Abstract: Disclosed are methods for a random access. One embodiment of the subject application provides a method performed by a gNB, including determining a user equipment (UE) to enter an RRC_INACTIVE state by a gNB central unit (gNB-CU), sending a UE context suspension indication and a UE identification (ID) of small data transmission (SDT) to at least one first gNB distributed unit (gNB-DU) by the gNB-CU, storing the UE ID of SDT and keeping a UE context of SDT by the at least one first gNB-DU, and treating the UE in the RRC_INACTIVE state and forwarding a radio resource control (RRC) release manage to the UE by the at least one first gNB-DU, wherein the UE context suspension indication is for indicating the at least one first gNB-DU to keep a the UE context of SDT in the RRC_INACTIVE state, and the UE ID of SDT is for identifying the UE context of SDT. Related apparatuses are also disclosed.

Abstract: The present application relates to a method and an apparatus for determining measurement assistance information. One embodiment of the subject application provides a method performed by a User Equipment (UE), comprising: determining measurement assistance information, wherein the measurement assistance information is used for determining or adjusting one or more measurement windows for one or more neighboring Base Stations (BSs) or one or more neighboring cells; and transmitting the measurement assistance information to a serving BS of the UE; or adjusting the measurement window based on the measurement assistance information.

Abstract: A method for cell selection, a user equipment and a network side device are provided. The method includes: reading, by a UE, first system information of a first cell on a first frequency; in a case that the first system information of the first cell indicates that camping on the first cell is not allowed and an intra-frequency reselection is not allowed and in a case that a set condition is met, the UE not selecting, or not reselecting, or neither selecting nor reselecting a cell on the first frequency.

Abstract: Embodiments of the present application relate to methods and apparatuses for a relay reselection and data transmission handling procedure in a user equipment (UE)-to-network relay scenario under 3rd Generation Partnership Project (3GPP) 5G New Radio (NR). According to an embodiment of the present application, a method can include: establishing a Uu RRC connection of a link between the relay UE and a base station (BS); establishing a PC5 radio resource control (RRC) connection of a link between a UE and the relay UE; and transmitting a notification to the UE, wherein the notification is associated with at least one of: a radio link failure (RLF) of the link between the relay UE and the B S; a RLF recovery failure of the link between the relay UE and the B S; and a successful RLF recovery of the link between the relay UE and the BS. In response to receiving the notification, the UE may preform relay reselection and suspend the data transmission towards the BS.

Abstract: Embodiments of the present application relate to methods and apparatuses for a mobility robustness optimization (MRO) mechanism for a conditional handover (CHO) procedure. According to an embodiment of the present application, a method can include: receiving CHO configuration information for a user equipment (UE), wherein the CHO configuration information is associated with one or more CHO candidate cells and includes a set of execution conditions corresponding to the one or more CHO candidate cells; performing a handover (HO) procedure associated with a target cell, in response to receiving a handover command from a source cell or performing a CHO procedure associated with a CHO candidate cell, in response to meeting an execution condition of the CHO candidate cell; starting a timer for HO procedure or CHO procedure; and in response to successfully accessing the target cell or the CHO candidate cell, stopping the timer and transmitting assistant information to the target cell or the CHO candidate cell.

Abstract: Disclosed are methods for a RA. One embodiment of the subject application provides a method performed by a user equipment, comprising: transmitting a first type of message in a first uplink bandwidth part (BWP) if at least one second uplink BWP is not configured or configured but deactivated, or transmitting the first type of message in the at least one second uplink BWP if the at least one second uplink BWP is configured and activated; and receiving a first type of response message, wherein the first uplink BWP is configured in system information block 1 (SIB1). Related apparatuses are also disclosed.

Abstract: Embodiments of the present disclosure relate to methods and apparatuses a data transmission and a radio access network based notification area update (RNAU) procedure of a user equipment (UE) in a radio resource control (RRC) inactive state. According to an embodiment of the present disclosure, a method includes: entering a RRC inactive state of a UE based on RRC configuration information; starting a timer for RNAU procedure; transmitting small data at the RRC inactive state of the UE; and in response to receiving response information corresponding to the transmitted small data, restarting the timer for RNAU procedure. The method further includes that the timer for RNAU procedure expires after the UE has triggered the small data transmission procedure. The UE may suspend the RNAU procedure. The UE may cancel or resume the RNAU procedure depending on the small data transmission procedure.

Abstract: This disclosure provides a method for controlling a bandwidth part inactivity timer corresponding to a Bandwidth Part (BWP) activated on a secondary cell. The method is performed by a terminal, including disabling the bandwidth part inactivity timer, when the secondary cell switches from an activated state to a non-activated state, while the BWP stays activated on the secondary cell.

