公开(公告)号：US10401684B2

公开(公告)日：2019-09-03

申请号：US15137854

申请日：2016-04-25

Applicant: Samsung Display Co. Ltd.

Inventor： Ik Han Oh ,  Wan Namgung ,  Seung Kyu Lee ,  Ho Jun Lee ,  Youn Hak Jeong

IPC: G02F1/1337 ,  G02F1/1343 ,  G02F1/1362

Abstract: A liquid crystal display device includes first and second substrates facing each other and including pixels, a pixel electrode disposed on the first substrate to be provided in each of the pixels, and a common electrode disposed on the second substrate, where the pixel electrode includes first unit electrodes, each of the first unit electrodes includes four domains, which are arranged in two rows in a first direction and two columns in a second direction, the four domains include first, second, third, and fourth domains of a corresponding first unit electrode, each of the first unit electrodes further includes a first slit, which is an opening defined along boundaries between the first through fourth domains, and the common electrode includes second slits, which are openings defined along outer sides of each of the first unit electrodes.

公开(公告)号：US09904111B2

公开(公告)日：2018-02-27

申请号：US15180119

申请日：2016-06-13

Applicant: Samsung Display Co. Ltd.

Inventor： Se Hyun Lee ,  Ik Han Oh ,  Youn Hak Jeong ,  Ki Pyo Hong ,  Wan Namgung ,  Ho Jun Lee ,  Dong Chul Shin

IPC: G02F1/1337 ,  G02F1/1343 ,  G02F1/1362

CPC classification number: G02F1/133707 ,  G02F1/134309 ,  G02F1/136209

Abstract: A liquid crystal display includes: a first panel including a first electrode; a second panel including a second electrode; and a liquid crystal layer between the first and second panels. The first electrode includes: a central electrode disposed in a central region of a pixel; an outer electrodes extending along a side of the central electrode; and a connection electrode which connects the outer electrode and the central electrode. A slit pattern is defined in the first electrode around the central electrode, and a liquid crystal control pattern is defined in the first electrode in a corner region of the pixel. Horizontal and vertical incisions, which divide the first electrode into a plurality of domains, are defined in the second electrode, an end portion of the outer electrode is disposed to correspond to the corner region, and the end portion of the outer electrode extends farther than the central electrode.

公开(公告)号：US09625777B2

公开(公告)日：2017-04-18

申请号：US14547575

申请日：2014-11-19

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dong Hee Shin ,  Youn Hak Jeong ,  Ho Jun Lee ,  Yoo Mi Ra ,  Kee-Bum Park ,  Hong Min Yoon

IPC: G02F1/1362 ,  G02F1/1343

CPC classification number: G02F1/136213 ,  G02F1/13624 ,  G02F2001/134345 ,  G02F2001/136218

Abstract: A liquid crystal display includes a substrate, a gate line, a data line, first and second reference voltage lines disposed on the substrate, first and second subpixel electrodes disposed in one pixel area, and first to third switching elements. The first and second reference voltage lines apply first and second reference voltages. The first and second subpixel electrodes include a plate portion and a plurality of branch portions extending from the plate portion. The first and second reference voltage lines include a first portion overlapping the first subpixel electrode and the second subpixel electrode. The first portion overlaps the plate portion of the first and second subpixel electrodes. A voltage difference between the first subpixel electrode and a common voltage is larger than a voltage difference between the second subpixel electrode and the common voltage.

公开(公告)号：US12174491B2

公开(公告)日：2024-12-24

申请号：US18137482

申请日：2023-04-21

Applicant: Samsung Display Co., Ltd.

Inventor： Youn Hak Jeong ,  Wan Namgung ,  Hong Min Yoon ,  Ho Jun Lee ,  Pil Gyu Kang ,  Seung Kyu Lee ,  Yun Seok Lee

IPC: G02F1/1337 ,  G02F1/1339 ,  G02F1/1343

Abstract: A liquid crystal display according to an exemplary embodiment of the present system and method includes a first insulation substrate, a thin film transistor disposed on the first insulation substrate, a pixel electrode connected to the thin film transistor, a protrusion disposed on the pixel electrode, a second insulation substrate facing the first insulation substrate, a common electrode disposed on the second insulation substrate, and a liquid crystal layer disposed between the pixel electrode and the common electrode, wherein one pixel includes a thin film transistor formation region where the thin film transistor is disposed and a display area where the pixel electrode is disposed, and the protrusion is disposed to overlay at least a portion of edges of the display area.

