Abstract: Aspects relate to sharing a channel occupancy time (COT) initiated by a network access node (e.g., a base station) with one or more wireless communication devices for sidelink communication between the wireless communication devices. In this example, the network access node can transmit a COT structure indication (COT-SI) to the wireless communication device(s) indicating the COT resources (e.g., time and frequency resources) of the COT that may be shared with sidelink. In some examples, the wireless communication device can receive a message from the network access node including a COT sharing indicator indicating whether COT sidelink sharing is enabled or disabled.

Abstract: Method and apparatus for PHR for multi-PUSCH repetitions. The apparatus selects a first PUSCH to carry a first MAC-CE having a first PHR. The apparatus determines a first value of the first PHR based on a third PUSCH. The apparatus selects a second PUSCH to carry a second MAC-CE having a second PHR based on the third PUSCH or the first PUSCH. The apparatus determines a second value of the second PHR based on a fourth PUSCH.

Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may be configured to receive a downlink control message scheduling multiple downlink transmission repetitions of multiple transport blocks (TBs), the downlink control message indicating a specified transmission configuration indicator (TCI) state for receiving the multiple downlink transmission repetitions according to the scheduling, the multiple downlink transmission repetitions including a first set of downlink transmission repetitions and a second set of downlink transmission repetitions.

Abstract: A terminal according to one aspect of the present disclosure includes a receiving section that receives a Physical Downlink Control Channel (PDCCH) configuration with a maximum number of control resource sets (CORESETs) exceeding 3, and a control section that assumes that a transmission configuration indication state (TCI state) for a PDCCH with respect to the CORESETs is designated on the basis of a Medium Access Control Control Element (MAC CE). According to one aspect of the present disclosure, it is possible to perform DL communication preferably even when multiple panels/TRPs are used.

Abstract: Methods, systems, and devices for wireless communications are described. For instance, a user equipment (UE) may identify, in a radio frequency spectrum band a first resource for a sidelink synchronization signal block (S-SSB) and may perform a channel access procedure for the radio frequency spectrum band for the first resource. In a first example, a second resource for a sidelink message may overlap in time with the first resource and the UE may perform the channel access procedure based on the S-SSB being prioritized over the sidelink message. In a second example, the UE may perform the channel access procedure in accordance with a first value of a parameter for the channel access procedure associated with a first synchronization priority based on the UE being associated with the first synchronization priority. The UE may transmit an S-SSB over the first resource based on the channel access procedure indicating availability.

Abstract: Apparatus and method for multi-PUSCH repetitions with joint channel estimation The apparatus receives, from a base station, a joint channel estimation configuration and at least one of a frequency hopping configuration or a beam mapping configuration. The apparatus receives DCI scheduling a plurality of PUSCHs having multiple repetitions. The apparatus applies a frequency hopping configuration or a beam mapping configuration based on the joint channel estimation configuration and at least one of a received frequency hopping configuration or a received beam mapping configuration. The apparatus communicates, with the base station, based on the received frequency hopping configuration or the received beam mapping configuration. The apparatus maintains phase continuity across one or more TBs scheduled by the DCI.

Abstract: This disclosure provides systems, methods, and devices for wireless communication that support mechanisms for sidelink channel occupancy time (COT) sharing request signaling in a wireless communication system. A sidelink transmitting user equipment (UE) transmits a COT sharing request to a sidelink initiator UE. The COT sharing request indicates to the initiator UE to initiate sharing of a COT acquired by the initiator UE with the transmitting UE. The initiator UE, in response to receiving the COT sharing request, determines to acquire the COT, and initiates COT sharing by transmitting, to the transmitting UE, COT sharing information including information to facilitate access to the COT by the transmitting UE. The transmitting UE, based on the COT sharing information received from the initiator UE, access the sidelink channel during the COT and transmits data over the sidelink channel.

Abstract: A sidelink communication method performed by a first user equipment (UE) includes: receiving, from one or more UEs, an indication to transmit a plurality of physical sidelink feedback channel (PSFCH) communications including one or more single-bit PSFCH communications and one or more multi-bit PSFCH communications; and transmitting, to the one or more UEs based on the indication in a single PSFCH occasion, a first number of single-bit PSFCH communications of the one or more single-bit PSFCH communications, and a second number of multi-bit PSFCH communications of the one or more multi-bit PSFCH communications, wherein the first number of single-bit PSFCH communications and the second number of multi-bit PSFCH communications are based on a PSFCH capability configuration.

Abstract: A terminal according to one aspect of the present disclosure includes a control section that determines mapping of a sequence of a redundancy version (RV) which is to be applied for a channel that is repeatedly transmitted, to each transmission occasion, based on a field of downlink control information (DCI) for scheduling the channel, and a receiving section that receives the channel based on the mapping. According to one aspect of the present disclosure, repetition processing can be appropriately controlled.

Abstract: A method of wireless communication by an initiating device, includes acquiring a channel occupancy time (COT) including multiple subsets of COT sharing resources. Each of the subsets includes fewer resources than the entire COT. The method also includes configuring a first responding device with a first of the subsets of COT sharing resources. The method further includes configuring a second responding device with a second of the subsets of COT sharing resources. A method of wireless communication by a responding device receives, from an initiating device, a first subset of multiple subsets of channel occupancy time (COT) sharing resources. The first subset differs from a second subset of COT sharing resources configured for another device. The method also includes selecting transmission resources from the first subset of COT sharing resources in response to detecting the initiating device acquired the COT, and then transmitting data on the selected transmission resources.

