Edge lit LED based locally dimmed display
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United States of America Patent
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May 21, 2013
Grant Date -
May 17, 2012
app pub date -
Jan 25, 2012
filing date -
Mar 13, 2002
priority date (Note) -
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status (Latency Note)
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Abstract
A display has a screen which incorporates a light modulator. The screen may be a front projection screen or a rear-projection screen. The screen is illuminated with light from a light source comprising an array of controllable light-emitters. The controllable-emitters and elements of the light modulator may be controlled to adjust the intensity of light emanating from corresponding areas on the screen. The display may provide a high dynamic range.
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