Abstract: Procedures, methods, apparatuses, systems, devices, and computer program products for packet differentiation in a network. A wireless transmit/receive unit in the network receives from the network a grant for uplink transmission, receives a data packet, determines at least one characteristic of the data packet, determines, based on the at least one characteristic of the data packet, a value indicative of possible energy consumption associated with transfer of the data packet, and, based on the value indicative of possible energy consumption associated with transfer of the data packet and a given energy budget value, transmits the data packet to the network using the uplink grant or drops the data packet.

Abstract: In some implementations, a WTRU may include receiving a first transport block (TB) of data. In addition, the WTRU may include determining that the first TB includes a first group of K blocks and a second group of K blocks. The WTRU may include generating first HARQ feedback information for the first TB, where first HARQ information may include, for each group of the first group and the second group, an acknowledgment (ACK) upon the WTRU successfully receiving K blocks in the group, or a negative acknowledgment (NACK) upon successfully receiving less than K blocks in the group. The WTRU may include sending the first HARQ feedback information. The WTRU may include receiving, in response to the first HARQ feedback information, DCI indicating that one or more blocks of a second transmission are a retransmission of part of the first TB; and receiving the second transmission based on the DCI.

Abstract: A WTRU may be configured to receive a first configuration information indicating a first number of code block groups (CBGs), receive a first DL scheduling information, and receive the first TB. The first TB may be comprised of the first number of CBGs. The WTRU may be configured to transmit a HARQ-ACK or a HARQ-NACK for each of the first number of CBGs, determine a second number of CBGs based on at least one of: a measurement, a current rate of ACK-to-NACK, or an estimation of packet delay or latency, determine a precision metric associated with the second number of CBGs, receive a second configuration information indicating a third number of CBGs, receive a second DL scheduling information that indicates a transmission of a second TB, receive the second TB, and transmit a HARQ-ACK or HARQ-NACK for each of the third number of CBGs.

Abstract: This disclosure relates to cell reselection. A wireless transmit/receive unit (WTRU) performs sensing measurements using an initial cell based on an initial cell configuration comprising one or more initial cell reselection conditions. The WTRU may receive configuration information indicative of one or more first cells, one or more second cells having sensing capability, and one or more reselection conditions. The WTRU may determine to perform a cell reselection based on the one or more initial cell reselection conditions. The WTRU may identify one or more candidate cells from the one or more first cells based on one or more performance metrics. The WTRU may select a new cell from the one or more candidate cells by determining whether the one or more second cells comprise the new cell. The WTRU may be configured based on the configuration information and the new cell.

Abstract: Wireless transmit/receive unit (WTRU) methods and systems are provided for sensing and communications. The WTRU, methods, and systems include receiving, from a wireless network, sensing configuration information for performing one or more measurements of a reference signal, determining a condition indicator based on a change in a condition of the WTRU or a sensing target, and performing one or more measurements of the reference signal based on the sensing configuration information. Additionally, the WTRU, methods, and systems include transmitting, to the wireless network, a measurement report indicating the one or more measurements of the reference signal, and the condition indicator.

Abstract: A wireless transmit/receive unit (WTRU) may receive a first associated identifier (ID) function and/or one or more validation conditions. The first associated ID function may be associated with a set of time-varying characteristics of a first non-terrestrial network (NTN) communication channel. The WTRU may determine whether the one or more validation conditions are satisfied. The WTRU may determine a first set of values associated with the first associated ID function and based on the one or more validation conditions being satisfied. The first associated ID function may be associated with a first time period of an AI/ML model. The WTRU may determine a second set of values associated with the first associated ID function and based on the one or more validation conditions being satisfied. The first associated ID function may be associated with a second time period of the AI/ML model. The WTRU may send a report.

