公开(公告)号：US09455380B2

公开(公告)日：2016-09-27

申请号：US14621124

申请日：2015-02-12

Applicant: LG ELECTRONICS INC.

Inventor： Euna Moon ,  Dohyung Lee ,  Seokhoon Kang ,  Jeongsoo Lee ,  Sejoon You

IPC: H01L33/00 ,  H01L33/50 ,  C09K11/77

CPC classification number: H01L33/504 ,  C09K11/7721 ,  C09K11/7731 ,  C09K11/7734 ,  C09K11/7774 ,  H01L33/505 ,  H01L2224/48091 ,  H01L2224/8592 ,  H01L2924/00014

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

Abstract translation: 提供了一种发光器件。 发光器件包括蓝色发光二极管（LED）; 以及包括第一至第三荧光体的荧光体，其中第一荧光体被从蓝色LED发射的光激发，发射主波长为约495nm至约510nm的光，并且包括BaSi 2 O 2 N 2：Eu或（Bax，Sr 1-x） Si 2 O 2 N 2：Eu，其中0

公开(公告)号：US10141485B1

公开(公告)日：2018-11-27

申请号：US15885081

申请日：2018-01-31

Applicant: LG Electronics Inc.

Inventor： Jihwan Hur ,  Sejoon You ,  Jongmoo Lee

IPC: H01L33/50 ,  F21S41/141 ,  H01L25/03 ,  F21Y115/10

Abstract: A lamp for a vehicle includes a light source unit configured to emit light. The light source unit includes a substrate that includes a wiring electrode, a plurality of semiconductor light emitting devices electrically connected to the wiring electrode, a plurality of phosphor layers that respectively cover the plurality of semiconductor light emitting devices and that are configured to convert wavelengths of light, and barrier ribs disposed on the substrate and configured to reflect light, the barrier ribs being interposed between the plurality of semiconductor light emitting devices. A height of each of the barrier ribs exceeds a height of each of the plurality of semiconductor light emitting devices in a thickness direction of the plurality of semiconductor light emitting devices.

公开(公告)号：US11668860B2

公开(公告)日：2023-06-06

申请号：US17035237

申请日：2020-09-28

Applicant: LG Electronics Inc.

Inventor： Jongmoo Lee ,  Eunyoung Kim ,  Sejoon You

IPC: G02B3/00

CPC classification number: G02B3/0068 ,  G02B3/0012

Abstract: A micro-lens array includes a shutter bezel substrate, a first lens substrate having a first inner surface in contact with a first surface of the shutter bezel substrate, a first lens array disposed at a first outer surface of the first lens substrate that is opposite to the first inner surface of the first lens substrate, a second lens substrate having a second inner surface in contact with a second surface of the shutter bezel substrate, and a second lens array disposed at a second outer surface of the second lens substrate that is opposite to the second inner surface of the second lens substrate. At least one of the first lens substrate or the second lens substrate includes an alignment mark that is configured to guide placement of the first lens array on the first lens substrate and the second lens array on the second lens substrate.