Abstract: A method for uplink (UL) transmission performed by a UE is provided. The method includes: performing an UL transmission during a first PUSCH duration; receiving a PDCCH that schedules a second PUSCH duration; determining that the first PUSCH duration overlaps with the second PUSCH duration in a time domain; determining that the second PUSCH duration is prioritized over the first PUSCH duration; and cancelling the ongoing UL transmission during the first PUSCH duration starting from a preconfigured time period after an end of the PDCCH that schedules the second PUSCH duration.

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: Some of the present implementations provide a method for a user equipment (UE) for transmitting uplink (UL) data associated with a specific radio bearer (RB). The UE receives, while in a radio resource control (RRC)_CONNECTED state, from a base station (BS), an RRC release message that includes at least a configured grant (CG) configuration and a time alignment (TA) timer. The UE then transitions to an RRC_INACTIVE state and starts, or restarts, the TA timer in response to receiving the RRC release message. The UE transmits, while in the RRC_INACTIVE state, the UL data via a UL resource configured by the CG configuration after determining that a set of one or more criteria is met, the set of criteria including at least a criterion for the TA timer being running.

Abstract: A method for a PDCP duplication function for a UE configured with first and second cell groups is provided. The method receives, through RRC signaling, a configuration for a PDCP entity. The configuration indicates an association between the PDCP entity and several RLC entities, each associated with one of the first and second cell groups, a first RLC entity in the RLC entities associated with the first cell group to be a primary RLC entity, and a second RLC entity in the RLC entities associated with the second cell group to be a secondary RLC entity. The method duplicates at least one of one or more PDUs, and submits the at least one and a duplicate of the at least one of the one or more PDCP PDUs to the primary RLC entity and at least another one of the plurality of the RLC entities respectively.

Abstract: Some of the present embodiments provide a method for a random access procedure for a user equipment. The method receives a backoff indicator (BI). After receiving the BI, the method selects a configured contention-free random access (CFRA) preamble from one or more CFRA preambles that have been configured to the UE by a base station. The selected configured CFRA preamble corresponds to synchronization signal block (SSB) candidate detected by the UE. The method then transmits the selected CFRA preamble to the base station.

Abstract: A method and a User Equipment (UE) for small data transmission are provided. The method includes receiving a Radio Resource Control (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 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 DL RS associated with the particular CG resource and (ii) whether a TA-related timer is running; and performing small data transmission on the particular CG resource after determining that the TA value is valid.

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 for random access performed by a MAC entity of a UE is provided. The method includes: receiving a first beam failure recovery configuration of a first UL BWP; receiving a second beam failure recovery configuration of a second UL BWP; initiating a first RA procedure on the first UL BWP by applying at least one first RA parameter configured in the first beam failure recovery configuration, when a number of beam failure instances that have been received from lower layers is larger than or equal to a threshold; switching an active UL BWP of the UE from the first UL BWP to a second UL BWP before completion of the first RA procedure; and initiating a second RA procedure on the second UL BWP by applying at least one second RA parameter configured in the second beam failure recovery configuration, after switching to the second UL BWP.

Abstract: A wireless communication method and a User Equipment (UE) for performing Random Access (RA) operations are provided.

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 wireless communication method and a User Equipment (UE) for Random Access (RA) operations are provided. The wireless communication method includes receiving, from a Base Station (BS), a Radio Resource Control (RRC) reconfiguration message including information related to a reconfiguration with synchronization, the information including a Contention Free Random Access (CFRA) configuration for 2-step Random Access (RA), the CFRA configuration configuring a resource and a maximum number of Message-A (MSGA) preamble transmissions; initiating an RA procedure, with an RA type set to a 2-step RA type, for the reconfiguration with synchronization; and discarding the resource in a case that a value of a preamble transmission counter reaches to the maximum number of MSGA preamble transmissions.

Abstract: A method of a Random Access (RA) procedure performed by a User Equipment (UE) is provided. The method includes receiving a first Random Access Channel (RACH) configuration from a Base Station (B S), the first RACH configuration including a first parameter associated with a first maximum number of RA preamble transmissions, receiving a second RACH configuration for a 2-step RA type from the BS, initiating an RA procedure with an RA type set to the 2-step RA type, determining whether the second RACH configuration includes a second parameter associated with a second maximum number of RA preamble transmissions, applying the second parameter for the RA procedure in a case that the second parameter is included in the second RACH configuration, and applying the first parameter for the RA procedure in a case that the second parameter is not included in the second RACH 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 execute the computer-executable instructions to receive a dynamic grant for scheduling a first uplink (UL) resource, determine whether to obtain a first Medium Access Control (MAC) protocol data unit (PDU) for transmission using the first UL resource or to transmit a second MAC PDU before obtaining the first MAC PDU, and transmit the second MAC PDU using the first UL resource when the first UL resource is suitable for transmitting the second MAC PDU.