Abstract: The disclosure pertains to methods and apparatus for performing positioning of wireless transmit and/or receive units (WTRUs) in wireless communication systems. In an embodiment, a WTRU may receive configuration information indicating one or more measurement gap patterns wherein a measurement gap pattern may be associated with any of a measurement gap length, a measurement gap periodicity and a measurement gap identifier. The WTRU may measure a first positioning reference signal transmission during a first measurement gap time period and may send a request for a first measurement gap pattern of the indicated one or more measurement gap patterns based on the measured first positioning reference signal transmission. The WTRU may receive second information indicating to activate a second measurement gap pattern of the indicated one or more measurement gap patterns and may measure a second positioning reference signal transmission during a second measurement gap time period.

Abstract: A method, a wireless transmit/receive unit (WTRU), and a base station are disclosed. The WTRU comprises a receiver, a transmitter, and a processor. The WTRU receives at least one radio resource control (RRC) message indicating an uplink resource for the WTRU and receives grants over first channels associated with the indicated uplink resource. The WTRU transmits uplink data using the indicated uplink resource based on the received grants, and, based on a trigger, deactivates the indicated uplink resource and to stop the reception of grants over the first channels associated with the indicated uplink resource and flush hybrid automatic repeat request (HARQ) buffers associated with the indicated uplink resource. The base station is configured to communicate with the WTRU.

Abstract: Procedures, methods, architectures, apparatuses, systems, devices, and computer program products for transmission configuration indication, TCI, management in near-field, NF, are described. A wireless transmit-receive unit, WTRU, may be configured with multiple TCI sets. Each TCI set may consist of TCI states of NF beams and a TCI state of far-field, FF, beam. The WTRU may determine and may report a preferred TCI set based on measurement on a source reference signal of a TCI state of FF beam. The WTRU may be indicated with an active TCI set and a semi-active TCI set. The active/semi-active status may be switched via downlink control information. The switching delay from semi-active to active status is shorter than from de-active to active status.

Abstract: A wireless transmit/receive unit (WTRU) may utilize pre-configured rules for scaling power levels. Channels may be grouped based on a type of data to be transmitted. A power level of a channel from a group may be scaled using the pre-configured rules. A power level of a channel of a supplementary carrier may be scaled before another channel of a non-supplementary carrier.

Abstract: A method performed by an anchor wireless transmit/receive unit (WTRU) having an Extended Reality (XR) application includes transmitting to a base station (BS) a request for a candidate set of collaborative WTRUs, the request including pose information to identify the candidate set of collaborative WTRUs, receiving from the BS a first set of collaborative WTRUs, determining, by the anchor WTRU, a second set of WTRUs from the first set of WTRUs that align with at least one of a Field of View (FoV) requirement, the pose information, and XR application parameters of the anchor WTRU, and transmitting, to the BS, an indication of the second set of WTRUs as selected collaborative WTRUs.

Abstract: Methods and systems are provided for reporting logged sensing measurements using a wireless transmit/receive unit (WTRU). The WTRU receives, from a network, a logged sensing configuration comprising measurement configuration information and reporting condition information for a logged sensing task, wherein the reporting condition information comprises a reporting condition and an indication of an uplink signal to use for reporting. The WTRU performs sensing measurements based on the measurement configuration information to generate a sensing measurement result. The WTRU; in response to determining that the reporting condition is satisfied, reports, to the network using the uplink signal when a radio resource control (RCC) connection is not established between the WTRU and the network, a reporting indication based on the sensing measurement result.

Abstract: Procedures, methods, architectures, apparatuses, systems, devices, and computer program products for reporting of precoders, in particular hybrid precoders for near-field and far-field operation. A wireless transmit/receive unit measures one or more downlink, DL, reference signals, RSs, to obtain a measurement result, determines, based on the measurement result, at least a first set of vectors, determines, based on the measurement result, at least a second set of vectors having complex valued elements, across which phase progression is non-linear, determines precoder information comprising at least the first set of vectors and the second set of vectors, and transmits, to a transmission reception point, information indicating the precoder information.

