公开(公告)号：US09823532B2

公开(公告)日：2017-11-21

申请号：US14617680

申请日：2015-02-09

Applicant: Samsung Display Co., Ltd.

Inventor： Kwang-Chul Jung ,  Il Gon Kim ,  Jun Ki Jeong

IPC: G02F1/136 ,  G02F1/1343 ,  G02F1/1337 ,  G02F1/1362 ,  G02F1/1333 ,  G02F1/1368

CPC classification number: G02F1/136286 ,  G02F1/133345 ,  G02F1/134309 ,  G02F1/136227 ,  G02F1/13624 ,  G02F1/1368 ,  G02F2001/134345 ,  G02F2001/134354

Abstract: A liquid crystal display includes: a first substrate; a gate line disposed on the first substrate; a first data line and a second data line disposed on the first substrate; a first thin film transistor connected to the gate line and to the first data line; a first subpixel electrode connected to the first thin film transistor; a second thin film transistor connected to the gate line and to the second data line; a second subpixel electrode connected to the second thin film transistor; a third thin film transistor connected to the gate line and to the first data line; a fourth thin film transistor connected to the gate line and to the second data line; and a third subpixel electrode connected to the third and fourth thin film transistors.

公开(公告)号：US20150227014A1

公开(公告)日：2015-08-13

申请号：US14617680

申请日：2015-02-09

Applicant: Samsung Display Co., Ltd.

Inventor： Kwang-Chul Jung ,  Il Gon Kim ,  Jun Ki Jeong

IPC: G02F1/1362 ,  G02F1/1333 ,  G02F1/1368

CPC classification number: G02F1/136286 ,  G02F1/133345 ,  G02F1/134309 ,  G02F1/136227 ,  G02F1/13624 ,  G02F1/1368 ,  G02F2001/134345 ,  G02F2001/134354

Abstract: A liquid crystal display includes: a first substrate; a gate line disposed on the first substrate; a first data line and a second data line disposed on the first substrate; a first thin film transistor connected to the gate line and to the first data line; a first subpixel electrode connected to the first thin film transistor; a second thin film transistor connected to the gate line and to the second data line; a second subpixel electrode connected to the second thin film transistor; a third thin film transistor connected to the gate line and to the first data line; a fourth thin film transistor connected to the gate line and to the second data line; and a third subpixel electrode connected to the third and fourth thin film transistors.

Abstract translation: 液晶显示器包括：第一基板; 设置在所述第一基板上的栅极线; 设置在第一基板上的第一数据线和第二数据线; 连接到栅极线和第一数据线的第一薄膜晶体管; 连接到第一薄膜晶体管的第一子像素电极; 连接到栅极线和第二数据线的第二薄膜晶体管; 连接到第二薄膜晶体管的第二子像素电极; 连接到栅极线和第一数据线的第三薄膜晶体管; 连接到栅极线和第二数据线的第四薄膜晶体管; 以及连接到第三和第四薄膜晶体管的第三子像素电极。

公开(公告)号：US11961950B2

公开(公告)日：2024-04-16

申请号：US17260963

申请日：2019-02-12

Applicant: Samsung Display Co., Ltd.

Inventor： Kyung Bae Kim ,  Hyun Joon Kim ,  Kyung Hoon Chung ,  Mee Hye Jung ,  Min Jae Jeong ,  Jun Ki Jeong

IPC: H01L33/62 ,  G09G3/32 ,  H01L25/075 ,  H01L33/38

CPC classification number: H01L33/62 ,  H01L25/0753 ,  H01L33/387 ,  G09G3/32 ,  G09G2300/0426

Abstract: A display device comprises a substrate, a semiconductor layer thereon, a first insulating layer on the semiconductor layer, a first conductive layer on the first insulating layer and including a first electrode pattern, a second insulating layer on the first insulating layer and including first and second conductive patterns, a third insulating layer on the second conductive layer, and a display element layer on the third insulating layer and including a first pixel electrode connected to the first conductive pattern through a first via hole, a second pixel electrode connected to the second conductive pattern through a second via hole, and a micro light-emitting element between the pixel electrodes, the first conductive pattern contacting the semiconductor layer through a first contact hole and the first electrode pattern through a second contact hole, and the second conductive pattern overlapping the first electrode pattern to form a first capacitor therewith.

