According to various embodiments, a communication system is described comprising a programmable metasurface configured to provide communication resources and a metasurface virtualization component configured to create multiple virtual programmable metasurfaces, wherein each virtual programmable metasurface is associated with a respective portion of the communication resources provided by the programmable metasurface, expose the virtual programmable metasurfaces to one or more managing components as resource to provide one or more communication functions and for each virtual programmable metasurface for which the one or more management components have requested provision of a respective communication function, control the programmable metasurface to provide the requested communication function by means of the portion of the communication resources provided by the programmable metasurface associated with the virtual programmable metasurface.
An avatar control device according to an aspect of the present disclosure comprises: a motion detection unit that detects motion of a user on the basis of a captured image obtained by capturing an image of the user; a motion determination unit that determines, on the basis of the motion detected by the motion detection unit, one motion pattern from among a plurality of preset motion patterns for an avatar corresponding to the user; and an avatar generation unit that generates an image of the avatar which moves in accordance with the motion pattern determined by the motion determination unit.
According to the present invention, a virtual space server comprises: a detection unit that detects a topic for each of a plurality of communities established by conversations between two or more avatars existing in a virtual space; an identification unit that identifies a destination community among a plurality of communities on the basis of a degree of similarity between the interests of non-participating avatars, which are avatars that do not participate in any of the plurality of communities, and the topic for each of the plurality of communities; and a moving unit that instantaneously moves the non-participating avatars to an area where the non-participating avatars can converse with two or more avatars belonging to the destination community.
The purpose of the present invention is to provide a moving image generation device that presents one scene of moving image contents in a form to be easily understood by a user. A moving image distribution server 100 according to the present invention comprises: a moving image content storage unit 101 that stores moving image contents; a scene acquisition unit 104 that acquires a scene moving image from the moving image contents; a frame acquisition unit 105 that acquires a plurality of frames from the scene moving image; and a GIF conversion processing unit 106 functioning as a generation unit that generates a digest moving image in accordance with the length of the scene moving image and the plurality of frames.
A terminal according to an aspect of the present disclosure includes: a receiving unit that receives downlink control information for scheduling an uplink shared channel having a rank of greater than four; and a control unit that determines, on the basis of the downlink control information, combinations of a plurality of demodulation reference signal ports.
H04B 7/06 - Diversity systems; Multi-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
The purpose of the present invention is to provide a power consumption optimization system that performs control for optimizing electric power amount fees. A HEMS controller 100, which is a power consumption optimization device for controlling a domestic power source system comprising a storage battery, comprises: an acquisition unit (basic fees acquisition unit 104a, etc.) that acquires fee structure information of a commercial power 20; a setting unit 103 that functions as an acquisition unit for acquiring setting information with respect to a storage battery 100e or an instrument 110a, etc.; and a control unit 104 that controls charging and discharging of the storage battery 110e and operation of the instrument 110a, etc., on the basis of the fee structure information and the setting information.
H02J 3/14 - Circuit arrangements for ac mains or ac distribution networks for adjusting voltage in ac networks by changing a characteristic of the network load by switching loads on to, or off from, network, e.g. progressively balanced loading
H02J 3/00 - Circuit arrangements for ac mains or ac distribution networks
This terminal comprises: a reception unit that receives, from a base station, parameters relating to frequency hopping that is applied to a sounding reference signal (SRS) in an unlicensed band; and a transmission unit that applies frequency hopping to the SRS on the basis of the parameters and transmits to the base station in a multiple resource blocks (RB) set.
At the destination of a drone (10), a detection unit (12) detects a landing-possible area and a landing-impossible area for the drone (10). A safety level specifying unit (13) specifies one of a plurality of safety levels at the time of landing with respect to the detected landing-possible area. A risk level specifying unit (14) specifies one of a plurality of risk levels at the time of landing with respect to the detected landing-impossible area. An evaluation unit (15) evaluates a landing point of the drone (10) on the basis of the specified safety level and risk level within the detected landing-possible area.
A terminal according to an aspect of the present disclosure is characterized by comprising: a transmission unit that reports capability information related to the monitoring of a physical downlink control channel (PDCCH); and a control unit that determines the PDCCH monitoring opportunity for each of a plurality of spans included in one slot, said capability information indicating that the combination related to particular PDCCH monitorings in a particular condition is to be supported. According to an aspect of the present disclosure, appropriate monitorings can be implemented even when PDCCH monitoring spans are used.
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
10.
TERMINAL, WIRELESS COMMUNICATION METHOD, AND BASE STATION
A terminal according to an aspect of the present disclosure comprises a reception unit that receives a setting indicating whether a serving cell can be a candidate cell for layer 1/layer 2 (L1/L2) inter-cell mobility, and a control unit that controls switching of the serving cell on the basis of the setting. According to an aspect of the present disclosure, setting/processing can be performed appropriately during cell switching.
H04W 36/28 - Reselection being triggered by specific parameters by agreed or negotiated communication parameters involving a plurality of connections, e.g. multi-call or multi-bearer connections
H04W 72/0457 - Variable allocation of band or rate
11.
