Abstract: A user equipment and a method for performing a multi-Subscriber Identity Module (multi-SIM) operation are provided. The method includes connecting to a first network associated with a first Universal Subscriber Identity Module (USIM) of the UE; receiving, from the first network, a first configuration indicating that the UE is allowed to transmit an assistance information message for switching to a second network associated with a second USIM of the UE, the first configuration further including a configuration of a timer; transmitting, to the first network, the assistance information message, the assistance information message including information of a preferred Radio Resource Control (RRC) state associated with the first network to indicate that the UE prefers to switch from an RRC_CONNECTED state associated with the first network to the preferred RRC state; and starting the timer upon transmitting the assistance information message.

Abstract: A method, performed by a User Equipment (UE) for a Configured Grant (CG) configuration, includes receiving a Radio Resource Control (RRC) release message from a cell of a Network (NW) while the UE is in an RRC_CONNECTED state, the RRC release message including the CG configuration; entering an RRC_INACTIVE state from the RRC_CONNECTED state in response to receiving the RRC release message; receiving an RRC message from the cell while the UE is in the RRC_INACTIVE state; and determining whether to release the CG configuration based on the RRC message.

Abstract: A method and a user equipment (UE) for small data transmission (SDT) are provided. The method includes: receiving, from a base station (BS), a common time alignment (TA) timer configured via system information; receiving, from the BS, a configured grant (CG)-SDT-specific TA timer configured via a CG-SDT-specific configuration; and determining whether to maintain or release a physical uplink control channel (PUCCH) based on the expirations of the common TA timer and the CG-SDT-specific TA timer, wherein the PUCCH is maintained if the UE determines that the CG-SDT-specific TA timer has expired, and the PUCCH is released if the UE determines that the common TA timer has expired.

Abstract: A method performed by a user equipment (UE) is provided. In the method, at least one idle mode measurement configuration is received from a cell of a serving radio access network (RAN) via a downlink control signaling. Whether a small data transmission (SDT) procedure is ongoing while the UE is staying in a radio resource control (RRC) inactive state is determined. Whether to perform an idle mode measurement in the RRC inactive state according to the at least one idle mode measurement configuration is determined based on a determination result of whether the SDT procedure is ongoing.

Abstract: A method for a user equipment (UE) to monitor a physical downlink control channel (PDCCH) is provided. The method receives, while being in a radio resource control (RRC)_CONNECTED state, from a base station (BS), an RRC release message that includes a small data transmission (SDT) configuration. After receiving the RRC release message, the method transitions to an RRC_INACTIVE state from the RRC_CONNECTED state in response to receiving the RRC release message. The method then initiates an SDT procedure based on the SDT configuration. The method further determines whether a search space set associated with an SDT search space is received from the BS. The method monitors the PDCCH by monitoring the search space set during the SDT procedure when the search space set is received from the BS.

Abstract: A user equipment (UE) and a method for transmitting hybrid automatic repeat request (HARQ) feedback are provided. The method includes: receiving a physical uplink control channel (PUCCH) configuration that indicates a specific PUCCH format of a PUCCH and whether a sidelink (SL) HARQ feedback is allowed to be transmitted on the PUCCH; generating a first HARQ feedback in response to first data received via a physical downlink shared channel (PDSCH); generating a second HARQ feedback in response to second data received via a physical sidelink shared channel (PSSCH); and transmitting uplink control information (UCI) including at least a portion of the first HARQ feedback and at least a portion of the second HARQ feedback via the PUCCH in a case that the PUCCH configuration indicates that the SL HARQ feedback is allowed to be transmitted on the PUCCH and the first HARQ feedback overlaps the second HARQ feedback in a time domain.

Abstract: A method for small data transmission (SDT) and a user equipment (UE) are provided. In the method, a SDT procedure is initiated. A synchronization signal/physical broadcast channel block (SSB) is selected during the SDT procedure. Transmission is performed based on a selected SSB during the SDT procedure. A timer is started or restarted in response to performing the transmission. A physical downlink control channel (PDCCH) is monitored, while the timer is running, by assuming the PDCCH has the same demodulation reference signal (DM-RS) antenna port quasi co-location properties as for the selected SSB associated with transmission.

Abstract: A method performed by a user equipment (UE) is provided. In the method, at least one of a first configuration associated with a first operation of switching a search space set group and a second configuration associated with a second operation of skipping a physical downlink control channel monitoring are received. Downlink control information comprising a specific field associated with at least one of the first configuration and the second configuration is also received. When the first and second configurations are received, the first operation is performed based on a value in the specific field and the first configuration when the value in the specific field is one of a first set of values, and the second operation is performed based on the value in the specific field and the second configuration when the value in the specific field is one of a second set of values.

Abstract: A method performed by a user equipment (UE) for network energy saving (NES) is provided. The method receives, from a base station (BS), a channel state information (CSI) report configuration including multiple sub-configurations associated with a triggering state, each of the multiple sub-configurations indicating a list of channel state information (CSI)-reference signal (RS) identifiers (IDs), first information for a spatial domain adaptation, and second information for a power domain adaptation. The method receives multiple CSI-RSs based on the list of CSI-RS IDs, the first information, and the second information indicated by each sub-configuration in a subset of the multiple sub-configurations. The method generates a CSI report by measuring the multiple CSI-RSs. The method then transmits, to the BS, the CSI report. The triggering state is associated with aperiodic CSI reporting or semi-persistent CSI reporting.

