1801 results about "Control channel" patented technology

Systems, methods, apparatuses, and computer program products for enhancing dynamic CORESET adaptation with limited or no control channel overhead. One method may include receiving, by a UE, a plurality of PDCCH CORESET configurations associated with at least one SS; determining, by the UE, at least one of the PDCCH CORESET configurations is associated with a symbol or slot format from a corresponding set of symbols; and performing, by the UE, PDCCH monitoring on an active control resource set configuration associated with the set of determined slots or symbols.

A wireless device receives one or more configuration parameters indicating cyclic prefix extension (CPE) starting positions for physical sidelink shared channel (PSSCH) transmissions and a plurality of priorities for the PSSCH transmissions. The CPE starting positions are configured for each priority. A plurality of CPE durations are based on the CPE starting positions. The wireless device receives a physical downlink control channel (PDCCH) indicating a starting symbol of a PSSCH transmission. The wireless device determines a first symbol based on a first CPE duration. The first symbol is before the first CPE duration from the starting symbol. The first CPE duration is based on a first CPE starting position that is pre-defined. The first symbol is after a processing time from the last symbol of the PDCCH. The wireless device transmits the PSSCH transmission and a CPE with a second CPE duration.

The disclosure provides a method, performed by a user equipment (UE), of controlling downlink (DL) control channel monitoring, the method including: receiving power saving signal (POSS) configuration information from a base station (BS);performing monitoring on a POSS from the BS, based on the POSS configuration information; determining whether the POSS is detected based on the monitoring; and controlling a DL control channel (PDCCH) monitoring configuration of the UE, based on a result of the determining.

An information processing method and apparatus, and user equipment. The method includes: in a case that a time domain resource of an uplink data channel overlaps that of at least one uplink control channel, processing at least one piece of UCI according to first target information, where the at least one piece of UCI is UCI carried on the at least one uplink control channel or includes UCI carried on the uplink data channel and UCI carried on the at least one uplink control channel, and the first target information includes at least one of the following: priority information, type information of information carried on the uplink data channel, or type information of the UCI carried on the at least one uplink control channel.

A method may include receiving, by a wireless device, a first control message indicating to skip control channel monitoring. The method may also include skipping, after the receiving first control message, the control channel monitoring. The method may further include resuming, when a contention-free random access procedure is completed or a two-step random access procedure is completed, the control channel monitoring.

Systems and methods are disclosed that are related to puncturing of Control Resource Set (CORESET) #0, e.g., for operation in a narrow channel bandwidth. In one embodiment, a method performed by a User Equipment (UE) comprises operating in a wireless spectrum allocation that is smaller than an amount of frequency domain resources needed for receiving a Synchronization Signal (SS) / Physical Broadcast Channel (PBCH) block (SSB) and CORESET #0. The method further comprises receiving, from a network node, an SSB and CORESET #0 after puncturing, wherein puncturing of the SSB is determined by a number of resource blocks (RBs) comprised in the wireless spectrum allocation within a respective frequency band and puncturing of a Physical Downlink Control Channel (PDCCH) mapped to the CORESET #0 is determined by the puncturing of the SSB and one or more offset parameters. The method further comprises decoding a message based on the PBCH / PDCCH.

Provided are a method for a first device carrying out wireless communication, and a device supporting same. The method may comprise the steps of: acquiring information related to a plurality of physical sidelink feedback channel (PSFCH) occasions; acquiring information related to a slot offset between PSFCH-physical uplink control channel (PUCCH); transmitting, to a second device via a physical sidelink control channel (PSCCH), first sidelink control information (SCI) for scheduling second SCI and a physical sidelink shared channel (PSSCH); transmitting the second SCI and data to the second device via the PSSCH; generating HARQ feedback information for the plurality of PSFCH occasions; and reporting the HARQ feedback information to a base station on the basis of a PUCCH resource.

Various aspects of the present disclosure relate to a user equipment (UE), a base station, and methods that provide wireless communication in a full duplex bandwidth part. The UE includes a memory and a processor communicatively coupled to the memory and configured to cause the UE to receive a control resource set (CORESET) configuration that includes information of resource block (RB) offset(s) and of RBs allocated to a CORESET. Each RB offset corresponds to a respective subset of groups of a first number of RBs from among a larger set of groups of the first number of RBs of a downlink (DL) bandwidth part (BWP). The processor is further configured to cause the UE to receive a physical downlink control channel (PDCCH) based on the plurality of RBs allocated to the CORESET and to receive the PDCCH based on the plurality of RBs allocated to the CORESET.

