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METHODS, APPARATUS, AND SYSTEMS TO COLLECT AUDIENCE MEASUREMENT DATA

  • US 20120072940A1
  • Filed: 09/21/2010
  • Published: 03/22/2012
  • Est. Priority Date: 09/21/2010
  • Status: Active Grant
First Claim
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13. A system to collect audience measurement data comprising:

  • a set of active audience metering systems, each of the active audience metering systems located in a respective panelist household and including a respective meter to collect program identification data and a respective people meter; and

    a set of legacy audience metering systems, each of the legacy audience metering systems formerly an active audience metering system and each of the legacy audience metering systems located in a respective panelist household and including a respective meter to collect program identification data.

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