公开(公告)号：US20230301137A1

公开(公告)日：2023-09-21

申请号：US18203477

申请日：2023-05-30

Applicant: LG Display Co., Ltd.

Inventor： JooHwan SHIN ,  Dohyung KIM ,  MinJoo KANG ,  Sungsoo GIL ,  MinHo OH ,  TaeJin CHOI

IPC: H10K50/87 ,  H10K50/844 ,  H10K50/84 ,  H10K59/131

CPC classification number: H10K50/87 ,  H10K50/844 ,  H10K50/846 ,  H10K59/131

Abstract: An organic light emitting display apparatus is disclosed, which comprises a substrate, a thin film transistor provided on the substrate, a planarization film provided on the thin film transistor, a light emitting diode provided on the planarization film and electrically connected with the thin film transistor, an encapsulation layer covering the light emitting diode, and an encapsulation substrate provided on the encapsulation layer, wherein the encapsulation substrate may include a first portion that includes a first member and a second portion that includes a second member.

公开(公告)号：US20220173350A1

公开(公告)日：2022-06-02

申请号：US17672611

申请日：2022-02-15

Applicant: LG Display Co., Ltd.

Inventor： MinJoo KANG ,  JooHwan SHIN ,  Dohyung KIM ,  MinHo OH

IPC: H01L51/52

Abstract: The disclosure relates to display panel and display apparatus including the same. The display panel includes a substrate including a display part displaying an image, an adhesive layer covering the display part, on the substrate, and a heat dissipation member on the adhesive layer. The heat dissipation member includes a first metal layer, a middle layer including an organic layer and a plurality of partition walls provided on the first metal layer, and a second metal layer provided on the middle layer.

公开(公告)号：US20190189710A1

公开(公告)日：2019-06-20

申请号：US16214713

申请日：2018-12-10

Applicant: LG Display Co., Ltd.

Inventor： Jaesung LEE ,  Jonghyeok IM ,  Dohyung KIM ,  Seungwon YOO

IPC: H01L27/32 ,  H01L51/52

Abstract: Disclosed is an organic light emitting display device including: an organic light emitting diode disposed in a first area of a substrate; and a reflective layer disposed in a second area adjacent to the first area. The reflective layer electrically contacts a cathode of the organic light emitting diode.

公开(公告)号：US20240357914A1

公开(公告)日：2024-10-24

申请号：US18756517

申请日：2024-06-27

Applicant: LG DISPLAY CO., LTD.

Inventor： Dohyung KIM ,  Joonsuk LEE ,  Saemleenuri LEE ,  Dasom HONG

IPC: H10K71/00 ,  H10K50/13 ,  H10K50/828 ,  H10K50/84 ,  H10K59/123 ,  H10K59/124 ,  H10K59/35

CPC classification number: H10K71/00 ,  H10K50/131 ,  H10K50/828 ,  H10K50/84 ,  H10K59/123 ,  H10K59/124 ,  H10K59/351 ,  H10K71/861

Abstract: A display device includes a pixel electrode including a first subpixel electrode and a second subpixel electrode arranged to be spaced apart from each other within at least one subpixel of a plurality of subpixels over a substrate, a driving transistor driving the one subpixel, and a connection electrode structure electrically connecting at least one subpixel of the first subpixel electrode and the second subpixel electrode of the pixel electrode with the driving transistor.

公开(公告)号：US20240040922A1

公开(公告)日：2024-02-01

申请号：US18378468

申请日：2023-10-10

Applicant: LG DISPLAY CO., LTD.

Inventor： Joonsuk LEE ,  SeJune KIM ,  Dohyung KIM ,  Saemleenuri LEE

IPC: H10K77/10 ,  H10K50/844 ,  H10K50/86 ,  H10K59/38 ,  H10K59/124 ,  H10K71/00 ,  H10K71/20

CPC classification number: H10K77/111 ,  H10K50/844 ,  H10K50/865 ,  H10K59/38 ,  H10K59/124 ,  H10K71/00 ,  H10K71/233 ,  H10K59/1201

Abstract: A transparent organic light emitting display apparatus includes a pixel area having an emission area and a transmission area disposed adjacent to the emission area, where the emission area is configured to display an image and the transmission area configured to pass external light. The transmission area includes a planarization layer covering a thin film transistor of the emission area, and including an overhanging portion, an encapsulation layer disposed on the planarization layer, and an undercut area disposed below the overhanging portion of the planarization layer and filled by the encapsulation layer. The transmission area further includes an emission layer, a cathode electrode, and the encapsulation layer covering the overhanging portion of the planarization layer. The emission layer, the cathode electrode and the encapsulation layer are disposed on the undercut area.

