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Proprietary watermark system for secure digital media and content distribution

  • US 20060193492A1
  • Filed: 05/02/2006
  • Published: 08/31/2006
  • Est. Priority Date: 02/21/2001
  • Status: Active Grant
First Claim
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1. A method of generating a protected digital media content, comprising:

  • generating a first control signal for use in an authorization signature of digital media content, generating a second control signal for use in a certification of the content owner'"'"'s right, and generating information about the digital media content; and

    adding the first control signal, the second control signal, and the information to the digital media content to provide a protected content.

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