Abstract: A user equipment (UE) and a method for packet data convergence protocol (PDCP) duplication are provided. The method includes receiving, from a base station (BS), a radio resource control (RRC) message configuring a logical channel with a logical channel prioritization (LCP) restriction and configuring the logical channel to be associated with a data radio bearer (DRB) configured with a PDCP duplication function, wherein the PDCP duplication function is associated with a first cell group; receiving, from the BS, an uplink (UL) grant indicating a UL resource on a serving cell; initiating an LCP procedure for generating a protocol data unit (PDU) to be transmitted on the UL resource; and determining whether to apply the LCP restriction during the LCP procedure upon determining that the PDCP duplication function is deactivated.

Abstract: A method for a Conditional Primary Secondary Cell Group (SCG) Cell (PSCell) Change (CPC) procedure performed by a master node is provided. The method includes receiving, from a user equipment (UE), a UE capability report indicating that the UE supports conditional reconfiguration for a PSCell change; transmitting, to the UE, a first conditional reconfiguration for changing from a source PSCell to a target PSCell in an SCG portion of a radio resource control (RRC) reconfiguration message, the first conditional reconfiguration including a configuration of the target PSCell and an execution condition; and receiving, from the UE, a response message after the first conditional reconfiguration is applied by the UE. The first conditional reconfiguration enables the UE to evaluate the execution condition, and apply the configuration of the target PSCell and synchronize to the target PSCell after the execution condition is evaluated as satisfied.

Abstract: A method and a User Equipment (UE) for performing a small data transmission are provided. The method includes receiving a Radio Resource Control (RRC) release message; transitioning to an RRC_INACTIVE state in response to receiving the RRC release message; measuring at least one Downlink (DL) Reference Signal (RS) to obtain a measurement result; selecting a particular Configure Grant (CG) resource for the small data transmission according to the measurement result; determining whether a Timing Advance (TA) value for the particular CG resource is valid for small data transmission according to (i) an amount of Reference Signal Received Power (RSRP) change of a particular DL RS associated with the particular CG resource, the particular DL RS being one of the at least one DL RS, and (ii) whether a TA-related timer is running; and performing the small data transmission on the particular CG resource after determining that the TA value is valid.

Abstract: A method performed by a UE for implementing a random access procedure is provided. The method transmits a MSGA, monitoring an MSGB-RNTI within an MSGB time window starting from an earliest symbol of an earliest PDCCH occasion after the MSGA transmission. The method receives the MSGB in a first slot. The MSGB includes a success RAR that contains a HARQ Feedback Timing Indicator, a Physical Uplink Control Channel (PUCCH) Resource Indicator, and a UE Contention Resolution Identity. The method determines, by a MAC entity of the UE, to instruct a lower layer to transmit a HARQ feedback in a second slot in response to the reception of the success RAR. The method delivers, by the MAC entity, the HARQ Feedback Timing Indicator and the PUCCH Resource Indicator to the lower layer, and performs, by the lower layer, a HARQ feedback delivery on an uplink (UL) resource.

Abstract: A method performed by a serving cell of a base station (BS) is provided. The method receives a measurement report from a user equipment (UE). The measurement report includes measurements associated with another cell. The method then transmits, to the UE, beam information based on the received measurements via a two-stage indication. The beam information includes at least a synchronization signal (SS) block bitmap having one or more SS block bits corresponding to one or more SS block indices for the another cell.

Abstract: The present application provides a method performed by user equipment (UE), comprising: receiving, from a base station, a first radio resource control (RRC) message including a handover command; determining whether a first condition included in the first RRC message is met; and if the first condition is met, sending a handover indication to the base station, the handover indication being used to inform the base station that the UE is about to start performing a handover. The present application further provides UE and a corresponding base station. By means of the technical solution of the present application, the data transmission interruption time in the handover procedure in the NR can be further reduced, and an unnecessary incorrect handover is avoided.

