Vehicular lighting assemblies providing uniform illumination through LED source location and spacing control
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United States of America Patent
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Feb 23, 2016
Grant Date -
Jul 23, 2015
app pub date -
Mar 30, 2015
filing date -
Mar 12, 2013
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A vehicular lighting assembly is provided that includes a chamber defined by isotropically luminant back and side surfaces, a depth, and a front surface having a lens aperture. The lighting assembly also includes LED sources on the back surface. In addition, each source has a beam angle≧a light exit angle, and is spaced from the other sources≦the depth divided by a predetermined factor between approximately 1.0 and 2.5. In certain aspects, the front surface also includes a diffuser. In other aspects, each source is spaced from the other sources≦the depth divided by a predetermined factor of approximately 2.5 or less.
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Cited Art Landscape
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