Abstract: Apparatuses, methods, and systems are disclosed for shared beam failure detection (BFD) and recovery. One apparatus includes a transceiver that receives a configuration from a radio access network (RAN) for a set of shared BFD reference signals (RS), where the set of shared BFD RS is quasi-co-located with a set of shared user equipment (UE) receive beams applicable to a group of UEs. The processor measures a signal strength on the set of shared BFD RS, increments a shared beam failure instance (BFI) counter if the measured signal strength is below a BFD RS threshold value, and also increments the shared BFI upon receiving a BFI indication from a UE in the group of UEs. The processor declares BFD for the group of UEs in response to the shared BFI counter reaching a maximum value of beam failure.

Abstract: Apparatuses, methods, and systems are disclosed for sidelink ranging for positioning reference signal types. One apparatus (1100) includes a transceiver (1125) that receives a positioning reference signal (“PRS”) configuration for at least one PRS type for transmitting a PRS to at least one second network device, receives a resource pool configuration for transmitting the PRS associated with relative positioning measurements, and receives a multiplexing configuration for multiplexing a physical sidelink control channel (“PSCCH”) with the PRS. The apparatus (1100) includes a processor (1105) that multiplexes the PSCCH with the PRS according to the multiplexing configuration. The transceiver (1125) transmits the multiplexed PSCCH and PRS to the at least one second device according to the PRS configuration and the resource pool configuration.

Abstract: Apparatuses and methods are disclosed for sidelink ranging for positioning reference signal types. The initiating apparatus receives (1305), from an application layer, a ranging request to initiate a sidelink ranging session with a responder device along a sidelink connection and transmits (1310) a sidelink request message comprising a request to perform ranging setup and participate in the sidelink ranging session. The apparatus initiates (1315) the sidelink ranging session with the responder device in response to receiving a confirmation that the responder device will participate in the sidelink ranging session and determines (1320) completion of the sidelink ranging session with the responder device. The apparatus transmits (1325) a final ranging round message to the responder device indicating a final round of the sidelink ranging session and receives (1330) a location measurement report in response to the final ranging round message.

Abstract: Apparatuses, methods, and systems are disclosed for CSI-RS enhancement. One apparatus includes a transceiver and a processor that receives a first configuration comprising a configuration of indices and a length of at least one first DFT for mapping on CSI-RS symbols, and/or a configuration of a number and a length of at least one second DFT for CSI-RS transmission. The processor receives a CSI-RS transmission and a PDSCH transmission during a symbol by applying multiple DFTs based on the first configuration. The processor generates a CSI report based on the received CSI-RS and transmits the generated CSI report to the network entity.

Abstract: Apparatuses, methods, and systems are disclosed for configuring shared reference beams. One method includes receiving a first configuration including a first shared reference beam (“SRB”) and a first beam ID associated with the first SRB. The method includes receiving a second configuration including a second SRB relative to the first SRB and a second beam ID associated with the second SRB. The method includes receiving a third configuration including shared reference signals for channel measurement and reporting. The shared reference signals are quasi-co-located with the first SRB. The method includes receiving a fourth configuration including a shared beam ID for wireless communication with the network entity, the shared beam ID including the first beam ID and/or the second beam ID. The method includes performing the wireless communication using a shared beam associated with the shared beam ID.

Abstract: Apparatuses, methods, and systems are disclosed for updating a channel state information report. One method (600) includes receiving (602), at a user equipment, a first configuration from a network device to activate an update of a channel state information (CSI) report. The method (600) includes receiving (604) a second configuration from the network device to perform a resource utilization update on resources from the update of the CSI report. The method (600) includes performing (606) the update of the CSI report. The method (600) includes performing (608) an uplink (UL) transmission based on the resources updated from the resource utilization update. The method (600) includes transmitting (610) an indication to the network device. The indication indicates a type of CSI update and a type of resource utilization update.

Abstract: Apparatuses, methods, and systems are disclosed for sidelink ranging for positioning reference signal types. One apparatus (1400) includes a transceiver (1425) that transmits a sidelink (“SL”) ranging configuration comprising one or more SL ranging methods corresponding to a ranging session to a responder device, transmits a SL positioning reference signal (“PRS”) to the responder device, and receives, according to the one or more SL ranging methods and in response to the SL PRS, a ranging reply and measurement report from the responder device. The apparatus (1400) includes a processor (1405) that estimates ranging information based on the ranging reply and measurement report received from the responder device to determine a range between the initiator apparatus and the responder device.

