A system of controlling playback of digital media. A system of controlling playback of digital media comprising a CE device having an output path and a license having a specified output protection level disposed upon the CE device in which the specified output protection level controls playback of the digital media over the output path.
申请公布号
US8725646(B2)
申请公布日期
2014.05.13
申请号
US20050107014
申请日期
2005.04.15
申请人
ALKOVE JAMES M.;STROM CLIFFORD P.;CUTTER, JR. BENJAMIN B.;EVANS BRIAN P.;MICROSOFT CORPORATION
发明人
ALKOVE JAMES M.;STROM CLIFFORD P.;CUTTER, JR. BENJAMIN B.;EVANS BRIAN P.