METHOD FOR DISPLAYING CALLER ID IN WIMAX/GSM DUAL MODE TERMINAL

摘要

PURPOSE: A sender number display method in a WiMAX/GSM integration support terminal is provided to enable a user of a receiving side to conveniently receive a number display service of a sender. CONSTITUTION: A GSM(Global System for Mobile) communication network(210) enables a subscriber which uses a mobile terminal to receive a communication service. A portable terminal(200) connects a service server(216) which provides a VoIP(Voice over Internet Protocol) service. A home location registration device(208) stores, manages subscriber parameter and location information about all terminal registered in an area.