Abstract: Wireless communication capabilities are disclosed that support determination of timing advance for a physical uplink control channel (PUCCH) in joint acknowledgement feedback mode of a network having multiple timing advance groups (TAGs) configured per serving cell and multiple control resource set (CORESET) pool index values configured per bandwidth part (BWP). In a first aspect, a method of such capabilities includes receiving a configuration message including at least a feedback mode configuration configuring a joint acknowledgement feedback mode, a TAG configuration for each serving cell, and any CORESET pool indices for the BWPs of the serving cells. A user equipment (UE) receives downlink transmissions and determines a timing advance for a PUCCH with a joint acknowledgement message using the last downlink control information (DCI) message received scheduling the downlink transmissions. Alternatively, a UE may use a predetermined timing advance. Other aspects and features are also claimed and described.

Abstract: A terminal, as disclosed, includes: a processor that, for a plurality of physical downlink shared channels (PDSCHs) transmitted from a plurality of transmission reception points (TRPs), respectively, controls transmission of capability information for indicating a first maximum number regarding a number of layers per PDSCH and a second maximum number regarding a total number of layers of the plurality of PDSCHS; and a receiver that receives the plurality of PDSCHs. The processor controls reporting of a single channel state information (CSI) for the plurality of TRPs, the single CSI indicating a first rank and a second rank that are determined according to a set of ranks based on higher layer signaling. In other aspects, a radio communication method, a base station, and a system are also disclosed.

Abstract: Mechanisms for transmitting a plurality of uplink (UL) transmission block (TB) repetitions associated with a plurality of TBs in a configured grant (CG) resource are provided. In one aspect, a method for multi-TB PUSCH repetition performed by a CE includes determining, based on a first parameter and a second parameter, a number of transport blocks (TBS) for a multi-TB repetition uplink (UL) communication in a configured grant (CG) resource, where the first parameter indicates a first number of TB repetitions, and where the second parameter indicates a second number of TB repetitions. The method further includes transmitting, to a base station (BS) using the CG resource in an unlicensed band, a plurality of TB repetitions based on the determined number of TBs.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a node may receive a first control channel associated with a multiple relay based communication. The node may identify a target node of a pay load of the first control channel based at least in part on at least one of: information included in the payload, or an identifier associated with the first control channel. The node may transmit a second control channel carrying the pay load toward the target node if the node is not the target node. The node may decode the payload, if the node is the target node. Numerous other aspects are described.

Abstract: Disclosed are systems and techniques for wireless communications. For instance, a wireless relay device can receive a first Physical Downlink Shared Channel (PDSCH) communication and determine, from the PDSCH communication, a first combined transport block including a plurality of components, the plurality of components including a first control component associated with a first user equipment (UE). The relay device can generate a first transport block that includes the first control component and transmit the first transport block.

Abstract: A method of wireless communication performed by a user equipment (UE) includes: receiving, from a base station (BS), a multi-transport block (TB) repetition configuration indicating a first number of repetitions and a second number of repetitions; receiving, from the BS, downlink control information (DCI) indicating a beam pattern including a plurality of beam directions; communicating, with the BS based on the multi-TB repetition configuration and the beam pattern, a first TB and a second TB associated with a same scheduling grant, wherein the communicating the first TB and the second TB includes: communicating the first number of repetitions for the first TB; and communicating the second number of repetitions for the second TB.

Abstract: Methods, systems, and devices for wireless communications are described. Abase station may transmit downlink control information (DCI) to a user equipment (UE) that schedules repetitions of one or more physical uplink shared channels (PUSCHs) over repetitions of one or more transport blocks. In response to the DCI, the UE may multiplex first aperiodic-channel state information (A-CSI) on one or more repetitions of the one or more transport blocks in accordance with a repetition type of the PUSCH repetitions and one or more rules associated with the transport block repetitions. The UE may transmit the transport blocks including the one or more repetitions that include the multiplexed A-CSI to the base station. In some examples, the UE may select the one or more rules based on whether a timing offset between reception of the DCI and the transmission of the transport blocks is satisfied.

Abstract: One aspect of a terminal in the present disclosure includes a receiving section that receives downlink control information that uses at least one of a specific RNTI (Radio Network Temporary Identifier) and a specific field; and a control section that, when a beam failure is detected, controls transmission of information related to at least one of a cell in which the beam failure is detected and a new candidate beam by using at least one of an uplink shared channel scheduled in the downlink control information and a configured grant based uplink shared channel configured after receiving the downlink control information.

Abstract: A method of wireless communication by a sidelink user equipment (UE) includes selecting a sidelink wakeup signal (WUS) resource from a dedicated sidelink WUS resource pool. The sidelink WUS resource pool differs from a sidelink data transmission resource pool. The method also includes transmitting, to a receiver, a WUS on the selected sidelink WUS resource.

Abstract: A user terminal according to one aspect of the present disclosure includes: a receiving section that receives downlink control information using a certain downlink control information format; and a control section that determines activation or deactivation of a secondary cell, based on the downlink control information. According to one aspect of the present disclosure, it is possible to control activation at higher speed.