| 摘要 |
PROBLEM TO BE SOLVED: To achieve a virtual shopping center for selling dialog services in the Internet as commodities being realized in the near future and to provide a basic technique for improving convenience for users and providers of the dialog services. SOLUTION: In the virtual shopping center which allows a server and a client to be coupled on the Internet and which is composed on basis of the arranged WWW server, there is arranged a session server for mutually exchanging stream data comprising a moving image, still image, voice, text, etc., between user terminals. The session server generates session ID in cooperation with the WWW server, and the client is connected to the session server on the basis of the session ID. The session server relays the stream data between a plurality of clients. Thus the virtual shopping center is constructed which enables the dialog services as commodities between clients. |
