公开(公告)号：US12185596B2

公开(公告)日：2024-12-31

申请号：US17553735

申请日：2021-12-16

Applicant: LG Display Co., Ltd.

Inventor： Saemleenuri Lee ,  Dohong Kim ,  Suhyeon Kim ,  Seokwon Ji ,  MoonSoo Kim ,  Sungbin Shim

IPC: H10K59/124 ,  H10K50/813 ,  H10K50/822 ,  H10K50/844 ,  H10K59/131 ,  H10K50/818 ,  H10K50/828

Abstract: A display device may prevent external moisture from being permeated thereinto. The display device comprises a substrate provided with a display area for displaying an image by a plurality of subpixels, a plurality of first electrodes provided in each of the plurality of subpixels over the substrate, a light emitting layer provided over the plurality of first electrodes, a second electrode provided over the light emitting layer, and a common power line provided between the substrate and the first electrodes, including a contact area to which the second electrode is connected. Each of the plurality of first electrodes is provided with a first opening area in an edge area adjacent to the contact area of the common power line.

公开(公告)号：US20220208913A1

公开(公告)日：2022-06-30

申请号：US17553735

申请日：2021-12-16

Applicant: LG Display Co., Ltd.

Inventor： Saemleenuri Lee ,  Dohong Kim ,  Suhyeon Kim ,  Seokwon Ji ,  MoonSoo Kim ,  Sungbin Shim

IPC: H01L27/32 ,  H01L51/52

Abstract: A display device may prevent external moisture from being permeated thereinto. The display device comprises a substrate provided with a display area for displaying an image by a plurality of subpixels, a plurality of first electrodes provided in each of the plurality of subpixels over the substrate, a light emitting layer provided over the plurality of first electrodes, a second electrode provided over the light emitting layer, and a common power line provided between the substrate and the first electrodes, including a contact area to which the second electrode is connected. Each of the plurality of first electrodes is provided with a first opening area in an edge area adjacent to the contact area of the common power line.

公开(公告)号：US20230172010A1

公开(公告)日：2023-06-01

申请号：US18054505

申请日：2022-11-10

Applicant: LG Display Co., Ltd.

Inventor： MoonSoo Kim ,  Dohong Kim

IPC: H01L27/32 ,  H01L51/52

CPC classification number: H01L27/3258 ,  H01L51/5209

Abstract: A display device includes a substrate, a first driving transistor disposed over the substrate and included in a first subpixel, an overcoat layer over the first driving transistor, a first anode disposed over the first driving transistor and included in the first subpixel, a first emitting layer on the first anode, and a cathode on the first emitting layer. The first anode includes a first electrode part in a first area of the first subpixel, a second electrode part in a second area of the first subpixel different from the first area, and a first wire part connecting the first and second electrode parts. The overcoat layer includes a first trench in an area overlapping the first wire part. The first wire part includes a first bend disposed over the overcoat layer and bent along first and second inner side surfaces and a bottom surface of the first trench.

公开(公告)号：US20220208902A1

公开(公告)日：2022-06-30

申请号：US17528935

申请日：2021-11-17

Applicant: LG Display Co., Ltd.

Inventor： Dohong Kim ,  Howon Choi

IPC: H01L27/32 ,  H01L51/52

Abstract: The present disclosure relates to an electroluminescence display having ultra-high resolution. The present disclosure, an electroluminescence display according to the present disclosure comprises: a first bank having a first height and a second bank having a second height less than the first height for defining an emission area on a substrate; an anode electrode disposed at the emission area; a light emitting layer disposed on the anode electrode in the emission area; a cathode electrode disposed on the light emitting layer; a first protective layer disposed on the cathode electrode; and a dummy light emitting layer disposed on the second bank. The cathode electrode is disposed on the dummy light emitting layer on the second bank excepting the first bank.

公开(公告)号：US12035590B2

公开(公告)日：2024-07-09

申请号：US17510984

申请日：2021-10-26

Applicant: LG Display Co., Ltd.

Inventor： Howon Choi ,  Dohong Kim ,  Chanil Park

IPC: H10K59/131 ,  H10K50/844 ,  H10K59/122 ,  H10K59/80

CPC classification number: H10K59/131 ,  H10K50/844 ,  H10K59/122 ,  H10K59/80521

Abstract: Disclosed is a light emitting display panel in which a portion overlapped with data lines is patterned in a cathode electrode, and a light emitting display apparatus using the same. The light emitting display panel comprises a substrate, a first signal line along a first direction of the substrate, a first insulating film covering the first signal line, a second insulating film covering the first insulating film, an anode electrode patterned by each pixel, a bank covering ends of the anode electrode, a first light emitting layer on the anode electrode disposed at a first side of the bank, a second light emitting layer on the anode electrode disposed at a second side of the bank, a first cathode electrode on the first light emitting layer, and a second cathode electrode on the second light emitting layer, wherein the first and second cathode electrodes are separated from each other on the upper surface of the bank.

公开(公告)号：US20220130945A1

公开(公告)日：2022-04-28

申请号：US17510283

申请日：2021-10-25

Applicant: LG Display Co., Ltd.

Inventor： Howon Choi ,  Dohong Kim

IPC: H01L27/32

Abstract: A display panel in which a bridge portion is included in any one of two signal lines at its intersection area, and a display apparatus using the same. The display panel comprises a substrate, a first signal line along a first direction, a first insulating film covering the first signal line, a second signal line along a second direction different from the first direction, a second insulating film covering the first insulating film, and a first pixel electrode on the second insulating film, wherein the second signal line includes an extension line, a connection line, an overlapping line, and a bridge portion connected to the extension line, the connection line, and the overlapping line through contact holes disposed on the second insulating film.

公开(公告)号：US11063245B2

公开(公告)日：2021-07-13

申请号：US16712214

申请日：2019-12-12

Applicant: LG Display Co., Ltd.

Inventor： ChooJin Park ,  Eui-Doo Do ,  Yongjae Kim ,  JiYoung Ahn ,  Dohong Kim

IPC: H01L51/52 ,  H01L27/32 ,  F21V8/00

Abstract: A display apparatus can include a substrate having a light emitting area, a light emitting device disposed at the light emitting area on the substrate, at least one light exiting area disposed in the light emitting area, a light blocking layer disposed at the light emitting area and overlapping the at least one light exiting area, and a light guide part disposed at the light emitting area and configured to guide light generated in the light emitting device to the at least one light exiting area.