A method for providing calling information in a mobile communication system. When a called mobile communication terminal is in a state in which it cannot be connected to or a calling mobile communication terminal cancels a call connection request while the call connection request is in progress, the...http://www.google.fr/patents/US20030199274?utm_source=gb-gplus-shareBrevet US20030199274 - Method for providing calling information in a mobile communication system
Method for providing calling information in a mobile communication system
