| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a service providing unit which satisfactorily provides a video display device with a service. <P>SOLUTION: The streaming server 5 includes a presence information receiving section 51 for receiving presence information from the service providing unit using a first transmission method, and a presence information inserting section 52 for inserting the presence information received from the service providing unit into content. The streaming server 5 has a content transmission part 53 for transmitting stream of the content including the content of the service provided by the service providing unit to the video display device. <P>COPYRIGHT: (C)2010,JPO&INPIT |
