公开(公告)号：US20220416125A1

公开(公告)日：2022-12-29

申请号：US17763050

申请日：2019-09-25

Applicant: LG ELECTRONICS INC.

Inventor： Jina JEON ,  Yongdae KIM ,  Myoungsoo KIM ,  Yoonchul KIM ,  Jungsub KIM ,  Sunghyun MOON ,  Yeonhong JUNG

IPC: H01L33/38 ,  H01L33/00 ,  H01L33/62 ,  H01L25/075

Abstract: Discussed is a manufacturing method of a display apparatus, and the display apparatus. The display includes a substrate, an adhesive layer located on the substrate and including protruding portions, semiconductor light-emitting diodes located on the adhesive layer, an insulating layer located on the semiconductor light-emitting diodes and the adhesive layer, and wiring electrodes electrically connected to the semiconductor light-emitting diodes, wherein the protruding portions of the adhesive layer are positioned at regular intervals to correspond to the shapes of the contact surfaces of the semiconductor light-emitting diodes in contact with the adhesive layer.

公开(公告)号：US20190081025A1

公开(公告)日：2019-03-14

申请号：US15874720

申请日：2018-01-18

Applicant: LG ELECTRONICS INC.

Inventor： Younghak CHANG ,  Minwoo LEE ,  Yeonhong JUNG ,  Youngje JO

IPC: H01L25/075 ,  H01L33/02 ,  H01L33/00 ,  H01L33/20 ,  H01L33/62

CPC classification number: H01L25/0753 ,  H01L33/007 ,  H01L33/0079 ,  H01L33/025 ,  H01L33/16 ,  H01L33/20 ,  H01L33/22 ,  H01L33/325 ,  H01L33/62 ,  H01L2933/0025

Abstract: A semiconductor light emitting device including a first conductive electrode and a second conductive electrode; a first conductive semiconductor layer on which the first conductive electrode is disposed; a second conductive semiconductor layer overlapping the first conductive semiconductor layer, on which the second conductive electrode is disposed; and an active layer disposed between the first conductive semiconductor layer and the second conductive semiconductor layer. Further, the second conductive semiconductor layer includes a first layer including a porous material capable of being electro-polished and disposed on an outer surface of the semiconductor light emitting device; a second layer disposed under the first layer and having a lower impurity concentration than the first layer; and a third layer disposed between the second layer and the active layer and having a higher impurity concentration than the second layer.

公开(公告)号：US20230127225A1

公开(公告)日：2023-04-27

申请号：US17910275

申请日：2020-03-13

Applicant: LG ELECTRONICS INC.

Inventor： Jungsub KIM ,  Yeonhong JUNG ,  Sunghyun MOON ,  Myoungsoo KIM ,  Yoonchul KIM

IPC: H01L33/60 ,  H01L25/075 ,  H01L33/52

Abstract: The display device according to the present invention comprises: a substrate; semiconductor light-emitting diodes disposed on the substrate; a planarization layer formed so as to cover the semiconductor light-emitting diodes; and wire electrodes electrically connected to the semiconductor light-emitting diodes, wherein the substrate comprises individual pixel areas in which the semiconductor light-emitting diodes are disposed, and the individual pixel areas are each any one of first individual pixel areas, in which the semiconductor light-emitting diodes are disposed and which emit the light output by the semiconductor light-emitting diodes, and second individual pixel areas, in which a repair layer is disposed so as to emit the light output by an adjacent first individual pixel area.

公开(公告)号：US20210159269A1

公开(公告)日：2021-05-27

申请号：US17257190

申请日：2018-07-11

Applicant: LG ELECTRONICS INC.

Inventor： Jungsub KIM ,  Younghak CHANG ,  Myoungsoo KIM ,  Yeonhong JUNG

IPC: H01L27/15 ,  H01L33/38 ,  H01L33/20 ,  H01L33/02

Abstract: Discussed is a plurality of semiconductor light-emitting devices, wherein at least one of the semiconductor light-emitting devices includes: a first conductive electrode and a second conductive electrode; a first conductive semiconductor layer having the first conductive electrode arranged thereon; a second conductive semiconductor layer overlapping the first conductive semiconductor layer and having the second conductive electrode arranged thereon; an active layer arranged between the first conductive semiconductor layer and the second conductive semiconductor layer; an intermediate layer arranged on the second conductive semiconductor layer; a protrusion, made of an electro-polishable porous material, on the intermediate layer; and an undoped semiconductor layer arranged between the intermediate layer and the protrusion. The intermediate layer includes a first layer including second conductive impurities and a second layer having a higher concentration of the second conductive impurities than the first layer, wherein the first layer and the second layer are sequentially and repetitively stacked.

公开(公告)号：US20160123556A1

公开(公告)日：2016-05-05

申请号：US14621023

申请日：2015-02-12

Applicant: LG ELECTRONICS INC.

Inventor： Euna MOON ,  Hongkyu LEE ,  Yeonhong JUNG

IPC: F21V9/16 ,  C09K11/77

CPC classification number: F21V9/30 ,  C09K11/7721 ,  C09K11/7734 ,  C09K11/7774 ,  F21Y2113/13 ,  F21Y2115/10 ,  H01L25/0753 ,  H01L33/504 ,  H01L2224/48091 ,  H01L2224/48247 ,  H01L2224/8592 ,  H01L2924/0002 ,  Y02B20/181 ,  H01L2924/00014 ,  H01L2924/00

Abstract: A light emitting device is provided. The light emitting device includes a first white light source emitting a white light of which color coordinates exist within a MacAdam 10-step ellipse from color coordinates (0.4822, 0.3980); a second white light source emitting a white light of which color coordinates exist within a MacAdam 10-step ellipse from color coordinates (0.4180, 0.4337); and a third white light source emitting a white light of which color coordinates exist within a MacAdam 10-step ellipse from color coordinates (0.2806, 0.2981).

Abstract translation: 提供了一种发光器件。 发光器件包括从颜色坐标（0.4822,0.33980）发射白色光的第一白色光源，其中的色坐标存在于MacAdam 10步椭圆内; 从颜色坐标（0.4180,0.4337）发出在MacAdam 10步椭圆内存在颜色坐标的白光的第二白光源; 以及从颜色坐标（0.2806,0.2891）发射在MacAdam 10步椭圆内存在颜色坐标的白光的第三白光源。