Patent ID: 8565157

Claim:
A method for performing a paging procedure in a wireless access system supporting multiple carriers, the method comprising: receiving by a Mobile Station (MS), from a first Base Station (BS), a Super Frame Header (SFH) including a Start Frame Number (SFN) field that indicates an index of a frame at which system information is transmitted, the system information including first carrier configuration information (CCI) corresponding to a first set of multiple carriers currently supported by the first BS; receiving by the MS, from the first BS, second CCI at a first downlink frame at which a paging listening interval of the MS begins, the second CCI corresponding to a second set of multiple carriers supported by a second BS; determining whether to perform a location update and carrier switching using the first CCI and the second CCI when the MS moves from the first BS to the second BS; and performing, by the MS, a paging procedure with the second BS based on a paging message received from the second BS, wherein the first CCI includes indexes of the first set of multiple carriers and a paging group ID supported by each carrier of the first set of multiple carriers, and wherein the second CCI includes indexes of the second set of multiple carriers and a paging group ID supported by each carrier of the second set of multiple carriers.