The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Nov. 12, 2019

Filed:

Jul. 05, 2016
Applicant:

Lg Innotek Co., Ltd., Seoul, KR;

Inventors:

Ji Wook Moon, Seoul, KR;

Woo Seuk Song, Seoul, KR;

Yong Jin Noh, Seoul, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 21/00 (2006.01); H01L 33/50 (2010.01); H01L 33/64 (2010.01);
U.S. Cl.
CPC ...
H01L 33/50 (2013.01); H01L 33/502 (2013.01); H01L 33/64 (2013.01); H01L 33/504 (2013.01); H01L 2933/0041 (2013.01);
Abstract

Embodiments provide a light-emitting device comprising: a light-emitting element configured for emitting excited light; a first wavelength conversion material to partially absorbs the excited light and emits light with a first emission wavelength; a second wavelength conversion material to partially absorbs the excited light and emits light with a second emission wavelength; and a third wavelength conversion material to partially absorbs the excited light and emits light with a third emission wavelength, wherein the first emission wavelength has a first emission peak at 530 nm to 540 nm, the second emission wavelength has a second emission peak at 550 nm to 560 nm, the third light-emitting device has a third emission peak at 620 nm to 650 nm.


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