公开(公告)号：US20200020723A1

公开(公告)日：2020-01-16

申请号：US16580452

申请日：2019-09-24

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： YOUN HAK JEONG ,  Bo Yeong Kim ,  Jang soo Kim ,  Hong Min Yoon ,  Seong Young Lee ,  Ho Jun Lee

IPC: H01L27/12 ,  G02F1/1362 ,  H01L29/423 ,  G02F1/1343

Abstract: A liquid crystal display includes: first and second thin film transistors and a compensation transistor formed on a first insulation substrate; a first gray subpixel electrode connected to a drain electrode of the first thin film transistor; a second gray subpixel electrode connected to a drain electrode of the compensation transistor and a drain electrode of the second thin film transistor; and first and second reference voltage lines overlapping at least one of the second gray subpixel electrode and the first gray subpixel electrode, wherein a pixel area occupied by the first gray subpixel electrode and the second gray subpixel electrode is extended in a first direction, the first and second reference voltage lines are extended in a second direction, which is substantially perpendicular to the first direction, to overlap the pixel area, and one of the first and second reference voltage lines is connected to a source electrode of the compensation transistor.

公开(公告)号：US09772534B2

公开(公告)日：2017-09-26

申请号：US15372543

申请日：2016-12-08

Applicant: Samsung Display Co., Ltd.

Inventor： Youn Hak Jeong ,  Hong Min Yoon ,  Ho Jun Lee ,  Seung-Kyu Lee

IPC: G02F1/1368 ,  G09G3/36 ,  G02F1/1362

CPC classification number: G02F1/136286 ,  G02F1/13624 ,  G02F1/1368 ,  G02F2001/136218 ,  G02F2201/123 ,  G09G3/3648 ,  G09G3/3696 ,  G09G2300/0426 ,  G09G2300/0447 ,  G09G2320/0233 ,  G09G2320/0242

Abstract: A liquid crystal display is provided. The display includes: gate lines applied with a gate signal; data lines applied with a data signal; reference voltage lines respectively applied with first and second reference voltage having different polarities; first, second, and third subpixel electrodes included in one pixel area; a first switching element connected to the first gate line, the first data line, and the first subpixel electrode; a second switching element connected to the first gate line, the first data line, and the second subpixel electrode; a third switching element connected to the first or second gate line, the first or second data line, and the third subpixel electrode; a fourth switching element connected to the first gate line, the first reference voltage line, and the first subpixel electrode; and a fifth switching element connected to the first gate line, the second reference voltage line, and the second subpixel electrode.

公开(公告)号：US09547211B2

公开(公告)日：2017-01-17

申请号：US14258910

申请日：2014-04-22

Applicant: Samsung Display Co., Ltd.

Inventor： Youn Hak Jeong ,  Hong Min Yoon ,  Ho Jun Lee ,  Seung-Kyu Lee

IPC: G02F1/1368 ,  G02F1/1362 ,  G09G3/36

CPC classification number: G02F1/136286 ,  G02F1/13624 ,  G02F1/1368 ,  G02F2001/136218 ,  G02F2201/123 ,  G09G3/3648 ,  G09G3/3696 ,  G09G2300/0426 ,  G09G2300/0447 ,  G09G2320/0233 ,  G09G2320/0242

Abstract: A liquid crystal display is provided. The display includes: gate lines applied with a gate signal; data lines applied with a data signal; reference voltage lines respectively applied with first and second reference voltage having different polarities; first, second, and third subpixel electrodes included in one pixel area; a first switching element connected to the first gate line, the first data line, and the first subpixel electrode; a second switching element connected to the first gate line, the first data line, and the second subpixel electrode; a third switching element connected to the first or second gate line, the first or second data line, and the third subpixel electrode; a fourth switching element connected to the first gate line, the first reference voltage line, and the first subpixel electrode; and a fifth switching element connected to the first gate line, the second reference voltage line, and the second subpixel electrode.

