公开(公告)号：US09939691B2

公开(公告)日：2018-04-10

申请号：US14881494

申请日：2015-10-13

Applicant: Samsung Display Co., Ltd.

Inventor： Cheol Shin ,  Hak Sun Chang ,  Ka Eun Kim ,  Se Hyun Lee ,  Ki Chul Shin

IPC: G02F1/1343 ,  G02F1/1362

CPC classification number: G02F1/134309 ,  G02F1/136286 ,  G02F2001/134345

Abstract: A liquid crystal display according to an exemplary embodiment of the present invention includes: a first substrate; a gate line formed on the first substrate; an insulating layer formed on the gate line; and a first subpixel electrode and a second subpixel electrode that are formed on the insulating layer. Each of the first subpixel electrode and the second, subpixel electrode includes a first subregion and a second subregion. At least one of the first subregion and the second subregion includes a vertical stem, a horizontal stem extending from a middle of the vertical stem, and a plurality of minute branches laterally extending in a diagonal direction from the horizontal stem. The plurality of minute branches laterally extending from the horizontal stem are alternately branched with reference to the horizontal stem.

公开(公告)号：US09817286B1

公开(公告)日：2017-11-14

申请号：US15355833

申请日：2016-11-18

Applicant: Samsung Display Co. Ltd.

Inventor： Cheol Shin ,  Hak Sun Chang ,  Se Hyun Lee

IPC: G02F1/1343 ,  G02F1/1335 ,  G02F1/1337 ,  G02F1/1362 ,  G02F1/1333

CPC classification number: G02F1/134363 ,  G02F1/133345 ,  G02F1/133512 ,  G02F1/133514 ,  G02F1/133788 ,  G02F1/136286 ,  G02F2001/133357 ,  G02F2001/133746 ,  G02F2001/133757 ,  G02F2001/136218 ,  G02F2201/121 ,  G02F2201/123

Abstract: A liquid crystal display device includes: a first substrate; a shielding electrode disposed on the first substrate and which extends in a first direction; a pixel electrode disposed on a same layer as the shielding electrode and insulated from the shielding electrode; a common electrode which overlaps the shielding electrode and the pixel electrode in a thickness direction of the first substrate; and a liquid crystal layer interposed between the common electrode and the pixel and shielding electrodes. The liquid crystal layer includes a first liquid crystal molecule disposed in a first region between the shielding electrode and the pixel electrode, and the first liquid crystal molecule is pre-tilted to have an azimuthal angle in a range of about zero degree to about +45 degrees or in a range of about −45 degrees to about zero degree, based on the first direction.

公开(公告)号：US09817272B2

公开(公告)日：2017-11-14

申请号：US14932829

申请日：2015-11-04

Applicant: Samsung Display Co., Ltd.

Inventor： Se Hyun Lee ,  Hak Sun Chang ,  Cheol Shin

IPC: G02F1/1343 ,  G02F1/1337

CPC classification number: G02F1/133707 ,  G02F2001/134345

Abstract: A display device may include a liquid crystal layer and a pixel electrode that overlaps the liquid crystal layer. The pixel electrode may include a first bar, a second bar, a third bar, and a plurality of first-type branches. The second bar may be directly connected to a first end of the first bar. The third bar may be directly connected to a first end of the second bar or directly connected to a second end of the first bar. The first-type branches may be slanted with respected to the first bar and may be positioned between the third bar and at least one of the first bar and the second bar.

公开(公告)号：US09500917B2

公开(公告)日：2016-11-22

申请号：US13935184

申请日：2013-07-03

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jang Wi Ryu ,  Cheol Shin ,  Hak Sun Chang ,  Ki Chul Shin ,  Jae-Soo Jang ,  Ka Eun Kim ,  Ho Kil Oh ,  Se Hyun Lee ,  Hyo Ju Jung ,  Sang Hyeon Song ,  Sang Jin Jeon

IPC: G02F1/1337 ,  G02F1/1343 ,  G02F1/139 ,  G02F1/137

CPC classification number: G02F1/137 ,  G02F1/133345 ,  G02F1/133512 ,  G02F1/133514 ,  G02F1/133707 ,  G02F1/134309 ,  G02F1/13439 ,  G02F1/136286 ,  G02F1/1368 ,  G02F1/1393 ,  G02F2001/134318 ,  G02F2001/134345 ,  G02F2001/134381 ,  G02F2001/13712 ,  G02F2201/123 ,  G02F2203/01 ,  G02F2203/04