公开(公告)号：US11908874B2

公开(公告)日：2024-02-20

申请号：US17519485

申请日：2021-11-04

Applicant: Samsung Display Co., Ltd.

Inventor： Seon Young Choi ,  Jae Hyung Cho ,  Jee Hoon Sim ,  Jun Ki Jeong

IPC: H01L27/12 ,  G02F1/1362 ,  G02F1/1333 ,  H01L27/15 ,  H10K59/124 ,  H10K59/121 ,  H10K102/00

CPC classification number: H01L27/1248 ,  G02F1/133345 ,  G02F1/136227 ,  H01L27/1225 ,  H01L27/124 ,  H01L27/1255 ,  H01L27/156 ,  H10K59/124 ,  H10K59/1213 ,  H10K2102/311

Abstract: An embodiment of a display device includes a substrate, a semiconductor layer, a first gate insulating layer, a gate electrode, a second gate insulating layer, a first storage electrode, a first interlayer insulating layer, a second interlayer insulating layer, a data line, and a driving voltage line. The semiconductor layer is disposed on the substrate. The first gate insulating layer is disposed on the semiconductor layer. The gate electrode is positioned on the first insulating layer. The second gate insulating layer is disposed on the gate electrode. The first storage electrode is positioned on the second gate insulating layer. The first interlayer insulating layer is disposed on the first storage electrode and has an opening surrounding the semiconductor layer, the gate electrode, and the first storage electrode. The second interlayer insulating layer is disposed on the first interlayer insulating layer and fills the opening. The data line and the driving voltage line are positioned on the second interlayer insulating layer. The semiconductor layer, the gate electrode, and the storage electrode are included in a pixel region. The display device includes a plurality of pixel regions. The data line and the driving voltage line cross the pixel circuit region. A portion of the semiconductor layer is in contact with the second interlayer insulating that fills the opening.

公开(公告)号：US11710432B2

公开(公告)日：2023-07-25

申请号：US17749690

申请日：2022-05-20

Applicant: Samsung Display Co., Ltd.

Inventor： Hyun Joon Kim ,  Jun Ki Jeong ,  Kyung Hoon Chung ,  Kyung Bae Kim ,  Seung Chan Lee ,  Chong Chul Chai

IPC: G09G3/00

CPC classification number: G09G3/006 ,  G09G2300/0842 ,  G09G2330/10 ,  G09G2330/12

Abstract: A method of testing a display panel including a pixel coupled to first, second, and third power lines, a data line, scan lines, an emission control line, and a test line, the method includes: applying a first power supply voltage to the first power line; applying a test voltage having a turn-on voltage level to the second power line; applying a scan signal having a turn-on voltage level sequentially to the scan lines and an emission control signal having a turn-on voltage level to the emission control line; applying a gate signal to the test line to turn on a test transistor coupled between two electrode of a light emitting element included in the pixel; measuring a sensing voltage output through the data line; and determining whether the pixel is defective, based on a voltage level of the measured sensing voltage.

公开(公告)号：US11645980B2

公开(公告)日：2023-05-09

申请号：US17675406

申请日：2022-02-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyun Joon Kim ,  Jun Ki Jeong

IPC: G09G3/3266

CPC classification number: G09G3/3266 ,  G09G2300/0842 ,  G09G2310/0278 ,  G09G2310/061 ,  G09G2320/0233

Abstract: A pixel of a light-emitting display device includes a capacitor, a first transistor, a second transistor including a gate receiving a gate writing signal, a third transistor including a gate receiving a scan signal, a fourth transistor including a gate receiving a gate initialization signal, a fifth transistor including a gate receiving a first emission signal, a sixth transistor including a gate receiving a second emission signal, and a light-emitting diode. The scan signal and the gate writing signal may be provided at a first frequency, and the first emission signal, the second emission signal and the gate initialization signal may be provided at a second frequency higher than the first frequency.