Abstract translation: 提供液晶显示器。 显示器包括：施加门信号的栅极线; 应用数据信号的数据线; 分别施加具有不同极性的第一和第二参考电压的参考电压线; 包括在一个像素区域中的第一，第二和第三子像素电极; 连接到第一栅极线，第一数据线和第一子像素电极的第一开关元件; 连接到第一栅极线，第一数据线和第二子像素电极的第二开关元件; 连接到第一或第二栅极线，第一或第二数据线和第三子像素电极的第三开关元件; 连接到第一栅极线，第一参考电压线和第一子像素电极的第四开关元件; 以及连接到第一栅极线，第二参考电压线和第二子像素电极的第五开关元件。

公开(公告)号：US20160246089A1

公开(公告)日：2016-08-25

申请号：US14989477

申请日：2016-01-06

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Youn Hak Jeong ,  Bo Yeong Kim ,  Jang Soo Kim ,  Hong Min Yoon ,  Seong Young Lee ,  Ho Jun Lee

IPC: G02F1/1368 ,  H01L29/423 ,  H01L27/12 ,  G02F1/1362 ,  G02F1/1343

CPC classification number: H01L27/1222 ,  G02F1/134309 ,  G02F1/13624 ,  G02F1/136286 ,  G02F2001/134318 ,  G02F2001/134345 ,  H01L27/124 ,  H01L29/42384

Abstract: A liquid crystal display includes: first and second thin film transistors and a compensation transistor formed on a first insulation substrate; a first gray subpixel electrode connected to a drain electrode of the first thin film transistor; a second gray subpixel electrode connected to a drain electrode of the compensation transistor and a drain electrode of the second thin film transistor; and first and second reference voltage lines overlapping at least one of the second gray subpixel electrode and the first gray subpixel electrode, wherein a pixel area occupied by the first gray subpixel electrode and the second gray subpixel electrode is extended in a first direction, the first and second reference voltage lines are extended in a second direction, which is substantially perpendicular to the first direction, to overlap the pixel area, and one of the first and second reference voltage lines is connected to a source electrode of the compensation transistor.

Abstract translation: 液晶显示器包括：第一和第二薄膜晶体管和形成在第一绝缘基板上的补偿晶体管; 连接到所述第一薄膜晶体管的漏电极的第一灰色子像素电极; 连接到补偿晶体管的漏极的第二灰色子像素电极和第二薄膜晶体管的漏极; 以及与第二灰色子像素电极和第一灰色子像素电极中的至少一个重叠的第一和第二参考电压线，其中由第一灰色子像素电极和第二灰色子像素电极占据的像素区域沿第一方向延伸，第一 并且第二参考电压线在基本上垂直于第一方向的第二方向上延伸以与像素区域重叠，并且第一和第二参考电压线中的一个连接到补偿晶体管的源电极。

公开(公告)号：US10424600B2

公开(公告)日：2019-09-24

申请号：US15969376

申请日：2018-05-02

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Youn Hak Jeong ,  Bo Yeong Kim ,  Jang Soo Kim ,  Hong Min Yoon ,  Seong Young Lee ,  Ho Jun Lee

IPC: G02F1/1343 ,  H01L27/12 ,  H01L29/423 ,  G02F1/1362

Abstract: A liquid crystal display includes: first and second thin film transistors and a compensation transistor formed on a first insulation substrate; a first gray subpixel electrode connected to a drain electrode of the first thin film transistor; a second gray subpixel electrode connected to a drain electrode of the compensation transistor and a drain electrode of the second thin film transistor; and first and second reference voltage lines overlapping at least one of the second gray subpixel electrode and the first gray subpixel electrode, wherein a pixel area occupied by the first gray subpixel electrode and the second gray subpixel electrode is extended in a first direction, the first and second reference voltage lines are extended in a second direction, which is substantially perpendicular to the first direction, to overlap the pixel area, and one of the first and second reference voltage lines is connected to a source electrode of the compensation transistor.

公开(公告)号：US10042215B2

公开(公告)日：2018-08-07

申请号：US15165013

申请日：2016-05-26

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Se Hyun Lee ,  Ik Han Oh ,  Wan Namgung ,  Ho Jun Lee ,  Youn Hak Jeong ,  Ki Pyo Hong

IPC: G02F1/1337 ,  G02F1/1343 ,  G02F1/1362

Abstract: A liquid crystal display includes a first panel including a first substrate, a first electrode which is disposed on the first substrate and which includes a stem unit including a horizontal stem and a vertical stem dividing a pixel into domains, a branch unit including branch electrodes and extending from at least one stem of the stem unit in one direction, and an external bundling electrode unit connected to an end of at least one of the branch electrodes and disposed along an edge of the pixel, a first slit pattern which is defined in the branch unit, a second slit pattern which contacts the vertical stem and is disposed parallel to the horizontal stem, a third slit pattern which contacts the horizontal stem and is disposed parallel to the vertical stem, and a protrusion unit which is disposed on an outer circumference of the external bundling electrode unit.