METHOD AND DEVICE FOR TRANSMITTING OR RECEIVING GROUPCAST FEEDBACK IN WIRELESS CELLULAR COMMUNICATION SYSTEM

    公开(公告)号:US20240121034A1

    公开(公告)日:2024-04-11

    申请号:US18529885

    申请日:2023-12-05

    CPC classification number: H04L1/1854 H04L1/1812 H04W28/04

    Abstract: The disclosure relates to a communication method for converging an IoT technology with a 5G communication system for supporting a higher data transfer rate beyond the 4G system; and a system therefor. The disclosure can be applied to intelligent services (for example, smart homes, smart buildings, smart cities, smart cars or connected cars, healthcare, digital education, retail business, security and safety services, etc.), based on 5G communication technologies and IoT-related technologies. A method and terminal are provided. The method includes receiving first sidelink control information (SCI) and first data corresponding to the first SCI, the first SCI including first priority information, receiving second SCI and second data corresponding to the second SCI, the second SCI including second priority information, identifying whether first feedback information associated with the first data or second feedback information associated with the second data is transmitted based on the first priority information or the second priority information when a resource for the first feedback information and a resource for the second feedback information are overlapped, and transmitting one of the first feedback information or the second feedback information which is associated with higher priority.

    METHOD AND DEVICE FOR ESTIMATING TIME AND FREQUENCY OFFSETS IN COMMUNICATION SYSTEM

    公开(公告)号:US20230319891A1

    公开(公告)日:2023-10-05

    申请号:US17998923

    申请日:2021-05-14

    CPC classification number: H04W74/0833 H04B7/01 H04W72/23 H04W84/06

    Abstract: The present disclosure relates to: a communication technique merging IoT technology with a 5G communication system for supporting a data transmission rate higher than that of a 4G system; and a system therefor. The present disclosure can be applied to intelligent services (for example, smart homes, smart buildings, smart cities, smart cars or connected cars, healthcare, digital education, retail, security- and safety-related services, and the like), emergency communication services (emergency rescue signal transmission services), and the like on the basis of 5G communication technology, IoT-related technology and satellite communication. Proposed in the present disclosure is a method for performing a correlation operation on the basis of a reception signal and a PRACH preamble, and estimating a frequency offset on the basis of a first peak value and/or a second peak value in accordance with the correlation operation result.

    METHOD AND APPARATUS FOR TRANSMITTING UPLINK CONTROL INFORMATION IN WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20230189275A1

    公开(公告)日:2023-06-15

    申请号:US18165223

    申请日:2023-02-06

    CPC classification number: H04W72/21 H04L67/12 H04W72/044 H04W74/006

    Abstract: A communication technique for combining a 5G communication system for supporting a higher data rate after 4G system with IoT technology includes transmitting configuration information of one or more serving cells that operate in an unlicensed band to a terminal, transmitting information indicating that an uplink control channel and an uplink data channel can be simultaneously transmitted to the terminal, determining whether the terminal is configured to transmit at least one of data and the uplink control information through the uplink data channel in at least one of a licensed band and the unlicensed band, and receiving the uplink control information in at least one of the licensed band and the unlicensed band on the basis of the determination, wherein the configuration information includes unlicensed-band uplink control channel configuration information for configuring the uplink control channel in one of the serving cells that operate in the unlicensed band.

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