Patent ID: 6064892
Filing Date: 2000-05-16
Classification: H04W

Abstract:
A traffic management system with overload control functions, which controls traffic congestion occurred in a telecommunications system having a plurality of coverage areas, the traffic management system comprising:overload controlling means, responsive to every call setup request, for centrally monitoring traffic conditions in the plurality of coverage areas and controlling congestion occurred therein, the overload controlling means comprisingoriginating call analysis processing means for analyzing the call setup request to locate an originating coverage area where the call setup request was initiated,call-restricted area search processing means for determining whether the originating coverage area should be designated as a call-restricted coverage area or not, the call-restricted coverage area being subject to call restriction, andrestriction control message processing means for sending a restriction control message to specify what kind of call restriction operation should be executed to control the originating coverage area when said call-restricted area search processing means has determined the originating coverage area as the call-restricted coverage area; andcall restriction processing means for executing, in response to the restriction control message, the specified operation for the call restriction with respect to the call-restricted coverage area.