Abstract: A method performed by a UE is provided. The method includes receiving at least one SL-DRX configuration and a plurality of SL resource pool configurations to be configured on the first UE; performing partial sensing based on at least one of the plurality of SL resource pool configurations when an SL-DRX operation is performed based on the at least one SL-DRX configuration, each of at least one SL resource pool configured by the at least one of the plurality of SL resource pool configurations comprising one or more time slots; and performing SL-CBR measurement associated with each of the at least one SL resource pool in the one or more time slots where the partial sensing is performed.

Abstract: A method performed by a user equipment (UE) for controlling a hybrid automatic repeat request (HARQ) process is provided. The method includes receiving a handover command from a serving cell via broadcast signalling, the handover command including at least one of a HARQ feedback configuration or a HARQ state configuration associated with a candidate cell for a handover procedure; and applying the at least one of the HARQ feedback configuration or the HARQ state configuration after selecting the candidate cell as a target cell during the handover procedure.

Abstract: A method for a user equipment (UE) performing a handover procedure is disclosed. The method includes receiving a handover command from a network, in a case that a first information related to an offset time is included in the handover command, performing the handover procedure based on the handover command after the offset time, and in a case that a second information related to a configured area is included in the handover command, performing the handover procedure based on the handover command when the UE locating within the configured area.

Abstract: A user equipment (UE) and a method for sidelink failure management are provided. The method includes determining that a sidelink failure event associated with a paired sidelink destination UE has occurred and transmitting, to a first cell, a sidelink failure report indicating the sidelink failure event.

Abstract: A method for a UE to perform a MUSIM operation is provided. The method includes connecting to a first network associated with a first USIM; transmitting a request message to the first network, the request message including assistance information to request a time gap for the MUSIM operation; receiving a first time gap configuration from the first network in a case that a type of the time gap requested by the UE is aperiodic, the first time gap configuration indicating a starting SFN and a starting subframe of a first configured time gap; and in a case that the UE receives the first time gap configuration, switching to a second network, while keeping a connection to the first network, during the first configured time gap according to the first time gap configuration, the second network being associated with a second USIM.

Abstract: A method performed by a User Equipment (UE) for handling timing alignment is provided. The method receives, from a Base Station (BS), a first Radio Resource Control (RRC) message for configuring a Time Alignment Timer (TAT). The method receives, from the BS, a second RRC message for configuring at least one of a cell Discontinuous Transmission (DTX) operation or a cell Discontinuous Reception (DRX) operation. In a case that at least one of the cell DTX operation or the cell DRX operation is configured and the TAT expires, the method considers the UE to be uplink synchronized with the BS and forgoes performing a procedure for handling an out-of-sync condition related to the expiration of the TAT.

Abstract: A method for a User Equipment (UE) for enhancement in Network Energy Saving (NES) is provided. The method receives, from a Base Station (BS), a Radio Resource Control (RRC) message including a trigger state list and a Channel State Information (CSI) report configuration that includes one or more CSI report sub-configurations. The method receives, from the BS, a Downlink Control Information (DCI) format indicating a trigger state in the trigger state list. The trigger state is associated with the CSI report configuration and indicates a subset of CSI report sub-configurations in the one or more CSI report sub-configurations. The method then applies the subset of CSI report sub-configurations to perform a CSI reporting procedure on a Physical Uplink Shared Channel (PUSCH).

Abstract: A method for satellite switching performed by a user equipment (UE) is provided. The method acquires, from a cell, a first configuration related to a first satellite. The first configuration includes a timestamp and time information. The method performs, based on the time information, a downlink (DL) synchronization with the first satellite, starting from a time indicated by the timestamp. The method then re-acquires, from the first satellite, a second configuration related to the first satellite and calculates a common timing advance and a UE-specific timing advance based on the re-acquired second configuration related to the first satellite.

Abstract: A method performed by a User Equipment (UE) for Network Energy Saving (NES) is provided. The method receives, from a Base Station (BS), a Radio Resource Control (RRC) message including a Transmission Configuration Indication (TCI) list. The method stores the TCI list in the UE. The method receives, from the BS, a Downlink Control Information (DCI) format. The method then updates the TCI list stored in the UE based on the DCI format.

Abstract: A method performed by a User Equipment (UE) for Network Energy Saving (NES) is provided. The method receives, from a Base Station (BS), a Radio Resource Control (RRC) message including an NES configuration. The method then determines whether to apply a cell Discontinuous Transmission (DTX) operation, a cell Discontinuous Reception (DRX) operation, or both the cell DTX operation and the cell DRX operation based on the NES configuration.

Abstract: A user equipment (UE) includes one or more non-transitory computer-readable media containing computer-executable instructions embodied therein and at least one processor coupled to the one or more non-transitory computer-readable media. The at least one processor is configured to receive through a serving cell of a first Radio Access Technology (RAT), a sidelink (SL) resource configuration of a second RAT, determine first validity area information associated with the first RAT and second validity area information associated with the second RAT, and identify a validity area of the SL resource configuration based on the first validity area information and the second validity area information.