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Display with UV-light emitting phosphor

  • US 5,821,685 A
  • Filed: 01/10/1997
  • Issued: 10/13/1998
  • Est. Priority Date: 05/13/1996
  • Status: Expired due to Fees
First Claim
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1. A display comprising:

  • a face plate having an inner surface;

    a back plate having an inner surface opposing the inner surface of the face plate the face plate and the back plate defining an interspace region, the interspace region being evacuated;

    an electron source disposed within the interspace region and opposing the inner surface of the face plate; and

    a phosphor disposed on the face plate, the phosphor comprising an electron-excitable UV-emitting material and a UV-excitable light-emitting phosphor, the UV-excitable light-emitting phosphor disposed to receive UV radiation emitted by the electron-excitable UV-emitting material, the electron-excitable UV-emitting material comprising a sol-gel product.

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