Presented are systems and methods for coverage enhancement in non-terrestrial network (NTN). A wireless communication device (e.g., UE) may send a message for physical uplink control channel (PUCCH) repetition to a wireless communication node (e.g., BS). The PUCCH repetition can comprise repetition of at least one of: PUCCH for msg4 hybrid automatic repeat request acknowledgment (HARQ-ACK), or common PUCCH. The message can comprise at least one of: a request for PUCCH repetition, or a capability report for PUCCH repetition.

A user device may receive from a network node, a first paging configuration for reception of a paging message associated with downlink data, wherein the downlink data is associated with a first priority level, and wherein the first paging configuration is different from a second paging configuration for reception of downlink data that is associated with a second priority level. The user device may receive a control channel, wherein the control channel schedules a data channel carrying the paging message for reception of the downlink data associated with the first priority level, and wherein the control channel comprises an indication that the paging message is for reception of the downlink data with the first priority level. The user device may receive the data channel, based on the first paging configuration, and receive the downlink data associated with the first priority level based on the received paging message.

A method performed by a wireless device can include receiving a first physical downlink control channel (PDCCH) order initiating a first random access (RA) procedure for a candidate cell for layer-1 or layer-2 triggered mobility (LTM) procedure. The method can also include initializing a power ramping counter to a first value based on the first PDCCH order indicating initial preamble transmission. The method can additionally include receiving, after completing the first RA procedure, a second PDCCH order initiating a second RA procedure for the candidate cell. The method can also include, in response to receiving the second PDCCH order, initializing a preamble transmission counter. The method can further include incrementing the power ramping counter from the first value to a second value based on the second PDCCH order indicating preamble retransmission.

Methods, systems, and apparatuses are provided for beam selection and reporting in a wireless communication system to enhance latency reduction for Downlink (DL) / Uplink (UL) beam selection and activation. A User Equipment (UE) can monitor Physical Downlink Control Channel (PDCCH) on multiple Control Resource Sets (CORESETs) in a first cell, transmit a signaling to a network, wherein the signaling indicates information of a first beam, and monitor PDCCH on the multiple CORESETs via the first beam based on the signaling.

A method, system and apparatus are disclosed. According to one aspect of the present disclosure, a wireless device is provided. The wireless device is configured to receive control signaling for a physical uplink control channel, PUCCH, transmission. Wireless device is configured to perform the PUCCH transmission based on the control signaling, the PUCCH transmission spanning a plurality of slots, the plurality of slots including at least one slot containing at least one UL-only symbol and at least one slot containing at least one subband full duplex, SBFD, symbol, and the PUCCH transmission spans the at least one UL-only symbol and the at least one SBFD symbol.

Methods and apparatuses for user equipment (UE)-initiated beam reporting procedures. A method performed by a UE includes receiving first information related to event evaluation and UE-initiated reporting, determining, based on the first information, whether to trigger transmission of a UE-initiated report indicator (UERI), and when the transmission is triggered, determining a first transmission occasion (TO) of a physical uplink control channel (PUCCH) resource to carry the UEIRI. The method further includes identifying, based on the first TO, a second TO of a resource for a target physical uplink shared channel (PUSCH) overlapping with the first TO and transmitting the UEIRI in the second TO. The target PUSCH carries second information.

Logic may generate or detect a communication as a punctured block of orthogonal frequency division multiplex (OFDM) symbols on a carrier with a channel bandwidth of 5 megahertz or less, the punctured block having a first set of highest frequency resource blocks (RBs) of the OFDM symbols punctured or having a second set of highest frequency RBs and lowest frequency RBs punctured. The punctured block may comprise a physical downlink control channel (PDCCH) block, a synchronization signal / physical broadcast channel (SS / PBCH) block, or a downlink bandwidth part (DL BWP) on a carrier with a channel bandwidth of 3 MHz, 5 MHz, or other channel bandwidth less than 5 MHz. And logic may cause transmission of or demodulate and decode the punctured block.

A method and apparatus are provided, in which a higher layer configuration is received (2002), where the user equipment is configured with two timing reference signals for receiving a common communication having a same set of data from multiple signal sources. A downlink scheduling assignment including downlink control information is received (2004) in a control channel scheduling a physical downlink shared channel, wherein the downlink scheduling assignment comprises an indication of a transmission configuration indicator identifying two transmission configuration indicator states, which each indicate quasi-co-location information of a demodulation reference signal corresponding to the physical downlink shared channel relative to a respective one of the first and the second timing reference signals. The physical downlink shared channel is then received (2006) according to the downlink scheduling assignment including the downlink control information.

Methods, systems, and devices for wireless communications are described. A user equipment (UE) may transmit a UE capability message to a base station, the UE capability message including an indication of a UE type, the UE type associated with at least one of a reduced bandwidth, or a reduced number of antennas, or a combination thereof, for the UE. The UE may monitor, based at least in part on a control resource set that is based at least in part on the UE type, a control channel for a downlink grant for downlink resources. The UE may receive, based at least in part on the monitoring, a grant identifying the downlink resources for communicating with the base station. The UE may communicate with the base station using the identified downlink resources.

