the reference size for the search space is based on the second DCI format. When a third DCI format used for sidelink communications is mapped on the search space and the third DCI format is larger than the first DCI format, and the second DCI format larger than the third DCI format is not mapped on the search space, the reference size is based on the third DCI format.

IPC Classes  ?

• H04L 5/00 - Arrangements affording multiple use of the transmission path
• H04L 1/00 - Arrangements for detecting or preventing errors in the information received
• H04L 27/26 - Systems using multi-frequency codes
• H04W 72/044 - Wireless resource allocation based on the type of the allocated resource
• H04W 72/0446 - Resources in time domain, e.g. slots or frames
• H04W 72/12 - Wireless traffic scheduling
• H04W 72/23 - Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
• H04W 92/18 - Interfaces between hierarchically similar devices between terminal devices

Abstract

An encoder includes circuitry and memory coupled to the circuitry. The circuitry, in operation, generates a first coefficient value by applying a CCALF (cross component adaptive loop filtering) process to a first reconstructed image sample of a luma component, generates a second coefficient value by applying an ALF (adaptive loop filtering) process to a second reconstructed image sample of a chroma component, and clips the second coefficient value. The circuitry generates a third coefficient value by adding the first coefficient value to the clipped second coefficient value, and clips the third coefficient value. The circuitry encodes a third reconstructed image sample of the chroma component using the clipped third coefficient value.

IPC Classes  ?

• H04N 19/117 - Filters, e.g. for pre-processing or post-processing
• H04N 19/132 - Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
• 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 19/82 - Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop

Abstract

This terminal is provided with: a control circuit that, in a plurality of time resources including a first time resource in which a frequency band is divided into a plurality of bands, selects a random access channel transmission opportunity on the basis of a threshold value for received electric power; and a transmission circuit that transmits a random access channel signal using the transmission opportunity.

IPC Classes  ?

• H04W 72/50 - Allocation or scheduling criteria for wireless resources
• H04W 72/0446 - Resources in time domain, e.g. slots or frames
• H04W 72/0453 - Resources in frequency domain, e.g. a carrier in FDMA
• H04W 74/0833 - Random access procedures, e.g. with 4-step access

Abstract

The present disclosure provides a communication apparatus and method for multiple Physical Random Access Channel (multi-PRACH) transmission in Cross-Division Duplexing (XDD), the apparatus comprising: circuitry, which in operation, determines a random access channel occasion (RO) group from a plurality of RO groups for multiple PRACH transmissions, each of the plurality of RO groups including one or more ROs; and a transmitter, which in operation, transmits a preamble on the one or more ROs of the determined RO group, wherein the one or more ROs include at least one RO in subband non-overlapping full duplex (SBFD) symbols or at least one RO in non-SBFD symbols.

IPC Classes  ?

• H04W 74/0833 - Random access procedures, e.g. with 4-step access
• H04L 5/00 - Arrangements affording multiple use of the transmission path

Abstract

A method implemented by a server includes: receiving data related to capturing of an object by a capturing device; obtaining position information indicating a first position of the object from the received data; and outputting information for displaying an image corresponding to the object at a second position in a virtual space, the second position corresponding to the first position indicated by the obtained position information.

IPC Classes  ?

• G06T 15/00 - 3D [Three Dimensional] image rendering
• G06T 7/70 - Determining position or orientation of objects or cameras

Abstract

An encoder that; obtains two prediction images by performing motion compensation using two motion vectors; obtains a gradient value of each of pixels included in the two prediction images; derives a local motion estimation value for each of sub-blocks based on the pixel value and the gradient value of each of the pixels, the sub-blocks being obtained by partitioning the current block; and generates a final prediction image for the current block using the pixel value and the gradient value of each of the pixels, and the local motion estimation value derived for each of the sub-blocks. Each of the pixels in the two prediction images is interpolated with sub-pixel accuracy, and a reference range for the interpolation is included in a normal reference range that is referred to for motion compensation for the current block in normal inter prediction performed without using the local motion estimation value.

IPC Classes  ?

• 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 19/176 - 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 19/59 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution

Abstract

This base station includes: a control circuit that determines a first setting of a random access channel resource in a first time resource in which a frequency band is divided into a plurality of bands by alternatively reading information on a second setting of a random access channel resource in a second time resource different from the first time resource; and a reception circuit that receives a random access channel signal on the basis of the first setting.

IPC Classes  ?

