Method and apparatus for transmitting and receiving wireless signal in wireless communication system

    公开(公告)号:US11832311B2

    公开(公告)日:2023-11-28

    申请号:US18151189

    申请日:2023-01-06

    CPC classification number: H04W74/0833 H04W74/006

    Abstract: The present disclosure relates to a wireless communication system. Specifically, the present disclosure relates to a method and an apparatus therefor, the method comprising the steps of: transmitting an RA preamble on one RO among a plurality of ROs, wherein a resource to which the RA preamble is transmitted includes the following elements, (a) a sub-interval index within a 10 ms interval, (b) a slot index within a sub-interval, (c) a symbol index within a slot, and (d) a frequency resource index; and after transmitting the RA preamble, monitoring DCI having an RA-identifier within a time window, the RA-identifier being masked in a CRC in the DCI, and receiving an RA response corresponding to the DCI, wherein one of (a) to (d) is included in a payload in the DCI, and the rest of (a) to (d) is included in the RA-identifier.

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