Apparatus and method for random access in wireless communication system

    公开(公告)号:US10470220B2

    公开(公告)日:2019-11-05

    申请号:US15640331

    申请日:2017-06-30

    Inventor: Hi-Chan Moon

    Abstract: The present disclosure relates to a pre-5th-generation (5G) or 5G communication system to be provided for supporting higher data rates beyond 4th-generation (4G) communication system such as long term evolution (LTE). A method of operating a remote node in a wireless communication system includes: determining each of instantaneous channel states between host nodes and the remote node based on reference signals received from the host nodes during some of time intervals for a channel estimation; determining a host node for random access among the host nodes based on the determined instantaneous channel states; and when a value indicating a state of a channel between the determined host node and the remote node is larger than a threshold value, transmitting a signal for the random access to the host node.

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