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Multi-frequency two dimensional display system

  • US 5,170,156 A
  • Filed: 05/30/1991
  • Issued: 12/08/1992
  • Est. Priority Date: 02/27/1989
  • Status: Expired due to Term
First Claim
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1. A digitized video system for two dimensional display comprising:

  • (a) a two dimensional display including a multi-frequency sensitive material;

    (b) a spatial light modulator simultaneously directing a plurality of energy beams to said display at one or more frequencies; and

    (c) a source directing at least one energy beam at one or more frequencies at an angle to intersect all of said plurality of energy beams.

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