公开(公告)号：US20150268518A1

公开(公告)日：2015-09-24

申请号：US14641198

申请日：2015-03-06

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dong-Chul Shin ,  Oh Jeong Kwon ,  Heung Shik Park ,  Sung-Jae Yun ,  Su Jin Kim ,  Jae Hong Park ,  Ki Chul Shin ,  Joo Young Yoon ,  Hyeok Jin Lee

IPC: G02F1/1343

CPC classification number: G02F1/134309 ,  G02F1/133707 ,  G02F2001/13373 ,  G02F2001/134345

Abstract: A liquid crystal display including a first substrate, a pixel electrode on the first substrate and including a first subpixel electrode and a second subpixel electrode separated from each other and located in one pixel area, 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, wherein a first voltage applied to the first subpixel electrode is higher than a second voltage applied to the second subpixel electrode, wherein the first subpixel electrode includes first branch electrodes, the second subpixel electrode includes second branch electrodes, the second subpixel electrode is located around the pixel area to enclose the first subpixel electrode, wherein the first branch electrodes and the second branch electrodes face each other in a boundary portion of the first subpixel electrode and the second subpixel electrode.

Abstract translation: 一种液晶显示器，包括第一基板，第一基板上的像素电极，并且包括彼此分离并位于一个像素区域中的第一子像素电极和第二子像素电极，面对第一基板的第二基板， 第二基板和第一基板和第二基板之间的液晶层，其中施加到第一子像素电极的第一电压高于施加到第二子像素电极的第二电压，其中第一子像素电极包括第一分支电极 所述第二子像素电极包括第二分支电极，所述第二子像素电极位于所述像素区域周围以包围所述第一子像素电极，其中所述第一分支电极和所述第二分支电极在所述第一子像素电极的边界部分彼此面对， 第二子像素电极。

公开(公告)号：US20150055040A1

公开(公告)日：2015-02-26

申请号：US14257460

申请日：2014-04-21

Applicant: Samsung Display Co., Ltd.

Inventor： Oh Jeong KWON ,  Hyeok Jin Lee ,  Dong-Chul Shin ,  Jae Hong Park ,  Sung-Jae Yun ,  Ki Chul Shin ,  Seung Wook Nam

IPC: G02F1/1343 ,  G02F1/1337

CPC classification number: G02F1/133707 ,  G02F2001/134345

Abstract: The present invention relates to a liquid crystal display that can improve an aperture ratio and liquid crystal control ability. A liquid crystal display according to an exemplary embodiment of the present invention includes: a first substrate and a second substrate which face each other; a pixel electrode disposed on the first substrate; a common electrode disposed on the second substrate; and a liquid crystal layer disposed between the first substrate and the second substrate, in which the common electrode has a first cutout having a cross shape, and the pixel electrode includes a first subpixel electrode having a rhombus shape, a second subpixel electrode surrounding the first subpixel electrode, a second cutout disposed close to and along at least one of the edges of the second subpixel electrode, and a third cutout spacing the first subpixel electrode and the second subpixel electrode.

Abstract translation: 本发明涉及一种能够提高开口率和液晶控制能力的液晶显示器。 根据本发明的示例性实施例的液晶显示器包括：彼此面对的第一基板和第二基板; 设置在所述第一基板上的像素电极; 设置在所述第二基板上的公共电极; 以及设置在第一基板和第二基板之间的液晶层，其中公共电极具有十字形状的第一切口，并且像素电极包括具有菱形的第一子像素电极，第二子像素电极包围第一子像素电极 子像素电极，靠近并沿着第二子像素电极的至少一个边缘设置的第二切口，以及间隔第一子像素电极和第二子像素电极的第三切口。

公开(公告)号：US20140132874A1

公开(公告)日：2014-05-15

申请号：US13845966

申请日：2013-03-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jae-Soo JANG ,  Hak-Sun Chang ,  Jang Wi Ryu ,  Ki Chul Shin

IPC: G02F1/1343

CPC classification number: G02F1/134309 ,  G02F1/133514 ,  G02F1/133707 ,  G02F1/1362 ,  G02F1/136209 ,  G02F2001/133742 ,  G02F2001/13775

Abstract: A liquid crystal display device includes a substrate, a thin film transistor disposed on the substrate, a plurality of color filters disposed on the substrate, a light blocking member disposed between the plurality of color filters and on the thin film transistor, and a pixel electrode disposed on at least one of the plurality of color filters. The pixel electrode comprises a planar shape electrode and a plurality of minute branches extending from the planar shape electrode. The at least one of the plurality of color filters or the light blocking member comprises a step forming portion overlapped by the planar shape electrode.

