Shifting spectral content in solid state light emitters by spatially separating lumiphor films

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United States of America Patent

PATENT NO 8264138
APP PUB NO 20070170447A1
SERIAL NO

11624811

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Abstract

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A lighting device, comprising at least one solid state light emitter, at least one first lumiphor and at least one second lumiphor which is spaced from the first lumiphor. The solid state light emitter can be a light emitting diode. A method of making a lighting device, comprising positioning at least one second lumiphor spaced from and outside of at least one first lumiphor relative to at least one solid state light emitter. A method of lighting, comprising providing electricity to at least one solid state light emitter in such a lighting device.

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Patent Owner(s)

  • CREE, INC.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Negley, Gerald H Durham, US 251 15921
Van, De Ven Antony Paul Sai Kung, HK 181 12358

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