Abstract: A base station for wireless communications transmits at least one radio resource control message comprising configuration parameters of a cell. The configuration parameters comprising: a cell index identifying the cell; and an index identifying downlink subcarriers as a pathloss reference signal of the cell. The base station receives, via uplink subcarriers, at least one uplink signal employing an uplink transmission power. The uplink transmission power is determined for the at least one uplink signal based on measurements of the downlink subcarriers identified by the index as a pathloss reference signal of the cell.

Abstract: A first wireless device receives, from a base station, one or more radio resource control messages indicating a type of demodulation reference signal (DMRS). A DMRS configuration of a physical sidelink shared channel (PSSCH) is determined based on the type of DMRS and a length of the DMRS. The first wireless device transmits, to a second wireless device, sidelink control information indicating the DMRS configuration of the PSSCH.

Abstract: A base station may communicate with a wireless device via a control channel group. Deactivation of a state of a control channel secondary cell, of the control channel group, may cause the wireless device to alter usage of the control channel group.

Abstract: A method including transmitting, by a base station to a wireless device, one or more messages. The one or more messages may include first parameters of a first configured grant configuration of an uplink carrier of a cell and second parameters of a second configured grant configuration of the uplink carrier of the cell. The method may include determining as a selected uplink resource for receiving a power headroom report from the wireless device, based on a first priority of the first configured grant configuration and a second priority of the second configured grant configuration, one of a first resource associated with the first configured grant configuration or a second resource associated with the second configured grant configuration, wherein the first resource and the second resource overlap in one or more symbols. The method may include receiving the power headroom report via the selected uplink resource.

Abstract: An access point (AP) may communicate with one or more stations (STAs). The AP may send a trigger frame to one or more STAs for allocating uplink resources for a corresponding STA. The trigger frame may indicate a presence or absence of a subsequent uplink resource allocation. Uplink resource allocations for multiple uplink transmissions of one or more STAs may be determined based on the indication(s) in the trigger frame.

Abstract: Procedures for using a transmission configuration indication (TCI) state in wireless communications are described. A base station may send one or more configuration parameters indicating a plurality of cells to be updated with a same TCI state. A wireless device may apply a TCI state, indicated by a message, to the plurality of cells for at least one of reception or transmission.

Abstract: A wireless device may support a plurality of simultaneous sidelink services, such as sidelink ranging service, vehicle-to-everything (V2X) service, etc. A base station may communicate with the wireless device regarding those supported sidelink services, and may allocate wireless communication resources for use by the wireless device in using the sidelink services.

Abstract: Methods, systems, and apparatuses are described for wireless communications. Cells may be grouped into a plurality of cell groups. If a first signal is configured for transmission via a first cell of a first cell group in parallel with a transmission of a second signal via a second cell of a second cell group, a wireless device may drop, or adjust transmission power of, at least one of the first signal or the second signal.

Abstract: A first wireless device may communicate with a second wireless device using sidelink resources. For a sidelink transmission on a shared spectrum, a quantity of subchannels of a sidelink resource pool (RP) may be used for indicating a resource block (RB) interlace.

Abstract: A wireless device may determine a transmission power for uplink signal transmission following completion of a beam failure recovery procedure. Transmission power determination may be based on a power control parameter set as selected by the wireless device. Selection of the power control parameter set may be based on a beam failure detection (BFD) set, of a plurality of configured BFD sets, associated with the beam failure recovery procedure and/or based on a transmission and reception point (TRP) associated with the uplink signal transmission.

Abstract: One or more wireless devices may determine whether to initiate repetition of a transmission, based on characteristics of communications link, such as in a non-terrestrial network (NTN). Characteristics of the communications link may comprise, for example, distance/length, propagation delay, elevation angle, and/or reference signal received power (RSRP). Different random access resources may be used to indicate whether repetition is initiated.

