| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a right to use control device available to use contents data by using own right to use information on another person's equipment. <P>SOLUTION: Equipment 201 of a contractor γ produces issue request for obtaining the permission of use contents data by using a media identifier inside a portable recording medium 101 of a contractor β, and sends it to the right to use control device 71. The right to use control device 71 controls right to use information of the contents data given to the contractor β, and produces permission of use information permitting the use of the contents data to the portable recording medium 101 based on the right to use information and the issue request. Furthermore, the right to use control device 71 produces license information for controlling the use of the contents data in equipment connected to the portable recording medium, based on the permission to use information, and sends it to the equipment 201. The equipment 201 processes the license information and controls the use of the contents data. <P>COPYRIGHT: (C)2003,JPO |
