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Field sequential light source modulation for a digital display system

  • US 7,364,306 B2
  • Filed: 12/05/2005
  • Issued: 04/29/2008
  • Est. Priority Date: 06/20/2005
  • Status: Active Grant
First Claim
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1. A display comprising:

  • multiple light sources at multiple locations of said display;

    light source controls to dynamically vary the brightness of said light sources;

    an image modulator including an array of individually controllable pixels into which pixel values are scanned during an image modulator scanning time;

    one or more controllers receiving a spatially processed data stream of values based on which said controllers control the values forsaid individually controllable pixels, andsaid light sources at multiple locations to vary their brightness; and

    wherein said values for said light sources at one or more locations are set to zero during some portion of said image modulator scanning time.

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