Methods and apparatus for ultra-violet stimulated displays
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United States of America Patent
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Aug 8, 2006
Grant Date -
May 27, 2004
app pub date -
May 23, 2003
filing date -
Apr 28, 1999
priority date (Note) -
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Abstract
A display element for use in a display device that exhibits extended illumination longevity and uniformity, as well as a wide viewing angle, is provided. The element can include a light source that emits ultraviolet light, a liquid crystal device having a plurality of independently controllable (i.e., addressable) shutters, a screening element between the light source and the liquid crystal device, a plurality of luminescent elements optically aligned with the shutters, and a regulated power supply. Display devices, calibration techniques, and power management methods are also provided.
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