发明名称 Methods and systems for protecting media content
摘要 Various embodiments provide methods and systems that utilize a protocol which enables media content protection by establishing a secure communication channel and, in some embodiments, a secure data channel, between a device such as a computing device running a protected content playback application, and a downstream component such as an associated driver, such as a graphics driver, of an associated display device such as a monitor, flat panel LCD, television and the like.
申请公布号 US7703141(B2) 申请公布日期 2010.04.20
申请号 US20040798688 申请日期 2004.03.11
申请人 MICROSOFT CORPORATION 发明人 ALKOVE JAMES M.;ESTROP STEPHEN J.
分类号 G06F17/30;G06F21/24;G06F7/04;G06F21/00;G09C1/00;H04L9/08;H04L9/32;H04N7/16;H04N7/167 主分类号 G06F17/30
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