Secure clock with grace periods
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United States of America Patent
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May 7, 2013
Grant Date -
Nov 2, 2006
app pub date -
Apr 27, 2005
filing date -
Apr 27, 2005
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A system of controlling playback of digital media. A system of controlling playback of digital media comprising a CE device having a secure clock and a license having a specified grace period disposed upon the CE device in which a digital media file governed by the license may be played for the grace period upon failure of the secure clock.
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