Abstract: Various aspects of the present disclosure relate to artificial intelligence (AI) enabled beam management. A base station may notify a user equipment (UE) of an availability of AI-enabled beam management and provide configuration parameters for an AI algorithm. The UE may utilize the configuration parameters to configure an AI algorithm. The UE may process a first set of beams utilizing the configured AI algorithm to identify a second set of beams. The UE may notify the base station (and/or other network entity) of the second set of beams, and one or more beams of the second set of beams can be utilized for wireless communication between the UE and the base station and/or other network entity or UE.

Abstract: Apparatuses, methods, and systems are disclosed for configuring demodulation reference signal bundling and transport block scheduling. One method includes receiving a first configuration from a network. The first configuration includes: a first indication to enable demodulation reference signal (DM-RS) bundling for a physical channel; a second indication of a duration for a time-domain window (TDW) length for DM-RS bundling, wherein the duration of the TDW indicates a number of symbols across which joint channel estimation is performed; or a combination thereof. The method includes receiving a second configuration from the network. The second configuration includes: a third indication to enable a single transport block (TB) scheduling across multiple transmission occasion for a physical channel; and a fourth indication of a number of transmission occasion over which a single transport block is transmitted, received, or a combination thereof.

Abstract: Apparatuses, methods, and systems are disclosed for determining a precoder for wireless communications. An apparatus includes a processor that determines a precoder for a set of modulation symbols, the determined precoder comprising a plurality of codewords and configured to reduce an ensemble interference and a pairwise interference among the plurality of codewords. The processor precodes the set of modulation symbols based on the determined precoder. The processor maps the precoded set of modulation symbols to a set of physical transmission resources, wherein a number of modulation symbols in the set of modulation symbols is greater than a number of physical transmission resources in the set of physical transmission resources. The apparatus includes a transceiver that transmits, to a receiver node, an indication of the determined precoder and the set of physical transmission resources.

Abstract: Apparatuses, methods, and systems are disclosed for enhanced UL repetition indication and repetition procedure provides one or more signaling mechanisms to support dynamic PUCCH repetition factor indication. A User Equipment apparatus 500 includes a transceiver 525 and a processor 505 that receives from a network 120, a Radio Resource Control (“RRC”) configuration for one or more physical uplink control channel (“PUCCH”) resources sets and corresponding one or more PUCCH resource configurations 402 for each of the configured PUCCH resource sets, where one or more of the corresponding PUCCH resource configurations 402 indicate a number of slots over which PUCCH can be repeated and receives from the network a downlink control information (“DCI”), where the DCI includes a PUCCH resource indicator (“PRI”) 404 to indicate one of a RRC configured PUCCH resources 402 within a PUCCH resource set and a corresponding number of slots 406 for PUCCH repetition.

Abstract: Apparatuses, methods, and systems are disclosed for associating transmit beams and sensing beams for channel access. One apparatus (700) includes a transceiver (725) and a processor (705) that receives (905) a mapping configuration from a RAN, said the mapping configuration associating at least one transmit beam to at least one sensing beam. The processor (705) receives (910) an indication of a transmit beam to perform uplink transmission and determines (915) a sensing beam based on the indicated transmit beam and the mapping configuration. Via the transceiver (725), the processor (705) performs (920) an LBT procedure prior to transmission using the determined sensing beam, where the determined sensing beam has a beamwidth that covers the indicated transmit beam, and performs (925) uplink transmission during a COT using at least the indicated transmit beam in response to LBT success.

Abstract: Apparatuses, methods, and systems are disclosed for assistance for performing listen-before-talk operations. One method includes exchanging, at a network device and with a UE in a second carrier without performing a listen-before-talk operation, assistance information for performing listen-before-talk for a first carrier. The method includes transmitting, to the UE on the second carrier without performing the listen-before-talk operation, an indication to perform interference measurement on the first carrier. The method includes receiving, from the UE on the second carrier, first assistance information including an indication of the results of interference measurement at the UE of the first carrier. The method includes transmitting, to the UE on the second carrier without performing the listen-before-talk operation, second assistance information including an indication of the results of interference measurement at the network device of the first carrier.

