N-modulation displays and related methods
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United States of America Patent
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Jun 12, 2012
Grant Date -
Jan 14, 2010
app pub date -
Sep 23, 2009
filing date -
Mar 13, 2002
priority date (Note) -
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status (Latency Note)
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Abstract
A display has a light source, a spatial light modulator and an intermediate spatial light modulator. The display may be a front projection display or a rear-projection display. The spatial light modulator is illuminated with light from a light source. The intermediate spatial light modulator is located in a light path between the light source and the spatial light modulator. The light source may comprise an array of controllable light-emitters. The display may provide a high dynamic range.
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