• H04W 74/0833 - Random access procedures, e.g. with 4-step access
• H04L 27/26 - Systems using multi-frequency codes
• H04W 28/06 - Optimising, e.g. header compression, information sizing
• H04W 72/0446 - Resources in time domain, e.g. slots or frames
• H04W 72/0453 - Resources in frequency domain, e.g. a carrier in FDMA

Abstract

The base station comprises: a control circuit that sets allocation resources to be allocated to signals of a terminal within one of a plurality of bands, in a method in which transmission directions are individually set for a plurality of bands obtained by dividing a frequency band; and a communication circuit that either transmits or receives a signal using the allocation resources.

IPC Classes  ?

• H04W 72/0453 - Resources in frequency domain, e.g. a carrier in FDMA
• H04L 5/00 - Arrangements affording multiple use of the transmission path

Abstract

In the present invention, an encoding device is provided with a generation unit that, by using at least the phase components of signals of at least three microphones arranged in a two-dimensional plane, generates signals at a first position and a second position on a straight line connecting two virtual microphones constituting a virtual stereo microphone, arranged along a first direction of the two-dimensional plane, and that generates signals of the two virtual microphones positioned at both ends, the first position and the second position, by performing extrapolation processing with respect to the signals at the first position and the second position.

IPC Classes  ?

• H04R 3/00 - Circuits for transducers
• H04R 5/027 - Spatial or constructional arrangements of microphones, e.g. in dummy heads

Abstract

An encoder that encodes a current block in a picture includes circuitry and memory. Using the memory, the circuitry: splits the current block into a first sub block, a second sub block, and a third sub block in a first direction, the second sub block being located between the first sub block and the third sub block; prohibits splitting the second sub block into two partitions in the first direction; and encodes the first sub block, the second sub block, and the third sub block.

IPC Classes  ?

• 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 19/423 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
• H04N 19/63 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets

Abstract

An encoder that encodes a current block in a picture includes circuitry and memory. Using the memory, the circuitry: splits the current block into a first sub block, a second sub block, and a third sub block in a first direction, the second sub block being located between the first sub block and the third sub block; prohibits splitting the second sub block into two partitions in the first direction; and encodes the first sub block, the second sub block, and the third sub block.

IPC Classes  ?

• 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 19/423 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
• H04N 19/63 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets

Abstract

A decoder includes a memory and processing circuitry. The processing circuitry, in operation, changes values of pixels in a first block and a second block to filter a boundary therebetween, using clipping such that change amounts of the respective values are within respective clip widths. The clip widths for the pixels in the first block and the second block are selected based on block sizes of the first block and the second block. The pixels in the first block include a first pixel located at a first position, and the pixels in the second block include a second pixel located at a second position corresponding to the first position with respect to the boundary. The clip widths include a first clip width and a second clip width corresponding to the first pixel and the second pixel, respectively, and the first clip width is different from the second width.

IPC Classes  ?

• H04N 19/117 - Filters, e.g. for pre-processing or post-processing
• H04N 19/136 - Incoming video signal characteristics or properties
• 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
• H04N 19/182 - 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 pixel
• H04N 19/61 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
• H04N 19/82 - Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop

Abstract

An information processing method includes: obtaining an audio signal generated by collecting sound emitted from a sound source using a sound collection device; executing, on the audio signal, acoustic processing that repeatedly changes a relative position between the sound collection device and the sound source in a time domain; and outputting an output audio signal on which the acoustic processing has been executed.

IPC Classes  ?

• H04S 7/00 - Indicating arrangementsControl arrangements, e.g. balance control

Abstract

An encoder performs a determination process of determining a boundary strength for controlling deblocking filtering to be applied to a block boundary in a generated reconstructed picture. The determination process includes: a first processing, which is performed in a case where a current block is a luma block, of (i) determining whether a condition is satisfied, the condition being that a coding mode of the current block is different from a coding mode of a neighboring block of the current block, and the coding mode of the current block and the coding mode of the neighboring block are ones of three coding modes that are an intra block copy mode, a palette mode, and an inter mode, and (ii) determining the boundary strength to be either the first value or the second value based on the determining whether the condition is satisfied.

IPC Classes  ?

• H04N 19/117 - Filters, e.g. for pre-processing or post-processing
• 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 19/176 - 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 19/82 - Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop

Abstract

An information processing device acquires operation information of a plurality of devices installed in a space. The information processing device maps operation information of a device installed in a shared space used by a plurality of users to the plurality of users. The information processing device maps operation information of a device installed in a specific space used by a specific user to the specific user. The information processing device outputs at least one of the operation information mapped to the plurality of users and the operation information mapped to the specific user.

