Patent ID: 8355346

Claim:
A system implemented in a scenario where a user equipment is moving within a coverage of a first network and a second network, wherein the user equipment is registered with both a first access entity of the first network and a second access entity of the second network, and a first association is established between the first access entity and the second access entity so that when the user equipment needs to be paged, the user equipment is paged in a paging area administered by the first access entity and a paging area administered by the second access entity according to the first association, and the system comprises: the user equipment, configured to send a location update request to a third access entity of the second network; and the third access entity, configured to receive the location update request from the user equipment, acquire information of the first access entity from the location update request and determine whether a predetermined condition is satisfied, wherein the predetermined condition comprises one or more of the following: a distance between an area where the user equipment is currently located and the paging area administered by the first access entity exceeds a predetermined threshold; the third access entity cannot be associated with the first access entity; and the speed of the user equipment in a current access entity system is lower than a threshold, and wherein if the predetermined condition is not satisfied, the user equipment is paged through the first access entity, and if the predetermined condition is satisfied, the user equipment is not paged through the first access entity.