Patent ID: 8755334
Filing Date: 2014-06-17
Classification: H04L,H04W,Y02D

Abstract:
1. A method for optimizing activation/deactivation of Idle State Signalling Reduction, ISR, comprising: receiving, by a first network entity, a Context Request message transmitted from a second network entity and deciding to activate or deactivate ISR according to an operation state of a mobile reachable timer, or an implicit detach timer, or a mobile reachable timer and an implicit detach timer corresponding to a UE in an area update procedure of the UE, wherein the first network entity belongs to a first network and the second network entity belongs to a second network; and transmitting, by the first network entity, a decision result to the second network entity, and the second network entity instructing the UE to activate or deactivate ISR in response to the received decision result.