Patent ID: 8731623
Filing Date: 2014-05-20
Classification: H04W,Y02D

Abstract:
1. A method of paging a mobile station in idle mode by a paging controller, the method comprising: receiving a message including an identifier of a large paging group having a plurality of small paging groups and an identifier of a first small paging group among the plurality of small paging groups, the mobile station being assigned to both of the large paging group and the first small paging group; if the mobile station moves away from the first small paging group into a second small paging group among the plurality of small paging groups, performing a location update by a small paging group unit with a target base station within the second small paging group, the location update by the small paging group unit being performed only if the movement from the first small paging group to the second small paging group is an initial movement in the idle mode; and transmitting a paging message to at least one base station of the large paging group, wherein the transmitting the paging message to the base station comprises: