公开(公告)号：US12033989B2

公开(公告)日：2024-07-09

申请号：US17558309

申请日：2021-12-21

Applicant: LG ELECTRONICS INC.

Inventor： Juchan Choi ,  Changseo Park ,  Bongchu Shim ,  Kiseong Jeon

IPC: H01L25/075 ,  H01L25/16

CPC classification number: H01L25/0753 ,  H01L25/167 ,  H01L2224/95085

Abstract: Discussed is a display device, including a substrate having an assembly region and a non-assembly region, semiconductor light emitting devices arranged on the substrate, a first wiring electrode and a second wiring electrode extended from each of the semiconductor light emitting devices, respectively, to supply an electric signal to the semiconductor light emitting devices, pair electrodes arranged on the substrate to generate an electric field when an electric current is supplied, and provided with first and second pair electrodes disposed on an opposite side to the first and second wiring electrodes with respect to the semiconductor light emitting devices, a dielectric layer disposed on the pair electrodes, and bus electrodes electrically connected to the pair electrodes, wherein the pair electrodes are arranged in parallel to each other along a direction in the assembly region, and wherein the bus electrodes are disposed in the non-assembly region.

公开(公告)号：US11239215B2

公开(公告)日：2022-02-01

申请号：US16598741

申请日：2019-10-10

Applicant: LG ELECTRONICS INC.

Inventor： Juchan Choi ,  Changseo Park ,  Bongchu Shim ,  Kiseong Jeon

IPC: H01L25/075 ,  H01L25/16

Abstract: The present disclosure provides a display device, including a substrate, a plurality of semiconductor light emitting devices arranged on the substrate, a first wiring electrode and a second wiring electrode extended from the semiconductor light emitting devices, respectively, to supply an electric signal to the semiconductor light emitting devices, a plurality of pair electrodes arranged on the substrate to generate an electric field when an electric current is supplied, and provided with first and second pair electrodes formed on an opposite side to the first and second wiring electrodes with respect to the semiconductor light emitting devices, and a dielectric layer formed to cover the pair electrodes, wherein the plurality of pair electrodes are arranged in parallel to each other along a direction.

公开(公告)号：US10243090B2

公开(公告)日：2019-03-26

申请号：US14734870

申请日：2015-06-09

Applicant: LG ELECTRONICS INC.

Inventor： Youngsung Yang ,  Junghoon Choi ,  Changseo Park ,  Hyungjin Kwon

IPC: H01L31/18 ,  H01L31/0216 ,  H01L31/0224 ,  H01L31/0745

Abstract: Discussed is a method for manufacturing a solar cell. The method includes forming a tunneling layer on a semiconductor substrate; forming a semiconductor layer on the tunneling layer, wherein the forming of the semiconductor layer including depositing a semiconductor material; and forming an electrode connected to the semiconductor layer. The tunneling layer is formed under a temperature higher than room temperature and a pressure lower than atmospheric pressure.

公开(公告)号：US09269839B2

公开(公告)日：2016-02-23

申请号：US14038159

申请日：2013-09-26

Applicant: LG ELECTRONICS INC.

Inventor： Hyunho Lee ,  Kyoungsoo Lee ,  Changseo Park

IPC: H01L31/044 ,  H01L31/0216 ,  H01L31/0224 ,  H01L31/0368 ,  H01L31/068

CPC classification number: H01L31/02167 ,  H01L31/022441 ,  H01L31/03682 ,  H01L31/068 ,  Y02E10/546 ,  Y02E10/547

Abstract: A solar cell is discussed. The solar cell includes a semiconductor substrate, a p-type conductive region formed at the semiconductor substrate and including a p-type impurity, and a passivation film formed on the p-type conductive region and including aluminum oxide. The passivation film has a thickness of 7 to 17 Å.

Abstract translation: 讨论太阳能电池。 太阳能电池包括半导体衬底，形成在半导体衬底处并包含p型杂质的p型导电区域，以及形成在p型导电区域上并包括氧化铝的钝化膜。 钝化膜的厚度为7至17埃。

公开(公告)号：US10971654B2

公开(公告)日：2021-04-06

申请号：US16894262

申请日：2020-06-05

Applicant: LG ELECTRONICS INC.

Inventor： Junghoon Kim ,  Changseo Park ,  Bongchu Shim ,  Byoungkwon Cho ,  Hyunwoo Cho

IPC: H01L33/38 ,  H01L33/20 ,  H01L33/40 ,  H01L33/44 ,  H01L25/075 ,  H01L33/00 ,  H01L33/62

Abstract: Discussed is a display device, including a semiconductor light emitting device and a substrate having a receiving groove in which the semiconductor light emitting device is accommodated, wherein the semiconductor light emitting device includes a first conductive semiconductor layer, a second conductive semiconductor layer disposed on an upper portion of the first conductive semiconductor layer, a first conductive electrode disposed on the first conductive semiconductor layer and a second conductive electrode disposed on the second conductive semiconductor layer, and spaced apart from the first conductive electrode along a horizontal direction of the semiconductor light emitting device, wherein the first conductive semiconductor layer has a symmetrical shape with respect to at least one direction of the semiconductor light emitting device so that the first conductive electrode and the second conductive electrode are arranged at preset positions when the semiconductor light emitting device is accommodated into the receiving groove.

