公开(公告)号：US20240212594A1

公开(公告)日：2024-06-27

申请号：US18526934

申请日：2023-12-01

Applicant: LG Display Co., Ltd.

Inventor： Youngjun CHOI ,  SoJung LEE ,  YoungIn JANG

IPC: G09G3/3225

CPC classification number: G09G3/3225 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2310/0262 ,  G09G2310/08 ,  G09G2330/021

Abstract: The present disclosure relates to a display device including scan lines, data lines, control signal lines, and subpixels. A first subpixel among the subpixels includes a first light emitting element including an anode electrode and a cathode electrode; a first driving circuit connected to a first scan line of the plurality of scan lines and a first data line of the plurality of data lines and configured to drive the first light emitting element; a first light emitting control transistor configured to be turned on or off according to a first light emitting control signal supplied to its gate node and control a connection between the first light emitting element and the first driving circuit; and a first light emitting control circuit configured to output a first light emitting control signal to the gate node of the first light emitting control transistor.

公开(公告)号：US20240203375A1

公开(公告)日：2024-06-20

申请号：US18386179

申请日：2023-11-01

Applicant: LG DISPLAY CO., LTD.

Inventor： Youngjun CHOI ,  SoJung LEE

IPC: G09G3/36 ,  G09G3/32 ,  G09G3/3266

CPC classification number: G09G3/3677 ,  G09G3/32 ,  G09G3/3266 ,  G09G2300/0426 ,  G09G2310/0267 ,  G09G2310/0291 ,  G09G2320/0295

Abstract: The present disclosure provides a gate driving circuit and a display device. An nth stage circuit among a plurality of stage circuits included in a gate driving circuit according to embodiments of the disclosure may include a scan output buffer circuit configured to output a scan signal according to voltages of a Q node and a Qb node, a control circuit including a plurality of transistors to control the voltages of the Q node and the Qb node, the plurality of transistors including a first Q node discharge transistor turned on or off by the voltage of the Qb node to control connection between the Q node and a low-potential voltage node, and a body bias circuit configured to supply a body bias voltage to a body of a first Q node discharge transistor.

公开(公告)号：US20220197441A1

公开(公告)日：2022-06-23

申请号：US17539773

申请日：2021-12-01

Applicant: LG DISPLAY CO., LTD

Inventor： Youngjun CHOI ,  SangWook LEE ,  Yongseon SHIN

IPC: G06F3/044 ,  G06F3/041

Abstract: A light emitting display apparatus is provided, in which at least two touch electrodes are connected with a touch driver through a single touch line and their areas are different from each other, and the light emitting display apparatus comprises a substrate, touch electrodes provided on the substrate, touch lines provided on the substrate, a cover layer covering the touch electrodes and the touch lines, a light emitting driving layer provided on an upper end of the cover layer, and a touch driver connected with the touch lines, wherein at least two touch electrodes are connected to one touch line, and areas of at least two touch electrodes connected to one touch line are different from each other.

公开(公告)号：US20180114820A1

公开(公告)日：2018-04-26

申请号：US15701847

申请日：2017-09-12

Applicant: LG Display Co., Ltd.

Inventor： Jongsik SHIM ,  Youngjun CHOI ,  Younsub KIM

IPC: H01L27/32

CPC classification number: H01L27/3248 ,  H01L27/322 ,  H01L27/3246 ,  H01L27/3276 ,  H01L51/0096

Abstract: The present disclosure relates to a display device including a light emitting element display. The present disclosure suggests a flat panel display comprising: a substrate; a driving element disposed on a first surface of the substrate; an organic light emitting diode disposed on a second surface of the substrate; a through-hole penetrating the substrate from the front surface to the rear surface; and a connecting electrode filling the through-hole for linking the driving element to the organic light emitting diode.