公开(公告)号：US20240040879A1

公开(公告)日：2024-02-01

申请号：US18482426

申请日：2023-10-06

Applicant: LG Display Co., Ltd.

Inventor： Hyung Uk Jang ,  Chul Nam

IPC: H10K59/35 ,  H10K50/86 ,  H10K50/80 ,  H10K59/65 ,  H10K59/121

CPC classification number: H10K59/353 ,  H10K50/865 ,  H10K50/868 ,  H10K59/65 ,  H10K59/121

Abstract: An embodiment discloses a display panel and a display device including the same. The display panel includes a first display region in which a plurality of pixels are disposed, and a second display region including a plurality of pixel regions, in which a plurality of pixels are disposed, and a plurality of light-transmitting regions disposed between the plurality of pixel regions, wherein the second display region includes a plurality of first pixels disposed in the plurality of pixel regions, a plurality of second pixels disposed in the plurality of light-transmitting regions, and a plurality of first electrodes extending from the plurality of pixel regions to the plurality of light-transmitting regions to electrically connect the plurality of first pixels to the plurality of second pixels.

公开(公告)号：US11232756B2

公开(公告)日：2022-01-25

申请号：US17116750

申请日：2020-12-09

Applicant: LG Display Co., Ltd.

Inventor： Hyung-Uk Jang ,  Chul Nam ,  Byeong-Seong So ,  Young-Sung Cho

IPC: G09G3/3291 ,  G09G3/3266

Abstract: An electroluminescent display device having a plurality of pixels is disclosed. Each pixel includes a driving transistor having a gate connected to a first node, a source connected to a third node, and a drain connected to a fourth node, to generate pixel current corresponding to a data voltage when a high-level source voltage is applied to the third node, a light emitting element connected between the fourth node and an input terminal for a low-level source voltage, an internal compensator including first and second capacitors, and switching transistors, and a kick-back compensation transistor to apply a DC voltage higher than an initialization voltage to the first node in a kick-back compensation period between an initialization period and a data writing period.

公开(公告)号：US20210201759A1

公开(公告)日：2021-07-01

申请号：US17135928

申请日：2020-12-28

Applicant: LG Display Co., Ltd.

Inventor： Young-Sung Cho ,  Chul Nam ,  Byeong-Seong So ,  Hyung-Uk Jang

IPC: G09G3/30

Abstract: An electroluminescent display device has a plurality of pixels and each pixel includes a driving transistor having a gate connected to a first node, a source connected to a third node, and a drain connected to a fourth node, the driving transistor generating pixel current corresponding to a data voltage when a high-level source voltage is applied to the third node, an internal compensator comprising a first capacitor connected between the first node and a second node, and a second capacitor connected between the second node and an input terminal for the high-level source voltage, the internal compensator controlling a threshold voltage of the driving transistor with reference to a first scan signal, a second scan signal opposite to the first scan signal in phase, a third scan signal lagging the first scan signal in phase, a fourth scan signal leading the first scan signal in phase, and an emission signal, and a light emitting element connected between a fifth node to be connected to the fourth node and an input terminal for a low-level source voltage.

公开(公告)号：US20140168553A1

公开(公告)日：2014-06-19

申请号：US13906081

申请日：2013-05-30

Applicant: LG DISPLAY CO., LTD.

Inventor： JongSin Park ,  Chul Nam ,  JaeHyung Jo

IPC: G02F1/1362

CPC classification number: G02F1/136286 ,  G02F1/134363 ,  G02F1/1345 ,  G02F2001/13456 ,  G02F2001/13629 ,  G09G3/3677 ,  G09G2300/0426 ,  G09G2300/0465 ,  G09G2310/0278 ,  G09G2310/0281

Abstract: An LCD device includes a plurality of first vertical gate lines and a plurality of data lines vertically disposed in a liquid crystal panel, a plurality of second horizontal gate lines horizontally disposed in the liquid crystal panel, and a plurality of driving ICs disposed in an upper or lower non-display area of the liquid crystal panel. The plurality of horizontal gate lines and the plurality of vertical gate lines may be disposed on different layers. The plurality of vertical gate lines and the plurality of horizontal gate lines are electrically connected to each other in respective pairs through a contact in an overlapping area therebetween.

Abstract translation: 液晶显示装置包括多个第一垂直栅极线和垂直设置在液晶面板中的多个数据线，水平放置在液晶面板中的多个第二水平栅极线以及设置在上部的多个驱动IC 或更低的液晶面板的非显示区域。 多个水平栅极线和多个垂直栅极线可以设置在不同的层上。 多个垂直栅极线和多个水平栅极线通过彼此之间的重叠区域中的接触以相互成对的方式彼此电连接。

公开(公告)号：US20220069028A1

公开(公告)日：2022-03-03

申请号：US17412015

申请日：2021-08-25

Applicant: LG Display Co., Ltd.

Inventor： Hyung Uk Jang ,  Chul Nam

IPC: H01L27/32 ,  H01L51/52

Abstract: An embodiment discloses a display panel and a display device including the same. The display panel includes a first display region in which a plurality of pixels are disposed, and a second display region including a plurality of pixel regions, in which a plurality of pixels are disposed, and a plurality of light-transmitting regions disposed between the plurality of pixel regions, wherein the second display region includes a plurality of first pixels disposed in the plurality of pixel regions, a plurality of second pixels disposed in the plurality of light-transmitting regions, and a plurality of first electrodes extending from the plurality of pixel regions to the plurality of light-transmitting regions to electrically connect the plurality of first pixels to the plurality of second pixels.

公开(公告)号：US20140168552A1

公开(公告)日：2014-06-19

申请号：US14101818

申请日：2013-12-10

Applicant: LG DISPLAY CO., LTD.

Inventor： Jae Hyung Jo ,  Chul Nam ,  Jong Sin Park

IPC: G02F1/133

CPC classification number: G02F1/13306 ,  G02F1/134363 ,  G02F1/1345 ,  G02F1/136286 ,  G02F2001/13456 ,  G02F2001/13629 ,  G09G2310/0281

Abstract: An LCD device includes a plurality of first gate lines and a plurality of data lines vertically formed in a liquid crystal panel, a plurality of second gate lines horizontally formed in the liquid crystal panel, and a plurality of driving ICs disposed in an upper or lower non-display area of the liquid crystal panel, connected to the plurality of first gate lines to supply a scan signal, and connected to the plurality of data lines to supply data voltages. The plurality of first gate lines and the plurality of second gate lines are electrically connected to each other in pairs through a contact in an overlapping area therebetween, and the plurality of first gate lines and the plurality of data lines are formed on different layers.

Abstract translation: LCD装置包括多个第一栅极线和垂直形成在液晶面板中的多条数据线，在液晶面板中水平形成的多条第二栅极线以及设置在上部或下部的多个驱动IC 液晶面板的非显示区域，连接到多个第一栅极线以提供扫描信号，并且连接到多条数据线以提供数据电压。 多个第一栅极线和多个第二栅极线通过其间的重叠区域中的接触成对地电连接，并且多个第一栅极线和多条数据线形成在不同的层上。

公开(公告)号：US20250107383A1

公开(公告)日：2025-03-27

申请号：US18975543

申请日：2024-12-10

Applicant: LG Display Co., Ltd.

Inventor： Hyung Uk Jang ,  Chul Nam

IPC: H10K59/35 ,  H10K50/80 ,  H10K50/86 ,  H10K59/121 ,  H10K59/65

Abstract: An embodiment discloses a display panel and a display device including the same. The display panel includes a first display region in which a plurality of pixels are disposed, and a second display region including a plurality of pixel regions, in which a plurality of pixels are disposed, and a plurality of light-transmitting regions disposed between the plurality of pixel regions, wherein the second display region includes a plurality of first pixels disposed in the plurality of pixel regions, a plurality of second pixels disposed in the plurality of light-transmitting regions, and a plurality of first electrodes extending from the plurality of pixel regions to the plurality of light-transmitting regions to electrically connect the plurality of first pixels to the plurality of second pixels.

