发明申请
- 专利标题: Content distribution system and content license management method
- 专利标题(中): 内容分发系统和内容许可证管理方法
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申请号: US10566836申请日: 2004-11-26
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公开(公告)号: US20060229990A1公开(公告)日: 2006-10-12
- 发明人: Tatsuya Shimoji , Hideki Kagemoto , Yoshiharu Dewa , Naohisa Kitazato , Yasushi Katayama
- 申请人: Tatsuya Shimoji , Hideki Kagemoto , Yoshiharu Dewa , Naohisa Kitazato , Yasushi Katayama
- 优先权: JP2003-397863 20031127
- 国际申请: PCT/JP04/17601 WO 20041126
- 主分类号: G06Q99/00
- IPC分类号: G06Q99/00 ; H04L9/00 ; H04K1/00
摘要:
There are provided a content distribution system and a license management method for performing, in a collective manner, license management of a plurality of resources contained in contents. Each piece of content contains one upper-level resource (which is first referred to within the content), at least one lower-level resource (which can be referred directly or indirectly from the upper-level resource), one startup document and a license-corresponding document (which is an information file for performing, in a collective manner, license management of the resources contained in the content). The startup document contains at least upper-level resource reference destination information and at least one piece of license information for identifying view licenses required for viewing the resources contained in the content. In each resource, if link information for accessing other content is described, information for accessing the startup document of the other content is described.
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