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Apparatus and methods for monitoring television viewers

  • US 4,931,865 A
  • Filed: 08/24/1988
  • Issued: 06/05/1990
  • Est. Priority Date: 08/24/1988
  • Status: Expired due to Fees
First Claim
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1. Apparatus for monitoring the television viewing acts of an individual comprising:

  • means for transmitting a signal from the vicinity of a television into the viewing area of the television;

    means for detecting reflections of said signal from the eyes of an individual in the viewing area of the television; and

    means for determining whether the reflected signal satisfies predetermined criteria indicating that the individual is viewing the television.

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