Abstract: A user equipment and a method for configuring Physical Uplink Control Channel (PUCCH) resources are provided. The method includes receiving a first bandwidth part (BWP) configuration associated with a first uplink (UL) BWP, the first BWP configuration including a PUCCH configuration list with a first PUCCH configuration and a second PUCCH configuration, the first PUCCH configuration indicating a first set of PUCCH resource identifiers (IDs), the second PUCCH configuration indicating a second set of PUCCH resource IDs; and receiving a second BWP configuration associated with a second UL BWP, the second BWP configuration including a third PUCCH configuration, the third PUCCH configuration indicating a third set of PUCCH resource IDs. The first set of PUCCH resource IDs and the second set of PUCCH resource IDs share no common PUCCH resource ID.

Abstract: A user equipment (UE) is configured with at least one bandwidth part (BWP) specific configuration information. The UE receives a configuration information specific to the bandwidth part (BWP). The configuration information configures an initial value of a beam failure detection (BFD) timer and a beam failure indication (BFI) count threshold. The UE starts or re-starts the BFD timer from the initial value when receiving a beam failure indication (BFI) from a lower sublayer, and counts a number of the received BFIs using a BFI counter. The UE resets the BFI counter to zero when receiving a reconfiguration information. The reconfiguration information, that is specific to the BWP, re-configures at least one of the initial value of the BFD timer and the BFI count threshold.

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 UE for Listen Before Talk (LBT) failure detection and recovery includes the UE triggering a first consistent LBT failure procedure for a first consistent LBT failure detected on a first Bandwidth Part (BWP) of a first cell of a Base Station (BS); triggering a second consistent LBT failure procedure for a second consistent LBT failure detected on a second BWP of a second cell of the BS; triggering a first Scheduling Request (SR) procedure for the first consistent LBT failure; triggering a second SR procedure for the second consistent LBT failure; receiving, from the BS, an indication for BWP switching of the first cell; switching an active BWP of the first cell based on the indication; canceling the first consistent LBT failure procedure in response to receiving the indication; and canceling the first SR procedure in response to receiving the indication.

Abstract: A method, performed by a User Equipment (UE), for a Beam Failure Recovery (BFR) procedure includes receiving, from a Base Station (BS), a BFR configuration for a serving cell of the BS, wherein the BFR configuration includes a threshold for a Beam Failure Instance (BFI) counter associated with the serving cell, and the threshold is associated with a beamFailureInstanceMaxCount information element (IE); incrementing a value of the BFI counter based on a Beam Failure Detection (BFD); triggering the BFR procedure for the serving cell when the value of the BFI counter is equal to or higher than the threshold; performing Band Width Part (BWP) switching for the serving cell when receiving a reconfiguration indication from the BS, wherein the reconfiguration indication includes a BWP index; and setting the value of the BFI counter to zero when performing the BWP switching.

Abstract: A user equipment (UE) includes a processor coupled to the one or more non-transitory computer-readable media containing computer-executable instructions embodied therein. The processor is configured to execute the computer-executable instructions to determine a transmission of a Medium Access Control (MAC) protocol data unit (PDU) using a first uplink (UL) resource associated with a first configured grant (CG) configuration has not been successfully performed, the first UL resource being associated with a first hybrid automatic repeat request (HARQ) process, and the MAC PDU being obtained for the first HARQ process; receive a second CG configuration associated with a second UL resource for another transmission, the second UL resource being associated with a second HARQ process; and transmit the MAC PDU on the second UL resource when it is determined that the second UL resource is suitable for transmitting the MAC PDU.

Abstract: A method for a UE performing a Hybrid Automatic Repeat Request (HARQ) process for a deprioritized uplink (UL) grant is disclosed. The method comprises receiving, a first UL grant scheduling a first UL transmission on a first UL resource and a second UL grant scheduling a second UL transmission on a second UL resource, the second UL resource at least partially overlapping the first UL resource in a time domain, determining the first UL grant as a prioritized UL grant, determining the second UL grant as a deprioritized UL grant, performing the first UL transmission scheduled by the prioritized UL grant, receiving a third UL grant scheduling a retransmission on a third UL resource, the retransmission corresponding to the second UL transmission scheduled by the deprioritized UL grant and flushing a HARQ buffer of a HARQ process for the second UL transmission in response to receiving the third UL grant.