METHOD AND APPARATUS FOR TRANSMITTING/RECEIVING WIRELESS SIGNAL IN WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:WO2022216046A1

    公开(公告)日:2022-10-13

    申请号:PCT/KR2022/004958

    申请日:2022-04-06

    Abstract: According to an embodiment of the present disclosure, a user equipment (UE) may receive information regarding a plurality of radio network temporary identifiers (RNTIs); monitor a plurality of physical downlink control channels (PDCCHs) in search space sets based on the plurality of RNTIs; receive a plurality of physical downlink shared channels (PDSCHs) scheduled by the plurality of PDSCHs; and transmit a single hybrid automatic repeat request (HARQ)-acknowledgment (ACK) report for the plurality of PDSCHs, wherein the plurality of PDSCH may include at least one unicast PDSCH in addition to the multicast PDSCHs.

    PERIODIC TRANSMISSIONS FOR CONFIGURED GRANT
    65.
    发明申请

    公开(公告)号:WO2021230644A1

    公开(公告)日:2021-11-18

    申请号:PCT/KR2021/005925

    申请日:2021-05-12

    Abstract: A method and apparatus for periodic transmissions for a configured grant is provided. A first device operating in a wireless communication system transmits, to a second device, a media access control (MAC) protocol data unit (PDU) by using a first resource of a configured grant (CG) in a first period for which the first resource of the CG is associated with a HARQ process identifier (ID), and flushes a HARQ buffer associated with the HARQ process ID in a second period for which a second resource of the CG is associated with the HARQ process ID. Then, the first device ignores a retransmission resource associated with the HARQ process ID based on flushing the HARQ buffer.

    METHOD AND APPARATUS FOR TRANSMISSION PRIORITIZATION IN WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:WO2021091337A1

    公开(公告)日:2021-05-14

    申请号:PCT/KR2020/015603

    申请日:2020-11-09

    Abstract: The present disclosure relates to transmission prioritization in wireless communications. According to an embodiment of the present disclosure, a method performed by a wireless device in a wireless communication system comprises: configuring a threshold; creating a media access control (MAC) protocol data unit (MAC PDU) for sidelink comprising a MAC control element (CE); setting a priority value to the MAC CE; identifying a transmission of the MAC PDU for sidelink and an uplink transmission to be performed; determining that the transmission of the MAC PDU for sidelink and the uplink transmission are not able to be performed simultaneously; determining that the priority value of the MAC CE is lower than the threshold; prioritizing the transmission of the MAC PDU for sidelink over the uplink transmission; and performing the transmission of the MAC PDU for sidelink that is prioritized over the UL transmission.

    LOGICAL CHANNEL PRIORITIZATION BASED ON HARQ FEEDBACK

    公开(公告)号:WO2021086029A1

    公开(公告)日:2021-05-06

    申请号:PCT/KR2020/014855

    申请日:2020-10-29

    Abstract: A method and apparatus for logical channel prioritization (LCP) based on hybrid automatic repeat request (HARQ) feedback in a wireless communication system is provided. A wireless device selects a first logical channel with a highest priority among multiple logical channels having data available for transmission. When the first logical channel is configured with a hybrid automatic repeat request (HARQ) feedback, the wireless device selects one or more second logical channels configured with the HARQ feedback among the multiple logical channels. When the first logical channel is not configured with HARQ feedback, the wireless device selects one or more second logical channels not configured with the HARQ feedback among the multiple logical channels. The wireless device creates a data unit based on the first logical channel and the one or more second logical channels.

    CLEARING PART OF SIDELINK GRANT FOR SINGLE PDU TRANSMISSION AND SIDELINK RESOURCE ALLOCATION

    公开(公告)号:WO2021085992A1

    公开(公告)日:2021-05-06

    申请号:PCT/KR2020/014764

    申请日:2020-10-28

    Abstract: A method and apparatus for clearing a part of a sidelink grant in a wireless communication system is provided. A first wireless device reserves a set of resources comprising at least a first resource and a second resource for sidelink transmission to a second wireless device, and receives, from a third wireless device, sidelink control information (SCI) which schedules sidelink transmission from the third wireless device. When (i) priority of the sidelink transmission from the third wireless device is higher than priority of the sidelink transmission to the second wireless device, (ii) reference signal received power (RSRP) measurement for the received SCI is higher than a threshold, and (iii) a resource for the sidelink transmission from the third wireless device overlaps with the first resource, the first wireless device clears the first resource from the set of resources, and adds a third resource to the set of resources.

    METHOD AND APPARATUS FOR HANDLING BWP SWITCHING BASED ON PRIORITY IN A WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:WO2021071268A1

    公开(公告)日:2021-04-15

    申请号:PCT/KR2020/013712

    申请日:2020-10-08

    Abstract: A method and apparatus for handling BWP switching based on priority in a wireless communication system is provided. A wireless device receives configuration of multiple bandwidth parts (BWPs) on a cell, wherein the multiple BWPs includes at least one active uplink (UL) BWP for UL transmission and at least one active sidelink (SL) BWP for SL transmission. A wireless device detects a triggering condition for switching to a specific UL BWP which cannot be simultaneously active with the active SL BWP. A wireless device determines whether to switch to the specific UL BWP based on priority information, wherein the priority information includes at least one of UL priority and/or SL priority. A wireless device performs the switching to the specific UL BWP based on the determination.

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