公开(公告)号：US10551691B2

公开(公告)日：2020-02-04

申请号：US16408463

申请日：2019-05-10

Applicant: Samsung Display Co., Ltd.

Inventor： Hak Sun Chang ,  Eun-Kil Park ,  Hyun-Ho Kang ,  Jang Wi Ryu ,  Seung-Suk Yang ,  Ki Chul Shin ,  Se Hyun Lee ,  Jae-Soo Jang ,  Hyo Ju Jung

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

Abstract: A liquid crystal display including a partial plate electrode along with a minute pattern in a pixel electrode thereby increasing the viewing angle and the lateral visibility of the liquid crystal display, as well as the response speed A step provider is provided to reinforce the control force of the liquid crystal molecules, thereby reducing the texture generated in the center of the pixel.

公开(公告)号：US10551689B2

公开(公告)日：2020-02-04

申请号：US15870196

申请日：2018-01-12

Applicant: SAMSUNG DISPLAY CO., LTD.

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

IPC: G02F1/1343 ,  H01L27/12 ,  G02F1/1368

Abstract: A display device includes a substrate, a first wiring and a second wiring positioned on the substrate, a thin film transistor (“TFT”) connected to the first wiring and the second wiring, and a pixel electrode connected to the TFT and including a transverse branch part, a longitudinal branch part, minute branches extending from the transverse branch part and the longitudinal branch part, and an outer branch part connecting end parts of the minute branches and adjacent to the storage electrode line, where a shortest distance from a center part of at least one side of the outer branch part to at least one side of the first wiring is different from a shortest distance from an edge part of at least one side of the outer branch part to at least one side of the first wiring.

公开(公告)号：US10423043B2

公开(公告)日：2019-09-24

申请号：US15271034

申请日：2016-09-20

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 ,  G02F1/137 ,  G02F1/1343 ,  G02F1/139 ,  G02F1/1368 ,  G02F1/1362 ,  G02F1/1335 ,  G02F1/1333

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.

公开(公告)号：US10274792B2

公开(公告)日：2019-04-30

申请号：US15588191

申请日：2017-05-05

Applicant: Samsung Display Co. Ltd.

Inventor： Cheol Shin ,  Hak Sun Chang ,  Jin Ah Kim ,  Se Hyun Lee ,  Seung Min Lee ,  Jung Wook Lee

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

Abstract: A liquid-crystal display device includes a substrate, a thin-film transistor (“TFT”) disposed on the substrate, an insulation film disposed on the TFT, a pixel electrode disposed on the insulation film, an expanded electrode disposed in a same layer as the pixel electrode, a connection electrode which is disposed in the same layer as the pixel electrode and connects the pixel electrode with the expanded electrode, and a shield electrode disposed in the same layer as the pixel electrode and separated from the pixel electrode, the connection electrode and the expanded electrode, where the expanded electrode is electrically connected to the TFT via a contact hole defined in the insulation film, and where the shield electrode includes a first shield portion disposed between the pixel electrode and the contact hole in a plan view, and a second shield portion other than the first shield portion.

公开(公告)号：US10088707B2

公开(公告)日：2018-10-02

申请号：US15095255

申请日：2016-04-11

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jae Soo Jang ,  Se Hyun Lee ,  Ki Chul Shin

IPC: G02F1/1337

Abstract: A curved liquid crystal display includes an upper curved substrate; a lower curved substrate; a liquid crystal layer including liquid crystal molecules having negative dielectric anisotropy and between the upper and lower curved substrates; an upper curved liquid crystal alignment layer between the liquid crystal layer and the upper curved substrate; a lower curved liquid crystal alignment layer between the liquid crystal layer and the lower curved substrate. In a first region, a content of a reactive mesogen polymer per unit area of the lower curved liquid crystal alignment layer is higher that of the upper curved liquid crystal alignment layer, and in a second region, the content of the reactive mesogen polymer per unit area of the upper curved liquid crystal alignment layer is higher than that of the lower curved liquid crystal alignment layer.

公开(公告)号：US10031379B2

公开(公告)日：2018-07-24

申请号：US14986192

申请日：2015-12-31

Applicant: Samsung Display Co., Ltd.