TERMINAL, WIRELESS COMMUNICATION METHOD, AND BASE STATION
A terminal according to one aspect of the present disclosure comprises: a receiving unit that receives a cell switch command of a special cell (SpCell) by layer 1/layer 2 (L1/L2) signaling; and a control unit that makes different assumptions about the activation or deactivation status of a candidate cell on the basis of the type of the candidate cell. According to one aspect of the present disclosure, settings/processing at the time of cell switching can be appropriately performed.
H04W 36/28 - Reselection being triggered by specific parameters by agreed or negotiated communication parameters involving a plurality of connections, e.g. multi-call or multi-bearer connections
H04W 72/0457 - Variable allocation of band or rate
This terminal comprises: a reception unit that receives, from a base station, parameters relating to downlink control information (DCI) and frequency hopping for scheduling physical uplink shared channels (PUSCHs) in an unlicensed band; and a transmission unit that applies, on the basis of the parameters, the frequency hopping to the PUSCHs and transmits the resulting PUSCHs to the base station in a plurality of resource block (RB) sets.
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 72/1268 - Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of uplink data flows
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
A terminal comprising a transmission unit that transmits a request for a specific type of synchronizing signal block to a base station, and a reception unit that receives the specific type of synchronizing signal block from the base station.
A terminal according to an aspect of the present disclosure comprises: a reception unit that receives downlink control information for scheduling an uplink shared channel involving a plurality of repetitions using the same frequency resource and the same temporal resource; and a control unit that determines a combination of a plurality of demodulation reference signal (DMRS) ports, on the basis of the downlink control information.
H04B 7/06 - Diversity systems; Multi-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
A terminal according to one aspect of the present disclosure comprises: a reception unit that receives downlink control information (DCI) for scheduling an uplink shared channel; and a control unit that, on the basis of a field relating to an antenna port included in the DCI, determines a combination of more than two demodulation reference signal (DMRS) ports in one code division multiplexing (CDM) group corresponding to a DMRS for the uplink shared channel.
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
A terminal according to one aspect of the present disclosure comprises: a reception unit that receives downlink control information (DCI) for scheduling a downlink shared channel; and a control unit that, on the basis of a field which pertains to an antenna port included in the DCI, determines a combination of more than two DMRS ports in a single code division multiplexing (CDM) group corresponding to a demodulation reference signal (DMRS) for the downlink shared channel.
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
This terminal includes: a reception unit that receives, from a base station, a control channel for scheduling a shared channel of a bandwidth for a terminal with reduced functionality; and a control unit that sets a time unit resource, which differs from a first time unit resource that received the control channel, to a second time unit resource for receiving the shared channel. The reception unit receives the shared channel through the second time unit resource.
This authorization device comprises: a reception unit that receives an authentication request from an application server accessed from a terminal; a control unit that, when a specific parameter is included in the authentication request, verifies whether specific registration information regarding the terminal is stored in a network node device of a communication system used by the terminal, then determines whether the terminal is authenticated on the basis of the verification result; and a transmission unit for transmitting an authorization code to the application server when it is at least determined by the control unit that the terminal is authenticated.
This approval device comprises: a reception unit that receives an authentication request pertaining to a second terminal from an application server which is accessed by the second terminal after receiving, from a first terminal, a notification request including identification information; a transmission unit that transmits an authentication approval request to the first terminal on the basis of the notification request and that transmits an authentication approval request to the second terminal; and a control unit that, when approval has been obtained from both the first terminal and the second terminal, decides to transmit, to the application server, an approval code indicating that specific processing has been approved.
This terminal comprises: a reception unit that receives a signal in a moving environment in which a single carrier frequency is used; and a control unit that corrects a Doppler frequency shift of the signal. The control unit corrects a first Doppler frequency shift amount corresponding to a spot where the Doppler frequency shift instantaneously changes, and corrects a second Doppler frequency shift amount corresponding to a spot where the Doppler frequency shift continuously changes.
This terminal comprises: a control unit that determines an interlaced channel configuration applied to the transmission in a plurality of adjacent Listen Before Talk (LBT) channels in an unlicensed band; a reception unit that executes the LBT in the plurality of LBT channels; and a transmission unit that performs a transmission to another terminal on the basis of the channel configuration when the LBT is successful. The control unit determines whether or not to use an intra-cell guard band (ICGB) between the plurality of LBT channels as a control channel in the channel configuration.
This wireless relay device comprises: a communication unit that receives signaling including control information relating to a relay function from a base station; a control unit that controls the relay function on the basis of the control information; and a relay unit that performs the relay function of receiving a first signal from the base station, transmitting the first signal to a terminal, receiving a second signal from the terminal, and transmitting the second signal to the base station. The relay unit transmits the first signal to the terminal by using a plurality of Transmission/Reception Points (TRPs). The control unit controls the plurality of TRPs on the basis of the control information.
A terminal according to one aspect of the present disclosure comprises: a reception unit that receives meta information relating to an artificial intelligence (AI) model; a transmission unit that performs a report relating to available AI models; and a control unit that, on the basis of the meta information and the available AI models, activates the AI model. According to the one aspect of the present invention, it is possible to achieve suitable overhead reduction, channel estimation, and resource utilization.
A terminal according to one embodiment of the present disclosure has: a reception unit that receives a first downlink control channel used in triggering a random access procedure; and a control unit that, if the random access procedure is supported for each reception point, controls reception of a second downlink control channel used in receiving a response signal in the random access procedure, the control being carried out on the basis of at least one of a first quasi-collocation (QCL) hypothesis for using a first QCL corresponding to the first downlink control channel and a second QCL hypothesis for using a second QCL corresponding to a specific control resource set.
