公开(公告)号：US11436991B2

公开(公告)日：2022-09-06

申请号：US17326399

申请日：2021-05-21

Applicant: Samsung Display Co., Ltd.

Inventor： Dong Hee Shin ,  Geunho Lee ,  Yonghee Lee

IPC: G09G3/30 ,  G09G3/36 ,  G02F1/133

Abstract: Provided is a display device including a display panel and a gate driving circuit. The gate driving circuit includes a stage part including a first stage group and a second stage group cascade-connected to the first stage group, a branch line part having first branch lines electrically connected to the first stages, respectively, and second branch lines electrically connected to the second stages, respectively, line pattern rows having first pattern rows electrically connected to the first branch lines and second pattern rows electrically connected to the second branch lines, respectively, and a signal line facing the line pattern rows in the first direction. Any one second branch line among the second branch lines includes a first line portion extending in the first direction and a second line portion extending in the second direction and disposed between the signal line and the line pattern rows on a plane.

公开(公告)号：US20240321184A1

公开(公告)日：2024-09-26

申请号：US18613106

申请日：2024-03-22

Applicant: Samsung Display Co., Ltd.

Inventor： Yonghee Lee ,  Jihye Lee ,  Jinseon Kwak

IPC: G09G3/32

CPC classification number: G09G3/32 ,  G09G2310/0267

Abstract: A display apparatus is disclosed that includes a substrate including a pixel circuit area and a driving circuit region, a sub-gate driving circuit disposed over the pixel circuit area, a main gate driving circuit arranged on a left side or a right side of the pixel circuit area, a main gate signal output line configured to transfer an output signal of the main gate driving circuit, a sub-gate signal output line configured to transfer an output signal of the sub-gate driving circuit, and a plurality of input lines crossing the main gate signal output line, wherein the plurality of input lines extend to cross the sub-gate signal output line.

公开(公告)号：US11977300B2

公开(公告)日：2024-05-07

申请号：US17117787

申请日：2020-12-10

Applicant: Samsung Display Co., LTD.

Inventor： Dong Hee Shin ,  Yonghee Lee ,  Geunho Lee

IPC: G02F1/1339 ,  G02F1/1333 ,  G02F1/1335 ,  G02F1/1345 ,  G02F1/1362 ,  G02F1/1368

CPC classification number: G02F1/13394 ,  G02F1/133514 ,  G02F1/13452 ,  G02F1/13458 ,  G02F1/136222 ,  G02F1/133351 ,  G02F1/136254 ,  G02F1/136286 ,  G02F1/1368

Abstract: A display device includes a first base substrate, a second base substrate disposed on the first base substrate, a connecting member disposed between the first base substrate and the second base substrate, a pad disposed on the first base substrate, and a first protruding pattern disposed between the connecting member and the pad. A thickness of the first protruding pattern is smaller than a thickness of the connecting member.

公开(公告)号：US11803072B2

公开(公告)日：2023-10-31

申请号：US17079168

申请日：2020-10-23

Applicant: Samsung Display Co., Ltd.

Inventor： Donghee Shin ,  Geunho Lee ,  Yonghee Lee

IPC: G02F1/13 ,  G01R31/28 ,  G02F1/1362 ,  G02F1/1339 ,  G02F1/1335

CPC classification number: G02F1/1309 ,  G01R31/2825 ,  G02F1/1339 ,  G02F1/133512 ,  G02F1/136286

Abstract: Provided is a display device including a display area and a non-display area. The display device comprises a first substrate including a plurality of signal lines which are disposed corresponding to the display area and a plurality of inspection pads which are electrically connected to each of the signal lines and disposed corresponding to the non-display area, a second substrate facing the first substrate and including a light blocking layer which is disposed corresponding to the non-display area, and an encapsulation layer disposed, corresponding to the non-display area, between the first substrate and the second substrate. Each of the inspection pads includes a plurality of opening portions defined spaced apart from each other and a metal pattern portion surrounding the opening portions.

公开(公告)号：US11543712B2

公开(公告)日：2023-01-03

申请号：US17161418

申请日：2021-01-28

Applicant: Samsung Display Co., Ltd.

Inventor： Dong Hee Shin ,  Geunho Lee ,  Yonghee Lee

IPC: G02F1/1345 ,  G09G3/36 ,  G02F1/1368

Abstract: A display apparatus includes: a display panel includes: a plurality of pixels to display an image; a gate driver to drive the pixels; a first part electrically connected to the pixels; and a second part electrically connected to the gate driver. The gate driver includes: a plurality of stages to generate a gate signal to be provided to the pixels; k number of clock wirings to provide k number of clock signals to the plurality of stages; and k number of clock bar wirings to provide k number of clock bar signals to the plurality of stages (where k is a natural number of one or greater), and the second part includes: k number of clock pads electrically connected to the k number of clock wirings, respectively; and k number of clock bar pads electrically connected to the k number of clock bar wirings, respectively. The k number of clock wirings and the k number of clock bar wirings are arranged in a first order, and the k number of clock pads and the k number of clock bar pads are arranged in a second order different from the first order.

