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Signal continuity assessment using embedded watermarks

  • US 9,055,239 B2
  • Filed: 07/19/2007
  • Issued: 06/09/2015
  • Est. Priority Date: 10/08/2003
  • Status: Active Grant
First Claim
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1. A method for assessing continuity of a content using embedded watermarks, comprising:

  • recovering the embedded watermarks from said content;

    determining a density and separation of said recovered watermarks; and

    assessing a continuity of said content by determining whether said density and separation conform to one or more predefined distributions.

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