SURFACE LIGHT SOURCE DEVICE HAVING SEPARATED COLOR MIXING MEMBER AND EFFECTIVE MEMBER
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United States of America Patent
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N/A
Issued Date -
Jan 26, 2012
app pub date -
Mar 19, 2010
filing date -
Mar 25, 2009
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A color-mixing section R1 is constructed by allocating to each light-adjusting area one or more LEDs 311, . . . as primary light sources and color-mixing elements R1(411), . . . for guiding primary light from the LED 311, . . . to color-mix or homogenize the brightness. An available element R2 for receiving secondary light from the color-mixing elements to emit light covers the entire color-mixing elements. The LEDs 311, . . . and the color-mixing elements R1(411), . . . are not superposed onto each other.
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Cited Art Landscape
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