发明名称 Content distribution system and content license management method
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.
申请公布号 US7885894(B2) 申请公布日期 2011.02.08
申请号 US20040566836 申请日期 2004.11.26
申请人 PANASONIC CORPORATION;SONY CORP 发明人 SHIMOJI TATSUYA;KAGEMOTO HIDEKI;DEWA YOSHIHARU;KITAZATO NAOHISA;KATAYAMA YASUSHI
分类号 G06F21/00;G06F21/22;G06Q30/06;G06Q50/00;G06Q50/10;H04L9/08;H04N7/16 主分类号 G06F21/00
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