Illuminator for video display apparatus
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United States of America Patent
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Issued Date -
May 11, 2006
app pub date -
Nov 8, 2004
filing date -
Nov 8, 2004
priority date (Note) -
Abandoned
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Abstract
The present invention relates to an illuminator that comprises one or a plurality of light panels which further comprise highly directional solid-state lighting units, wherein the light component emitted from the highly directional solid-state lighting unit has high directivity, and a light panel comprising an array of the highly directional solid-state lighting units need no additional optical elements to collimate or condense the light emitted from the light panel. The present invention also relates to the applications thereof in video display apparatuses, rear projection televisions, printers, scanners, copy machines, and more. The present invention realizes a uniform high luminous solid-state color source and video display apparatus of compact size that exhibits high utilized efficiency of a luminous flux from the light panel source and can provide a uniform image. The present invention can be used in general lighting, automobile lighting and other display systems. Its compactness, high optical utilized efficiency, brightness and uniformity, low cost design and ability to project a still or moving picture with high color reproduction capabilities make it useful in the applications described above.
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