公开(公告)号：US10424685B2

公开(公告)日：2019-09-24

申请号：US15950477

申请日：2018-04-11

Applicant: LG ELECTRONICS INC.

Inventor： Goohwan Shim ,  Changseo Park ,  Philwon Yoon ,  Yoonsil Jin ,  Jinsung Kim ,  Youngho Choe ,  Jaewon Chang

IPC: H01L31/02 ,  H01L31/18 ,  H01L31/0216 ,  H01L31/0224 ,  H01L31/068

Abstract: A method for manufacturing a solar cell includes forming an emitter layer on a first surface of a substrate, forming a back surface field layer on a second surface opposite the first surface of the substrate, forming a first anti-reflection layer on the emitter layer, forming a second anti-reflection layer on the back surface field layer, and forming a plurality of first electrodes each including a first metal seed layer and a first conductive layer on a plurality of first contact regions of the first anti-reflection film and a plurality of second electrodes each including a second metal seed layer and a second conductive layer on a plurality of second contact regions of the second anti-reflection film, the plurality of first contact regions being partially formed at the first anti-reflection layer and each having a first width.

公开(公告)号：US10090428B2

公开(公告)日：2018-10-02

申请号：US14146561

申请日：2014-01-02

Applicant: LG ELECTRONICS INC.

Inventor： Goohwan Shim ,  Changseo Park ,  Philwon Yoon ,  Yoonsil Jin ,  Jinsung Kim ,  Youngho Choe ,  Jaewon Chang

IPC: H01L31/042 ,  H01L31/18 ,  H01L31/0216 ,  H01L31/0224 ,  H01L31/068

Abstract: A solar cell and a method for manufacturing the same are disclosed. The solar cell may include a substrate, an emitter layer positioned at a first surface of the substrate, a first anti-reflection layer that is positioned on a surface of the emitter layer and may include a plurality of first contact lines exposing a portion of the emitter layer, a first electrode that is electrically connected to the emitter layer exposed through the plurality of first contact lines and may include a plating layer directly contacting the emitter layer, and a second electrode positioned on a second surface of the substrate.

公开(公告)号：US09972738B2

公开(公告)日：2018-05-15

申请号：US15004116

申请日：2016-01-22

Applicant: LG ELECTRONICS INC.

Inventor： Goohwan Shim ,  Changseo Park ,  Philwon Yoon ,  Yoonsil Jin ,  Jinsung Kim ,  Youngho Choe ,  Jaewon Chang

IPC: H01L31/18 ,  H01L31/0216 ,  H01L31/0224 ,  H01L31/068

CPC classification number: H01L31/18 ,  H01L31/02168 ,  H01L31/022425 ,  H01L31/068 ,  H01L31/0684 ,  Y02E10/547

Abstract: A solar cell and a method for manufacturing the same are discussed. The solar cell may include a substrate, an emitter layer positioned at a first surface of the substrate, a first anti-reflection layer that is positioned on a surface of the emitter layer and may include a plurality of first contact lines exposing a portion of the emitter layer, a first electrode that is electrically connected to the emitter layer exposed through the plurality of first contact lines and may include a plating layer directly contacting the emitter layer, and a second electrode positioned on a second surface of the substrate.

公开(公告)号：US12243759B2

公开(公告)日：2025-03-04

申请号：US17620432

申请日：2019-06-24

Applicant: LG ELECTRONICS INC.

Inventor： Kisu Kim ,  Changseo Park ,  Philwon Yoon

IPC: H01L21/67 ,  H01L21/683 ,  H01L23/00 ,  H01L25/075 ,  H01L33/32 ,  H01L33/40

Abstract: Discussed in an assembly substrate used in a display manufacturing method for placing semiconductor light-emitting devices to predetermined positions thereof using an electric field and a magnetic field, the assembly substrate including: a base part; a plurality of pair electrodes extending in one direction and disposed in parallel on the base part; a dielectric layer disposed on the base part to cover the plurality of pair electrodes; and partition walls disposed on the dielectric layer and defining cells at predetermined intervals along the one direction of the plurality of pair electrodes so as to overlap portions of the plurality of pair electrodes, and the semiconductor light-emitting devices being placed into the cells, respectively, wherein at least one of a recess portion and a concave and convex portion is formed on an upper surface of each of the partition walls.

公开(公告)号：US12074147B2

公开(公告)日：2024-08-27

申请号：US17833624

申请日：2022-06-06

Applicant: LG ELECTRONICS INC.

Inventor： Changseo Park ,  Bongchu Shim

IPC: H01L29/18 ,  H01L23/00 ,  H01L25/075 ,  H01L33/00 ,  H01L33/62

CPC classification number: H01L25/0753 ,  H01L24/32 ,  H01L33/62 ,  H01L33/0093 ,  H01L2224/32227 ,  H01L2933/0066

Abstract: Discussed is a display device, including a substrate including a dielectric layer, a plurality of semiconductor light-emitting devices respectively accommodated on the substrate, and a first electrode provided with a plurality of electrode lines arranged on a bottom of the substrate. Each of the first electrode includes a pair of electrode lines spaced from each other on an upper surface of the dielectric layer among the plurality of electrode lines. Each semiconductor light-emitting device is disposed on the pair of electrode lines, and the pair of electrode lines have the same electrical pole.