公开(公告)号：US10276632B2

公开(公告)日：2019-04-30

申请号：US15576186

申请日：2015-09-02

Applicant: LG ELECTRONICS INC.

Inventor： Eunah Lee

IPC: H01L27/15 ,  H01L33/00 ,  H01L33/36 ,  H01L33/62

Abstract: The present invention relates to a display device and, particularly, to a display device using semiconductor light-emitting diodes. In the display device according to the present invention, at least one of the semiconductor light-emitting diodes comprises: 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 with the first conductive semiconductor layer in a vertical direction, and having the second conductive electrode arranged thereon; and an active layer arranged between the first conductive semiconductor layer and the second conductive semiconductor layer, wherein a connecting unit electrically connected to the first conductive electrode is formed on one surface of the first conductive semiconductor layer, and the connecting unit is arranged so as to lean to one side on the basis of the second conductive electrode along the horizontal direction.

公开(公告)号：US09831222B2

公开(公告)日：2017-11-28

申请号：US15140339

申请日：2016-04-27

Applicant: LG ELECTRONICS INC.

Inventor： Eunah Lee ,  Sangwook Byun ,  Hwankuk Yuh

IPC: H01L25/075 ,  H01L33/32 ,  H01L33/62 ,  H01L33/24 ,  H01L33/38 ,  H01L33/00 ,  H01L33/50 ,  H01L33/60 ,  H01L33/58

CPC classification number: H01L25/0753 ,  H01L33/007 ,  H01L33/0079 ,  H01L33/20 ,  H01L33/24 ,  H01L33/32 ,  H01L33/38 ,  H01L33/382 ,  H01L33/50 ,  H01L33/505 ,  H01L33/58 ,  H01L33/60 ,  H01L33/62 ,  H01L2933/0066

Abstract: A display device including a substrate; a first electrode on the substrate; and a plurality of semiconductor light emitting devices disposed on the first electrode; and a second electrode. Further, at least one of the semiconductor light emitting devices includes a first conductive semiconductor layer; a second conductive semiconductor layer overlapping with the first conductive semiconductor layer; and an active layer between the first conductive semiconductor layer and the second conductive semiconductor layer. In addition, an upper surface of the second conductive layer includes a recess groove having a bottom portion and a lateral wall portion formed along an edge of the second conductive semiconductor layer, and the second electrode extends partially on the bottom portion of the groove and on the lateral wall portion.

公开(公告)号：US09406656B2

公开(公告)日：2016-08-02

申请号：US14693633

申请日：2015-04-22

Applicant: LG ELECTRONICS INC.

Inventor： Eunah Lee ,  Mingu Kang

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

CPC classification number: H01L25/0753 ,  H01L25/50 ,  H01L33/005 ,  H01L33/38 ,  H01L33/385 ,  H01L33/62 ,  H01L2924/0002 ,  H01L2924/00

Abstract: A display device includes a first electrode; a second electrode; and a plurality of semiconductor light emitting devices coupled to a conductive adhesive layer, and electrically connected to the first electrode and the second electrode, wherein at least one of the plurality of semiconductor light emitting devices includes: a first conductive electrode and a second conductive electrode spaced from each other; a protruding unit extending from the second conductive electrode, and protruding from a side surface of at least one of the plurality of semiconductor light emitting devices; and a protection unit configured to cover at least part of the protruding unit for protection of the protruding unit.

Abstract translation: 显示装置包括第一电极; 第二电极; 以及耦合到导电粘合剂层并且电连接到第一电极和第二电极的多个半导体发光器件，其中多个半导体发光器件中的至少一个包括：第一导电电极和第二导电电极 彼此间隔; 从所述第二导电电极延伸并从所述多个半导体发光器件中的至少一个的侧面突出的突出单元; 以及保护单元，被配置为覆盖所述突出单元的至少一部分以保护所述突出单元。

公开(公告)号：US10121940B1

公开(公告)日：2018-11-06

申请号：US15499049

申请日：2017-04-27

Applicant: LG ELECTRONICS INC.

Inventor： Eunah Lee

IPC: H01L33/00 ,  H01L33/46 ,  H01L33/38 ,  H01L33/62 ,  H01L33/50 ,  H01L33/32 ,  H01L33/06 ,  H01L25/075 ,  B60Q1/30 ,  B60Q1/44 ,  B60Q1/34 ,  B60Q1/22 ,  B60Q1/26 ,  F21S43/14 ,  F21Y115/10

Abstract: Disclosed is a semiconductor light emitting device, wherein the semiconductor light emitting device includes: a first conductive electrode and a second conductive electrode; a first conductive semiconductor layer having the first conductive electrode; a second conductive semiconductor layer overlapped with the first conductive semiconductor layer, and having the second conductive electrode; and a passivation layer formed to enclose the semiconductor light emitting device, wherein one surface of the first conductive semiconductor layer is divided into a first region where the first conductive electrode is disposed, and a second region covered by the passivation layer, and wherein the passivation layer is provided with a plurality of layers having different refractive indexes, such that light is reflected from the second region.