Abstract: The present invention relates to a liquid crystal display including: a lower electrode including a unit pixel electrode; an upper electrode including an upper unit electrode facing the unit pixel electrode; and a liquid crystal layer between the lower electrode and the upper electrode and including a plurality of liquid crystal molecules aligned approximately perpendicular to the surfaces of the lower electrode and the upper electrode in the absence of an electric field, wherein the unit pixel electrode includes a stem forming a boundary between a plurality of sub-regions and a plurality of minute branches extending in different directions in two different sub-regions, the upper unit electrode includes an opening facing the stem and extending parallel to the stem, any alignment aid to pretilt the liquid crystal molecules is absent, and a length of the minute branches is equal to or less than about 53 μm.

Abstract translation: 液晶显示器技术领域本发明涉及一种液晶显示器，包括：下电极，其包括单位像素电极; 上电极，其包括面向所述单位像素电极的上单元电极; 以及下电极和上电极之间的液晶层，并且在没有电场的情况下包括大致垂直于下电极和上电极的表面排列的多个液晶分子，其中，单位像素电极包括 茎在多个子区域和在两个不同子区域中沿不同方向延伸的多个微分枝之间形成边界，上单元电极包括面向茎杆并平行于杆延伸的开口的任何对准辅助件 液晶分子不存在，分支的长度等于或小于约53μm。

公开(公告)号：US09411206B2

公开(公告)日：2016-08-09

申请号：US14919809

申请日：2015-10-22

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sung-Woon Kim ,  Hee-Seop Kim ,  Hyang-Yul Kim ,  Joo-Nyung Jang ,  Hwa-Sung Woo ,  Cheol Shin ,  Dong-Chul Shin

IPC: G02F1/1362 ,  G02F1/1343 ,  G02F1/139 ,  G02F1/1368

CPC classification number: G02F1/136286 ,  G02F1/134363 ,  G02F1/136213 ,  G02F1/13624 ,  G02F1/1368 ,  G02F1/1393

Abstract: A liquid crystal display includes: first and second gate lines disposed on the first substrate and which respectively transmit first and second gate signals; first, second and third data lines disposed on the first substrate; a first switching element connected to the first gate line and the first data line; a second switching element connected to the first gate line and the second data line; a third switching element connected to the second gate line and the second data line; a fourth switching element connected to the second gate line and the third data line; first and second pixel electrodes respectively connected to the first and second switching and which form a first liquid crystal capacitor; and third and fourth pixel electrodes respectively connected to the third and fourth switching elements and which form a second liquid crystal capacitor.

公开(公告)号：US20160048062A1

公开(公告)日：2016-02-18

申请号：US14609000

申请日：2015-01-29

Applicant: Samsung Display Co., Ltd.

Inventor： Cheol Shin ,  Haksun Chang ,  Kaeun Kim ,  Kichul Shin ,  Hokil Oh ,  Sehyun Lee

IPC: G02F1/1343

CPC classification number: G02F1/134336 ,  G02F1/133707 ,  G02F2001/134318 ,  G02F2001/134345 ,  G02F2201/40

Abstract: Provided is a liquid-crystal display (LCD) device. The LCD device includes: one pair of substrates; and a pixel electrode and a common electrode that are provided on the one pair of substrates to respectively face each other, wherein the pixel electrode includes: one pair of plate electrodes in which a horizontal slit and a plurality of first vertical slits that cross the horizontal slit are formed and that are divided by the horizontal slit and surround both sides of a cross pattern formed by the horizontal slit and the plurality of first vertical slits; and a plurality of fine branch electrodes that are obliquely formed to be connected to the plate electrode at a portion of the cross pattern including a point at which the horizontal slit and the first vertical slit cross each other, wherein one pixel region includes a first subpixel area and a second subpixel area that are divided by the horizontal slit.

