Patent ID: 9131340
Filing Date: 2015-09-08
Classification: H04W

Abstract:
1. A location update processing method, the method comprising: when a user equipment (UE) leaves a first core network device and performs a first location update, sending, by a second core network device, a timer or instruction information used for starting a timer to the first core network device so that, when the UE enters the first core network device again and performs a second location update, the first core network device determines that context information of the UE is available when the timer has not timed out; receiving, by the second core network device, a location update request that at least comprises information that the context information of the UE is available sent from first core network device, wherein the available context information of the UE is used by the first core network device to execute the second location update; and not sending, by the second core network device, subscription data of the UE to the first core network device, at least when the location update request comprises the information that the context information of the UE is available.