A terminal according to one aspect of the present disclosure comprises: a receiving unit that receives at least one among first information instructing DL reception and second information instructing UL transmission in a time domain to which subband non-overlapping full duplex communication is applied; and a control unit that when the DL reception and the UL transmission instructions are supported for the same time domain to which the subband non-overlapping full-duplex communication is applied, controls to select and perform one of the DL reception and the UL transmission on the basis of at least one among transmission conditions for the first information and the second information, conditions applied to the DL reception and the UL transmission, and conditions set in advance.
The purpose of the present invention is to properly control UL full power transmission with more than 4 antenna ports. According to an aspect of the present invention, a terminal includes a transmission unit transmitting Power Amplifier (PA) configuration related information, and a control unit determining a precoder for full power transmission which uses more than four antenna ports when a mode for determining the precoder is configured using a method different from a full power mode 0/1/2.
In a transmission switching scheme in which at least one antenna port among a plurality of antenna ports can switch a band between two or more bands, and a band used for transmission is switched between a total of three or more bands of the plurality of antenna ports, a terminal is provided with a reception unit for receiving, from a base station, a particular parameter notified in an RRC message, and a control unit assuming the presence or absence of a configuration for UL MIMO for up to two ports in a band for which transmission switching is set on the basis of whether the particular parameter has been received.
This user equipment executes radio link monitoring and/or beam failure recovery. The user equipment transmits, to a network, information relating to radio link monitoring and/or beam failure recovery.
This user information disclosure device comprises: a receiving unit that receives a user information request including a user identifier from an application server authorized to perform specific processing; a control unit that acquires information corresponding to the user identifier from a data storage device in a communication system; and a transmission unit that transmits user information created on the basis of the information to the application server.
Provided is a terminal comprising: a receiving unit that receives system information in downlink; and a control unit that assumes that information indicating whether a cell in which the user is located is a cell that supports an energy saving function of a base station is included in the system information and sent.
This terminal comprises: a reception unit that receives, from a terminal in a first resource pool, a location positioning-related signal in terminal-terminal direct communication; a control unit that performs measurement on the basis of the location positioning-related signal in terminal-terminal direct communication; and a transmission unit that transmits, to the terminal in a second resource pool, information based on the measurement. The control unit determines the first resource pool and the second resource pool.
H04W 72/40 - Resource management for direct mode communication, e.g. D2D or sidelink
G01S 5/02 - Position-fixing by co-ordinating two or more direction or position-line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
H04W 64/00 - Locating users or terminals for network management purposes, e.g. mobility management
H04W 92/18 - Interfaces between hierarchically similar devices between terminal devices
This terminal comprises: a control unit that determines a method related to listen before talk (LBT) and a method related to transmission corresponding to transmission in a first number of LBT channels in an unlicensed band; a receiving unit that performs LBT on the basis of the method related to LBT; and a transmission unit that transmits the transmission to another terminal on the basis of the method related to the transmission. The control unit determines the method related to LBT and the method related to transmission on the basis of the status of channel occupancy time (COT) acquired by the other terminal in the first number of LBT channels.
A terminal according to one aspect of the present disclosure includes: a reception unit that receives a first downlink control channel used to trigger a random access procedure with respect to a non-serving cell; and a control unit that controls the reception of a second downlink control channel used in the reception of a response signal in the random access procedure, on the basis of a first QCL assumption using a first quasi-colocation (QCL) corresponding to the first downlink control channel, and/or a second QCL assumption using a second QCL corresponding to a particular control resource set.
A terminal according to one aspect of the present disclosure comprises: a reception unit that receives downlink control information for scheduling at least one of a downlink shared channel and an uplink shared channel together with a demodulation reference signal (DMRS) to which a length-4 frequency-domain orthogonal cover code (FD-OCC) is applied; and a control unit that controls reception of the downlink shared channel and transmission of the uplink shared channel. The terminal supports the application of different FD-OCC codes to a DMRS for the downlink shared channel and a DMRS for the uplink shared channel.
This terminal comprises: a communication unit that performs communication corresponding to the side link of the preceding specification; and a control unit that obtains information regarding the side link of the preceding specification from the communication unit, and on the basis of the information regarding the side link of the preceding specification, determines an operation related to feedback in a side link of a subsequent specification.
A terminal according to the present invention receives a handover request from a network and when executing the handover, deletes a training model retained at the time of the handover.
A terminal according to one embodiment of the present disclosure comprises: a transmission unit that transmits a report that is based on the waveform of an uplink transmission; and a control unit that controls the uplink transmission on the basis of the report.
This terminal comprises: a transmission unit that executes uplink transmission using N bands (N being a natural number equal to or less than M) that are selected from M bands (M being a natural number equal to or greater than 3); and a control unit that, when transmission from one port is indicated and two or more candidate combinations of bands are assumed, determines a combination of bands from the two or more combinations of bands on the basis of a specific rule. The specific rule includes a rule for establishing, for each of the M bands, the priority of the band that is associated with the transmission chain of the uplink transmission.
