| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a content use system for performing strict export control regardless of the frequency of export processing while a license within a predetermined extent can be reproduced. <P>SOLUTION: A license is divided into a license for reproduction (example: the number of reproducible times is 10 times) and a license for export (example: the number of exportable times is 5 times). The license for reproduction is allowed to be reproduced within a predetermined extent, and the license for export is inhibited from being reproduced within the predetermined extent, and only allowed to be moved. <P>COPYRIGHT: (C)2007,JPO&INPIT |
