公开(公告)号：US09753330B2

公开(公告)日：2017-09-05

申请号：US14069468

申请日：2013-11-01

Applicant: Sony Corporation

Inventor： Shunichi Suwa ,  Masashi Miyakawa ,  Chikashi Kobayashi ,  Yoji Nagase

IPC: G02F1/1337 ,  G02F1/1343

CPC classification number: G02F1/133707 ,  G02F1/133753 ,  G02F1/134309 ,  G02F2001/133776

Abstract: According to some aspects, a liquid crystal display panel comprising an electrode is provided. The electrode comprises a plurality of convex branch electrode portions arranged in a plane, the convex branch electrode portions being convex when viewed from a first direction perpendicular to the plane and extending from a central region of the electrode to a periphery of the electrode, and a plurality of concave branch electrode portions, the concave branch electrode portions being concave when viewed from the first direction, extending from the central region to the periphery and adjacent to convex branch electrode portions. According to some aspects, a method of applying a pretilt to molecules in a liquid crystal layer of a liquid crystal display panel by applying a voltage to the liquid crystal layer via first and second electrodes is provided.

公开(公告)号：US09025123B2

公开(公告)日：2015-05-05

申请号：US14051585

申请日：2013-10-11

Applicant: Sony Corporation

Inventor： Chikashi Kobayashi ,  Shunichi Suwa ,  Masashi Miyakawa

IPC: G02F1/1343 ,  G02F1/1337

CPC classification number: G02F1/133753 ,  G02F1/133707 ,  G02F2001/133742 ,  G02F2001/133757 ,  G02F2001/133776

Abstract: A liquid crystal display device includes a plurality of pixels arranged in a matrix, each pixel having: first and second substrates; a first electrode formed on an opposing face of the first substrate opposing the second substrate; a first alignment film covering the first electrode and the opposing face of the first substrate; a second electrode formed on the opposing face of the second substrate opposing the first substrate; a second alignment film covering the second electrode and the opposing face of the second substrate, and a liquid crystal layer which is provided between the first alignment film and the second alignment film and includes liquid crystal molecules, where a pretilt is imparted on the liquid crystal molecules, a plurality of uneven portions is formed on the first electrode, and a width of a portion of the convex portions provided on the first electrode becomes narrower toward the tip portion.

Abstract translation: 液晶显示装置包括以矩阵排列的多个像素，每个像素具有：第一和第二基板; 形成在与第二基板相对的第一基板的相对面上的第一电极; 覆盖所述第一电极和所述第一基板的相对面的第一取向膜; 形成在与第一基板相对的第二基板的相对面上的第二电极; 覆盖第二电极和第二基板的相对面的第二取向膜和设置在第一取向膜和第二取向膜之间的液晶层，并且包括液晶分子，其中预浸液施加在液晶上 分子，在第一电极上形成多个不平坦部分，并且设置在第一电极上的部分的一部分的宽度朝向顶端部变窄。

公开(公告)号：US09465244B2

公开(公告)日：2016-10-11

申请号：US14221328

申请日：2014-03-21

Applicant: Sony Corporation

Inventor： Shunichi Suwa ,  Seiji Shibahara ,  Masashi Miyakawa ,  Chikashi Kobayashi

IPC: G02F1/1337 ,  G02F1/1333 ,  C09K19/30 ,  C09K19/56 ,  G02F1/139

CPC classification number: G02F1/133365 ,  C09K19/56 ,  C09K2019/3004 ,  C09K2019/301 ,  C09K2019/3016 ,  C09K2019/3027 ,  G02F1/133711 ,  G02F1/133723 ,  G02F1/1393 ,  G02F2001/133726 ,  G02F2001/133742

Abstract: There is provided a liquid crystal display including: a liquid crystal display element which includes a pair of alignment films which are provided on facing surface sides of a pair of substrates, and a liquid crystal layer which is provided between the pair of alignment films and is configured to have a liquid crystal composition containing liquid crystal molecules having negative dielectric anisotropy, in which at least one of the pair of alignment films contains a compound obtained by crosslinking polymer compounds each including a first side chain which interacts with the liquid crystal molecules and a crosslinkable functional group as a second side chain, with each other, the liquid crystal composition configuring the liquid crystal layer contains at least one kind of an alkenyl compound represented by the following general formula (AN-1), and pretilt is applied to the liquid crystal molecules by the crosslinked compound.

