METHOD AND APPARATUS FOR SOUNDING REFERENCE SIGNAL TRANSMISSION IN WIRELESS COMMUNICATION SYSTEMS

    公开(公告)号:US20250151058A1

    公开(公告)日:2025-05-08

    申请号:US18936472

    申请日:2024-11-04

    Abstract: The disclosure relates to a 5th generation (5G) or 6th generation (6G) communication system for supporting a higher data transmission rate. The disclosure relates to operations of a user equipment (UE) and base station in a wireless communication system. A method performed by a UE in a communication system are provided. The method includes transmitting, to a base station, capability information associated with simultaneous sounding reference signal (SRS) carrier switching, receiving, from the base station, downlink control information (DCI) formats, wherein the DCI formats schedule SRSs for SRS carrier switching in component carrier (CCs), wherein the SRSs are overlap in time based on the capability information indicating a support of the simultaneous SRS carrier switching, and transmitting, to the base station, at least one SRS among the scheduled SRSs for SRS carrier switching.

    METHOD AND APPARATUS FOR REPORTING CHANNEL STATE INFORMATION IN WIRELESS COMMUNICATION SYSTEMS

    公开(公告)号:US20240204849A1

    公开(公告)日:2024-06-20

    申请号:US18556279

    申请日:2022-05-11

    CPC classification number: H04B7/0639 H04B7/0626

    Abstract: The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. A user equipment (UE) in a communication system is provided. The UE comprising a transceiver, and a controller configured to receive, from a base station, configuration information for enabling precoding matrix indicator (PMI) for single transmit-receive point (STRP) and multi TRP (mTRP) operation on non-coherent joint transmission (NCJT) mode; generate channel state information (CSI) including PMI for sTRP or PMI for mTRP, based on UE capability and configuration associated with partial PMI; and transmit, to the base station, the CSI including the PMI for sTRP or PMI for mTRP.

    METHOD AND APPARATUS FOR UPLINK DATA TRANSMISSION BY CONSIDERING MULTI-PANEL SIMULTANEOUS TRANSMISSION IN WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20240179705A1

    公开(公告)日:2024-05-30

    申请号:US18502635

    申请日:2023-11-06

    CPC classification number: H04W72/1268 H04L1/1642 H04W72/232

    Abstract: The disclosure relates to a fifth generation (5G) or sixth generation (6G) communication system for supporting higher data transfer rates. A method performed by a user equipment (UE) in a wireless communication system, the method comprising: receiving configuration information on a resource for transmitting a first physical uplink shared channel (PUSCH) based on a configured grant, the first PUSCH being associated with a first control resource set (CORESET) pool identifier; receiving downlink control information (DCI) including information on a resource for transmitting a second PUSCH based on a dynamic grant (DG), the second PUSCH being associated with a second CORESET pool identifier, wherein the resource for transmitting the first PUSCH overlaps with all or part of the resource for transmitting the second PUSCH in a time domain; identifying whether a value of the first CORESET pool identifier is different from a value of the second CORESET pool identifier; and in case that the value of the first CORESET pool identifier is identified to be different from the value of the second CORESET pool identifier, transmitting the first PUSCH and the second PUSCH.

    METHOD AND APPARATUS FOR REPORTING CHANNEL STATE INFORMATION IN WIRELESS COMMUNICATION SYSTEMS

    公开(公告)号:US20230090986A1

    公开(公告)日:2023-03-23

    申请号:US17817316

    申请日:2022-08-03

    Abstract: A method of reporting channel state information by first user equipment (UE) includes receiving, from a base station, channel measurement resource (CMR) configuration information, receiving, from at least one second UE, uplink interference measurement resource (UL IMR) configuration information for measurement of cross link interference (CLI) between the at least one second UE and the first UE, measuring one or more signal to interference pulse noise ratio (SINR) based on at least one downlink reference signal (DL RS) received on CMR identified from the CMR configuration information and at least one uplink reference signal (UL RS) received on UL IMR identified from the UL IMR configuration information; and transmitting, to the base station, information about the measured one or more SINR.

    METHOD AND DEVICE FOR REPETITIVE TRANSMISSION OF UPLINK CONTROL INFORMATION FOR NETWORK COOPERATIVE COMMUNICATION

    公开(公告)号:US20230087223A1

    公开(公告)日:2023-03-23

    申请号:US17798426

    申请日:2021-02-15

    Abstract: A user equipment (UE) performing repetitive transmission in a wireless communication system is configured to receive, from a base station, configuration information for repetitively transmitting a physical uplink control channel (PUCCH) to a plurality of transmission reception points (TRPs), receive, from the base station, an indication with respect to repetitive transmission of a first PUCCH through the plurality of TRPs, based on the configuration information for repetitively transmitting the PUCCH, identify that the repetitive transmission of the first PUCCH overlaps other uplink transmission, based on at least one of a repetitive transmission unit, a number of times of repetitive transmission, a number of TRPs, a type of uplink control information (UCI), a scheduling time point, and a number of activated transmission beams of each of the repetitive transmission of the first PUCCH and the other uplink transmission, determine which transmission between the repetitive transmission of the first PUCCH and the other uplink transmission is to be performed, and according to a result of the determining, perform the determined transmission between the repetitive transmission of the first PUCCH and the other uplink transmission, to the base station.

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