发明申请
- 专利标题: INFORMATION SERVICE METHOD, INFORMATION SERVICE UNIT, RECORDING OR REPRODUCING CONTROLLING METHOD, AND RECORDING AND/OR REPRODUCING UNIT
- 专利标题(中): 信息服务方法,信息服务单元,记录或复制控制方法,记录和/或复制单元
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申请号: US12731184申请日: 2010-03-25
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公开(公告)号: US20100180125A1公开(公告)日: 2010-07-15
- 发明人: Kaoru KIJIMA , Yoichiro Sako , Shunsuke Furukawa , Yoriaki Kanada , Koichi Nakajima , Akiya Saito , Etsuo Shibasaki , Akiko Inoue
- 申请人: Kaoru KIJIMA , Yoichiro Sako , Shunsuke Furukawa , Yoriaki Kanada , Koichi Nakajima , Akiya Saito , Etsuo Shibasaki , Akiko Inoue
- 申请人地址: JP Tokyo JP Shinagawa-ku
- 专利权人: Sony Corporation,SONY DISC & DIGITAL SOLUTIONS INC.
- 当前专利权人: Sony Corporation,SONY DISC & DIGITAL SOLUTIONS INC.
- 当前专利权人地址: JP Tokyo JP Shinagawa-ku
- 优先权: JP2002-321359 20021105
- 主分类号: H04L9/32
- IPC分类号: H04L9/32 ; H04L9/08
摘要:
Unique identification information is prerecorded on a disc. The identification information is registered to a server along with user's license when he or she buys the disc. When an terminal unit reproduces data from the disc, identification information is read and transmitted to the server through the Internet. The server creates a key that controls to reproduce data from the disc in accordance with the license identified by the identification information and transmits the key to the terminal unit along with the user's license information for the disc. The terminal unit controls to reproduce contents of the disc in accordance with key and license information transmitted from the server. The license for each disc is managed in accordance with the identification information. Thus, different services can be provided for individual discs.