公开(公告)号：US20190207163A1

公开(公告)日：2019-07-04

申请号：US16226560

申请日：2018-12-19

Applicant: LG DISPLAY CO., LTD.

Inventor： SeungHan Paek ,  Suphil Kim ,  Jonghoon Yeo ,  Jihoon Lee

IPC: H01L51/52 ,  H01L27/32 ,  H01L51/00 ,  H01L51/50

Abstract: An electroluminescent display device includes a substrate, a bank provided on the substrate and configured to define a first emission area and a second emission area, a first emission layer provided in the first emission area, a second emission layer provided in the second emission area, a first electrode provided below the first emission layer, and a second electrode provided below the second emission layer, wherein a thickness of a first portion of the first electrode is larger than a thickness of a first portion of the second electrode.

公开(公告)号：US20190189960A1

公开(公告)日：2019-06-20

申请号：US16208414

申请日：2018-12-03

Applicant: LG Display Co., Ltd.

Inventor： SeungHan Paek ,  HoJin Ryu ,  YoungMu Oh ,  Dongkyun Woo ,  Suphil Kim ,  Seonghyun Kim ,  Jonghoon Yeo ,  Jihoon Lee ,  Changyong Gong

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

Abstract: Disclosed is an electroluminescent display apparatus. The electroluminescent display apparatus includes a partition provided to define an emission area on a first substrate, a light emitting layer provided in the emission area, an electrode provided on the light emitting layer; and an organic cover layer provided on the electrode. The organic cover layer includes hexaazatriphenylene hexacarbonitrile. The organic cover layer including hexaazatriphenylene hexacarbonitrile is provided on the electrode, and, thus, in a process of forming the organic cover layer, the occurrence of foreign materials is reduced, and cracks are prevented from occurring in the organic cover layer when the foreign materials are pressed.

公开(公告)号：US11360517B2

公开(公告)日：2022-06-14

申请号：US16454443

申请日：2019-06-27

Applicant: LG Display Co., Ltd.

Inventor： SeungHan Paek ,  Seongwoo Park ,  SeJune Kim ,  Joonsuk Lee ,  Saemleenuri Lee

IPC: G06F1/16

Abstract: Disclosed is a flexible display apparatus with enhanced reliability. The flexible substrate includes a plurality of display areas and a bending area between the plurality of display areas, a display unit provided in in the plurality of display areas and the bending area of the flexible substrate, a cover film covering the display unit, and a supporting member including a plurality of supporting parts respectively supporting the plurality of display areas and an elastic portion supporting the bending area. The plurality of supporting parts and the elastic portion include different materials, and a boundary surface between each of the plurality of supporting parts and the elastic portion has a concave curved shape or a shape inclined at a certain angle.

公开(公告)号：US11204628B2

公开(公告)日：2021-12-21

申请号：US16727311

申请日：2019-12-26

Applicant: LG Display Co., Ltd.

Inventor： SeungHan Paek ,  Seongwoo Park ,  Dohyung Kim ,  SangHoon Lee

IPC: G06F1/16 ,  G02F1/1333 ,  G09F9/30 ,  H04M1/02

Abstract: A flexible display apparatus includes: a glass supporting member including a flat portion and a step difference portion overlapping the flat portion; a flexible substrate in the step difference portion of the glass supporting member; and a display portion including a plurality of pixels on the glass supporting member and the flexible substrate.

公开(公告)号：US10734606B2

公开(公告)日：2020-08-04

申请号：US16208414

申请日：2018-12-03

Applicant: LG Display Co., Ltd.

Inventor： SeungHan Paek ,  HoJin Ryu ,  YoungMu Oh ,  Dongkyun Woo ,  Suphil Kim ,  Seonghyun Kim ,  Jonghoon Yeo ,  Jihoon Lee ,  Changyong Gong

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

Abstract: Disclosed is an electroluminescent display apparatus. The electroluminescent display apparatus includes a partition provided to define an emission area on a first substrate, a light emitting layer provided in the emission area, an electrode provided on the light emitting layer; and an organic cover layer provided on the electrode. The organic cover layer includes hexaazatriphenylene hexacarbonitrile. The organic cover layer including hexaazatriphenylene hexacarbonitrile is provided on the electrode, and, thus, in a process of forming the organic cover layer, the occurrence of foreign materials is reduced, and cracks are prevented from occurring in the organic cover layer when the foreign materials are pressed.

公开(公告)号：US20190206960A1

公开(公告)日：2019-07-04

申请号：US16226488

申请日：2018-12-19

Applicant: LG DISPLAY CO., LTD.

Inventor： Jihoon Lee ,  SeungHan Paek ,  Seonghyun Kim ,  Changyong Gong

IPC: H01L27/32 ,  H01L51/50

CPC classification number: H01L27/3253 ,  H01L27/322 ,  H01L27/3246 ,  H01L27/3281 ,  H01L51/5056 ,  H01L51/5092

Abstract: Disclosed is an electroluminescent display device provided with a dam structure capable of improving a lateral-surface moisture permeation preventing function, and configured to reduce a bezel, wherein the electroluminescent display device comprises a first substrate, a second substrate confronting the first substrate, a dam structure configured to bond the first and second substrates to each other in the edges of the first and second substrates, wherein the dam structure includes a barrier pattern.

公开(公告)号：US10326094B2

公开(公告)日：2019-06-18

申请号：US15839549

申请日：2017-12-12

Applicant: LG Display Co., Ltd.

Inventor： SeungHan Paek ,  Jeongwon Lee ,  Jonghoon Yeo ,  Jihoon Lee

IPC: H01L51/52 ,  H01L51/50 ,  C09K11/06 ,  G09F9/30 ,  H01L27/32 ,  H01L51/00

Abstract: Disclosed is an electroluminescent display device that may include a substrate, a first bank layer for defining a light-emission area on the substrate, a first electrode on the light-emission area of the substrate, and a light emitting layer on the first electrode, wherein an end of the first electrode faces an end of the first bank layer.

公开(公告)号：US20180190739A1

公开(公告)日：2018-07-05

申请号：US15842767

申请日：2017-12-14

Applicant: LG Display Co., Ltd.

Inventor： SeungHan Paek ,  Jeongwon Lee ,  Jonghoon Yeo ,  Jihoon Lee

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

CPC classification number: H01L27/3246 ,  H01L27/3258 ,  H01L51/5209 ,  H01L51/56

Abstract: Disclosed are an electroluminescent display device and a method of manufacturing the same. The electroluminescent display device includes a first bank on a substrate, an anode electrode extending to one side and another side of the first bank in an area exposed by the first bank, a second bank on each of one side and another side of the anode electrode, a light emitting layer on an upper surface of the anode electrode exposed by the second bank, and a cathode electrode on the light emitting layer. Since the anode electrode is provided on the first bank, the anode electrode is prevented from being damaged in a process of patterning the first bank.