Methods and apparatus of monitoring behaviour determination for overlapping ePDCCH and CSI-RS / SSB / PDSCH / PDCCH are disclosed. The method includes: receiving, by a receiver, a configuration for a transmission of enhanced Physical Downlink Control Channel (ePDCCH) with two Transmission Configuration Indication (TCI) states including two Quasi Co-Location Type D (QCL-TypeD) properties; and determining, by a processor, a monitoring behaviour based on a QCL-TypeD assumption and / or a predefined priority rule, wherein at least one symbol of the ePDCCH overlaps with a transmission of Channel State Information Reference Signal (CSI-RS). Synchronization Signal Block (SSB). Physical Downlink Shared Channel (PDSCH), and / or Physical Downlink Control Channel (PDCCH).

An embodiment proposes a method for performing wireless communication by a first device. The method may comprise the steps of: selecting a first resource within a first selection window on the basis of first sensing; generating a first medium access control (MAC) protocol data unit (PDU) on the basis of at least one logical channel (LCH) in which hybrid automatic repeat request (HARQ) feedback is enabled; transmitting, to a second device, first sidelink control information (SCI) for scheduling a first physical sidelink shared channel (PSSCH), through a first physical sidelink control channel (PSCCH), on the basis of the first resource; and transmitting, to the second device, second SCI and the first MAC PDU, through the first PSSCH, on the basis of the first resource. For example, random selection of the first resource may not be allowed on the basis of the at least one LCH in which the HARQ feedback is enabled.

The embodiment of the invention discloses a communication method and device, and the method comprises the steps: receiving first information from network equipment, the first information is used for determining the duration of a delay window, and the duration of the delay window is used for indicating the longest tolerance time from the start of a trigger event to the expiration of the trigger event, the trigger event is that the difference between the quality of a first beam and the quality of a currently used beam measured in a measurement window of the first beam in a beam set for M times is greater than a first threshold value, the beam set comprises N report beams, M is an integer greater than or equal to 1, and N is an integer greater than 1; and based on the duration of the delay window, selecting a physical uplink control channel (PUCCH) transmission opportunity to send second information to the network device, the second information being used for requesting a physical uplink shared channel (PUSCH) resource. By adopting the embodiment of the invention, the signaling overhead can be reduced, and the reporting efficiency of the beam measurement report is improved.

Apparatuses and methods for dynamic adaptation on periodic or semi-persistent uplink transmissions are provided. A method of user equipment (UE) in a wireless communication system includes receiving a set of configurations from a higher layer, identifying, from the set of configurations, a first set of configurations indicating resources for a periodic or semi-persistent uplink transmission, and identifying, from the set of configurations, a second set of configurations for a physical downlink control channel (PDCCH) including a downlink control information (DCI) format, wherein the DCI format includes adaptation information. The method further includes performing the periodic or semi-persistent uplink transmission based on the first set of configurations, receiving the PDCCH including the DCI format based on the second set of configurations, identifying, based on the adaptation information, a third set of configurations indicating the resources for the periodic or semi-persistent uplink transmission, and performing the periodic or semi-persistent uplink transmission based on the third set of configurations.

The present disclosure relates to systems, apparatuses, methods, and non-transitory computer-readable media for determining, by a first wireless communication device, configuration for a SL positioning-related transmission and communicating, by the first wireless communication device with a second wireless communication device, the SL positioning-related transmission, wherein the SL positioning-related transmission includes at least one of a Sidelink Positioning Reference Signal (SL-PRS), a Physical Shared Control Channel (PSCCH) corresponding to the SL PRS, or a Demodulation Reference Signal (DMRS).

Apparatuses and methods for multi-slot / physical downlink shared channel (PDSCH) / physical uplink shared channel (PUSCH) scheduling on multiple cells. A method for a user equipment (UE) includes receiving first information for a number of sets of cells, receiving a physical downlink shared channel (PDCCH) that provides a downlink control information (DCI) format, receiving first more than one PDSCH on first more than one cell, determining hybrid automatic repeat request acknowledgement (HARQ-ACK) information bits, and transmitting a physical uplink control channel (PUCCH) or a PUSCH that provides the HARQ-ACK information bits. The DCI format schedules receptions of the first more than one PDSCH on the first more than one cell in a set s of cells from the number of sets of cells. The first more than one PDSCH include one or more PDSCHs on each cell from the first more than one cell.