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

IPC: G02F1/1343

Abstract: A liquid crystal display device includes: a first substrate; a pixel electrode formed on the first substrate; a second substrate corresponding to the first substrate; and a common electrode formed on the second substrate. The pixel electrode includes: a central electrode, an outer portion connected to the central electrode and extending along an edge of the pixel electrode; and a fine branch portion extending from a side of the central electrode and spaced apart from the outer portion, wherein a cross-shaped opening is formed in the common electrode.

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：US20160377933A1

公开(公告)日：2016-12-29

申请号：US14991769

申请日：2016-01-08

Applicant: Samsung Display Co. Ltd.

Inventor： Ik Han Oh ,  Seong Young Lee ,  Se Hyun Lee ,  Hyung Jun Park ,  Youn Hak Jeong

IPC: G02F1/1343 ,  G02F1/1335

CPC classification number: G02F1/134309 ,  G02F1/133528 ,  G02F1/133707 ,  G02F1/133753 ,  G02F2001/134318 ,  G02F2001/134345

Abstract: A liquid crystal display includes a first panel including a first electrode which includes a central electrode disposed in a central region of a pixel, a micro-branch part extending in a direction from at least one side of the central electrode, a peripheral electrode connected to an end of part of the micro-branch part, and a corner pattern provided in a corner region of the pixel, a second panel including horizontal and vertical incision parts which divide the micro-branch part, the central electrode and the peripheral electrode of the first electrode into a plurality of domains and a second electrode which is divided corresponding to plurality of domain regions, and where in the first panel, the peripheral electrode adjacent to the corner pattern is disposed on at least one of an edge region of the pixel in a direction parallel to the horizontal or vertical incision part.

Abstract translation: 液晶显示器包括：第一面板，包括第一电极，该第一电极包括设置在像素的中心区域的中心电极，从中心电极的至少一侧延伸的微分支部分， 微分支部分的一部分的端部和设置在像素的角区域中的角图案，第二面板包括水平和垂直切口部分，其将微分支部分，中心电极和周边电极分开 第一电极分成多个畴，以及第二电极，其对应于多个畴区划分，并且其中在第一面板中，与拐角图案相邻的外围电极设置在像素的边缘区域中的至少一个上 平行于水平或垂直切口部分的方向。

公开(公告)号：US09482909B2

公开(公告)日：2016-11-01

申请号：US14710185

申请日：2015-05-12

Applicant: Samsung Display Co., Ltd.

Inventor： Se Hyun Lee ,  Hak Sun Chang ,  Ki Chul Shin ,  Jang Wi Ryu ,  Cheol Shin ,  Ho Kil Oh

IPC: G02F1/136 ,  G02F1/1335 ,  G02F1/1343 ,  G02F1/1333

CPC classification number: G02F1/134309 ,  G02F1/133345 ,  G02F1/133707 ,  G02F2001/134345

Abstract: A liquid crystal display according to an embodiment includes: a lower panel including a pixel electrode having a first subpixel electrode and a second subpixel electrode and an insulating layer between the first subpixel electrode and the second subpixel electrode; an upper panel including a common electrode; and a liquid crystal layer disposed between the lower panel and the upper panel. The first subpixel electrode includes a first plate portion, a first stem having a cross portion extending from the first plate portion and a protrusion extending from the cross portion, and a plurality of first branches extending from the first plate portion and the first stem. The second subpixel electrode includes a second plate portion having an opening and a plurality of second branches extending from the second plate portion. The cross portion does not overlap with the second plate portion. The protrusion overlaps with the second plate portion.

Abstract translation: 根据实施例的液晶显示器包括：下面板，包括具有第一子像素电极和第二子像素电极的像素电极和在第一子像素电极和第二子像素电极之间的绝缘层; 包括公共电极的上面板; 以及设置在下板和上板之间的液晶层。 第一子像素电极包括第一板部分，具有从第一板部分延伸的横截面的第一杆和从该十字部分延伸的突出部以及从第一板部分和第一杆延伸的多个第一分支。 第二子像素电极包括具有开口的第二板部分和从第二板部分延伸的多个第二分支。 交叉部分不与第二板部分重叠。 突起与第二板部重叠。