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Apparatus and method for producing a three-dimensional display on a video display device

  • US 4,625,290 A
  • Filed: 11/02/1983
  • Issued: 11/25/1986
  • Est. Priority Date: 11/02/1983
  • Status: Expired due to Fees
First Claim
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1. Apparatus for producing a three-dimensional display on a video display device of the type which displays images in frames composed of a plurality of scan lines, the apparatus comprising element generator means for generating signals corresponding to pairs of elements to be displayed on the video display device, means for applying said signals to the video display device such that the elements constituting an element pair are displayed on the same scan line of the video device, a video signal source for producing a video signal defining a predetermined image, and means responsive to the video signal for producing disparity between the elements of the pairs of elements displayed during selected portions of the predetermined image such that said selected portions appear to be at a different distance from a viewer than non-selected portions of of the predetermined image.

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