INSTANT MESSAGE SERVICE SYSTEM AND MOBILE, AND SERVICE METHOD THEREOF

摘要

PURPOSE: An instant message service system and a service method thereof are provided to continue a dialogue in case of converting into an instant messenger. CONSTITUTION: A messenger service intermediating unit(32) mediates the instant messenger service between the companion of conversation terminal and one of plural terminals. When a terminal switching request signal is received, a message transferring unit(34) transmits the invitation message with the account of the conversion target terminal. When a consent signal corresponding to the invitation message is received from the conversion target terminal, a session converter(36) interlinks the session between the conversion target terminal and the companion of conversation terminal.