公开(公告)号：US11864429B2

公开(公告)日：2024-01-02

申请号：US17536144

申请日：2021-11-29

Applicant: LG DISPLAY CO., LTD.

Inventor： Younghee Lee ,  HyunHaeng Lee ,  HyoBin Choi

IPC: H01L29/08 ,  H10K59/123 ,  H10K59/121 ,  G09G3/3266 ,  G09G3/3275 ,  H01L29/786 ,  G09G3/3233 ,  H01L27/12

CPC classification number: H10K59/123 ,  H10K59/1213 ,  H10K59/1216 ,  G09G3/3233 ,  G09G3/3266 ,  G09G3/3275 ,  G09G2300/0426 ,  G09G2300/0842 ,  G09G2310/08 ,  H01L27/1225 ,  H01L27/1255 ,  H01L29/7869

Abstract: A display panel of an organic light emitting display device includes a buffer layer disposed on a first conductive layer, and including a first contact hole, an active layer disposed on the buffer layer, and including an active pattern and a conductive pattern disposed on the active pattern, a first insulating film disposed on or over the active layer and the buffer layer, and including a second contact hole overlapping with the first contact hole, a second conductive layer disposed on the first insulating film, and contacting the first conductive layer through the first contact hole and the second contact hole, a plate disposed in the same layer as the second conductive layer, and spaced apart from the second conductive layer, and each of the first conductive layer, the active layer, and the plate serves as an electrode of a storage capacitor, thereby implementing a high-capacity storage capacitor for the display panel.

公开(公告)号：US20130168655A1

公开(公告)日：2013-07-04

申请号：US13729788

申请日：2012-12-28

Applicant: LG Display Co., LTD.

Inventor： Soonil Yun ,  Sungjin Hong ,  Incheol Park ,  Dongho Lee ,  Younghee Lee

IPC: H01L27/32 ,  H01L51/00

CPC classification number: H01L27/3213 ,  H01L27/3216 ,  H01L27/322 ,  H01L27/3246 ,  H01L27/3258 ,  H01L27/326 ,  H01L27/3276 ,  H01L51/0001 ,  H01L2251/5392

Abstract: An organic light emitting display device comprises: a lower substrate; a underlying wire formed on the lower substrate; and red, green, and blue subpixels each comprising a transistor section formed on the lower substrate and an organic light emitting diode, wherein the white subpixel comprises a first electrode which is non-overlapped with the underlying wire and is spaced apart from the underlying wire.

Abstract translation: 有机发光显示装置包括：下基板; 形成在下基板上的底线; 以及每个包括形成在下基板上的晶体管部分和有机发光二极管的红色，绿色和蓝色子像素，其中，所述白色子像素包括与所述下面的线不重叠的第一电极，并且与所述底层电线间隔开 。

公开(公告)号：US20250107348A1

公开(公告)日：2025-03-27

申请号：US18887345

申请日：2024-09-17

Applicant: LG Display Co., Ltd.

Inventor： JungBum Lim ,  Younghee Lee ,  SunIk Park ,  Hyoungbin Park

IPC: H10K59/122 ,  H10K59/35 ,  H10K59/80

Abstract: The present disclosure provides a display device including a substrate including a plurality of subpixels each including a light-emitting area and a non-light-emitting area, an overcoating layer disposed on the substrate and having a plurality of micro-lenses including concave portions and connection portions in the light-emitting area, a first electrode disposed on the overcoating layer, a bank layer exposing a part of the first electrode on the overcoating layer and defining the light-emitting area, a light-emitting layer covering the first electrode exposed by the bank layer, and a second electrode disposed on the light-emitting layer. The bank layer may include a first bank area disposed adjacent to at least a part of the light-emitting area and having a first thickness, and a second bank area having a second thickness larger than the first thickness.

公开(公告)号：US20240260357A1

公开(公告)日：2024-08-01

申请号：US18501382

申请日：2023-11-03

Applicant: LG Display Co., Ltd.