IPC Classes  ?

• H04L 12/28 - Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]

Abstract

The present disclosure relates to a user equipment, UE, comprising the following. A processing circuitry of the UE determines a target effective number of transmission repetitions for uplink control information, UCI. A transmitter performs one or more transmission repetitions for the available UCI until the target effective number of UCI transmission repetitions is reached. For each transmission repetition, ⋅the processing circuitry determines one component carrier of a plurality of component carriers configured for the UE and determines an uplink resource of the determined component carrier, and ⋅the transmitter transmits the available uplink control information using the determined uplink resource of the determined component carrier. Each performed UCI transmission repetitions contributes with an individual effective number towards the target effective number of UCI transmission repetitions, the effective number of each UCI transmission repetition depends on a transmission-effectivity coefficient relating to the component carrier used for performing the respective UCI transmission repetition.

IPC Classes  ?

• H04W 72/21 - Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
• H04L 27/26 - Systems using multi-frequency codes
• H04W 72/1263 - Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows

Abstract

An authentication method is used by an automated driving system that includes a vehicle and an external device, the external device communicating with the vehicle to cause the vehicle to implement automated driving. The vehicle holds a first certificate that certifies validity of the vehicle. The external device holds a second certificate that certifies validity of the external device. The authentication method includes: validating a third certificate that certifies validity of a combination of the vehicle and the external device, in accordance with a result of device authentication performed between the vehicle and the external device by reference to the first certificate and the second certificate.

IPC Classes  ?

• G06F 21/33 - User authentication using certificates
• G06F 21/44 - Program or device authentication

Abstract

An encoder partitions into blocks using a set of block partition modes. The set of block partition modes includes a first partition mode for partitioning a first block, and a second block partition mode for partitioning a second block which is one of blocks obtained after the first block is partitioned. When the number of partitions of the first block partition mode is three, the second block is a center block among the blocks obtained after partitioning the first block, and the partition direction of the second block partition mode is same as the partition direction of the first block partition mode, the second block partition mode indicates that the number of partitions is only three. A parameter for identifying the second block partition mode includes a first flag indicating a horizontal or vertical partition direction, and does not include a second flag indicating the number of partitions.

IPC Classes  ?

• H04N 19/119 - Adaptive subdivision aspects e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
• H04N 19/157 - Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
• 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

Abstract

An encoder partitions into blocks using a set of block partition modes. The set of block partition modes includes a first partition mode for partitioning a first block, and a second block partition mode for partitioning a second block which is one of blocks obtained after the first block is partitioned. When the number of partitions of the first block partition mode is three, the second block is a center block among the blocks obtained after partitioning the first block, and the partition direction of the second block partition mode is same as the partition direction of the first block partition mode, the second block partition mode indicates that the number of partitions is only three. A parameter for identifying the second block partition mode includes a first flag indicating a horizontal or vertical partition direction, and does not include a second flag indicating the number of partitions.

IPC Classes  ?

• H04N 19/119 - Adaptive subdivision aspects e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
• H04N 19/157 - Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
• 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

Abstract

A communication apparatus includes a receiver and a decoder. The receiver includes a plurality of antenna elements and, in operation, receives from a base station apparatus a modulated signal mapped to one of a plurality of subframes defined in a frame corresponding to a communicable range to which the communication apparatus belongs. The plurality of subframes are defined by time-division, frequency-division, or time-and-frequency division of the frame. A maximum number of modulated signals that can be simultaneously transmitted in a subframe from the base station apparatus varies depending on the communicable range. The decoder, in operation, decodes the received modulated signal.

IPC Classes  ?

• H04B 7/0452 - Multi-user MIMO systems
• H04B 7/04 - Diversity systemsMulti-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
• 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
• H04B 7/08 - Diversity systemsMulti-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
• H04J 3/00 - Time-division multiplex systems
• H04J 11/00 - Orthogonal multiplex systems
• H04L 27/26 - Systems using multi-frequency codes
• H04W 72/0446 - Resources in time domain, e.g. slots or frames

Abstract

This decoding device (200) comprises a circuit (251), and a memory (252) connected to the circuit (251). In operation, the circuit (251): decodes, from a bitstream, base data of a face image pertaining to a face moving image, and geometric information which corresponds to each of a plurality of frames of the face moving image and indicates the geometric attributes in a region including the face of a person (S701); further decodes, from the bitstream, concealment parameters pertaining to an error recovery control when the geometric information is not appropriately acquired in an encoding device (S702); and uses a generation model to generate the face moving image from the base data, the geometric information, and the concealment parameters (S703).