公开(公告)号：US11211011B2

公开(公告)日：2021-12-28

申请号：US17035846

申请日：2020-09-29

Applicant: Samsung Display Co., Ltd.

Inventor： Hyun Joon Kim ,  Jun Ki Jeong

IPC: G09G3/30 ,  G09G3/3266 ,  H01L27/32

Abstract: The present inventive concept relates to a display device. Specifically, the display device according to an embodiment of the present inventive concept includes pixels; a scan driver supplying a first scan signal, a third scan signal, and a fourth scan signal at a first frequency and supplying a second scan signal at a second frequency that is a divisor of the first frequency; a data driver supplying a data signal at the second frequency; an emission driver supplying an emission control signal at the first frequency; and a timing controller.

公开(公告)号：US11195466B2

公开(公告)日：2021-12-07

申请号：US16872261

申请日：2020-05-11

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Soon-Dong Kim ,  Il-Joo Kim ,  Jun Ki Jeong ,  Jin-Wook Yang ,  Gyung Soon Park

IPC: G09G3/3258 ,  G09G3/3266 ,  G09G3/3291 ,  H01L27/32 ,  G09G3/3233 ,  G09G3/3225 ,  H01L27/12

Abstract: Example embodiments of the present disclosure provide a display device including: a plurality of pixels; a first scan gate line and a second scan gate line configured to transfer scan signals to a first pixel row of the pixels; a plurality of first gate bridges connected with the first scan gate line to transfer the scan signals to a plurality of first pixels at the first pixel row; a plurality of second gate bridges connected with the second scan gate line to transfer the scan signals to a plurality of second pixels at the first pixel row; a plurality of first data lines configured to supply a plurality of data voltages corresponding to the first pixels; and a plurality of second data lines configured to supply a plurality of data voltages corresponding to the second pixels, wherein two of the first data lines are positioned between two first pixels corresponding thereto, and two of the second data lines are positioned between two second pixels corresponding thereto.

公开(公告)号：US10964269B2

公开(公告)日：2021-03-30

申请号：US16274095

申请日：2019-02-12

Applicant: Samsung Display Co., Ltd.

Inventor： Il Joo Kim ,  Gyung Soon Park ,  Jun Ki Jeong

IPC: G09G3/3266 ,  G09G3/3275 ,  G09G3/3233

Abstract: A display device including: a plurality of pixel rows, each of the pixel rows including a plurality of first and second pixels arranged along a first direction; a plurality of first bus wires extending along the first direction and being connected to the first pixels, each of the first bus wires being at one side of a corresponding pixel row from among the pixel rows; and a plurality of second bus wires extending along the first direction and being connected to the second pixels, each of the second bus wires being at one side of a corresponding pixel row from among the pixel rows.

公开(公告)号：US09837034B2

公开(公告)日：2017-12-05

申请号：US15041822

申请日：2016-02-11

Applicant: Samsung Display Co., Ltd.

Inventor： Kwang-Chul Jung ,  Sun Hwa Lee ,  Il Gon Kim ,  Sang-Uk Lim ,  Jun Ki Jeong

IPC: G09G3/36

CPC classification number: G09G3/3648 ,  G09G3/3677 ,  G09G2300/0426 ,  G09G2300/08

Abstract: A display device may include the following elements: a plurality of gate lines extending in a first direction; a plurality of data lines extending in a second direction; a gate driver configured for applying gate signals to the gate lines; a data driver configured for applying data voltages to the data lines; a plurality of pixels electrically connected to the plurality of gate lines and the plurality of data lines; and a control wire set that traverses overlaps an area of a first pixel of the plurality of pixels, electrically interconnects the gate driver and the data driver, and is configured to transmit a control signal from the data driver to the gate driver.