| 摘要 |
PURPOSE: An information service system of a telephone call type and a method thereof are provided to enable people of various classes to access and use information sources easily, thereby capable of applying simultaneously use and a telephone call of the information resources. CONSTITUTION: A communication network is a network in which a mutual telephone call and information is provided by using user terminals(10,20,30). The communication network includes a PSTN(Public Switched Telephone Network)(13), a mobile communication network(25) and the Internet(35) which are used now commonly. The communication network also includes a gateway server(27) for connecting the PSTN(13) and the mobile communication network(25) to the Internet(35). The user terminals(10,20,30) can perform a telephone call and information display through the communication network. A web phone(10), a computer(30) and a mobile communication terminal(20) and an Internet phone etc. can be applied as the user terminal. |