公开(公告)号：US20230337511A1

公开(公告)日：2023-10-19

申请号：US18214267

申请日：2023-06-26

Applicant: LG DISPLAY CO., LTD.

Inventor： Dohyung KIM ,  Joonsuk LEE ,  Saemleenuri LEE ,  Dasom HONG

IPC: H10K50/84 ,  H10K50/13 ,  H10K50/828 ,  H10K59/35 ,  H10K71/00 ,  H10K59/124 ,  H10K59/123

CPC classification number: H10K71/00 ,  H10K50/131 ,  H10K50/828 ,  H10K50/84 ,  H10K59/123 ,  H10K59/124 ,  H10K59/351 ,  H10K71/861

Abstract: A display device comprises a pixel electrode including a first subpixel electrode and a second subpixel electrode arranged to be spaced apart from each other within at least one subpixel of a plurality of subpixels over a substrate, a driving transistor driving the one subpixel, and a connection electrode structure electrically connecting at least one subpixel of the first subpixel electrode and the second subpixel electrode of the pixel electrode with the driving transistor.

公开(公告)号：US20230212382A1

公开(公告)日：2023-07-06

申请号：US17985954

申请日：2022-11-14

Applicant: LG DISPLAY CO., LTD.

Inventor： SeongYong UHM ,  KyuNam KIM ,  Dohyung KIM ,  MinHo OH

IPC: C08L33/10

CPC classification number: C08L33/10 ,  H01L51/5237 ,  C08L2203/206

Abstract: A display device includes a substrate, a light-emitting element positioned on the substrate; and an encapsulation layer positioned on the light-emitting element and comprising a first layer, a second layer positioned on the first layer, and a third layer positioned on the second layer, wherein the first layer comprises a first polymer, the second layer comprises a compound represented by Formula 1, and the third layer comprises a second polymer and a hygroscopic getter, wherein, in Formula 1, A is a C1-C10 alkyl group or a C6-C60 aryl group, n is an integer from 1 to 100, m is an integer from 1 to 6, o is an integer greater than or equal to 1, and R1 is a hydroxyl group.

公开(公告)号：US20220231240A1

公开(公告)日：2022-07-21

申请号：US17712878

申请日：2022-04-04

Applicant: LG DISPLAY CO., LTD.

Inventor： Joonsuk LEE ,  SeJune KIM ,  Dohyung KIM ,  Saemleenuri LEE

IPC: H01L51/00 ,  H01L27/32 ,  H01L51/52 ,  H01L51/56

Abstract: A method of manufacturing a transparent organic light emitting display apparatus having an emission area, and a transmission area disposed adjacent to the emission area and configured to pass external light therethrough, includes sequentially forming an interlayer dielectric and a first protection layer on a first substrate, patterning a planarization layer over the first protection layer, forming an organic light emitting device over the planarization layer, forming an encapsulation layer and an encapsulation substrate over the organic light emitting device, and exposing and etching at least some portions of the transmission area by using photolithography after the patterning of the planarization layer.

公开(公告)号：US20190198805A1

公开(公告)日：2019-06-27

申请号：US16222732

申请日：2018-12-17

Applicant: LG Display Co., Ltd.

Inventor： Dohyung KIM ,  Seungwon YOO ,  Jonghyeok IM ,  Jaesung LEE

IPC: H01L51/52 ,  H01L27/32

Abstract: A display panel comprises: a planarization layer that lies on a substrate and compensates for irregularities; an electrode pattern that lies on the planarization layer in a non-display area of the substrate and exposes at least part of the planarization layer; and a moisture-impermeable layer that covers the planarization layer exposed by the electrode pattern.

公开(公告)号：US20200303474A1

公开(公告)日：2020-09-24

申请号：US16895607

申请日：2020-06-08

Applicant: LG DISPLAY CO., LTD.

Inventor： Dohyung KIM ,  Jonghyeok IM ,  Jaesung LEE ,  Seungwon YOO

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

Abstract: An organic light-emitting display device can include a low-level voltage line; a passivation layer that lies over the low-level voltage line; a planarization layer that lies over the passivation layer; an anode and an auxiliary electrode that lie on the planarization layer and the passivation layer, the auxiliary electrode is electrically connected to the low-level voltage line; a bank layer that lies over the anode, the planarization layer and the passivation layer and defines a light-emitting area; an organic emissive layer over the light-emitting area; and a cathode disposed on the organic light-emitting layer, in which the cathode is connected to a side of a protruding portion where the auxiliary electrode protrudes from the planarization layer.