| 摘要 |
<P>PROBLEM TO BE SOLVED: To protect the copyright of digital content for each sub-content. <P>SOLUTION: A computer system includes a content provision server for providing digitalized content to a user terminal and a copyright management server for managing digital content copyright information. From the copyright management server, the content provision server acquires the copyright information, included in the digital content and set for each sub-content, adds the acquired copyright information to the digital content in association with each sub-content, and transmits the digital content with the copyright information added thereto to the user terminal. <P>COPYRIGHT: (C)2011,JPO&INPIT |
