公开(公告)号：US20230403885A1

公开(公告)日：2023-12-14

申请号：US18206104

申请日：2023-06-06

Applicant: LG DISPLAY CO., LTD.

Inventor： MoonSoo KIM ,  Dohong KIM

IPC: H10K59/122 ,  H10K59/121 ,  H10K59/80

CPC classification number: H10K59/122 ,  H10K59/1213 ,  H10K59/80517

Abstract: A light emitting display includes a plurality of pixels disposed on a substrate. Each of the plurality of pixels includes: a first unit electrode; a second unit electrode apart from the first unit electrode; a conductive ohmic layer between the first unit electrode and the second unit electrode; a bank on the conductive ohmic layer, the bank covering circumferences of the first unit electrode and the second unit electrode, and exposing a central portion of the first unit electrode and the second unit electrode; an emission layer on the first unit electrode, the second unit electrode and the bank; and a cathode electrode on the emission layer.

公开(公告)号：US20220130940A1

公开(公告)日：2022-04-28

申请号：US17510984

申请日：2021-10-26

Applicant: LG Display Co., Ltd.

Inventor： Howon CHOI ,  Dohong KIM ,  Chanil PARK

IPC: H01L27/32 ,  H01L51/52

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 cocvering 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：US20230209864A1

公开(公告)日：2023-06-29

申请号：US18077724

申请日：2022-12-08

Applicant: LG Display Co., Ltd.

Inventor： Dohong KIM ,  Saemleenuri LEE ,  Seokwon JI

IPC: H01L51/00

CPC classification number: H01L51/5225 ,  H01L27/3276 ,  H01L51/5234 ,  H01L27/3246

Abstract: A display apparatus can include a plurality of subpixels disposed on a substrate, each of the subpixels including first and second light emission areas and a non-light emission area disposed between the first and second light emission areas. One of the plurality of subpixels can include an anode electrode disposed on the substrate and including first and second divided electrodes, a light emitting element disposed on the anode electrode in the first and second light emission areas, a bank disposed on the anode electrode in the non-light emission area, and a cathode electrode disposed on the light emitting element and the bank. The first divided electrode is disposed in the first light emission area, and the second divided electrode is disposed in the second light emission area.

公开(公告)号：US20230172008A1

公开(公告)日：2023-06-01

申请号：US17977706

申请日：2022-10-31

Applicant: LG Display Co., Ltd.

Inventor： MoonSoo KIM ,  Dohong KIM ,  Sungbai LEE

IPC: H01L27/32

CPC classification number: H01L27/3248

Abstract: A transparent display device is provided, which may allow only an area, in which particles occur, to definitely become a dark spot. The transparent display device comprises a plurality of transmissive areas, and a plurality of subpixels disposed between the plurality of transmissive areas. Each of the plurality of subpixels includes a driving transistor including an active layer, a gate electrode, a source electrode and a drain electrode, a light emitting element including a first electrode, a light emitting layer and a second electrode, and a conductive organic layer provided between the driving transistor and the first electrode of the light emitting element to electrically connect the driving transistor with the first electrode. The first electrode includes a first electrode portion and a second electrode portion, and the conductive organic layer is electrically connected to the first electrode portion through a first contact hole and is electrically connected to the second electrode portion through a second contact hole.