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Sequential color display device

  • US 6,069,676 A
  • Filed: 04/08/1997
  • Issued: 05/30/2000
  • Est. Priority Date: 08/02/1996
  • Status: Expired due to Term
First Claim
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1. A sequential color display device comprising:

  • a plurality of light sources, each emitting different color light from other light sources;

    a shutter for sequentially passing color light beams from the light sources;

    at least one photosensor for detecting luminance of each of the light sources;

    a controller for sequentially operating each of the light sources, the shutter, and the photosensor in synchronism with each other at regular intervals; and

    luminance control means responsive to a luminance detected by the photosensor for controlling the luminance of each of the light sources so as to keep a color balance of the light emitted from the color display device.

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