公开(公告)号：US11514859B2

公开(公告)日：2022-11-29

申请号：US17138013

申请日：2020-12-30

Applicant: LG DISPLAY CO., LTD.

Inventor： Youngin Jang ,  Kyungmin Kim ,  Hyundong Kim

IPC: G09G3/3266 ,  H01L27/12 ,  G09G3/3233

Abstract: A display apparatus and a multi-screen display apparatus including the display apparatus are provided. The display apparatus includes a substrate including a display portion, a plurality of pixels connected to a gate line and a data line disposed in the display portion, and a gate driving circuit disposed in the display portion to drive the gate line. The gate driving circuit includes a stage circuit unit including a plurality of stage circuits respectively disposed in a plurality of division regions defined in the display portion, and a circuit repair portion configured to repair at least one of the plurality of stage circuits.

公开(公告)号：US12289973B2

公开(公告)日：2025-04-29

申请号：US18052833

申请日：2022-11-04

Applicant: LG Display Co., Ltd.

Inventor： Subin Kim ,  Youngin Jang ,  Kyungyun Kang

IPC: H10K59/131 ,  G09G3/20 ,  G09G3/3233 ,  G09G3/3275 ,  H10K50/844

Abstract: A light emitting display apparatus includes a display portion including a plurality of pixel driving lines disposed over a substrate and a plurality of pixels selectively connected to the plurality of pixel driving lines, a light emitting device layer disposed at the display portion, a dam portion including at least one dam having a metal line, a plurality of switching circuit portions disposed to overlap the at least one dam and selectively connected to the plurality of pixel driving lines, and a front pad portion including a plurality of front pads electrically coupled to the plurality of pixel driving lines and the metal line of the at least one dam, each of the plurality of switching circuit portions includes first and second switching circuits each including a gate electrode electrically coupled to the metal line of the at least one dam.

公开(公告)号：US12118907B2

公开(公告)日：2024-10-15

申请号：US18359657

申请日：2023-07-26

Applicant: LG Display Co., Ltd.

Inventor： Youngin Jang ,  Subin Kim ,  KyungYun Kang

IPC: G09G3/00 ,  G09G5/02

CPC classification number: G09G3/006 ,  G09G5/02

Abstract: A display apparatus includes a display panel in which pixels, signal lines connected to the pixels, and gate lines supplying gate signals to the pixels are provided, and link lines provided on a rear surface of the display panel and connected to the signal lines provided on a front surface of the display panel, wherein a test unit is provided at ends of the link lines on the rear surface.

公开(公告)号：US11823630B2

公开(公告)日：2023-11-21

申请号：US17859829

申请日：2022-07-07

Applicant: LG DISPLAY CO., LTD.

Inventor： Youngin Jang ,  Kyungmin Kim ,  Hyundong Kim

IPC: G09G3/3266 ,  H01L27/12 ,  G09G3/3233

CPC classification number: G09G3/3266 ,  H01L27/124 ,  G09G3/3233 ,  G09G2300/026 ,  G09G2300/0408 ,  G09G2310/0291 ,  G09G2330/08

Abstract: Discussed is a display apparatus including a substrate including a display portion, a plurality of pixels connected to a gate line and a data line disposed in the display portion, and a gate driving circuit disposed in the display portion to drive the gate line. The gate driving circuit includes a stage circuit unit including a plurality of stage circuits respectively disposed in a plurality of division regions defined in the display portion, and a circuit repair portion configured to repair at least one of the plurality of stage circuits and including a plurality of repair patterns. Further, at least one of the plurality of repair patterns is configured to be electrically disconnected from the at least one of the plurality of stage circuits.

公开(公告)号：US11600685B2

公开(公告)日：2023-03-07

申请号：US17139277

申请日：2020-12-31

Applicant: LG Display Co., Ltd.

Inventor： Hyundong Kim ,  Kyungmin Kim ,  Youngin Jang

IPC: H01L27/32 ,  G09G3/3291

Abstract: A display panel includes an active area including pixels arranged along a first direction and a second direction intersecting each other and data lines and gate lines arranged to be intersected; and shift registers supplying a gate pulse to each of the gate lines, wherein each of the shift registers includes GIP circuit portions dispersedly disposed in the active area; and GIP lines supplying a predetermined signal to the GIP circuit portions or connecting the GIP circuit portions with each other, the GIP lines being located between neighboring pixels along the second direction.