H04B 7/0404 - Diversity systems; Multi-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas the mobile station comprising multiple antennas, e.g. to provide uplink diversity
This terminal comprises: a transmission unit that transmits a signal for sharing an uplink signal to another terminal by short-range communication; and a communication unit that transmits the uplink signal to a base station or a network in cooperation with the other terminal.
A terminal according to the present invention comprises: a control unit that determines whether or not a single-carrier waveform is to be applied to a downlink control channel; and a reception unit that, in the case where it is determined that the single-carrier waveform is to be applied to the downlink control channel, receives information via the downlink control channel by assuming that the single-carrier waveform is applied.
A terminal according to the present invention comprises: a control unit that determines a size of a frequency resource of a downlink control channel to which a single-carrier waveform is to be applied; and a reception unit that receives information via the downlink control channel by assuming a frequency resource of said size.
A terminal according to one embodiment of the present disclosure relates to artificial intelligence (AI)-based positioning, and is characterized by including a reception unit that receives a performance indicator for performance monitoring, and a control unit that controls the performance monitoring. This embodiment makes it possible to achieve suitable overhead reduction, channel estimation, and resource utilization.
A terminal according to one aspect of the present disclosure has a receiving unit that receives information pertaining to a channel state information (CSI) resource for measuring past CSI information, and a control unit that implements CSI prediction on the basis of the measurement result of the CSI resource. According to the aspect of the present disclosure, favorable overhead reduction / channel estimation / resource usage can be achieved.
A terminal according to one aspect of the present disclosure comprises: a reception unit for receiving downlink control information (DCI) that, from among a first demodulation reference signal (DMRS) to which a first frequency domain orthogonal cover code (FD-OCC) of length 2 is applied and a second DMRS to which a second FD-OCC longer than 2 is applied, indicates a port for the second DMRS; and a control unit for controlling reception or transmission of the second DMRS, wherein the size of second information for indicating the port for the second DMRS is larger than the size of first information for indicating the port for the first DMRS. This embodiment of the present disclosure makes it possible to use an appropriate number of DMRS ports.
H04B 7/06 - Diversity systems; Multi-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
45.
TERMINAL, WIRELESS COMMUNICATION METHOD, AND BASE STATION
A terminal according to one aspect of the present disclosure comprises: a receiving unit that receives first setting information related to a first downlink (DL) bandwidth portion (BWP), second setting information related to a first uplink (UL) BWP, third setting information related to a second DL BWP, and fourth setting information related to a second UP BWP; and a control unit that determines the settings of a specific channel across at least one of the first DL BWP and the first UL BWP as well as at least one of the second DL BWP and the second UL BWP on the basis of at least one of the first setting information, the second setting information, the third setting information, and the fourth setting information, said terminal being characterized in that the second DL BWP and the second UL BWP are BWPs which are included in at least one frequency domain of the first DL BWP and the first UL BWP and are time-division-multiplexed with at least one of the first DL BWP and the first UL BWP, and the second DL BWP and the second UL BWP are frequency-division-multiplexed with each other. This aspect of the present disclosure makes it possible to improve resource utilization efficiency.
A terminal provided with: a reception unit that receives a positioning reference signal for a single-carrier waveform; and a control unit that performs positioning based on the positioning reference signal for a single-carrier waveform.
This terminal comprises: a reception unit for receiving a reference signal; and a transmission unit for transmitting, on the basis of a comparison of a reception power for the reference signal against a threshold value, a request that a physical uplink control channel be repeatedly transmitted during a random access procedure.
According to the present invention, an avatar creation server creates an avatar including two or more parts. A determination unit determines a movable area of moving parts of the avatar on the basis of a dimension of a first part included in the avatar and a dimension of a second part different from the first part. An image generation unit generates, on the basis of the movable area determined by the determination unit, an image of the avatar at which the moving parts move.
This terminal comprises: a communication unit that performs short-range communication with a communication device when specified conditions are met; and a control unit that estimates prescribed information through the short-range communication, wherein the communication unit performs wireless communication with a base station or a network on the basis of the estimated information.
The present invention provides a terminal comprising: a reception unit that receives a downlink signal from a base station or a network in cooperation with another terminal; and a communication unit that receives, from the other terminal by short-range communication, a signal for sharing the downlink signal.
A terminal according to an embodiment of the present disclosure is characterized by having a reception unit that receives a performance index for monitoring performance with regard to artificial intelligence (AI)-based positioning, and a control unit that controls the performance monitoring, the control unit determining whether a specific operation after the performance monitoring can be executed. This embodiment of the present disclosure makes it possible to achieve suitable overhead reduction, channel estimation, and resource utilization.
A terminal according to an aspect of the present disclosure comprises: a receiving unit that receives information regarding an instruction for channel state information (CSI) prediction; and a control unit that performs CSI prediction on the basis of the information. According to one aspect of the present disclosure, it possible to achieve suitable overhead reduction, channel estimation, and resource utilization.
A terminal according to one embodiment of the present disclosure comprises a reception unit that receives information on channel state information (CSI) resources for predicting future CSI, and a control unit that executes CSI prediction for the CSI resources. One embodiment of the present disclosure makes it possible to achieve suitable overhead reduction, channel estimation, and resource utilization.