Abstract translation: 提供了一种液晶显示器，包括：液晶显示元件，其包括设置在一对基板的相对表面侧上的一对取向膜，以及设置在该对取向膜之间的液晶层， 被配置为具有包含具有负介电各向异性的液晶分子的液晶组合物，其中所述一对取向膜中的至少一个包含通过交联聚合物而获得的化合物，所述化合物各自包含与液晶分子相互作用的第一侧链和 可交联官能团作为第二侧链，构成液晶层的液晶组合物包含至少一种由以下通式（AN-1）表示的链烯基化合物，并将预浸渍液体 晶体分子由交联化合物。

公开(公告)号：US20150002798A1

公开(公告)日：2015-01-01

申请号：US14310342

申请日：2014-06-20

Applicant: Sony Corporation

Inventor： Masashi Miyakawa ,  Chikashi Kobayashi ,  Shunichi Suwa

IPC: G02F1/1337 ,  G02F1/1343

CPC classification number: G02F1/134309 ,  G02F1/133707 ,  G02F2001/133776

Abstract: A liquid crystal display device includes multiple pixels which are arrayed. Each pixel includes a first substrate, a second substrate, a first electrode formed on an opposing face of the first substrate which faces the second substrate, a second electrode formed on an opposing face of the second substrate which faces the first substrate, a liquid crystal layer which includes liquid crystal molecules, situated between the first electrode and the second electrode, and a planarization layer. The liquid crystal molecules are pretilted. Multiple ridge-and-groove portions are formed at the first electrode. At least the grooves of the first electrode are filled in by the planarization layer.

Abstract translation: 液晶显示装置包括排列的多个像素。 每个像素包括第一衬底，第二衬底，形成在第一衬底的面对第二衬底的相对面上的第一电极，形成在第二衬底的面向第一衬底的相对面上的第二电极，液晶 位于第一电极和第二电极之间的包括液晶分子的层和平坦化层。 液晶分子被预处理。 在第一电极处形成多个脊 - 沟部分。 至少第一电极的沟槽由平坦化层填充。

公开(公告)号：US10082702B2

公开(公告)日：2018-09-25

申请号：US15512108

申请日：2015-08-07

Applicant: SONY CORPORATION

Inventor： Chikashi Kobayashi ,  Shunichi Suwa ,  Masashi Miyakawa ,  Yoji Nagase ,  Sumito Shiina ,  Seiji Shibahara ,  Hiroki Takahashi ,  Hiromasa Mitani ,  Kunihiko Nagamine ,  Koji Hidaka ,  Masahiko Mizuki

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

CPC classification number: G02F1/133707 ,  G02F1/134336 ,  G02F1/136286 ,  G02F2001/133742

Abstract: A liquid-crystal display apparatus includes a plurality of rectangular pixels. Each pixel includes a first electrode and a second electrode. A slit region and a concave and convex portion are formed in the first electrode. It further includes a control circuit. The plurality of pixels are constituted of a first pixel group and a second pixel group. First data lines and for applying a voltage on the first electrode are provided closer to the first substrate than the first electrode. In each pixel that constitutes the first pixel group, a second data line extension extending from a second data line is provided adjacent to a first data line. In each pixel that constitutes the second pixel group, a first data line extension extending from the first data line is provided adjacent to the second data line.

公开(公告)号：US20150131040A1

公开(公告)日：2015-05-14

申请号：US14395924

申请日：2013-04-11

Applicant: Sony Corporation

Inventor： Shunichi Suwa ,  Masashi Miyakawa ,  Chikashi Kobayashi

IPC: G02F1/1343 ,  G02F1/1335 ,  G02F1/1337 ,  G02F1/1339

CPC classification number: G02F1/134309 ,  G02F1/133514 ,  G02F1/1337 ,  G02F1/133707 ,  G02F1/133788 ,  G02F1/1339 ,  G02F1/13439 ,  G02F2001/133749 ,  G02F2001/133776

Abstract: There is provided a liquid crystal display device comprising: a first substrate (20); a second substrate (50); a first electrode (140) formed on a first surface of the first substrate (20), the first surface facing the second substrate (50), the first electrode (140) including a plurality of convex and concave portions (141); a first oriented film (21) formed on the first surface of the first substrate (20); a second electrode (160) formed on a second surface of a second substrate (50), the second surface facing the first substrate (20); and a liquid crystal layer (70) provided between the first substrate (20) and the second substrate (50), wherein at least one of the convex portions (143,144) includes a plurality of stepped portions. There is also provided a method of manufacturing a liquid crystal display device.

