Abstract: A wireless transmit/receive unit (WTRU) may perform measurements on a first set of beam resources. The WTRU may then predict beam resources in a second set of beam resources based on the measurements on the first set of beam resources. Further, the WTRU may report the predicted beam resources. Moreover, the WTRU may receive one or more first signals using a first beam. In an example, the first beam may use beam resources in the second set of beam resources. Also, the WTRU may perform measurements on one or more accuracy parameters of the received one or more first signals. Further, on a condition that the measured one or more accuracy parameters of the received one or more first signals are acceptable, the WTRU may transmit one or more second signals using the first beam.

Abstract: Methods and apparatuses are described herein for prioritization of hybrid automatic repeat request (HARQ) feedback for sidelink (SL) configured grant (CG). A wireless transmit/receive unit (WTRU) may receive configuration information for a threshold of one or more physical sidelink feedback channel (PSFCH) resources. The WTRU may receive, from another WTRU, a transport block (TB) in a first configured grant (CG) occasion. The WTRU may transmit, based on that a number of pending HARQ transmission exceeds a HARQ feedback capacity of the one or more PSFCH resources, an acknowledgement (ACK) to the another WTRU, wherein a number of the one or more PSFCH resources being determined usable by the WTRU is greater than or equal to the threshold.

Abstract: Methods, apparatuses, and systems are disclosed. In one example, a method performed by a WTRU may comprise receiving configuration information indicating resources associated with WUS monitoring for at least one subgroup of a plurality of subgroups; and monitoring for a WUS polling message in one or more polling occasions associated with a subgroup that is associated with the WTRU. If the WTRU receives the WUS polling message and the WUS polling message indicates that the subgroup associated with the WTRU is active, WTRU may (i) send a response indicating that the WTRU is monitoring for a WUS associated with the subgroup; and/or (ii) monitor for the WUS associated with the subgroup. Otherwise, the WTRU may (i) send a message to request activation of the subgroup that is associated with the WTRU; (ii) monitor a for a WUS associated with a common subgroup; or (iii) deactivate the WUS monitoring.

Abstract: As described herein, there are one or more techniques concerning the performance of training for one or more wireless transmit receive unit(s) (WTRU) configured for generating artificial intelligence and/or machine learning based channel state information feedback.

Abstract: The present disclosure pertains to wireless communication systems, focusing on methods and a WTRU for recovering downlink (DL) beams during beam failure. A WTRU receives configuration information, including counter parameters, uplink (UL) channel types, beam failure detection (BFD) reference signals (RSs) associated with a first threshold, and candidate DL RSs associated with a second threshold. The WTRU measures DL beam quality, increments a BFD counter when metrics fall below a threshold, performs a first beam failure recovery (BFR) operation including selecting a first candidate DL RS, sends one or more recovery requests via UL channels, and monitors for a response. The WTRU performs a second BFR operation including selecting a second candidate DL RSs when a response is not received within a first maximum counter parameter, and resets the BFD counter and applies the second candidate DL RSs upon successful reception of a response to the second BFR operation.

Abstract: Procedures, methods, architectures, apparatuses, systems, devices, and computer program products are provided for integrated sensing and communications. Wireless transmit/receive unit (WTRU) methods and systems include reporting sensing measurement values, used to perform one or more sensing services, to respective destinations based on sensing configuration information from a wireless network. The methods and systems further include receiving the sensing configuration information, performing sensing operations to generate sensing measurement values, determining at least one quality measurement value for each of the sensing measurement values, and identifying one or more destinations to report each of the sensing measurement values based on the respective at least one quality measurement value. The methods and systems additionally include that the at least one quality measurement value is associated with a respective one of the plurality of sensing services.

Abstract: Procedures, methods, architectures, apparatuses, systems, devices, and computer program products are provided for determining and reporting a line of sight (LoS) status between a wireless transmit/receive unit (WTRU) and a sensing target (ST). The methods and systems include a WTRU receiving, from a wireless network, sensing configuration information. The methods and systems include receiving a reference signal associated with an ST. The methods and systems include performing one or more measurements based on the reference signal and the sensing configuration information. The methods and systems include determining an LoS between the ST and the WTRU based on the one or more measurements. The methods and systems include performing a sensing operation based on a sensing configuration selected based on the LoS status to generate one or more sensing values. The methods and systems include reporting the one or more sensing values and the LoS status to the wireless network.