A terminal according to one embodiment of the present disclosure is characterized by comprising: a control unit that, when a measurement result of layer 1 (L1) satisfies a condition, transmits specific instructions from the physical layer to the medium access control (MAC) layer, counts the specific instructions in the MAC layer, and triggers a non-periodic CSI report on the basis of the counter value; and a transmission unit that transmits the non-periodic CSI report. According to one embodiment of the present disclosure, CSI can be reported appropriately.
A terminal according to one aspect of the present disclosure is characterized by comprising: a reception unit which receives a setting indicating that a physical uplink shared channel (PUSCH) waveform can be dynamically switched and receives downlink control information (DCI) and a media access control control element (MAC CE); and a control unit which dynamically switches the wave form of the PUSCH of a specific type on the basis of at least one of the DCI and the MAC CE. According to one aspect of the present disclosure, the switching of the waveform can appropriately be carried out.
This terminal comprises: a reception unit that receives signals from other terminals in an unlicensed band; a control unit that determines a channel to which an interlace configuration is applied for transmitting feedback information of the signals to the other terminal; and a transmission unit that transmits the feedback information to the other terminals via the channel, wherein the control unit assumes that the channel is composed of an interlace common to terminals and resources for individual terminals, and assumes that the individual resources are associated with the common interlace.
A terminal according to one aspect of the present disclosure is characterized by having a transmission unit that transmits a channel state information (CSI) report, and a control unit that, when at least one channel quality indicator (CQI) is to be included the the CSI report, assumes, for the purpose of CQI calculation, that a specific precoding matrix or a specific physical downlink shared channel (PDSCH) symbol vector is to be applied to transmissions in the PDSCH. With this aspect of the present disclosure, it is possible to appropriately perform CSI reporting relating to the influence of movement.
A terminal according to the present invention comprises: a reception unit that receives a groupcast from another terminal in an unlicensed band; a control unit that determines a channel to which an interlace configuration for transmitting feedback information of the groupcast to the other terminal only when the feedback information is NACK is to be applied; and a transmission unit that transmits the feedback information to the other terminal via the channel. The control unit selects a resource for the channel from among a plurality of resource candidates associated with the groupcast.
A terminal according to one aspect of the present disclosure comprises: a reception unit that receives settings for one or more parameters related to the number of spatial domain basis vectors with respect to a plurality of transmission points; and a control unit for using the settings to determine the number of spatial domain basis vectors to be reported with respect to the plurality of transmission points. According to this aspect of this disclosure, an appropriate CSI/codebook for CJT can be determined.
A terminal according to an embodiment of the present disclosure has: a receiver unit that receives first information pertaining to one or more set candidate cells, and second information pertaining to one or more candidate cells where an L1 beam measurement and report are set; and a control unit that controls the L1 beam measurement and report of the one or more candidate cells for which an L1 beam measurement and report are set, on the basis of the second information. The one or more set candidate cells include the candidate cells for which the L1 beam measurement and report are set.
A terminal according to one aspect of the present disclosure comprises: a control unit that determines which of a first unified transmission configuration indication (TCI) state that does not involve the use of a plurality of transmission and reception points (TRP) and a second unified TCI state that involves the use of a plurality of TRPs is to be used; and a transmission and reception unit that uses the first unified TCI state to perform the transmission and reception of a signal to/from a single TRP or uses the second unified TCI state to perform the transmission and reception of a signal to/from a plurality of TRPs based on a single downlink control information (DCI). This one aspect of the present disclosure makes it possible to appropriately apply TCI states.
H04B 7/06 - Diversity systems; Multi-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 systems; Multi-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
A terminal according to one embodiment of the present disclosure has: a control unit for determining whether to use a first unified Transmission Configuration Indication (TCI) state which does not use a plurality of transmitting/receiving points (TRP) or a second unified TCI state which does use the plurality of TRPs; and a transmitting/receiving unit which performs signal transmission/reception to and from one TRP by using the first unified TCI state, or performs signal transmission/reception to and from a plurality of TRPs based on a plurality of downlink control information (DCI), by using the second unified TCI state. One aspect of the present disclosure makes it possible to appropriately apply TCI states.
H04B 7/06 - Diversity systems; Multi-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 systems; Multi-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
A terminal according to one embodiment of the present disclosure has: a receiver unit that receives a Medium Access Control (MAC) control element for activating a unified Transmission Configuration Indication (TCI) state that uses a plurality of transmission/reception points (TRP); and a control unit that determines the activation of the unified TCI state on the basis of a specific field included in the MAC CE. According to the one embodiment of the present disclosure, TCI states can be appropriately applied.
H04B 7/06 - Diversity systems; Multi-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 systems; Multi-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
64.
TERMINAL, WIRELESS COMMUNICATION METHOD, AND BASE STATION
A terminal according to one aspect of the present disclosure has: a reception unit that receives first information relating to a Contention-Free Random Access (CFRA) resource that corresponds to a first transmission/reception point (TRP), and second information relating to a CFRA resource that corresponds to a second TRP; and a control unit that controls the CFRA protocol at the first TRP on the basis of the first information and controls the CFRA protocol at the second TRP on the basis of the second information. With this aspect of the present disclosure, communication can be appropriately implemented even when a plurality of transmission points are used to implement communication.