Abstract: The present disclosure provides a method executed by a base station, the method comprising: generating configuration information indicating whether one transport block is mapped to only one resource unit or mapped to more than one resource unit when user equipment (UE) uses sub-physical resource block allocation to allocate resources for a physical uplink shared channel (PUSCH); and transmitting the configuration information to the UE. The present disclosure further provides a corresponding base station, UE, and a corresponding method executed by UE.

Abstract: A method for SCell BFR performed by a BS is provided. The method includes: receiving, from a UE, a BFR MAC CE that includes a cell index of an SCell for which a beam failure is detected, and a reference signal index for the SCell, the BFR MAC CE is transmitted, by the UE, via a UL transmission associated with a HARQ process having a HARQ process ID; and transmitting, to the UE, DCI that schedules a PUSCH transmission with the HARQ process ID of the HARQ process that is used for the UL transmission of the BFR MAC CE, the DCI indicating a toggled NDI value, wherein the UE is configured to: determine, upon receiving the DCI, that the SCell BFR procedure is successfully completed; and monitor, on the SCell, a PDCCH using antenna port quasi-colocation parameters associated with the reference signal index after receiving the DCI.

Abstract: A method performed by a BS for configuring CSI reporting is provided. The method includes transmitting a CSI reporting configuration to a UE on a first BWP; transmitting a first BWP switch indication to the UE on the first BWP, the first BWP switch indication being used to request the UE to switch to a second BWP; transmitting a second BWP switch indication to the UE after the UE switches from the first BWP to the second BWP, the second BWP switch indication being used to request the UE to switch back to the first BWP; and receiving a CSI report from the UE based on the CSI reporting configuration, without providing any CSI reporting activation command to the UE after the UE switches back to the first BWP according to the second BWP switch indication. A BS using the same is also provided.

Abstract: A terminal apparatus or a device in a core network exchanges capability information for each function in a registration procedure or a PDU session establishment procedure, and in user data communication additional information is added into an uplink packet to implement terminal apparatus-initiated RQoS control, and additional information is added into a downlink packet to implement network device-initiated RQoS control. A dedicated control message and information for an authentication and/or authorization function by a DN are defined to implement the authentication and/or authorization function by the DN. Furthermore, the terminal apparatus and the device in the core network have a timer or a control process for each network slice to implement a management process such as congestion management for each network slice.

Abstract: A method performed by a User Equipment (UE) includes receiving one of a stand-alone non-public network (SNPN) selection request, while the UE has stored at least one of cell (re)selection priorities (cellReselectionPriorities), deleting the stored at least one of cellReselectionPriorities when an SNPN selection in response to the SNPN selection request is performed by the UE, and stopping a T320 timer in response to receiving the SNPN selection request.

Abstract: Some of the present implementations provide a method for a user equipment (UE) for performing a random access (RA) procedure. The method receives, at the UE, an RA configuration and a reference signal received power (RSRP) threshold. The method then determines whether a detected RSRP exceeds the RSRP threshold once the RA procedure is initiated. If the detected RSRP exceeds the RSRP threshold, the method performs a two-step RA procedure.

Abstract: A user equipment (UE) and a method for wireless communication are provided. The method includes receiving a first radio resource control (RRC) configuration, the first RRC configuration configuring a radio link monitoring configuration that includes a beam failure detection (BFD) timer and a beam failure indication (BFI) count threshold; starting or restarting the BFD timer by a medium access control (MAC) entity of the UE each time a BFI is received from a lower layer; counting a number of the received BFIs using a BFI counter; initiating a beam failure recovery (BFR) procedure upon determining that the BFI counter indicates a value greater than or equal to the BFI count threshold; and setting the BFI counter to zero when receiving a second RRC configuration that reconfigures the radio link monitoring configuration.

Abstract: A user equipment (UE) and a method for frame-based equipment (FBE) operation in an unlicensed band are provided. The method includes receiving, from a base station (BS), a first parameter indicating a first periodicity of a fixed frame period (FFP) used when the BS acts as an initiating device for the FBE operation; and receiving, from the BS, a second parameter indicating a second periodicity of the FFP used when the UE acts as the initiating device for the FBE operation.

