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Title:
LIGHT EMITTING MODULE
Document Type and Number:
WIPO Patent Application WO/2014/010211
Kind Code:
A1
Abstract:
A light emitting module (10) is provided with: a semiconductor light emitting element (14), which emits ultraviolet light or short-wavelength visible light; a first wavelength conversion layer (16) having a first fluorescent body, which is excited by means of the ultraviolet light or the short-wavelength visible light, and which emits blue light; and a second wavelength conversion layer (18) having a second fluorescent body, which is excited by means of the ultraviolet light or the short-wavelength visible light, and which emits yellow light. The first wavelength conversion layer (16) and the second wavelength conversion layer (18) are laminated on the light emitting surface of the semiconductor light emitting element (14), and the first wavelength conversion layer and/or the second wavelength conversion layer is a ceramic layer.

Inventors:
MAENO YUZO (JP)
IWASAKI TAKESHI (JP)
DAICHO HISAYOSHI (JP)
Application Number:
PCT/JP2013/004178
Publication Date:
January 16, 2014
Filing Date:
July 04, 2013
Export Citation:
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Assignee:
KOITO MFG CO LTD (JP)
International Classes:
H01L33/50
Foreign References:
JP2004228464A2004-08-12
JP2011513898A2011-04-28
JP2004168946A2004-06-17
JP2009267039A2009-11-12
JP2008195779A2008-08-28
JP2011181793A2011-09-15
US20100258828A12010-10-14
JP2011243356A2011-12-01
JP2012018977A2012-01-26
JP2010251621A2010-11-04
JP2010006664A2010-01-14
Attorney, Agent or Firm:
MORISHITA, SAKAKI (JP)
Sakaki Morishita (JP)
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