A terminal according to one embodiment of the present disclosure includes: a reception unit that receives a setting for an inter-cell multi-transmission/reception point (TRP), and receives first information relating to a Contention Free Random Access (CFRA) resource corresponding to a first candidate cell and second information relating to a CFRA resource corresponding to a second candidate cell; and a control unit that controls a CFRA procedure in the first candidate cell on the basis of the first information, and controls a CFRA procedure in the second candidate cell on the basis of the second information. According to the one embodiment of the present disclosure, communication can be appropriately performed even when utilizing a plurality of transmission points.
A terminal according to the present invention comprises: a reception unit that subjects a transmission signal, which is a feedback channel or a sidelink synchronization signal block, to listen before talk (LBT) in an unlicensed band; a control unit that acquires a channel occupancy time (COT) when the LBT is successful; and a transmission unit that transmits the transmission signal to another terminal in the COT. The transmission unit transmits information pertaining to the COT to the other terminal.
This terminal has: a reception unit that performs Listen Before Talk (LBT) with regard to a transmission signal, in an unlicensed band; a control unit that obtains a Channel Occupancy Time (COT) if the LBT was successful; and a transmission unit that transmits the transmission signal to another terminal during the COT. On the basis of the type of the transmission signal, the control unit determines a parameter by which the contention window of the LBT is determined.
A terminal according to one aspect of the present disclosure comprises: a control unit that respectively determines a plurality of resources for a plurality of repetitions of a physical random access channel (PRACH); and a transmission unit that transmits each of the plurality of repetitions using the plurality of resources. According to one aspect of the present disclosure, the coverage of a random access procedure can be improved.
A terminal according to one aspect of the present disclosure comprises: a control unit that determines one or more amplitude coefficients and one or more phase coefficients that correspond to a plurality of spatial domain bases, a plurality of frequency domain bases, and a plurality of Doppler domain units; and a transmission unit that transmits a report including the one or more amplitude coefficients and the one or more phase coefficients. According to one aspect of the present disclosure, it is possible to appropriately execute measurement/report pertaining to influence of movement.
This communication device comprises: a reception unit for receiving control information; and a control unit for performing on-off control of an operation executed on the communication device between a base station and a terminal on the basis of an instruction about the on-off control expressly or implicitly indicated by the control information.
A repeater comprises: a reception unit that receives control information through a first link used for the exchange of control information between a base station and the repeater; and a control unit that determines, on the basis of the control information, a time resource allocated to the repeater for a second link used for transferring signals between the base station and a terminal.
A terminal according to the present invention comprises: a reception unit that receives a single piece of specific downlink control information which schedules a channel for transmission via two or more carriers; and a control unit that determines a specific resource element which corresponds to the specific downlink control information. The control unit uses a specific parameter for the specific downlink control information, so as to determine the specific resource element.
This terminal comprises: a transmission unit that transmits an uplink signal in a network in which a first frequency range and a second frequency range higher than the first frequency range are anticipated; and a control unit that executes reporting of specific capability information relating to beamforming for the first frequency range.
Provided is a terminal comprising: a transmission unit that, when first radio access technology (RAT) and second RAT operate on the same band, transmits to a network information indicating whether or not a downlink control channel candidate of the second RAT, which includes a symbol for which a reference signal of the first RAT is allocated, is receivable; a receiving unit that receives control resource set (CORESET) settings from the network; and a control unit that monitors the downlink control channel candidate, which includes the symbol, on the basis of the CORESET settings, the control unit not assuming that a rate matching pattern of reference signals of a specific CORESET and the first RAT will be set.
H04W 72/231 - 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 layers above the physical layer, e.g. RRC or MAC-CE signalling
This terminal comprises: a control unit which detects that a candidate position from which a particular signal can be transmitted is muted; and a reception unit which monitors the particular signal at the candidate position in a low power state.
A terminal provided with: a reception unit that, in a low-power state, monitors a specific signal transmitted from a base station; and a control unit that, on the basis of an instruction from the base station, performs switching between operation for continuously monitoring the specific signal and operation for periodically monitoring the specific signal.
This demand forecasting model generation device generates a demand forecasting model for forecasting an amount of demand relative to an indicator in a target area. The demand forecasting model generation device has an acquisition unit and a generation unit. The acquisition unit acquires a first parameter which expresses the conditions around a data collection area where the data to be used in demand forecasting model generation was acquired, and/or a second parameter pertaining to a prerequisite for promoting said demand amount. The generation unit generates the demand forecasting model by using a loss function which assigns a weight based on the first parameter and/or second parameter acquired by the acquisition unit to the difference between the forecasted value of the demand amount and the actual value of the demand amount.
NIPPON TELEGRAPH AND TELEPHONE CORPORATION (Japan)
NTT DOCOMO, INC. (Japan)
Inventor
Fukuzono, Hayato
Miyagi, Toshifumi
Onizawa, Takeshi
Okuyama, Tatsuki
Suyama, Satoshi
Kishiyama, Yoshihisa
Abstract
A wireless communication system according to one embodiment of the present invention predicts, on the basis of a relevance degree of each user who uses a terminal, a traffic between the each terminal and each base station, selects a base station to connect on the basis of the traffic of each terminal, continuously collects the terminal position information relating to each terminal and a propagation loss information between each terminal and each base station, calculates a packet error rate of each selected base station on the basis of the collected terminal position information and propagation loss information, determines, on the basis of the calculated packet error rates, whether or not there is a terminal having a communication quality with respect to the base station less than a predetermined value, and when it is determined that there is a terminal having the communication quality less than the predetermined value, changes the base station to which the terminal is connected such that the communication quality of the connection of each terminal to the base station exceeds the predetermined value.
NIPPON TELEGRAPH AND TELEPHONE CORPORATION (Japan)
NTT DOCOMO, INC. (Japan)
Inventor
Fukuzono, Hayato
Miyagi, Toshifumi
Onizawa, Takeshi
Okuyama, Tatsuki
Suyama, Satoshi
Kishiyama, Yoshihisa
Abstract
A wireless communication system according to the present disclosure includes a central station, base stations, and terminal stations configured so as to be capable of performing wireless communication among the terminal stations. The terminal stations transmit, to a base station, information concerning the radio quality and information concerning services being used. The base station performs clustering of the terminal stations according to clustering control information received from the central station. In addition, the base station transmits, to the central station, the information received from the terminal stations and information concerning the radio environment of the terminal stations. The central station learns, on the basis of the information received from the base station, clustering that meets the required radio quality depending on the services being used at the terminal stations and transmits, to the base station, information concerning the learned clustering as the clustering control information.
A terminal according to one aspect of the present disclosure is characterized by comprising: a reception unit that receives a setting of a transformPrecoder for an RRC parameter to which enabled or disabled is set, and a setting of the maximum rank, to which a specific value or a value smaller than the specific value is set, when a Physical Uplink Shared Channel (PUSCH) waveform can be switched dynamically; and a control unit that controls transmission of the PUSCH. According to one aspect of the present disclosure, the switching of the waveform can be carried out appropriately.
A terminal according to one aspect of the present disclosure is characterized by comprising: a receiving unit that receives downlink control information (DCI); and a control unit that when a physical uplink shared channel (PUSCH) waveform can be dynamically switched and a discrete Fourier transform spread orthogonal frequency division multiplexing (DFT-s-OFDM) waveform is instructed to the PUSCH, ignores at least one of a demodulation reference signal (DMRS) sequence initialization field or a phase tracking reference signal (PTRS)-DMRS related field of the DCI. According to one aspect of the present disclosure, waveform switching can be appropriately performed.
Provided is a terminal comprising a transmission unit which executes repetitive transmission of a physical channel over a plurality of slots to a base station, a control unit which sets a gap in which the repetitive transmission is not executed in the repetitive transmission. The control unit executes synchronous update with the base station in the gap.
A terminal according to one embodiment of the present disclosure is characterized by having: a transmission unit that transmits a channel state information (CSI) report; and a control unit that determines, if at least one channel quality indicator (CQI) is to be included in the CSI report, at least one of the number of CQIs, the bit width of the CQI, and an index of the CQI, on the basis of a certain condition. According to the embodiment of the present disclosure, it is possible to appropriately execute CSI reporting pertaining to the impact of movement.
A terminal according to one aspect of the present disclosure comprises: a reception unit that receives first information relating to one or more serving cells for which L1 beam measurement and report are set, second information relating to one or more candidate cells for which the L1 beam measurement and report are set, and third information that instructs to deactivate at least one of the serving cells and the candidate cells; and a control unit that controls, on the basis of the first information, the second information, and the third information, the L1 beam measurement and report of the serving cells and the candidate cells.
A terminal according to one aspect of the present disclosure comprises: a reception unit that receives information relating to at least one of a resource setting for channel state information relating to one or more candidate cells corresponding to different frequencies and a report setting for the channel state information; and a control unit that executes control on the basis of the information relating to at least one of the resource setting for the channel state information and the report setting for the channel state information such as to report channel state information including at least one of L1-RSRP (reference signal received power) and an L1-SINR (signal to interference plus noise ratio) for the one or more candidate cells.
A terminal according to one aspect of the present disclosure comprises: a reception unit that receives setting information relating to a codebook subset for only fully-coherent precoders or a codebook subset for only partially-coherent precoders; and a control unit that, on the basis of the codebook subset indicated by the setting information and downlink control information for scheduling a physical uplink shared channel, determines a precoding matrix for transmission on the physical uplink shared channel. According to one aspect of the present disclosure, UL transmission using more than four antenna ports can be appropriately controlled.
H04B 7/0456 - Selection of precoding matrices or codebooks, e.g. using matrices for antenna weighting
H04B 7/06 - Diversity systems; Multi-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
87.
TERMINAL, WIRELESS COMMUNICATION METHOD, AND BASE STATION
A terminal according to one aspect of the present disclosure comprises: a receiving unit that when a first random access channel (RACH) procedure corresponding to a first transmission/reception point (TRP) is configured, receives a configuration for a second RACH procedure corresponding to a second TRP; and a control unit that determines to maintain the first RACH procedure or to stop the first RACH procedure and start the second RACH procedure on the basis of a specific condition. According to the one aspect of the present disclosure, communication can be appropriately performed even when utilizing a plurality of transmission points.