Abstract: Embodiments of the present application are directed to a method and apparatus for releasing configured grant (CG) resources. In an embodiment of the present application, the method includes determining whether CG resources in a first cell need to be released; and in response to determining that the CG resources need to be released, transmitting a CG resource releasing report or releasing the CG resources. The CG resource, in some cases, is for the data transmission of UE in idle mode or inactive mode.

Abstract: Embodiments of the present application are directed to a method and apparatus for paging dedicated for devices with reduced capabilities. The method may include: receiving a DCI identified with a P-RNTI in a PO; and obtaining information dedicated for a device with reduced capabilities according to the DCI.

Abstract: Methods for uplink transmission using a preconfigured uplink resource are provided. One embodiment of the subject application provides a method performed by a user equipment, including receiving a first preconfigured uplink resource configuration and one or more preconfigured uplink resource indications, and initiating an uplink transmission according to the first PUR configuration and the one or more PUR indications. Related apparatuses are also disclosed.

Abstract: Embodiments of the present disclosure relate to methods and apparatus for beam failure recovery for sidelink unicast communications. According to an embodiment of the present disclosure, a method performed by a first user equipment (UE) for wireless communication may include: in response to detecting a beam failure on sidelink between the first UE and a second UE, transmitting a beam failure recovery query (BFRQ) to the second UE on at least one candidate beam; and in response to receiving a beam failure recovery response (BFRR) from the second UE, selecting one or more new beams for sidelink transmission based on the BFRR.

Abstract: The present application relates to a method and an apparatus for multiplexing MAC CEs. One embodiment of the subject application provides a method including: receiving an uplink grant associated with a first retransmission scheme; selecting one or more first media access control (MAC) control elements (CEs) from a first number of MAC CEs according to the first retransmission scheme, wherein the one or more first MAC CEs are associated with the first retransmission scheme; and multiplexing the one or more first MAC CEs to a MAC protocol data unit (PDU) associated with an uplink grant.

Abstract: Embodiments of the present application are directed to a method and apparatus for data transmission. In an embodiment of the present application, the method includes: receiving configuration information for data transmission, wherein the configuration information for data transmission indicates at least one of the following: first configuration information indicating pre-configured bundling resource(s) for one transport block (TB) or pre-configured at least one slot for at least one TB; and second configuration information indicating at least one resource for data transmission during at least one random access channel (RACH) procedure; and performing the data transmission based on the configuration information when a user equipment (UE) is in radio resource control (RRC)_IDLE state or RRC_INACTIVE state.

Abstract: The present application relates to a method and apparatus for aligning sidelink DRX. One embodiment of the subject application provides a method performed by a transmitting UE, which includes receiving a first signalling, which indicates a first SL DRX configuration, from a Base Station (BS); and transmitting, to a receiving UE, a second signalling which indicates a second SL DRX configuration, wherein the second SL DRX configuration is determined based on the first SL DRX configuration.

Abstract: Embodiments of the present application are directed to a method and apparatus for harmonizing uplink grants. The method may include: determining a priority of at least one uplink grant; and determining the prioritized uplink grant among the overlapped uplink grants. The priority of the at least one uplink grant is determined based on: priorities of logical channels; and/or whether a Medium Access Control (MAC) Packet Data Unit (PDU) is an initial transmission MAC PDU or a retransmission MAC PDU.

Abstract: Embodiments of the present application relate to methods and apparatuses for a failure handling procedure in a sidelink relay system under 3rd Generation Partnership Project (3GPP) 5G New Radio (NR). According to an embodiment of the present application, a method can include: establishing a PC5 radio resource control (RRC) connection of a link between a user equipment (UE) and a relay UE, wherein a PC5 RRC connection of a link between the relay UE and another UE has been established; receiving a failure notification from the relay UE, wherein the failure notification indicates an occurrence of a failure on the link between the relay UE and the abovementioned another UE; monitoring a discovery resource pool upon receiving the failure notification from the relay UE, and reporting failure information associated with the relayed connection to a base station (BS).

Abstract: Embodiments of the present application are related to a method and apparatus for paging. An exemplary method of the present application includes: receiving paging grouping information associated with physical downlink control channel (PDCCH), receiving paging group identity (ID) information indicated in PDCCH, and determining whether to decode physical downlink shared channel (PDSCH) based on the paging grouping information and the paging group ID information. Embodiments of the present application can improve the legacy paging mechanism and efficiently reduce unnecessary paging receptions, and accordingly save power.

Abstract: Embodiments of the present application relate to methods and apparatuses for handling a conditional handover (CHO) condition in a non terrestrial network (NTN) environment.

Abstract: Embodiments of the present disclosure relate to methods and apparatus for user equipment (UE) scheduling-based resource allocation. According to an embodiment of the present disclosure, a method performed by a first UE for wireless communication includes: broadcasting a scheduling indication comprising a serving range; receiving a scheduling request from a second UE within the serving range; and providing resource information to the second UE for performing sidelink transmission.