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Research data gathering with a portable monitor and a stationary device

  • US 8,738,763 B2
  • Filed: 11/06/2007
  • Issued: 05/27/2014
  • Est. Priority Date: 03/26/2004
  • Status: Active Grant
First Claim
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1. A method for gathering data concerning exposure to media-data, comprising:

  • gathering, via a stationary monitoring system, first data concerning exposure to the media output by a media receiver wherein gathering the first data comprises collecting a first ancillary code encoded in the media;

    gathering second data concerning exposure to the media output by the media receiver with a portable monitor carried on the person of a user, wherein the second data comprises a second ancillary code encoded in the media;

    gathering location data encoded in the media by the stationary monitoring system, the location data providing information on a physical location of the portable monitor relative to the stationary monitoring system; and

    producing audience measurement data concerning exposure to the media output by the receiver from the first data, the second data, and the location data.

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