A terminal according to one aspect of the present disclosure comprises: a transmission unit which, on the basis of at least one of a synchronization status for each of transmission-reception points (TRPs) and establishment of a time alignment for each of the TRPs, uses a specific uplink (UL) signal to transmit a UL time synchronization request pertaining to the TRP; and a control unit which, after a specific period of time has elapsed from transmission of the UL signal, determines that a plurality of TRPs have been synchronized. One aspect of the present disclosure makes it possible to appropriately carry out communication even when the communication is carried out using a plurality of transmission points.
This terminal comprises: a transmission unit that transmits an uplink signal using a physical uplink control channel; and a control unit that, if no individual resources of the physical uplink control channel are provided, repeatedly transmits the physical uplink control channel across a plurality of slots using a shared resource of the physical uplink control channel.
This terminal comprises: a receiving unit that performs listen before talk (LBT) on a transmission signal in an unlicensed band; and a transmission unit that transmits the transmission signal to another terminal when the LBT is successful, wherein when the receiving unit receives a channel or signal transmitted from the other terminal within a channel occupancy time (COT) acquired by the other terminal, by which the COT does not start, the transmission unit transmits the channel or signal to the other terminal within the COT.
This repeater comprises: a reception unit that receives control information via a first link used in exchanging the control information between a base station and the repeater; and a control unit that, on the basis of the control information, determines a time resource allocated to the repeater in a second link used in transferring signals between the base station and a terminal. The control unit sets a sub-carrier interval and/or a cyclic prefix of the time resource to the sub-carrier interval and/or cyclic prefix of the first link.
H04W 88/04 - Terminal devices adapted for relaying to or from another terminal or user
H04W 72/0446 - Resources in time domain, e.g. slots or frames
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
This radio relay device comprises: a communication unit that transmits/receives control information between a base station and the radio relay device via a first link for use in exchanging the control information; and a control unit that, on the basis of the control information, determines a first downlink reception beam/uplink transmission beam and a first time resource assigned to the radio relay device in the first link and determines a second downlink reception beam/uplink transmission beam and a second time resource assigned to the radio relay device, in a second link between the base station and the radio relay device, for use in transferring a signal between the base station and a terminal. The control unit determines, on the basis of the relationship between the first time resource and the second time resource, whether to cause the second downlink reception beam/uplink transmission beam to follow the first downlink reception beam/uplink transmission beam.
Provided is a terminal comprising a reception unit that receives, in the downlink, information indicating a measurement gap for positioning using a downlink signal other than a positioning reference signal, and a control unit that performs positioning using the downlink signal other than the positioning reference signal during the measurement gap.
Provided is a terminal comprising: a transmission unit that, when a first radio access technology (RAT) and a second RAT operate on the same band, transmits to a network information indicating whether or not a second RAT downlink control channel candidate including a symbol in which a reference signal of the first RAT is disposed can be received; a reception unit that receives the configuration of a control resource set (CORESET) from the network; and a control unit that monitors the downlink control channel candidate including the symbol on the basis of the configuration of the CORESET, wherein the control unit does not expect a specific CORESET to be set.
H04W 72/231 - 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 layers above the physical layer, e.g. RRC or MAC-CE signalling
This terminal comprises: a control unit that determines the arrangement position of a specific signal in an in-zone cell, the specific signal being arranged at a unique time/frequency position for each cell; and a reception unit that monitors the specific signal using the arrangement position in a low-power state.
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
This terminal comprises: a control unit that, when a timer has expired or when a state transition instruction has been received from a base station, executes a state transition from a specific state which is not a low-power state to the low-power state; and a reception unit that, in the low-power state, monitors a specific signal which is transmitted from the base station.
A terminal comprising a reception unit that monitors a specific signal transmitted from a base station, and a control unit that executes a random-access procedure without performing monitoring of a paging signal when the specific signal is received by the reception unit.
A terminal according to one aspect of the present disclosure is characterized by comprising: a control unit that determines a first parameter related to power of a phase tracking reference signal (PTRS) corresponding to at least one of two panels and determines a transmission power ratio between the PTRS and a physical uplink shared channel (PUSCH) on the basis of the first parameter; and a transmission unit that transmits the PTRS and the PUSCH. According to one embodiment of the present disclosure, it is possible to suitably perform transmission control, even in a case where simultaneous transmission using multi-panel is assisted.
A terminal according to one aspect of the present disclosure has: a receiving unit that receives a transmission setting for a sounding reference signal (SRS) and receives a downlink control information that instructs to switch the transmission of the SRS; and a control unit that controls the switching on the basis of the setting and the downlink control information. According to the one aspect of the present disclosure, it is possible to suppress SRS interference.
H04W 72/21 - Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
H04W 72/231 - 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 layers above the physical layer, e.g. RRC or MAC-CE signalling
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
100.
TERMINAL, WIRELESS COMMUNICATION METHOD, AND BASE STATION
A terminal according to one aspect of the present disclosure comprises: a reception unit that receives first downlink control information (DCI) indicating one or more unified Transmission Configuration Indication (TCI) states, second DCI, and a downlink (DL) signal to be scheduled or triggered using the second DCI; and a control unit that, if an offset between the reception of the DCI and the reception of the DL signal is smaller than a specific threshold, determines a TCI state to be applied to the DL signal on the basis of a specific codepoint indicated by a specific field included in the second DCI. According to the one aspect of the present disclosure, it is possible to appropriately apply TCI states.
H04B 7/08 - Diversity systems; Multi-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station