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Automated testing apparatus for screen alignment

  • US 4,897,721 A
  • Filed: 05/16/1988
  • Issued: 01/30/1990
  • Est. Priority Date: 05/16/1988
  • Status: Expired due to Term
First Claim
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1. An automated testing apparatus for screen alignment of a video display screen comprising:

  • display generation means, coupled to a video screen to be tested, for generating predetermined patterns on said screen;

    sensing means, coupled to said screen, having a plurality of sensors prepositioned and fixedly mounted in a sensor plate for sensing said predetermined patterns on said screen;

    computing means, coupled to said sensing means, for receiving test data from said sensors and comparing said test data to data from an ideal screen such that the results of said comparison determine parameters for evaluating screen alignment and distortion.

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