摘要 |
<P>PROBLEM TO BE SOLVED: To provide a content distribution system for realizing an efficient and highly reliable communication system about content data to which no order information of data is given. <P>SOLUTION: The content distribution system consisting of a content broadcasting device 2 which broadcasts the broadcasting contents according to the time of a prescribed broadcast program, a content difference transmitter 3 which transmits difference contents and a content receiver 1 which complements unreceivable portion of the broadcast contents by reception of the difference contents is provided. Here, the content receiver 1 has a means for transmitting a differential content transmission request including communication interruption time to the content difference transmitter 3. In addition, the difference content transmission request can include content data received from the content broadcasting device 2 before the communication interruption. <P>COPYRIGHT: (C)2004,JPO&NCIPI |