METHOD AND APPARATUS FOR PERFORMING RANDOM ACCESS PROCEDURE IN WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20230189348A1

    公开(公告)日:2023-06-15

    申请号:US18164270

    申请日:2023-02-03

    CPC classification number: H04W74/0833 H04W74/0866 H04W74/006

    Abstract: A method and a device for performing a random access procedure in a wireless communication system. A method of performing a random access procedure according to an embodiment of the present disclosure may include receiving, from a base station, first configuration information related to uplink (UL) transmission and second configuration information related to downlink (DL) transmission, wherein the first configuration information includes information regarding an initial UL bandwidth part (BWP) and the second configuration information includes information regarding an initial DL BWP; transmitting, to the base station, a first message for the random access procedure on the initial UL BWP; and receiving from the base station, a second message for the random access procedure on the initial DL BWP in response to the first message.

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

    公开(公告)号:US20230189173A1

    公开(公告)日:2023-06-15

    申请号:US18158172

    申请日:2023-01-23

    CPC classification number: H04W56/001 H04J11/0073 H04L5/14

    Abstract: Disclosed are a method for transmitting and receiving a synchronization signal in a wireless communication system supporting NarrowBand-Internet of Things (NB-IoT) and an apparatus therefor. Specifically, the method for transmitting and receiving a synchronization signal may include: receiving, from a base station, a narrowband synchronization signal; and performing a cell search procedure for the base station based on the narrowband synchronization signal, in which the narrowband synchronization signal may include a narrowband primary synchronization signal and a narrowband secondary synchronization signal, the narrowband primary synchronization signal and the narrowband secondary synchronization signal may be transmitted in different subframe, and the subframe in which the narrowband secondary synchronization signal is transmitted may be configured differently according to a type of a radio frame structure.

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