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公开(公告)号:US20050271205A1
公开(公告)日:2005-12-08
申请号:US10523193
申请日:2003-10-14
申请人: Sheng Shen , Zhongyang Huang , Ming Ji , Takafumi Ueno
发明人: Sheng Shen , Zhongyang Huang , Ming Ji , Takafumi Ueno
CPC分类号: G06F21/10 , G06F2221/0737 , G06F2221/0766 , G06F2221/2137 , H04N7/1675 , H04N21/2541 , H04N21/4627 , H04N21/8193 , H04N21/835 , H04N21/8352 , H04N21/8355 , H04N21/83555 , H04N21/8358
摘要: The invention is related to Digital Rights Management (DRM) or Intellectual Property Management and Protection (IPMP) for a generic digital content. The concept of IPMP Control Graph and REL-IPMP Control Graph is introduced to carry protection signalling and rights expression data. Both content packaging and terminal processing relating to the above control graph are clearly defined and elaborated.
摘要翻译: 本发明涉及用于通用数字内容的数字权限管理(DRM)或知识产权管理和保护(IPMP)。 引入IPMP控制图和REL-IPMP控制图的概念,承载保护信令和权限表达数据。 与上述控制图相关的内容封装和终端处理均明确定义和阐述。