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:
Sep. 27, 2016

Filed:

Feb. 12, 2015
Applicant:

Lg Electronics Inc., Seoul, KR;

Inventors:

Euna Moon, Seoul, KR;

Dohyung Lee, Seoul, KR;

Seokhoon Kang, Seoul, KR;

Jeongsoo Lee, Seoul, KR;

Sejoon You, Seoul, KR;

Assignee:

LG Electronics Inc., Seoul, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 33/00 (2010.01); H01L 33/50 (2010.01); C09K 11/77 (2006.01);
U.S. Cl.
CPC ...
H01L 33/504 (2013.01); C09K 11/7721 (2013.01); C09K 11/7731 (2013.01); C09K 11/7734 (2013.01); C09K 11/7774 (2013.01); H01L 33/505 (2013.01);
Abstract

A light emitting device is provided. The light emitting device includes a blue light emitting diode (LED); and phosphors including first to third phosphors, wherein the first phosphor is excited by light emitted from the blue LED, emits light having a main wavelength of about 495 nm to about 510 nm, and includes BaSiON:Eu or (Ba,Sr)SiON:Eu where 0<x<1, the second phosphor is excited by light emitted from the blue LED, emits light having a main wavelength of about 555 nm to about 575 nm, and includes LuAlO:Ce or (Lu,Gd)AlO:Ce where 0<x<1, and the third phosphor is excited by light emitted from the blue LED, emits light having a main wavelength of about 580 nm to about 605 nm, and includes (Ca,Sr)AlSiN:Eu where 0<x<1.


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