LIGHTING DEVICES WITH COLOR-TUNING MATERIALS AND METHODS FOR TUNING COLOR OUTPUT OF LIGHTING DEVICES

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20130215599A1
SERIAL NO

13817900

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A lighting device may include a housing interior, a light exit, a light source, and a light converter. Output light is outputted from the light exit by emitting primary light from the light source. In response, the light converter emits secondary light of one or more wavelengths different than the primary wavelength, and the output light includes a combination of the primary light and the secondary light. The color of the output light may be tuned by adjusting a color parameter of the output light. The adjustment includes adding a color tuning material at a location in the housing interior where primary light is incident on the color tuning material. The color tuning material is configured for emitting auxiliary light in response to the incident primary light. Subsequently, the lighting device produces color-tuned output light that includes a combination of the primary light, the secondary light and the auxiliary light.

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Patent Owner(s)

Patent OwnerAddress
RESEARCH TRIANGLE INSTITUTE INTERNATIONAL3040 CORNWALLIS ROAD RESEARCH TRIANGLE PARK NC 27709

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Davis, James Lynn Holly Springs, US 33 407
Guzan, Kimberly A Clayton, US 3 23

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