Abstract translation: 提供了一种液晶显示（LCD）装置。 LCD装置包括：一对基板; 以及像素电极和公共电极，其设置在所述一对基板上，以分别彼此面对，其中，所述像素电极包括：一对平板电极，其中水平狭缝和与所述水平方向交叉的多个第一垂直狭缝 形成狭缝，并且被水平狭缝分隔并围绕由水平狭缝和多个第一垂直狭缝形成的十字图案的两侧; 以及多个微细分支电极，其倾斜地形成为在包括所述水平狭缝和所述第一垂直狭缝彼此交叉的点的十字图案的一部分处连接到所述平板电极，其中一个像素区域包括第一子像素 区域和由水平狭缝分隔的第二子像素区域。

公开(公告)号：US09195107B2

公开(公告)日：2015-11-24

申请号：US14480122

申请日：2014-09-08

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sung-Woon Kim ,  Hee-Seop Kim ,  Hyang-Yul Kim ,  Joo-Nyung Jang ,  Hwa-Sung Woo ,  Cheol Shin ,  Dong-Chul Shin

IPC: G02F1/1343 ,  G02F1/1362 ,  G02F1/139 ,  G02F1/1368

CPC classification number: G02F1/136286 ,  G02F1/134363 ,  G02F1/136213 ,  G02F1/13624 ,  G02F1/1368 ,  G02F1/1393

Abstract: A liquid crystal display includes: first and second gate lines disposed on the first substrate and which respectively transmit first and second gate signals; first, second and third data lines disposed on the first substrate; a first switching element connected to the first gate line and the first data line; a second switching element connected to the first gate line and the second data line; a third switching element connected to the second gate line and the second data line; a fourth switching element connected to the second gate line and the third data line; first and second pixel electrodes respectively connected to the first and second switching and which form a first liquid crystal capacitor; and third and fourth pixel electrodes respectively connected to the third and fourth switching elements and which form a second liquid crystal capacitor.

Abstract translation: 液晶显示器包括：第一和第二栅极线，设置在第一基板上，分别透射第一和第二栅极信号; 设置在第一基板上的第一，第二和第三数据线; 连接到第一栅极线和第一数据线的第一开关元件; 连接到第一栅极线和第二数据线的第二开关元件; 连接到第二栅极线和第二数据线的第三开关元件; 连接到第二栅极线和第三数据线的第四开关元件; 分别连接到第一和第二开关并形成第一液晶电容器的第一和第二像素电极; 以及分别连接到第三和第四开关元件并形成第二液晶电容器的第三和第四像素电极。

公开(公告)号：US20150309375A1

公开(公告)日：2015-10-29

申请号：US14696279

申请日：2015-04-24

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hak Sun Chang ,  Cheol Shin ,  Jae-Soo Jang ,  Ki Chul Shin ,  Jang Wi Ryu ,  Ho Kil Oh ,  Ka Eun Kim ,  Se Hyun Lee ,  Hyo Ju Jung

IPC: G02F1/1343 ,  G02F1/1333

Abstract: A liquid crystal display includes: a first substrate; a pixel electrode on the first substrate and including a first subpixel electrode and a second subpixel electrode which are separated from each other; a second substrate facing the first substrate; a common electrode on the second substrate; and a liquid crystal layer between the first substrate and the second substrate, in which the first subpixel electrode includes a first plate-shaped portion and a plurality of first branch electrodes extended from the first plate-shaped portion, the second subpixel electrode includes a second plate-shaped portion surrounds the first branch electrodes and a plurality of second branch electrodes extended from the second plate-shaped portion, and a difference between a first voltage applied to the first subpixel electrode and a common voltage applied to the common electrode is larger than a difference between a second voltage applied to the second subpixel electrode and the common voltage.

Abstract translation: 液晶显示器包括：第一基板; 第一基板上的像素电极，并且包括彼此分离的第一子像素电极和第二子像素电极; 面对所述第一基板的第二基板; 第二基板上的公共电极; 以及在第一基板和第二基板之间的液晶层，其中第一子像素电极包括第一板状部分和从第一板状部分延伸的多个第一分支电极，第二子像素电极包括第二子像素电极 板状部分围绕第一分支电极和从第二板状部分延伸的多个第二分支电极，施加到第一子像素电极的第一电压与施加到公共电极的公共电压之间的差大于 施加到第二子像素电极的第二电压与公共电压之间的差。