Abstract: A method and an apparatus for wireless communications are provided. The method is performed by a UE and includes: reading system information of a plurality of cells on a first carrier frequency to obtain identification information of a plurality of PLMNs; reporting, by an AS entity of the UE, the identification information of the plurality of PLMNs to a NAS entity of the UE; selecting, by the NAS of the UE, one of the plurality of PLMNs as a selected PLMN; searching for the plurality of cells on the first carrier frequency during a cell selection procedure; and selecting a suitable cell belonging to the selected PLMN from the plurality of cells on the first carrier frequency based on the cell selection procedure.

Abstract: A method for providing system information (SI) performed by a base station (BS) is provided. The method includes: broadcasting a system information block type 1 (SIB1) associated with a cell; receiving, from a user equipment (UE), a first message including a common control channel (CCCH) service data unit (SDU), the CCCH SDU including a radio resource control (RRC) SI request message; and transmitting, to the UE, a medium access control (MAC) control element (CE) including a UE contention resolution identity that matches a portion of the CCCH SDU. The MAC CE enables a MAC entity of the UE to indicate reception of an acknowledgment for the RRC SI request message to an RRC entity of the UE. The SIB1 does not include information related to a Random Access (RA) resource specific to SI requested by the RRC SI request message.

Abstract: A method of listen before talk (LBT) recovery procedure for a user equipment (UE) is provided. The method comprises performing an LBT failure detection procedure for a serving cell, triggering the LBT recovery procedure for the serving cell in response to detecting consistent uplink (UL) LBT failures in a first bandwidth part (BWP) on the serving cell according to the LBT failure detection procedure, where the LBT recovery procedure includes triggering an LBT failure procedure for determining the first BWP as an invalid BWP, and cancelling the triggered LBT recovery procedure for the serving cell in response to confirming a predefined condition in the UE.

Abstract: A method performed by a BS for handling repetitions of transmissions is provided. The method includes transmitting an RRC configuration including a first parameter configured with a first value and a second parameter configured with at least one second value; and transmitting DCI on a PDCCH scheduling a PUSCH transmission. The DCI enables the UE to select one of the first parameter and the second parameter to determine a number of PUSCH repetitions; determine the number of PUSCH repetitions as the first value when the first parameter is selected; determine the number of PUSCH repetitions as one of the at least one second value indicated by the DCI when the second parameter is selected; and perform the PUSCH transmission for a number of times based on the number of PUSCH repetitions. A BS using the aforementioned method is also provided.

Abstract: A method of decoding video data by a device is provided. A merge subblock flag specifying whether subblock-based inter prediction parameters for a coding unit are inferred from neighbouring blocks is decoded. A motion vector difference merge flag is decoded if a value of the merge subblock flag is equal to zero and a value of a motion vector difference flag is equal to one. The motion vector difference merge flag specifies a prediction parameter with a motion vector difference is used, and the motion vector difference flag specifies whether a merge mode with motion vector difference is enabled.

Abstract: A method for radio access network (RAN) based notification area (RNA) update for a radio resource control (RRC)_INACTIVE user equipment (UE) in an RRC_INACTIVE state is disclosed. The method includes receiving, by the RRC_INACTIVE UE in the RRC_INACTIVE state, a first list of RAN area identities (IDs) from a first cell; receiving, by the RRC_INACTIVE UE in the RRC_INACTIVE state, identification information broadcast by a second cell, the identification information including a RAN area ID of the second cell and a cell ID of the second cell; and transmitting, by the RRC_INACTIVE UE in the RRC_INACTIVE state, at least one of an inactive-radio network temporary identifier (I-RNTI) and a cell ID of the first cell to the second cell, after determining that the RAN area ID of the second cell does not belong to the first list of RAN area IDs.