公开(公告)号：US12200999B2

公开(公告)日：2025-01-14

申请号：US18482426

申请日：2023-10-06

Applicant: LG Display Co., Ltd.

Inventor： Hyung Uk Jang ,  Chul Nam

IPC: H10K59/121 ,  H10K50/80 ,  H10K50/86 ,  H10K59/35 ,  H10K59/65

Abstract: An embodiment discloses a display panel and a display device including the same. The display panel includes a first display region in which a plurality of pixels are disposed, and a second display region including a plurality of pixel regions, in which a plurality of pixels are disposed, and a plurality of light-transmitting regions disposed between the plurality of pixel regions, wherein the second display region includes a plurality of first pixels disposed in the plurality of pixel regions, a plurality of second pixels disposed in the plurality of light-transmitting regions, and a plurality of first electrodes extending from the plurality of pixel regions to the plurality of light-transmitting regions to electrically connect the plurality of first pixels to the plurality of second pixels.

公开(公告)号：US20240315099A1

公开(公告)日：2024-09-19

申请号：US18670467

申请日：2024-05-21

Applicant: LG Display Co., Ltd.

Inventor： Donghyun Lee ,  Chul Nam ,  Hyuck Choi

IPC: H10K59/131 ,  G09G3/3233 ,  G09G3/3266 ,  H01L27/12 ,  H10K59/122 ,  H10K59/123 ,  H10K59/65 ,  H10K77/10

CPC classification number: H10K59/131 ,  G09G3/3266 ,  H10K59/123 ,  H10K77/10 ,  G09G3/3233 ,  G09G2300/0439 ,  H01L27/124 ,  H10K59/122 ,  H10K59/65

Abstract: A partial transparent display device has a light transmitting function and a light emitting function in one area. The partial transparent display device includes a substrate, a transparent emission area, a driving emission area, and a pad part. The transparent emission area is disposed to be adjacent to one side of the substrate. The driving emission area is disposed to be adjacent to the transparent emission area and to be closer to the other side opposite to the one side. The pad part extends from the driving emission area and is disposed on the other side. The driving emission area includes driving emission pixels which are defined by scan lines, data lines, and pixel driving power supply lines. The transparent emission area includes transparent emission pixels which are defined without the scan lines, the data lines, and the pixel driving power supply lines.

公开(公告)号：US12022703B2

公开(公告)日：2024-06-25

申请号：US17860581

申请日：2022-07-08

Applicant: LG Display Co., Ltd.

Inventor： Donghyun Lee ,  Chul Nam ,  Hyuck Choi

IPC: H10K59/131 ,  G09G3/3233 ,  G09G3/3266 ,  H01L27/12 ,  H10K59/122 ,  H10K59/123 ,  H10K59/65 ,  H10K77/10

CPC classification number: H10K59/131 ,  G09G3/3266 ,  H10K59/123 ,  H10K77/10 ,  G09G3/3233 ,  G09G2300/0439 ,  H01L27/124 ,  H10K59/122 ,  H10K59/65

Abstract: A partial transparent display device has a light transmitting function and a light emitting function in one area. The partial transparent display device includes a substrate, a transparent emission area, a driving emission area, and a pad part. The transparent emission area is disposed to be adjacent to one side of the substrate. The driving emission area is disposed to be adjacent to the transparent emission area and to be closer to the other side opposite to the one side. The pad part extends from the driving emission area and is disposed on the other side. The driving emission area includes driving emission pixels which are defined by scan lines, data lines, and pixel driving power supply lines. The transparent emission area includes transparent emission pixels which are defined without the scan lines, the data lines, and the pixel driving power supply lines.