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Robust and stealthy video watermarking into regions of successive frames

  • US 20050094847A1
  • Filed: 11/08/2004
  • Published: 05/05/2005
  • Est. Priority Date: 04/24/2001
  • Status: Active Grant
First Claim
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1. A method for facilitating the insertion of information into a video signal, the method comprising:

  • embedding an information pattern in one or more regions of the video signal, a region comprising a plurality successive frames;

    wherein, for one or more regions, the information pattern is embedded into a frame of a region with a relative degree of intensity and one or more frames of that region have the patterns embedded therein which have a relative intensity that differs from the relative intensity of the pattern embedded in other frames of the region.

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