发明名称 Associating First and Second Watermarks with Audio or Video Content
摘要 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.
申请公布号 US2007047763(A1) 申请公布日期 2007.03.01
申请号 US20060551607 申请日期 2006.10.20
申请人 LEVY KENNETH L 发明人 LEVY KENNETH L.
分类号 G06K9/00;G06F1/00;G06F21/00;G06T1/00;G11B20/00;H04N5/913 主分类号 G06K9/00
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