Abstract: Apparatuses, methods, and systems are disclosed for reference signal reporting configuration. One method includes receiving a configuration from a network device for a plurality of reference signals. The configuration for each reference signal of the plurality of reference signals includes a time-frequency resource, a time-domain behavior, a quasi-co-location assumption, a polarization type, and a usage type corresponding to a reference signal transmission, a reference signal reception, or a combination thereof. The method includes receiving a reporting configuration from the network device. The reporting configuration corresponds to the plurality of reference signals, and the reporting configuration includes the time-frequency resource, the time-domain behavior, and reporting quantities including polarization measurements for each reference signal of the plurality of reference signals.

Abstract: Apparatuses, methods, and systems are disclosed for associating default beams for multiple physical downlink shared channel and/or physical uplink shared channel (PDSCH/PUSCH). One apparatus includes a processor coupled to a transceiver, the processor and the transceiver configured to cause the apparatus to receive a control resource set (CORESET) configuration indicating a plurality of beams and a corresponding duration for each indicated beam for at least CORESET identifier (ID) and to monitor the at least one CORESET in different physical downlink control channel (PDCCH) monitoring occasions using different beams. Via the transceiver, the processor receives a first CORESET within a PDCCH transmission, the first CORESET scheduling multiple physical channel transmissions, and communicates with the RAN on the multiple scheduled physical channels using the plurality of beams associated with a lowest CORESET ID configured to the device.

Abstract: Apparatuses, methods, and systems are disclosed for configuring a polarization type. One method includes receiving configuration information from a network device for employing a polarization multiplexing mode. The configuration information includes: information for applying at least two polarization types for downlink data reception; information for applying at least two polarization types for uplink data transmission; or a combination thereof.

Abstract: Apparatuses, methods, and systems are disclosed for configuring a polarization type. One method includes receiving first configuration information from a network device for a serving cell. The first configuration information indicates at least one polarization type for downlink reception, for uplink transmission, or a combination thereof. The method includes receiving second configuration information from the network device for a handover procedure to a target cell. The second configuration information indicates at least one polarization type for downlink reception, for uplink transmission, or a combination thereof.

Abstract: Apparatuses, methods, and systems are disclosed for optionally performing a listen-before-talk operation. One method includes configuring communications in an unlicensed spectrum to use a listen-before-talk mode of operation, a non-listen-before-talk mode of operation, or a combination thereof. In some embodiments, the method includes receiving information indicating whether to perform a specific data communication using the listen-before-talk mode of operation or the non-listen-before-talk mode of operation. The information indicating whether to perform the specific data communication is received using semi-static cell specific information, semi-static user equipment specific information, dynamic user equipment specific signaling, or dynamic group common signaling.

Abstract: Apparatuses, methods, and systems are disclosed for ultra-wideband measurements for radio access technology-independent positioning. One apparatus includes a transceiver that transmits a set of capabilities related to ultra-wideband positioning, receives UWB assistance data to perform UWB positioning, and transmits a UWB measurement and location information report for the UE device using the at least one UWB positioning method associated with at least one of a set of timing-based and a set of angular-based UWB measurements. The apparatus includes a processor that determines information for potential causes of error for one or more of a UWB configuration and a position estimate for the UE device. The transceiver transmits the determined information for the potential causes of error and receives UWB-specific error information associated with one or more of the UWB configuration and the position estimate information for correcting the determined potential causes of error.

Abstract: Apparatuses, methods, and systems are disclosed for radio-based sensing and joint communication. One apparatus includes a transceiver and a processor that receives a first configuration from a Radio Access Network (“RAN”) node, where the first configuration includes a time-division duplex pattern with a set of symbols for radio-based sensing and a set of symbols for data/control channels. The processor receives a second configuration from the RAN node that includes one or more of: a waveform type indication, a sub carrier spacing (“SCS”) value, a carrier bandwidth for transmission and/or reception of radio-based sensing signals, and combinations thereof. Via the transceiver the processor transmits a radio-based sensing signal and a data/control channel according to the received configurations.