| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an excellent IP telephone system capable of synchronizing, with a speech communication partner, contents to be reproduced at an IP telephone. <P>SOLUTION: An IP telephone system has a plurality of IP telephone devices for reproducing contents, each having means for sending a content received from a server and stored during a telephone call to an IP telephone device of a telephone call partner, and means for storing and reproducing a content received from the IP telephone device of the telephone call partner. As the IP telephone system, during a mutual telephone call between the IP telephone devices via an IP network, one IP telephone device reproduces the content received from the server and stored and sends the stored content to the IP telephone device of the telephone call partner, and the other IP telephone device that is the telephone call partner receives and stores the content and reproduces the stored content. <P>COPYRIGHT: (C)2013,JPO&INPIT |
