Associating first and second watermarks with audio or video content
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United States of America Patent
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Mar 30, 2010
Grant Date -
Mar 1, 2007
app pub date -
Oct 20, 2006
filing date -
Mar 10, 2000
priority date (Note) -
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Abstract
The Present invention relates generally to processing audio or video content. In one embodiment, a method is provided including receiving audio or video content, the audio or video content includes a first watermark associated therewith, the first watermark has first data indicating that the audio or video content is rights protected; and associated a second watermark with the audio or video content, the second watermark including second data indicating permissible uses or restrictions associated with the audio or video content, wherein the second watermark is associated with the audio or video content later in time relative to the first watermark. Other embodiments are described and claimed as well.
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