Patent ID: 8971912
Filing Date: 2015-03-03
Classification: H04W,Y02D

Abstract:
1. A method of paging one of a plurality of mobile subscribers in a wireless communication network, the method comprising: receiving, at a first base station, an idle mode request from the one mobile subscriber, the first base station providing wireless coverage over a first geographical range; sending, from the first base station, an idle mode notification to a paging controller, after receiving the idle mode request from the one mobile subscriber; receiving a paging request at the first base station from the paging controller; sending, from the first base station, a first paging advertisement intended for the one mobile subscriber after receiving the paging request from the paging controller; determining, at the first base station, that a predetermined period of time has elapsed without receiving a response from the one mobile subscriber after sending the first paging advertisement; sending, from the first base station, a disappear notification to the paging controller after the predetermined period of time has elapsed; sending, by the paging controller, a second paging request to a second base station after receiving the disappear notification from the first base station; and sending, from the second base station, a second paging advertisement intended for the one mobile subscriber, the second base station providing wireless coverage over a second geographical range that is larger than the first geographical range, wherein the first base station and the second base station are assigned to a same paging group with a same paging group identifier.