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Light emissive display based on lightwave coupling in combination with visible light illuminated content

  • US 10,309,615 B2
  • Filed: 02/04/2016
  • Issued: 06/04/2019
  • Est. Priority Date: 02/09/2015
  • Status: Active Grant
First Claim
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1. A display comprising:

  • a waveguide, said waveguide comprising a medium with a photoluminescent image which is at least one of printed, coated or mounted thereon;

    a first light source associated with said waveguide, said first light source adapted to transmit light at a wavelength less than 450 nm through said waveguide, causing said photoluminescent image to emit visible light;

    a second light source; and

    a light filter positioned between said waveguide and at least one of a medium and a physical object;

    wherein said second light source is adapted, when illuminated, to make visible a second image through said light filter of said display,wherein the second image is at least one of provided on the medium or provided by the physical object.

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