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Detecting and thwarting content signals originating from theatrical performances

  • US 8,148,673 B2
  • Filed: 06/29/2010
  • Issued: 04/03/2012
  • Est. Priority Date: 11/14/2002
  • Status: Expired due to Term
First Claim
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1. A method comprising:

  • determining, using a computing device and stored emission signatures of a plurality of different imaging devices, whether an emission is indicative of a presence of an imaging device that has transmitted a content signal; and

    in response to determining that the emission is indicative of the presence of the imaging device that has transmitted the content signal, initiating, using the computing device, transmission of a thwarting signal from a signal generator to thwart the imaging device.

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