Patent ID: 6058303
Filing Date: 2000-05-02
Classification: H04M,H04Q

Abstract:
In a method for indicating actively of an initially-inactive mobile subscriber operable in a PLMN (Public Land Mobile Network) system, an improvement of a method for indicating at least a change in the activity of the mobile subscriber from an IN (Intelligent Network) telecommunications system comprising a plurality of IPs (Intelligent Peripherals) connected to an SCP (Service Control Point) over a network, the IN system coupled to the PLMN system, said method comprising the steps of:sending a dummy SMS message to said mobile subscriber to determine an initial activity status of said mobile subscriber;arming said PLMN system from said IN system to detect renewed activity by said mobile subscriber;monitoring at least during selected periods, the activity status of said mobile subscriber in said PLMN system;transmitting an alert message from said PLMN system to said IN system when renewed activity of the mobile subscriber in said PLMN system is detected during said step of monitoring; andgenerating an internal notification within said IN system in response to the receipt of said alert message from said PLMN system to said IN system.