IPC Classes  ?

• H04N 19/46 - Embedding additional information in the video signal during the compression process
• 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

Abstract

This encoding method comprises: acquiring a plurality of vertices included in a three-dimensional mesh (S1561); generating a plurality of two-dimensional coordinates by projecting the plurality of vertices onto a two-dimensional plane (S1562); transforming the plurality of two-dimensional coordinates using a two-dimensional transformation on the basis of parameters (S1563); and generating a bitstream including the parameters (S1564). The plurality of two-dimensional coordinates obtained through the two-dimensional transformation are used to map the texture of the three-dimensional mesh.

IPC Classes  ?

• G06T 9/00 - Image coding

Abstract

Provided is a terminal which appropriately transmits and receives signals when operating in an unlicensed band. A terminal (200) is provided with: a mapping unit (207) for allocating a signal to a resource on the basis of control information indicating allocation of groups among a plurality of groups obtained by grouping a plurality of blocks into which a frequency band has been divided, and allocation of resources in the blocks; and a transmitting unit (209) for transmitting the signal.

IPC Classes  ?

• H04L 5/00 - Arrangements affording multiple use of the transmission path

Abstract

An encoder includes circuitry and memory connected to the circuitry. The circuitry: derives an absolute value of a sum of horizontal gradient values; derives, as a first parameter, the total sum of the absolute values of horizontal gradient values; derives, as a second parameter, the total sum of the absolute values of vertical gradient values; derives a horizontal-related pixel difference value; derives, as a third parameter, the total sum of the absolute values of horizontal-related pixel difference values; derives a vertical-related pixel difference value; derives, as a fourth parameter, the total sum of the absolute values of vertical-related pixel difference values; and generates a prediction image using the first to fourth parameters.

IPC Classes  ?

• 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 19/136 - Incoming video signal characteristics or properties
• 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
• H04N 19/52 - Processing of motion vectors by encoding by predictive encoding
• H04N 19/80 - Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation

Abstract

The motion vector of each of a plurality of three-dimensional points included in a frame to be encoded, the plurality of three-dimensional points each belonging to one of a plurality of sub-meshes, is calculated by referring to a reference frame (step S17901), and the calculated plurality of motion vectors are encoded (step S17902). When calculating the motion vector of each of the plurality of three-dimensional points, the motion vector is calculated while switching the reference frame that is referred to on the basis of the sub-mesh to which the three-dimensional point belongs.

IPC Classes  ?

• G06T 9/00 - Image coding

Abstract

The present disclosure relates to a user equipment comprising the following. A receiver receives configuration information for each of at least one mobility candidate cell, the configuration information configuring: • a first list of one or more beam indicators, the first list being usable by the UE for pre-processing of signals from the respective mobility candidate cell when located in a serving cell of the UE before a mobility cell switch to the respective mobility candidate cell, • a second list of one or more beam indicators, the second list being usable by the UE for one or more of signal transmission and signal reception when located in the respective mobility candidate cell after a mobility cell switch. At least a part of the first list is also usable by the UE for one or more of the signal transmission and signal reception after the mobility cell switch.

IPC Classes  ?

• 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

Abstract

An encoder that encodes a current block in a picture includes circuitry and memory. Using the memory, the circuitry: splits the current block into a first sub block, a second sub block, and a third sub block in a first direction, the second sub block being located between the first sub block and the third sub block; prohibits splitting the second sub block into two partitions in the first direction; and encodes the first sub block, the second sub block, and the third sub block.

IPC Classes  ?

• 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 19/423 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
• H04N 19/63 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets

Abstract

Appropriate timing control is realized in accordance with propagation delay between a terminal and a base station. This terminal includes: a control unit that controls a transmission timing on the basis of first information relating to control of transmission timing of signals in a transmission increment of the signals, and second information relating to control of transmission timing in a finer increment than in the transmission increment; and a wireless transmission unit that performs signal transmission on the basis of control of the transmission timing by the control unit.

IPC Classes  ?

• H04W 56/00 - Synchronisation arrangements