Abstract translation: 液晶显示装置包括基板，设置在基板上的薄膜晶体管，设置在基板上的多个滤色器，设置在多个滤色器之间和薄膜晶体管上的遮光部件，以及像素电极 设置在所述多个滤色器中的至少一个上。 像素电极包括平面形状电极和从平面形状电极延伸的多个微小分支。 多个滤色器或遮光部件中的至少一个包括由平面形状电极重叠的台阶形成部。

公开(公告)号：US11156874B2

公开(公告)日：2021-10-26

申请号：US16556474

申请日：2019-08-30

Applicant: Samsung Display Co., Ltd.

Inventor： Yeon Cu Kim ,  Ki Chul Shin ,  Soon Joon Rho

IPC: G02F1/1337 ,  C08L79/08 ,  C08L33/10 ,  C08G73/10

Abstract: A liquid crystal photoalignment agent includes: a copolymer of diamine and dianhydride; and a compound Formula 1 below, wherein an amount of the compound of Formula 1 is less than about 10 weight %, based on a total weight of the liquid crystal photoalignment agent: R1 is a substituted or unsubstituted tetravalent organic group derived from an acid dianhydride, wherein the acid dianhydride is at least one of an aliphatic cyclic acid dianhydride or an aromatic acid dianhydride, R2 is a substituted or unsubstituted trivalent organic group derived from an aromatic diamine, at least one of R1 and R2 is substituted with CF3 or a silyl group, R3 is a residue of a compound including a substituted or unsubstituted aromatic group with a carbon number that is equal to or greater than 6, n is 1 to 5, and * represents a point of attachment.

公开(公告)号：US10996522B2

公开(公告)日：2021-05-04

申请号：US16721224

申请日：2019-12-19

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: G02F1/1343 ,  G02F1/1337 ,  G02F1/1333 ,  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：US10782564B2

公开(公告)日：2020-09-22

申请号：US14717490

申请日：2015-05-20

Applicant: Samsung Display Co., Ltd.

Inventor： Hak Sun Chang ,  Cheol Shin ,  Jang Wi Ryu ,  Ki Chul Shin ,  Jae-Soo Jang

IPC: G02F1/1337 ,  G02F1/1343

Abstract: A liquid crystal display includes a lower panel electrode including a lower panel unit electrode, an upper panel electrode including an upper panel unit electrode facing the lower panel unit electrode, and a liquid crystal layer between the lower panel electrode and the upper panel electrode and including liquid crystal molecules, where the lower panel unit electrode includes a center electrode disposed at a center thereof, minute branches which extends from an edge side of the center electrode to an outside, and a first cutout is defined in the center of the center electrode, and the a second cutout is defined in the upper panel unit electrode between the minute branches and the first cutout, and a third cutout is connected to the second cutout and defines a boundary between subregions together with the first cutout.

公开(公告)号：US10732466B2

公开(公告)日：2020-08-04

申请号：US15831278

申请日：2017-12-04

Applicant: Samsung Display Co., Ltd.

Inventor： Heung Shik Park ,  Ho Kil Oh ,  Jae Soo Jang ,  Ki Chul Shin

IPC: G02F1/1343 ,  G02F1/13357 ,  G02F1/1362 ,  G02F1/1335

Abstract: A liquid-crystal display device includes: a first substrate comprising a plurality of pixels; a pixel electrode disposed on the first substrate in each of the pixels; a second substrate including a surface facing the first substrate; a wavelength conversion layer and a transmissive layer disposed on the surface of the second substrate facing the first substrate; and a liquid-crystal layer disposed between the pixel electrode and the wavelength conversion layer and between the pixel electrode and the transmissive layer, wherein the pixel electrode includes a stem electrode and a plurality of branch electrodes extending from the stem electrode, and wherein all of the plurality of branch electrodes extending from the stem electrode extend in a same direction.

公开(公告)号：US10678095B2

公开(公告)日：2020-06-09

申请号：US15439179

申请日：2017-02-22

Applicant: SAMSUNG DISPLAY CO., LTD. ,  INDUSTRIAL COOPERATION FOUNDATION CHONBUK NATIONAL UNIVERSITY

Inventor： Heung Shik Park ,  Shin Woong Kang ,  Ki Chul Shin ,  Myong Hoon Lee

IPC: C09K19/56 ,  G02F1/1337 ,  G02F1/1341

Abstract: A display device includes: a display panel including an insulating substrate, a first electrode disposed on the insulating substrate, and a second electrode disposed on the insulating substrate and disposed to be insulated from the first electrode; a liquid crystal layer disposed on the display panel; and an alignment-inducing layer disposed between the display panel and the liquid crystal layer, wherein the alignment-inducing layer includes a compound having a structure represented by Chemical Formula 1-A: In Chemical Formula 1-A above, R1 is a hydrophilic group, R2 is a hydrogen atom, and A is an alkylene group of 1 to 20 carbon atoms, an alkyleneoxy group of 1 to 20 carbon atoms, or a single bond.

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：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.