Abstract: Procedures, methods, architectures, apparatuses, systems, devices, and computer program products for inter-RAT downlink control resource sharing are provided. One method may include detecting a synchronization signal block (SSB) associated with a first radio access technology (RAT), determining, based on a first indication indicated in the SSB, first control channel configuration information associated with receiving a control channel transmission of the first RAT, determining, based on the first control channel configuration information and a second indication in the SSB, second control channel configuration information associated with receiving a control channel transmission of a second RAT, and receiving, based on the second control channel information, the control channel transmission of the second RAT.

Abstract: Methods and apparatuses for beam failure detection and recovery (BFR) are described. Methods include a wireless transmit/receive unit: receiving configuration information including BFR parameter sets with respective candidate beam reference signals (RSs), measurement criteria and interference criteria; detecting beam failure; determining a first BFR parameter set based on a priority of the first BFR parameter set, wherein the priority of the first BFR parameter set is determined based on which panel of the plurality of antenna panels is active, or on a received indication; on a condition that at least one candidate beam RS in the set of candidate beam RSs of the first BFR parameter set satisfies both the measurement criterion and the interference criterion: selecting a candidate beam RS in the set of candidate beam RSs of the first BFR parameter set that satisfies the measurement criterion and the interference criterion, and indicating the selected candidate beam RS.

Abstract: Systems and methods for selecting Random Access Channel (RACH) Occasions for Physical Random-Access Channel (PRACH) preamble transmission during initial access procedures are disclosed. A WTRU is configured with a reference signal block, where the reference signal block includes a first reference signal with a first beam direction (e.g., wide beam) and a second reference signal with a second beam direction (e.g., differential and/or narrow beam). The WTRU selects to use the first reference signal or the second reference signal based on one or modes of operation the WTRU is configured with (e.g., uplink/downlink decoupling, service/device type, reference signal burst type, and/or coverage). The WTRU selects the RACH Occasion for PRACH preamble transmission based on the selected reference signal.

Abstract: Methods, apparatuses, and systems are disclosed. In one example, a method performed by a wireless transmit/receive unit (WTRU) may comprise receiving a plurality of reference signals associated; selecting a first reference signal of the plurality of reference signals based on a measured channel quality parameter associated with the first reference signal, wherein the first reference signal is associated with a second reference signal; receiving configuration information associated with random access, wherein the configuration information comprises information associated with virtual reference signals; selecting, from the virtual reference signals, a virtual reference signal to be used for random access based on the first reference signal and the second reference signal; and transmitting a Physical Random-Access Channel (PRACH) preamble via a random access occasion associated with the selected virtual reference signal.

Abstract: Methods are disclosed for a wireless transmit receive unit (WTRU) having a first radio, i.e., main radio (MR), and a second radio, i.e., a low power radio (LR) to initiate an early measurement reporting (EMR) procedure upon receiving a low-power wake up signal (LP-WUS) by the second radio, based on a received EMR configuration with one or more measurement time values. A radio resource control (RRC) message with an early measurement reporting (EMR) configuration may include an indication is to start a measurement timer upon receiving a low power wake-up signal (LP-WUS). Upon receiving the LP-WUS, the WTRU deactivates the first radio, activates the second radio and performs EMR measurements based on low power synchronization signals (LP-SS). Additional embodiments are disclosed.

Abstract: Transmission on a physical uplink control channel (PUCCH) and/or a physical uplink shared channel (PUSCH) may occur via one or more panels of a wireless transmit/receive unit (WTRU) during the same time slot. The WTRU may be configured to transmit different portions (e.g., Part 1, Part 2) of a Channel State Information (CSI) report via different panels of the WTRU. The WTRU may be configured to transmit Part 1 of the CSI report via a single panel of the WTRU. And the WTRU may be configured to transmit Part 2 of the CSI report via multiple panels of the WTRU in a simultaneous transmission multiple panel (STxMP) mode of operation. The WTRU may be configured to multiplex Part 2 contents over the multiple panels.

