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COMPARITIVE DISPLAY OF IMAGES IN COLOR

  • US 3,673,317 A
  • Filed: 12/30/1970
  • Issued: 06/27/1972
  • Est. Priority Date: 12/30/1970
  • Status: Expired due to Term
First Claim
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1. In a system for the comparative display of video signals the combination of:

  • means for providing first video signals corresponding to a first video image and second video signals corresponding to a second video image;

    color display means including first, second and third primary color means respectively responsive to video signals applied thereto for effecting the display of the corresponding primary color on said color display means; and

    means for applying said first video signals to said first primary color means and said second video signals to said second and third primary color means so that the differences between said first and second images are displayed by said color display means in color and the common portions thereof are displayed in gray tones.

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