Initial access method of IAB node in wireless communication system and apparatus using same method

    公开(公告)号:US11558903B2

    公开(公告)日:2023-01-17

    申请号:US17052790

    申请日:2019-05-03

    Abstract: An initial access method of an integrated access and backhaul (IAB) node in a wireless communication system and an apparatus using the method are provided. The method includes: receiving, from a parent node, a synchronization signal block (SSB) and system information; and performing a random access procedure with the parent node on the basis of the SSB and the system information, wherein the SSB and the system information are received through a resource allocated to an access link of the parent node, and the random access step is performed through a resource allocated to the backhaul link of the parent node, and the random access step is performed using resources determined differently depending on whether the TAB node is a relay node or a terminal.

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