公开(公告)号：US20210202674A1

公开(公告)日：2021-07-01

申请号：US17138212

申请日：2020-12-30

Applicant: LG Display Co., Ltd.

Inventor： Yongsun JO ,  WooJung BYUN ,  Deuksoo JUNG ,  Juhyuk KIM

IPC: H01L27/32 ,  H01L51/52 ,  H01L51/56

Abstract: A display device includes a substrate where a pixel is placed, and including an emission area and a wire area adjacent to the emission area; at least one wire formed on the substrate in the wire area; multiple insulation layers formed on the at least one wire; an anode electrode formed on the multiple insulation layers in the emission area; an emission layer formed on the anode electrode, and covering the anode electrode; and a cathode electrode formed on the emission layer, wherein the at least one wire formed on the substrate applies a signal to the pixel, the multiple insulation layers cover the at least one wire, and at least one of the multiple insulation layers is formed in a region of the substrate except at least one region or all regions of the emission area.

公开(公告)号：US20230200193A1

公开(公告)日：2023-06-22

申请号：US17896528

申请日：2022-08-26

Applicant: LG DISPLAY CO., LTD.

Inventor： Donghun KANG ,  WooJung BYUN ,  Jaewon HWANG ,  Kwangjin BAE

IPC: H01L27/32 ,  G09G3/3233 ,  H01L51/56

CPC classification number: H01L27/3223 ,  G09G3/3233 ,  H01L27/3258 ,  H01L27/3272 ,  H01L27/3276 ,  H01L51/56 ,  G09G2330/08 ,  G09G2300/0842 ,  H01L2251/568 ,  H01L2251/533

Abstract: An electroluminescence display includes a first line disposed on a substrate, a buffer layer covering the first line on the substrate, a repair branch line disposed on the buffer layer and crossing over the first line from one side to other side, a gate insulating layer covering the repair branch line on the substrate; and a second line disposed on the gate insulating layer and crossing over the first line, wherein the repair branch line includes a first end disposed outside of the one side and a second end disposed outside of the other side, the second line includes a upper branch line being apart from the repair branch line, the first end of the repair branch line overlaps with a first area of the upper branch line, and the second end of the repair branch line overlaps with a second area of the upper branch line.

公开(公告)号：US20180123078A1

公开(公告)日：2018-05-03

申请号：US15700385

申请日：2017-09-11

Applicant: LG Display Co., Ltd.

Inventor： WooJung BYUN ,  HanGyu JUNG ,  Yongsun JO ,  SungSoo KIM

IPC: H01L51/52 ,  H01L27/32

CPC classification number: H01L51/5206 ,  H01L27/12 ,  H01L27/3246 ,  H01L27/3262 ,  H01L27/3272 ,  H01L27/3279 ,  H01L51/5228

Abstract: Disclosed is an organic light emitting display device that may include a substrate having an active area and a pad area, a passivation layer provided on the active area of the substrate, an anode electrode provided on the passivation layer, a bank layer for defining a pixel region on the anode electrode, an organic emitting layer provided on the bank layer and connected with the anode electrode, a cathode electrode provided on the organic emitting layer, and an auxiliary electrode electrically connected with the cathode electrode and provided under the passivation layer, wherein a contact hole for exposing the auxiliary electrode is provided in the passivation layer, the auxiliary electrode includes a lower auxiliary electrode and an upper auxiliary electrode, and the cathode electrode is in contact with an upper surface of the lower auxiliary electrode via the contact hole.