Patent ID: 8837359
Filing Date: 2014-09-16
Classification: H04W

Abstract:
1. A location monitoring method, comprising: creating, in an evolved packet system (EPS), a tracking area (TA) list for a user equipment (UE) according to an intercept precision indication and sending the TA list to the UE, wherein the intercept precision indication comprises intercept location precision information of the UE which is an intercepting distance, and the creating comprises: according to the intercept location precision information of the UE, choosing number of TAs corresponding to the intercept location precision information and creating the TA list for the UE according to the chosen number and according to a current TA of the UE and surrounding TA; obtaining, first location information of the UE initiating a location update before the location update and second location information after the location update, wherein the location update is initiated by the UE when the UE detects that the current TA is not in the TA list, or the location update is a periodic location update initiated by the UE; and reporting the first location information and the second location information to an intercept center.