Abstract: A wireless device receives RRC messages comprising configuration parameters of multicast transmissions, wherein the configuration parameters indicate CFRs comprising a number of resource blocks within a bandwidth part of a cell, a RNTI, and a value of a maximum MIMO layer indication for transmission via the CFRs. The wireless device receives, via the CFRs and based on the RNTI, a group common DCI indicating a multicast transmission of a TB, and the multicast transmission of the TB with a number of MIMO layers equal to or less than the value.

Abstract: Systems, apparatuses, and methods are described for wireless communications. Wireless devices may have different capabilities for uplink preemption. A base station may communicate with a wireless device to determine a capability, of the wireless device, for uplink preemption. The wireless device may receive downlink control information indicating, based on the determined capability for uplink preemption, an uplink preemption.

Abstract: One or more transmission parameters for data transmission may be determined for wireless communications. A wireless device may determine transmission parameters for data transmission based on configuration associated with control signaling. For example, the transmission parameters (e.g., transmission beam, transmission power, etc.) may be determined based on a selected spatial relation, among multiple spatial relations, corresponding to a control channel.

Abstract: A physical layer protocol data unit (PPDU) with adjustable subcarrier spacing is proposed. The PPDU may include a data field, a signal field comprising parameters for demodulating the data field, and a non-High Throughput (non-HT) long training field (L-LTF) for estimating channel equalization coefficients for the signal. The signal field includes an indication of a subcarrier spacing of the data field. A transmitter of the PPDU may select the subcarrier spacing from a set comprising a first subcarrier spacing and a second subcarrier spacing.

Abstract: Encoding and/or decoding a block of a video frame may be based on a previously decoded reference block in the same frame or a different frame. The reference block may be indicated by a block vector (BV). A block vector (BV) may be based on a block vector predictor (BVP) and a block vector difference (BVD). The BVD may be indicated based on a prediction about the magnitude of the BVD, which may improve the compression efficiency of one or more magnitude symbols of a BVD and reduce signaling overhead required for indicating the BVD. The disclosures described herein and used to indicate a BVD also may be used to indicate a motion vector difference (MVD).

Abstract: Systems, apparatuses, and methods are described for wireless communications. A first base station may receive, from a second base station, parameters for a cell of the second base station. The cell may comprise a plurality of uplink resources. A request to handover a wireless device to the cell may be sent. The request may indicate an uplink resource, of the plurality of uplink resources, based on a measurement report associated with at least one signal of the cell and a power value associated with uplink resource selection.

Abstract: An access point (AP) transmits to a first station (STA) a first frame indicating a trigger-enabled (TE) restricted target wake time (r-TWT) service period (SP) of a TE r-TWT setup between the AP and the first STA. The AP receives from a second STA a Request to Send (RTS) frame during the r-TWT SP. The second STA may not be a member of the TE r-TWT. The AP transmits a second frame for deferring channel access by the second STA during the TE r-TWT SP.

Abstract: One or more first cells may be used as one or more primary cells by a plurality of wireless devices in a first state, such as a non-energy-saving state. A second cell may be used as a group common primary cell by the plurality of wireless devices in a second state, such as an energy-saving state. An indication to switch between the first state and the second state may cause the plurality of wireless devices to switch from using the one or more first cells as primary cells to using the second cell as the group common primary cell.

Abstract: A wireless device receives a SIB1 message indicating a first number of PDCCH monitoring occasions, for receiving a paging early indication (PEI), of a PEI occasion associated with a paging occasion, a second number of PDCCH MOs, for receiving a paging message, of the paging occasion, and a third number of SSBs. The wireless device skips monitoring, a first PDCCH for receiving the PEI, over the first number of PDCCH MOs, in response to each of the first number of PDCCH MOs, of the PEI occasion, overlapping with at least one resource element (RE) of a SSB of the third number of SSBs. The wireless device, in response to skipping monitoring the first PDCCH, monitors, over the second number of PDCCH MOs, a second PDCCH for a DCI scheduling the paging message.