发明名称 System and method for controlling the use of a digital work in accordance with usage rights associated with the digital work
摘要 Methods, apparatus, and media for controlling the use of a digital work in accordance with usage rights associated with the digital work. An exemplary server-side method comprises storing a description file associated with a content file of a digital work, the description file including usage rights for the content file, the usage rights indicating a permitted use for the content file of the digital work, communicating with a rendering device, receiving a request to render the content of the digital work originating from the rendering device, processing the request to render including enforcing the usage rights by granting or rejecting the request to render in accordance with the usage rights, and performing closing transaction steps upon detecting that the rendering device has finished rendering the content of the digital work.
申请公布号 US8443457(B2) 申请公布日期 2013.05.14
申请号 US201213585420 申请日期 2012.08.14
申请人 STEFIK MARK J.;PIROLLI PETER L. T.;CONTENTGAURD HOLDINGS, INC. 发明人 STEFIK MARK J.;PIROLLI PETER L. T.
分类号 G06F12/00;G06F21/00;G06F1/00;G06F21/24;G06Q20/00;G06Q30/00;G09C1/00;H04L9/32;H04L12/14;H04L29/06;H04L29/12;H04N7/16;H04N7/24 主分类号 G06F12/00
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