Patent ID: 8649318

Claim:
A method of paging an idle-mode terminal by a relay station in a multi-hop relay communication system, the method comprising: receiving a message from a base station belonging to a same paging group with the relay station, the message including superframe number offset information which indicates a superframe number offset to be staggered by the relay station; receiving an idle mode request message from the terminal; sending an idle mode response message to the terminal, the idle mode response message including paging information; receiving a first superframe from the base station, the first superframe including a paging message of the terminal and having a first superframe number; staggering a second superframe number of a second superframe including the paging message by the superframe number offset from the first superframe number in a decreasing order; and sending the second superframe including the paging message and having the staggered second superframe number to the terminal.