Abstract: Systems, methods, and instrumentalities are described herein associated with low overhead reconfiguration. For example, cell configuration may be associated with low overhead reconfiguration. Low overhead reconfiguration may include performing reconfiguration based on one or more of a cell type, a wireless transmit/receive unit (WTRU) profile, a parameter mask, or stored candidate cell configuration information.

Abstract: Wireless transmit/receive unit (WTRU) methods and systems are provided for sensing and communications. The WTRU methods and systems include receiving, from a wireless network, sensing configuration information for performing sensing, receiving, from the wireless network, one or more reference measurement conditions, performing candidate measurements of one or more reference signals received from the wireless network based on the sensing configuration information, and determining whether one or more of the candidate measurements satisfy the one or more reference measurement conditions. In response to determining that the one or more of the candidate measurements satisfy the one or more reference measurement conditions, the WTRU methods and systems include determining reference measurements based on the one or more of the candidate measurements, determining a validity duration of the reference measurements, and reporting the reference measurements and the validity duration to the wireless network.

Abstract: A method and a wireless transmit/receive unit (WTRU) configured for operation in a first state and a second state, the first state being characterized by the WTRU using dedicated logical channels and the second state being characterized by the WTRU not using dedicated logical channels are disclosed. The WTRU comprises a transceiver and a processor, wherein the transceiver and the processor are configured to cause the WTRU to: receive a first terminal identifier from a first cell in a first message; transition from the first state to the second state and ceasing communications with the first cell; perform cell reselection and selecting a second cell different than the first cell while in the second state; and transmit a second message to the second cell and resuming communications with the second cell, wherein the second message includes the first terminal identifier.

Abstract: A method, implemented in a WTRU is described herein. The method may include receiving configuration information associated with one or more network coding generations, determining that at least one condition to trigger a status report request may be satisfied for at least one network coding generation, sending the status report request based on the at least one condition being satisfied for the at least one network coding generation, receiving a status report including information associated with the at least one network coding generation and transmitting at least one network coded packet generated using the at least one network coding generation based on the status report and the configuration information. In various embodiments, the at least one network coded packet may include at least one additional network coded packet to be transmitted for the at least one network coding generation.

Abstract: Procedures, methods, architectures, apparatuses, systems, devices, and computer program products using wireless transmit/receive unit (WTRU) configured for receiving configuration information indicating a minimum number of network coded packet required to recover a network coding generation; receiving a network coded packet, wherein the network coded packet comprises information indicating a network coding generation; determining that a trigger condition is met based on the configuration information; and sending a status report, based on the trigger condition being met, wherein the status report comprises information indicating a number of network coded packets received.

Abstract: In some implementations, a WTRU may include receiving a first transport block (TB) of data. In addition, the WTRU may include determining that the first TB includes a first group of K blocks and a second group of K blocks. The WTRU may include generating first HARQ feedback information for the first TB, where first HARQ information may include, for each group of the first group and the second group, an acknowledgment (ACK) upon the WTRU successfully receiving K blocks in the group, or a negative acknowledgment (NACK) upon successfully receiving less than K blocks in the group. The WTRU may include sending the first HARQ feedback information. The WTRU may include receiving, in response to the first HARQ feedback information, DCI indicating that one or more blocks of a second transmission are a retransmission of part of the first TB; and receiving the second transmission based on the DCI.

Abstract: The disclosure pertains to methods and apparatus for performing positioning of wireless transmit and/or receive units (WTRUs) in wireless communication systems. A WTRU may receive configuration information indicating a time window associated with positioning. The configuration information may indicate any of a duration and a periodicity of the time window. The WTRU may receive (1) first scheduling information indicating to transmit a first uplink transmission including a sounding reference signal (SRS) and (2) second scheduling information indicating to transmit a second uplink transmission including a positioning SRS (SRSp). The first uplink transmission may not include any SRSp. On condition that the second uplink transmission is scheduled for transmission during the time window, the WTRU may transmit the second uplink transmission during the time window and may transmit the first uplink transmission only when the first uplink transmission is scheduled for transmission outside of the time window.