Abstract: Devices, methods, and systems for coverage extension. A bundle of repeated transmissions of a preamble are transmitted responsive to a reference signal received power (RSRP) being less than a threshold and a random access (RA) procedure being initiated. A random access response (RAR) window is monitored for a random access radio network temporary identity (RA-RNTI) corresponding to the repeated transmissions of the preamble. In some implementations, each of the repeated transmissions of the preamble is transmitted based on a spatial filter that is different from others of the repeated transmissions of the preamble. In some implementations, each of the repeated transmissions of the preamble comprises a preamble index that is different from preamble indices of others of the repeated transmissions of the preamble. In some implementations, the spatial filter comprises a transmission (Tx) beam. In some implementations, the bundle of repeated transmissions of the preamble comprises retransmissions of a msg1.

Abstract: Methods, apparatuses, and systems for determining and transmitting positioning information in a wireless communication network are provided. For example, a method for wireless communications comprises receiving configuration information related to a set of positioning configurations and a small data transmission (SDT), determining, based on the configuration information, that at least one positioning configuration of the set of positioning configurations satisfies a positioning requirement and is associated with a payload size being less than a data volume threshold (DVT) associated with the SDT, selecting, from the at least one positioning configuration, a positioning configuration associated with a payload size being closest to the DVT, performing a positioning measurement based on the selected positioning configuration, and sending, using an uplink resource for the SDT, a measurement report based on the selected positioning configuration and the positioning measurement.

Abstract: A wireless transmit/receive unit (WTRU) may receive configuration information. The configuration information may include an indication of a first search space set and/or a second search space set. The first search space set may indicate first physical downlink control channel (PDCCH) candidates. The second search space set may indicate second PDCCH candidates. The WTRU may monitor at least one of the first PDCCH candidates. The WTRU may receive an indication that the second search space set is linked to the first search space set. The WTRU may monitor at least one of the second PDCCH candidates, for example based on the indication that the second search space set is linked to the first search space set. The WTRU may receive downlink control information (DCI) via one or more of the at least one of the first PDCCH candidates or the at least one of the second PDCCH candidates.

Abstract: A wireless transmit/receive unit (WTRU) may receive information that indicates a sidelink positioning reference signal (SL-PRS) priority threshold and may receive information that triggers a SL-PRS transmission that has an associated priority. The WTRU may determine a first type of SL-PRS resources and a second type of SL-PRS resources based on sensing during a sensing window. The first type of SL-PRS resources may be resources that are not multiplexed with other WTRUs. The second type of SL-PRS resources may be resources that are multiplexed with other WTRUs. The WTRU may select, based on the priority associated with the SL-PRS transmission and the SL-PRS priority threshold, available resources to include in a SL-PRS candidate resource set. The WTRU may select one or more SL-PRS resources from the SL-PRS candidate resource set. The WTRU may transmit a SL-PRS in the selected one or more SL-PRS resources.

Abstract: A method performed by a WTRU may comprise receiving PRS configuration information and performing a first set of measurements based on the PRS configuration. The method may further comprise determining whether to trigger an on-demand PRS request based on the first set of measurements and on-demand PRS criteria. On a condition that the determining to trigger is affirmative, transmitting an on-demand PRS request. In embodiments, the on-demand PRS criteria may be based on an RSRP, TDoA, number of multipaths, accuracy and/or latency.

Abstract: A wireless transmit receive unit (WTRU) may receive physical uplink control channel (PUCCH) configuration information, SBFD configuration information, and DCI comprising a first PRI. The WTRU may determine that a PUCCH transmission is to be sent. The WTRU may determine, based on a first rule of interpreting the first PRI and the PUCCH configuration information, that a first PUCCH resource indicated by the first PRI is included in at least one frequency resource that is at least partially included in at least one subband for uplink (UL) transmission and one subband for downlink reception indicated by the SBFD configuration information. The WTRU may determine a second PUCCH resource, which may be determined based on a second rule for interpreting the first PRI and the PUCCH configuration information. The second PUCCH resource may be within subbands for UL transmission. The WTRU may transmit the PUCCH transmission using the second frequency resource.

Abstract: Methods, apparatuses, and systems are disclosed. In one example, a method performed by a wireless transmit/receive unit (WTRU) may involve determining at least a portion of a cell identity (ID) based on an on/off pattern associated with a synchronization signal block (SSB); receiving, via a low-power radio, an on-off keying (OOK)-based physical broadcast channel (PBCH) based on the portion of the cell ID and the on/off pattern; transmitting, via the low-power radio, a low-power preamble in one or more uplink resources; and receiving, via the low-power radio, an OOK-based random access response (RAR) that indicates that the low-power preamble was received.