公开(公告)号：US10763312B2

公开(公告)日：2020-09-01

申请号：US15711651

申请日：2017-09-21

Applicant: LG Display Co., Ltd.

Inventor： JungSik Jo ,  JongGeun Yoon

IPC: G06F3/041 ,  H01L27/32 ,  H01L51/52 ,  G06F3/044

Abstract: Disclosed is a display device with integrated touch screen, which prevents external light from being reflected by touch electrodes without a polarizer. The display device includes an organic light emitting device layer disposed on a substrate, a plurality of color filters disposed on the organic light emitting device layer, a plurality of first touch electrodes and a plurality of second touch electrodes disposed on the plurality of color filters to overlap a boundary portion between the plurality of color filters, and a black matrix disposed on the plurality of first touch electrodes and the plurality of second touch electrodes to overlap the plurality of first touch electrodes and the plurality of second touch electrodes.

公开(公告)号：US20240215375A1

公开(公告)日：2024-06-27

申请号：US18501867

申请日：2023-11-03

Applicant: LG Display Co., Ltd.

Inventor： JungSik Jo ,  ChulHo Kim

IPC: H10K59/65 ,  G09G3/3233 ,  G09G3/3266 ,  H10K59/122 ,  H10K59/80

CPC classification number: H10K59/65 ,  G09G3/3233 ,  G09G3/3266 ,  H10K59/122 ,  H10K59/80517 ,  H10K59/80518 ,  H10K59/80524 ,  H10K59/878 ,  H10K2102/351

Abstract: The present disclosure relates to a display panel and a display device, and more specifically, to a display panel and a display device that include: a first optical area allowing light to be transmitted; and a normal area included in a display area and located outside of the first optical area, the first optical area comprising: a first anode electrode of a first light emitting element; a first insulating layer including a concave portion exposing at least a portion of an upper surface of the first anode electrode; a light path changing element disposed on a portion of an upper surface of the insulating layer and a side surface of the concave portion; and a bank exposing a portion of the light path changing element disposed on the upper surface of the insulating layer and exposing a portion of the upper surface of the first anode electrode, and are capable of improving light extraction efficiency.

公开(公告)号：US12029095B2

公开(公告)日：2024-07-02

申请号：US17715928

申请日：2022-04-07

Applicant: LG Display Co., Ltd.

Inventor： JungSik Jo ,  JongGeun Yoon

IPC: H10K59/40 ,  G06F3/041 ,  G06F3/044 ,  H10K50/844 ,  H10K50/86 ,  H10K59/122 ,  H10K59/38

CPC classification number: H10K59/40 ,  G06F3/0412 ,  G06F3/0416 ,  G06F3/044 ,  H10K50/844 ,  H10K50/865 ,  H10K59/122 ,  H10K59/38 ,  G06F2203/04103 ,  G06F2203/04111

Abstract: Disclosed is a display device with integrated touch screen, which prevents external light from being reflected by touch electrodes without a polarizer. The display device includes an organic light emitting device layer disposed on a substrate, a plurality of color filters disposed on the organic light emitting device layer, a plurality of first touch electrodes and a plurality of second touch electrodes disposed on the plurality of color filters to overlap a boundary portion between the plurality of color filters, and a black matrix disposed on the plurality of first touch electrodes and the plurality of second touch electrodes to overlap the plurality of first touch electrodes and the plurality of second touch electrodes.

公开(公告)号：US11329107B2

公开(公告)日：2022-05-10

申请号：US16942089

申请日：2020-07-29

Applicant: LG Display Co., Ltd.

Inventor： JungSik Jo ,  JongGeun Yoon

IPC: H01L27/32 ,  G06F3/041 ,  H01L51/52 ,  G06F3/044

Abstract: Disclosed is a display device with integrated touch screen, which prevents external light from being reflected by touch electrodes without a polarizer. The display device includes an organic light emitting device layer disposed on a substrate, a plurality of color filters disposed on the organic light emitting device layer, a plurality of first touch electrodes and a plurality of second touch electrodes disposed on the plurality of color filters to overlap a boundary portion between the plurality of color filters, and a black matrix disposed on the plurality of first touch electrodes and the plurality of second touch electrodes to overlap the plurality of first touch electrodes and the plurality of second touch electrodes.

公开(公告)号：US20240324391A1

公开(公告)日：2024-09-26

申请号：US18732141

申请日：2024-06-03

Applicant: LG Display Co., Ltd.

Inventor： JungSik Jo ,  JongGeun Yoon

IPC: H10K59/40 ,  G06F3/041 ,  G06F3/044 ,  H10K50/844 ,  H10K50/86 ,  H10K59/122 ,  H10K59/38

CPC classification number: H10K59/40 ,  G06F3/0412 ,  G06F3/0416 ,  G06F3/044 ,  H10K50/844 ,  H10K50/865 ,  H10K59/122 ,  H10K59/38 ,  G06F2203/04103 ,  G06F2203/04111

Abstract: Disclosed is a display device with integrated touch screen, which prevents external light from being reflected by touch electrodes without a polarizer. The display device includes an organic light emitting device layer disposed on a substrate, a plurality of color filters disposed on the organic light emitting device layer, a plurality of first touch electrodes and a plurality of second touch electrodes disposed on the plurality of color filters to overlap a boundary portion between the plurality of color filters, and a black matrix disposed on the plurality of first touch electrodes and the plurality of second touch electrodes to overlap the plurality of first touch electrodes and the plurality of second touch electrodes.

公开(公告)号：US20240215388A1

公开(公告)日：2024-06-27

申请号：US18451245

申请日：2023-08-17

Applicant: LG DISPLAY CO., LTD.

Inventor： WooChan Cho ,  ChulHo Kim ,  JungSik Jo ,  Kyu-Hwang Lee ,  Hyunjin Kim

IPC: H10K59/80

CPC classification number: H10K59/8722 ,  H10K59/873 ,  H10K59/131

Abstract: A display device includes a substrate including an active area, a hole area disposed within the active area and having a through hole disposed therein, and a disconnection area surrounding the hole area; and a plurality of disconnection structures disposed on the substrate in the disconnection area, wherein each of the plurality of disconnection structures includes, a lower layer, an intermediate layer disposed on the lower layer and having a width smaller than that of the lower layer, and an upper layer disposed on the intermediate layer and having a width greater than that of the intermediate layer, thereby penetration of moisture or oxygen from the through hole into the active area is minimized.