Inventor： Younghee Lee ,  SunIk Park ,  JungBum Lim ,  Hyoungbin Park

IPC: H10K59/131 ,  G09G3/3233

CPC classification number: H10K59/131 ,  G09G3/3233 ,  G09G2300/0842 ,  H10K59/38

Abstract: A display panel and a display device are disclosed that enhance the aperture ratio of subpixels. The subpixels include first to fourth subpixels comprising first to third active patterns on the substrate. The first active pattern is electrically connected to the fourth signal line, the second active pattern is electrically connected to the second signal line or the third signal line, and the third active pattern is electrically connected to the first signal line, and at least one of the first to third active patterns includes a cutting area where the cutting areas of the first and second active patterns in the first and second subpixels overlap the emission area.

公开(公告)号：US11910652B2

公开(公告)日：2024-02-20

申请号：US17532417

申请日：2021-11-22

Applicant: LG Display Co., Ltd.

Inventor： Younghee Lee ,  HyunHaeng Lee

IPC: H01L27/14 ,  H10K59/121 ,  H10K59/123 ,  H01L29/786 ,  H01L27/12

CPC classification number: H10K59/1216 ,  H10K59/123 ,  H10K59/1213 ,  H01L27/1225 ,  H01L27/1255 ,  H01L29/7869

Abstract: The disclosure relates to an organic light emitting display panel and an organic light emitting display device including the display panel. Specifically, the organic light emitting display panel includes a buffer layer on a first conductive layer, an active layer on or over the buffer layer, a first insulating film on or over the active layer and overlapping a part of an upper surface of the active layer, a second insulating film on or over the first insulating film and including a first contact hole exposing the part of the upper surface of the active layer, an electrode of an organic light emitting element contacting the active layer through the first and second contact holes, wherein an area in which the active layer and a second conductive layer contact is included in a node at which a reference voltage is applied to a driving transistor.

公开(公告)号：US09214498B2

公开(公告)日：2015-12-15

申请号：US13729788

申请日：2012-12-28

Applicant: LG DISPLAY CO., LTD.

Inventor： Soonil Yun ,  Sungjin Hong ,  Incheol Park ,  Dongho Lee ,  Younghee Lee

IPC: H01L51/00 ,  H01L27/32

CPC classification number: H01L27/3213 ,  H01L27/3216 ,  H01L27/322 ,  H01L27/3246 ,  H01L27/3258 ,  H01L27/326 ,  H01L27/3276 ,  H01L51/0001 ,  H01L2251/5392

Abstract: An organic light emitting display device comprises: a lower substrate; a underlying wire formed on the lower substrate; and red, green, and blue subpixels each comprising a transistor section formed on the lower substrate and an organic light emitting diode, wherein the white subpixel comprises a first electrode which is non-overlapped with the underlying wire and is spaced apart from the underlying wire.

Abstract translation: 有机发光显示装置包括：下基板; 形成在下基板上的底线; 以及每个包括形成在下基板上的晶体管部分和有机发光二极管的红色，绿色和蓝色子像素，其中，所述白色子像素包括与所述下面的线不重叠的第一电极，并且与所述底层电线间隔开 。

公开(公告)号：US20220208921A1

公开(公告)日：2022-06-30

申请号：US17532417

申请日：2021-11-22

Applicant: LG Display Co., Ltd.

Inventor： Younghee Lee ,  HyunHaeng Lee

IPC: H01L27/32

Abstract: The disclosure relates to an organic light emitting display panel and an organic light emitting display device including the display panel. Specifically, the organic light emitting display panel includes a buffer layer on a first conductive layer, an active layer on or over the buffer layer, a first insulating film on or over the active layer and overlapping a part of an upper surface of the active layer, a second insulating film on or over the first insulating film and including a first contact hole exposing the part of the upper surface of the active layer, an electrode of an organic light emitting element contacting the active layer through the first and second contact holes, wherein an area in which the active layer and a second conductive layer contact is included in a node at which a reference voltage is applied to a driving transistor.