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Constant light disable for spatial light modulator

  • US 6,683,290 B2
  • Filed: 12/28/2001
  • Issued: 01/27/2004
  • Est. Priority Date: 12/28/2000
  • Status: Active Grant
First Claim
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1. A method of operating a spatial light modulator, the method comprising:

  • determining a peak level of light incident said modulator over a period of time;

    setting a threshold level equal to a fraction of said peak level;

    monitoring a current level of light incident said modulator;

    comparing said current level of light and said threshold level; and

    disabling said modulator based on said comparison.

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