Apparatuses, methods, and systems are disclosed for a configuration based on a reference signal received power measurement. One method includes receiving, a first configuration including a number of repetitions for a random access response (RAR) physical downlink control channel (PDCCH) and quasi-co-location (QCL) assumption associated with a demodulation reference signal (DMRS) of each repetition of the number of repetitions for the RAR PDCCH. The method includes performing reference signal received power (RSRP) measurements on the DMRS associated with each repetition of the number of repetitions for the RAR PDCCH. The method includes transmitting a message 3 to the network. The message 3 includes a RSRP measurement for at least one of the DMRS associated with each repetition of the number of repetitions for the RAR PDCCH and the corresponding QCL assumption.

Systems and methods for physical downlink shared channel (PDSCH) processing time enhancement to support uplink (UL) transmit (Tx) switching are described. In some embodiments, a PDSCH processing time, Tproc,1, is determined using an UL Tx switch processing time, Tswitch, corresponding to a physical uplink shared channel (PUSCH) preparation time, Tproc,2, used at a UE. In some embodiments, a Tproc,1 is determined using a PDSCH UL Tx switch processing time, Tswitch,PDSCH, that is determined using a Tswitch corresponding to a Tproc,2 used at a UE. In some embodiments, a Tproc,2 is compared to a time between an end of a downlink control information (DCI) scheduling a PDSCH and a beginning of a physical uplink control channel (PUCCH) having hybrid automatic repeat request acknowledgement (HARQ-ACK) signaling for a PDSCH to determine treatment of the PUCCH. In some embodiments, a d1,1 component of Tproc,1 is relaxed based on a Tswitch.

Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive a configuration that indicates a first control resource set (CORESET) configured for a first category of UEs and a second CORESET configured for a second category of UEs with which the UE is associated, wherein the first CORESET has a first frequency domain resource allocation, and wherein the second CORESET overlaps in time with the first CORESET and has a second frequency domain resource allocation that is a subset of the first frequency domain resource allocation. The UE may monitor for a physical downlink control channel (PDCCH) candidate based at least in part on a determination that the PDCCH candidate is fully contained within the second frequency domain resource allocation. Numerous other aspects are provided.

Proposed is a method for a first device to perform wireless communication according to an embodiment. The method may comprise the steps of: acquiring an SL DRX configuration including information related to a sidelink discontinuous reception (SL DRX) cycle and information related to an active time; transmitting first sidelink control information (SCI) to a second device through a first physical sidelink control channel (PSCCH), wherein the first sidelink control information (SCI) is for scheduling a first physical sidelink control channel (PSSCH); transmitting second SCI and a first medium access control (MAC) protocol data unit (PDU) to the second device through the first PSSCH; determining a first physical sidelink feedback channel (PSFCH) resource in the first PSFCH slot on the basis of an index of a slot related to the first PSSCH and an index of a subchannel; and receiving a first hybrid automatic repeat request (HARQ) feedback for the first MAC PDU, the first HARQ feedback being received from the second device on the basis of the first PSFCH resource. For example, the first PSFCH slot may be included in an inactive time at the time of transmission of the first MAC PDU. For example, the first PSFCH slot may be included in an active time at the time of reception of the first HARQ feedback.

The present disclosure proposes a new technical method for realizing a specific configuration for dynamically / optimally controlling an RF channel in consideration of both throughput of a cell and energy saving in an O-RAN system and realizing an interface operation between O-RAN equipment related thereto, enabling dynamic / optimal control of the RF channel of the cell according to the situation.

Methods and apparatus are provided for configuring a dynamic hybrid automatic repeat request acknowledgement (HARQ-ACK) codebook for a network-controlled repeater (NCR). A first HARQ-ACK group is configured for physical downlink control channel (PDCCH) transmissions from a base station to the NCR. The PDCCH transmissions include first side control information. A second HARQ-ACK group is configured for scheduled physical downlink shared channel (PDSCH) transmissions from the base station to the NCR. The scheduled PDSCH transmissions include second side control information. A third HARQ-ACK group is configured for downlink (DL) channels or signals from the base station for the NCR to forward to a user equipment (UE). The dynamic HARQ-ACK codebook includes a combination of the first HARQ-ACK group, the second HARQ-ACK group, and the third HARQ-ACK group.

A terminal according to one aspect of the present disclosure includes a receiving section that monitors a downlink control channel (Physical Downlink Control Channel (PDCCH)) in a control resource set (CORESET), and a control section that does not assume that a CSI-RS resource associated with a non zero power channel state information reference signal (NZP-CSI-RS) resource set in which a higher layer parameter about repetition is on and related to a CORESET pool index same as a CORESET pool index of the CORESET is configured for a symbol configured to monitor the CORESET. According to one aspect of the present disclosure, collision between a plurality of channels / signals can be handled appropriately.