| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a content provision method and device, and a content reception method and device via a network, and a data backup method and device, a backup data provision device and a backup system via the network. <P>SOLUTION: In the content provision method and device, original data of a content provided via the network can be tracked, and a content changed by performance of the reception device is provided. Thereby, by adding position information of an original content to metadata of the content provided via the network, approach convenience to the original content is increased, and an attribute of the content suitably provided to the performance of the reception device is changed. <P>COPYRIGHT: (C)2011,JPO&INPIT |
