Invention Grant
- Patent Title: High color rendering light emitting device including different phosphors
- Patent Title (中): 包括不同荧光体的高显色发光装置
-
Application No.: US14621124Application Date: 2015-02-12
-
Publication No.: US09455380B2Publication Date: 2016-09-27
- Inventor: Euna Moon , Dohyung Lee , Seokhoon Kang , Jeongsoo Lee , Sejoon You
- Applicant: LG ELECTRONICS INC.
- Applicant Address: KR Seoul
- Assignee: LG Electronics Inc.
- Current Assignee: LG Electronics Inc.
- Current Assignee Address: KR Seoul
- Agency: Birch, Stewart, Kolasch & Birch, LLP
- Priority: KR10-2014-0068051 20140605
- Main IPC: H01L33/00
- IPC: H01L33/00 ; H01L33/50 ; C09K11/77
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 BaSi2O2N2:Eu or (Bax,Sr1-x)Si2O2N2:Eu where 0
Public/Granted literature
- US20150357531A1 LIGHT EMITTING DEVICE Public/Granted day:2015-12-10
Information query
IPC分类:
