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Method and apparatus for monitoring audio listening

  • US 20070124757A1
  • Filed: 01/25/2007
  • Published: 05/31/2007
  • Est. Priority Date: 03/07/2002
  • Status: Active Grant
First Claim
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1. A method for receiving, detecting, collecting and analyzing program material-identifying (“

  • PMI”

    ) information contained in a plurality of broadcast or recorded electronic audio signals, each audio signal representing sounds in a plurality of sequential program segments, each item of PMI information corresponding to a particular program segment, said method comprising the steps of;

    (a) receiving a selected one of said audio signals at each of a plurality of remote locations;

    (b) reproducing the sounds represented by said selected audio signal at each remote location;

    (c) converting the sounds into a second electronic signal at each remote location;

    (d) detecting the PMI information from the second signal at each remote location;

    (e) storing the detected PMI information at each remote location;

    (f) establishing a wireless communication link between each remote location and a central computer at another location and transmitting the PMI information to said central computer;

    (g) storing the PMI information received from said plurality of remote locations at said central computer; and

    (h) analyzing the stored PMI information.

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