INSTANT MESSAGE SERVICE SYSTEM AND A MOBILE COMMUNICATION TERMINAL, AND A SERVICE METHOD THEREOF, CAPABLE OF TRANSMITTING A COMPULSORY MESSAGE OF A PUSHY TYPE AND AN EMERGENCY MESSAGE IN A DISABLED CONVERSATION STATE

摘要

PURPOSE: An instant message service system and a mobile communication terminal, and a service method thereof are provided to determine to transmit a message in case of a disabled conversation state, thereby quickly continuing to transmit the message.;CONSTITUTION: When an information subscription request signal is received from a mobile communication terminal, an information providing unit(64) provides information about the other party for conversation corresponding to an instant messenger of the mobile communication terminal. The instant messenger determines whether conversation using an instant messenger is possible with the other party according to the information of the information providing unit. When the other party can have conversation, the instant messenger determines to transmit a compulsory message.;COPYRIGHT KIPO 2011