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Display interposing a physical object within a three-dimensional volumetric space

  • US 9,721,378 B2
  • Filed: 02/27/2014
  • Issued: 08/01/2017
  • Est. Priority Date: 10/11/2001
  • Status: Expired due to Term
First Claim
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1. A visual display unit, comprising:

  • a first screen in a first focal plane, wherein said first screen displays a first image;

    a second screen in a second focal plane distinct from said first focal plane, wherein said second screen displays a second image, and wherein said second screen at least partially overlaps said first screen, wherein each of said first and second screens comprises a liquid crystal inclusive display screen;

    a physical object located between said first screen and said second screen, wherein at least one of said first and second images is displayed in response to a placement of said physical object; and

    an emissive layer comprising a sheet provided between said first screen and said second screen and configured to provide light to said first screen and said physical object.

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