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Systems, methods and computer program products providing signed visual and/or audio records for digital distribution using patterned recognizable artifacts

  • US 8,452,604 B2
  • Filed: 08/15/2005
  • Issued: 05/28/2013
  • Est. Priority Date: 08/15/2005
  • Status: Active Grant
First Claim
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1. A method of identifying audio content, comprising:

  • providing a library of humanly perceptible voice sounds;

    receiving pattern control information associated with a device recording the audio content;

    retrieving a pattern from memory that is associated with the pattern control information;

    inserting washing machine sounds into the audio content according to the pattern; and

    inserting humanly perceptible voice sounds from the library of humanly perceptible voice sounds into the audio content according to the pattern to generate a signed audio recording for distribution over a digital communications medium.

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