Title:
LED ILLUMINATION APPARATUS
Document Type and Number:
Japanese Patent JP2009176661
Kind Code:
A
Abstract:
To realize a technology to change the chromaticity in detail over a large range, in an LED illumination apparatus having a white LED light as a base.
The LED illumination apparatus is provided with a first LED, a package to house the first LED, a transparent body which is filled in the package and contains a phosphor to generate white light, when the first LED emits light, and a plurality of LEDs that are installed. The first LED and the plurality of LEDs have respectively different dominant wavelengths.
Inventors:
KIN SHUSAKU
Application Number:
JP2008016356A
Publication Date:
August 06, 2009
Filing Date:
January 28, 2008
Export Citation:
Assignee:
NEC LIGHTING LTD
International Classes:
F21S8/04; F21S2/00; H01L33/48; H01L33/50; H01L33/52; F21Y101/02
Domestic Patent References:
JP2007273559A | 2007-10-18 | |||
JP2007005549A | 2007-01-11 | |||
JP2007329370A | 2007-12-20 |
Attorney, Agent or Firm:
Akio Miyazaki
Ishibashi Masayuki
Masaaki Ogata
Ishibashi Masayuki
Masaaki Ogata
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