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Methods and apparatus for ultra-violet stimulated displays

  • US 20040100437A1
  • Filed: 05/23/2003
  • Published: 05/27/2004
  • Est. Priority Date: 04/28/1999
  • Status: Active Grant
First Claim
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1. A display element for use in a display device, wherein the element comprises:

  • a first light source that emits ultraviolet light;

    a liquid crystal device having a plurality of independently controllable shutters;

    a plurality of luminescent elements optically aligned with the plurality of shutters, wherein at least one of the luminescent elements absorbs at least some of the ultraviolet light and converts it to visible light; and

    a regulation circuit for regulating a power supply that supplies power to the light source, wherein the circuit is coupled to the power supply and the first light source.

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