公开(公告)号：US20230327062A1

公开(公告)日：2023-10-12

申请号：US18017357

申请日：2020-07-21

Applicant: LG ELECTRONICS INC.

Inventor： Jungsub KIM ,  Myoungsoo KIM ,  Taein KWON ,  Chunghyun LIM

IPC: H01L33/62 ,  H01L33/42 ,  H01L25/075 ,  H01L33/38 ,  H01L33/22 ,  H01L33/48 ,  H01L33/10

CPC classification number: H01L33/62 ,  H01L25/0753 ,  H01L33/10 ,  H01L33/22 ,  H01L33/382 ,  H01L33/42 ,  H01L33/486

Abstract: Discussed is a semiconductor light-emitting device that can include a first conductive electrode, a first conductive semiconductor layer having one surface on the first conductive electrode, and another surface on an undoped semiconductor layer, an active layer on the one surface of the first conductive semiconductor layer, a second conductive semiconductor layer on the active layer, a second conductive electrode on the second conductive semiconductor layer, and a light-transmitting layer on a surface of the undoped semiconductor layer that is opposite to where the first conductive semiconductor layer is disposed with respect to the undoped semiconductor layer. The light-transmitting layer can include a material having electrical conductivity.

公开(公告)号：US20180138331A1

公开(公告)日：2018-05-17

申请号：US15789673

申请日：2017-10-20

Applicant: LG ELECTRONICS INC.

Inventor： Yujin LEE ,  Taein KWON ,  Kwangsun JI ,  Hongcheol LEE

IPC: H01L31/0236 ,  H01L31/0224 ,  H01L31/068 ,  H01L31/0216 ,  H01L31/18

CPC classification number: H01L31/02363 ,  H01L31/02167 ,  H01L31/02168 ,  H01L31/022425 ,  H01L31/022441 ,  H01L31/022466 ,  H01L31/068 ,  H01L31/072 ,  H01L31/074 ,  H01L31/1868 ,  H01L31/1884 ,  Y02E10/50 ,  Y02P70/521

Abstract: Disclosed is a solar cell including: a semiconductor substrate; a tunneling layer on a surface of the semiconductor substrate; an intermediate layer on the tunneling layer, wherein the intermediate layer including a hydroxyl group (an OH group); a first conductive region on the intermediate layer, wherein the first conductive region comprising a metal oxide layer for extracting a first carrier; and a first electrode electrically connected to the first conductive region.

公开(公告)号：US20230070416A1

公开(公告)日：2023-03-09

申请号：US17799076

申请日：2020-02-19

Applicant: LG ELECTRONICS INC.

Inventor： Taein KWON

IPC: H01L33/00 ,  H01L27/15

Abstract: The present invention relates to a display device and a method of manufacturing same, and more particularly, to a display device using semiconductor light-emitting elements each having a size that is several to several tens of um, and to a method of manufacturing same. The present invention provides a display device comprising a substrate including a wiring electrode, and a plurality of semiconductor light-emitting elements electrically connected to the wiring electrode, wherein each of the semiconductor light-emitting elements is provided with a plurality of recessed portions formed on a side surface thereof, and at least one of inner walls of each of the recessed portions forms an inclination with respect to one surface of a semiconductor light-emitting element that is in contact with the substrate.

公开(公告)号：US20180138334A1

公开(公告)日：2018-05-17

申请号：US15792214

申请日：2017-10-24

Applicant: LG ELECTRONICS INC.

Inventor： Yujin LEE ,  Taein KWON ,  Kwangsun JI ,  Hongcheol LEE

IPC: H01L31/0224 ,  H01L31/0216 ,  H01L31/0236 ,  H01L31/18

CPC classification number: H01L31/022425 ,  H01L31/02167 ,  H01L31/022466 ,  H01L31/02363 ,  H01L31/03685 ,  H01L31/0747 ,  H01L31/1804 ,  H01L31/1884 ,  Y02E10/545 ,  Y02E10/547 ,  Y02E10/548 ,  Y02P70/521

Abstract: Disclosed is a method for manufacturing a solar cell. The method includes: forming a first tunneling layer on one surface of a semiconductor substrate; forming a first conductive region on the first tunneling layer so that the first conductive region includes a metal oxide layer having an amorphous structure; and forming a first electrode electrically connected to the first conductive region.