Abstract translation: 提供了一种液晶显示装置，包括：第一基板（20）; 第二基板（50）; 形成在所述第一基板（20）的第一表面上的第一电极（140），所述第一表面面向所述第二基板（50），所述第一电极（140）包括多个凸部和凹部（141）; 形成在第一基板（20）的第一表面上的第一取向膜（21）; 形成在第二基板（50）的第二表面上的第二电极（160），所述第二表面面向所述第一基板（20）; 以及设置在所述第一基板（20）和所述第二基板（50）之间的液晶层（70），其中所述凸部（143,144）中的至少一个包括多个台阶部。 还提供了一种制造液晶显示装置的方法。

公开(公告)号：US20140111753A1

公开(公告)日：2014-04-24

申请号：US14051585

申请日：2013-10-11

Applicant: Sony Corporation

Inventor： Chikashi Kobayashi ,  Shunichi Suwa ,  Masashi Miyakawa

IPC: G02F1/1337

CPC classification number: G02F1/133753 ,  G02F1/133707 ,  G02F2001/133742 ,  G02F2001/133757 ,  G02F2001/133776

Abstract: A liquid crystal display device includes a plurality of pixels arranged in a matrix, each pixel having: first and second substrates; a first electrode formed on an opposing face of the first substrate opposing the second substrate; a first alignment film covering the first electrode and the opposing face of the first substrate; a second electrode formed on the opposing face of the second substrate opposing the first substrate; a second alignment film covering the second electrode and the opposing face of the second substrate, and a liquid crystal layer which is provided between the first alignment film and the second alignment film and includes liquid crystal molecules, where a pretilt is imparted on the liquid crystal molecules, a plurality of uneven portions is formed on the first electrode, and a width of a portion of the convex portions provided on the first electrode becomes narrower toward the tip portion.

Abstract translation: 液晶显示装置包括以矩阵排列的多个像素，每个像素具有：第一和第二基板; 形成在与第二基板相对的第一基板的相对面上的第一电极; 覆盖所述第一电极和所述第一基板的相对面的第一取向膜; 形成在与第一基板相对的第二基板的相对面上的第二电极; 覆盖第二电极和第二基板的相对面的第二取向膜和设置在第一取向膜和第二取向膜之间的液晶层，并且包括液晶分子，其中预浸液施加在液晶上 分子，在第一电极上形成多个不平坦部分，并且设置在第一电极上的部分的一部分的宽度朝向顶端部变窄。

公开(公告)号：US10795208B2

公开(公告)日：2020-10-06

申请号：US15127427

申请日：2015-03-03

Applicant: SONY CORPORATION

Inventor： Shunichi Suwa ,  Masashi Miyakawa ,  Chikashi Kobayashi

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

Abstract: A liquid crystal display is formed by arraying a plurality of pixels 10, and the pixel 10 includes a first substrate 20, a second substrate 50, a first electrode 120 formed on the first substrate 20, a second electrode 52 formed on the second substrate 50, and a liquid crystal layer 60. A pretilt angle is provided to a liquid crystal molecule 61, and the first electrode 120 is formed of a transparent conductive material layer and a foundation layer 150 including a plurality of projecting portions 130 and recessed portions 140. A first transparent conductive material layer 135 connected to a first power feeding unit is formed on a projecting portion top surface 151 of the foundation layer 150, and a second transparent conductive material layer 145 connected to a second power feeding unit is formed on a recessed portion bottom surface 152 of the foundation layer 150.

公开(公告)号：US10754200B2

公开(公告)日：2020-08-25

申请号：US15678280

申请日：2017-08-16

Applicant: SONY CORPORATION

Inventor： Shunichi Suwa ,  Masashi Miyakawa ,  Chikashi Kobayashi ,  Yoji Nagase

IPC: G02F1/1337 ,  G02F1/1343

Abstract: According to some aspects, a liquid crystal display panel comprising an electrode is provided. The electrode comprises a plurality of convex branch electrode portions arranged in a plane, the convex branch electrode portions being convex when viewed from a first direction perpendicular to the plane and extending from a central region of the electrode to a periphery of the electrode, and a plurality of concave branch electrode portions, the concave branch electrode portions being concave when viewed from the first direction, extending from the central region to the periphery and adjacent to convex branch electrode portions. According to some aspects, a method of applying a pretilt to molecules in a liquid crystal layer of a liquid crystal display panel by applying a voltage to the liquid crystal layer via first and second electrodes is provided.

公开(公告)号：US20170343861A1

公开(公告)日：2017-11-30

申请号：US15678280

申请日：2017-08-16

Applicant: SONY CORPORATION

Inventor： Shunichi Suwa ,  Masashi Miyakawa ,  Chikashi Kobayashi ,  Yoji Nagase

IPC: G02F1/1337 ,  G02F1/1343

Abstract: According to some aspects, a liquid crystal display panel comprising an electrode is provided. The electrode comprises a plurality of convex branch electrode portions arranged in a plane, the convex branch electrode portions being convex when viewed from a first direction perpendicular to the plane and extending from a central region of the electrode to a periphery of the electrode, and a plurality of concave branch electrode portions, the concave branch electrode portions being concave when viewed from the first direction, extending from the central region to the periphery and adjacent to convex branch electrode portions. According to some aspects, a method of applying a pretilt to molecules in a liquid crystal layer of a liquid crystal display panel by applying a voltage to the liquid crystal layer via first and second electrodes is provided.