公开(公告)号：US11049436B1

公开(公告)日：2021-06-29

申请号：US17005383

申请日：2020-08-28

Applicant: Samsung Display Co., Ltd.

Inventor： Dong Hee Shin ,  GeunHo Lee ,  Yonghee Lee

IPC: G09G3/20

Abstract: A display device may include a first display substrate. The first display substrate may include a first line disposed in the non-display region to apply a common voltage to the display region, a gate driving circuit disposed in the non-display region between the display region and the first line, gate lines connected to the gate driving circuit, and a second line disposed between the first line and the gate driving circuit. The gate driving circuit may include clock signal lines, each of which receives a clock signal, and stage circuits connected to corresponding ones of the clock signal lines and the gate lines to output gate signals. The second line may be disposed between the first line and one of the clock signal lines disposed closest to the first line and may be electrically disconnected from the stage circuits.

公开(公告)号：US11353762B2

公开(公告)日：2022-06-07

申请号：US17179750

申请日：2021-02-19

Applicant: Samsung Display Co., Ltd.

Inventor： Dong Hee Shin ,  Geunho Lee ,  Yonghee Lee

IPC: G02F1/1362 ,  G02F1/1368

Abstract: A display device comprises a first pixel including a first transistor including a first control electrode, a first input electrode, and a first output electrode spaced apart from the first input electrode and a first pixel electrode connected to the first output electrode, a second pixel adjacent to the first pixel in a first direction and including a second transistor including a second control electrode, a second input electrode, and a second output electrode spaced apart from the second input electrode and a second pixel electrode connected to the second output electrode, and a scan line for providing a scan signal to the first and second control electrodes. The first and second input electrodes are disposed in a second direction intersecting the first direction from the first and second output electrodes, respectively, and the first input electrode includes a first extension portion extending toward the second output electrode.

公开(公告)号：US10656484B2

公开(公告)日：2020-05-19

申请号：US15689710

申请日：2017-08-29

Applicant: Samsung Display Co., Ltd.

Inventor： Yonghee Lee ,  Daesuk Kim ,  Kyungho Kim ,  Dong-Yoon Lee

IPC: G02F1/1362 ,  G02F1/1368 ,  G02F1/1343 ,  H01L21/66 ,  H01L27/12 ,  G09G3/20

Abstract: A display panel includes a gate line, a data line, a switching element, a pixel electrode, and a conductive member. The switching element includes a gate electrode, a source electrode, and a drain electrode. The gate electrode is electrically connected to the gate line. The source electrode is electrically connected to the data line. The pixel electrode is electrically connected to the drain electrode, includes a bar portion, and includes a branch. The branch is oblique relative to the bar portion in a plan view of the display panel. The conductive member includes an extending portion and a maker. The marker protrudes from the extending portion in the plan view of the display panel and overlaps the branch.

公开(公告)号：US11693284B2

公开(公告)日：2023-07-04

申请号：US16853674

申请日：2020-04-20

Applicant: Samsung Display Co., Ltd.

Inventor： Yonghee Lee ,  Daesuk Kim ,  Kyungho Kim ,  Dong-Yoon Lee

IPC: G02F1/1362 ,  G02F1/1368 ,  G02F1/1343 ,  H01L21/66 ,  H01L27/12 ,  G09G3/20

CPC classification number: G02F1/136259 ,  G02F1/1368 ,  G02F1/134336 ,  G02F1/136286 ,  G09G3/20 ,  H01L22/22 ,  H01L27/124 ,  G02F1/136263 ,  G02F2201/123 ,  G09G2300/0426 ,  G09G2330/08 ,  G09G2330/10

Abstract: A display panel includes gate lines, data lines, switching elements connected to the gate lines and the data lines, pixel electrodes connected to the switching elements and markers. The pixel electrode includes first, second third and fourth areas which are divided by a horizontal central line and a vertical central line. The first, second, third and fourth areas correspond to an upper-left portion, an upper-right portion, a lower-left portion and a lower-right portion of a central point of the pixel electrode. When the pixel electrode is disposed between first and second data lines and connected to the first data line, the marker is disposed in one of the first and third areas. When the pixel electrode is disposed between the first and second data lines and connected to the second data line, the marker is disposed in one of the second and fourth areas.

公开(公告)号：US11450255B2

公开(公告)日：2022-09-20

申请号：US17223318

申请日：2021-04-06

Applicant: Samsung Display Co., Ltd.

Inventor： Dong Hee Shin ,  Geunho Lee ,  Yonghee Lee

IPC: G09G3/20

Abstract: A display panel includes a plurality of blocks. The block includes a plurality of first-gate lines extending in a first direction and a plurality of second-gate lines extending in a second direction different from the first direction. The first-gate lines are connected to corresponding second-gate lines one-to-one in the block. The second-gate lines disposed in a first area of the block are connected to odd numbered first-gate lines among the plurality of first-gate lines one-to-one. The second-gate lines disposed in a second area of the block are connected to even numbered first-gate lines among the plurality of first-gate lines one-to-one.