| 摘要 |
PURPOSE: A complex communication service is provided to offer not only a typical voice telephone call but also a simple complex communication service by transmitting a notification signal of complex communication using an existing communication network and to offer various and complex communication services regardless of a communication company or a manufacturer by using an existing telephone network without building a separate Push Notification server. CONSTITUTION: A complex information communication system an originating terminal(110) transmitting a call information confirmation request message including selected information communication service item information of a telephone number of a receiving terminal(120) the plurality of available information communication services to a management server(300), receiving a response message according to the message and transmitting a call setup message requesting a call access to the receiving terminal to a communication provider system(200), the management server transmitting a response message to the originating terminal and receiving terminal and connecting the originating terminal and the receiving terminal with a data communication network if receiving a call information confirmation request message including information service item information from the originating terminal and receiving terminal and a receiving terminal transmitting a call information confirmation request message to the management server if receiving a call setup message requesting a call access from the communication provider system and receiving a response message including an information communication service requested by the originating terminal from the management server. |
