公开(公告)号：US20180164646A1

公开(公告)日：2018-06-14

申请号：US15891737

申请日：2018-02-08

Applicant: Japan Display Inc.

Inventor： Toshiharu Matsushima ,  Daichi Suzuki

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

CPC classification number: G02F1/134309 ,  G02F1/133345 ,  G02F1/1337 ,  G02F1/133707 ,  G02F2001/133742 ,  G02F2001/134345 ,  G02F2001/134372 ,  G02F2201/121 ,  G02F2201/123

Abstract: A liquid crystal display device according to an aspect of the present invention includes a first substrate including a pixel electrode and a common electrode, a second substrate opposed to the first substrate, and a liquid crystal layer disposed between the first substrate and the second substrate. The pixel or common electrode includes, in a single subpixel, belt-like portions arranged in a first direction, and coupling portions coupling the adjacent belt-like portions. Each belt-like portion continuously extends from one side to an other side of a central line of the subpixel, that is parallel with the first direction. The coupling portions include one or more first coupling portions provided on the one side of the central line, and one or more second coupling portions provided on the other side of the central line.

公开(公告)号：US20180059486A1

公开(公告)日：2018-03-01

申请号：US15674720

申请日：2017-08-11

Applicant: Japan Display Inc.

Inventor： Toshiharu Matsushima

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

CPC classification number: G02F1/133707 ,  G02F1/133512 ,  G02F1/134309 ,  G02F1/134363 ,  G02F1/1368 ,  G02F2001/134372 ,  G02F2001/13706 ,  G02F2201/123 ,  G02F2201/128

Abstract: According to one embodiment, a liquid crystal display device includes second substrates, a light-shielding layer, and a liquid crystal layer. The first substrate includes pixel electrodes, a common electrode, and subpixel areas each including area in which the pixel electrode is present and a second area in which the pixel electrode is not present. Each of the subpixel areas includes first and second sides. The first area includes an axial area and branch areas. The second area includes a gap area between the adjacent branch areas. The axial area includes a projection portion projecting to the second side and in alignment with the gap area, and overlaps the light-shielding layer.

公开(公告)号：US20170322441A1

公开(公告)日：2017-11-09

申请号：US15660037

申请日：2017-07-26

Applicant: Japan Display Inc.

Inventor： Toshiharu Matsushima

IPC: G02F1/1333 ,  G06F3/044 ,  G02F1/1343

CPC classification number: G02F1/13338 ,  G02F1/134363 ,  G02F2001/134318 ,  G02F2001/134381 ,  G06F3/044

Abstract: The present display device includes a liquid crystal panel having a liquid crystal layer between an array substrate and a facing substrate. The array substrate has an electrode layer having an upper electrode and a lower electrode facing each other in a Z direction, and an opening including a plurality of slits extending in an X direction is formed in the upper electrode and the lower electrode. The liquid crystal layer is provided on the electrode layer, liquid crystal molecules in vicinity regions on one side and the other side of the opening which face each other in a width direction of each slit are oriented as rotating in reverse to each other, and the facing substrate has a conductive layer.

公开(公告)号：US09785021B2

公开(公告)日：2017-10-10

申请号：US14754185

申请日：2015-06-29

Applicant: Japan Display Inc.

Inventor： Toshiharu Matsushima ,  Keiji Takizawa ,  Toshinori Uehara

IPC: G02F1/1343 ,  G02F1/1335

CPC classification number: G02F1/134363 ,  G02F1/133514 ,  G02F2001/134345

Abstract: According to an aspect, a liquid crystal display device includes: a first substrate; a second substrate; a liquid crystal layer between the first and second substrates; pixels each including sub-pixels corresponding to different color areas; a first electrode in each sub-pixel; and a second electrode facing the first electrode. The first electrode includes an electrode base portion extending in a first direction; and a plurality of comb tooth portions extending in a second direction from the electrode base portion. A slit pitch of a sub-pixel in one color area and a slit pitch of a sub-pixel in the other color area of at least two color areas out of different color areas are different in size, each slit pitch corresponding to a gap between the comb tooth portions adjacent to each other.

公开(公告)号：US20170075177A1

公开(公告)日：2017-03-16

申请号：US15359650

申请日：2016-11-23

Applicant: Japan Display Inc.

Inventor： Masaya Tamaki ,  Toshiharu Matsushima

IPC: G02F1/1343 ,  G02F1/1362 ,  G02F1/1335 ,  G02F1/1337 ,  G02F1/1333 ,  G02F1/133

Abstract: According to an aspect, a liquid crystal display device includes: a first substrate and a second substrate that face each other; a liquid crystal layer provided between the first substrate and the second substrate; and a first electrode and a second electrode provided between the first substrate and the liquid crystal layer. The first electrode includes: at least an electrode base portion that extends in a first direction; and a plurality of comb-shaped portions that protrude from the electrode base portion at a fixed distance away from each other, and extend in a second direction different from the first direction. Each comb-shaped portion has a coupling portion layered on or under the electrode base portion.

Abstract translation: 根据一个方面，液晶显示装置包括：第一基板和第二基板，彼此面对; 设置在所述第一基板和所述第二基板之间的液晶层; 以及设置在第一基板和液晶层之间的第一电极和第二电极。 第一电极包括：至少一个沿第一方向延伸的电极基部; 以及多个梳状部，其从电极基部突出，彼此固定距离，并且沿与第一方向不同的第二方向延伸。 每个梳状部分具有层叠在电极基部上或下方的耦合部分。

公开(公告)号：US09581868B2

公开(公告)日：2017-02-28

申请号：US14564327

申请日：2014-12-09

Applicant: Japan Display Inc.

Inventor： Toshiharu Matsushima

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

CPC classification number: G02F1/134309 ,  G02F1/134363 ,  G02F2001/134372 ,  G02F2201/123 ,  G02F2201/124

Abstract: According to an aspect, a liquid-crystal display device includes a first substrate, a second substrate, and a liquid-crystal layer. The first substrate includes a first electrode and a second electrode, and one of the first electrode and the second electrode is a pixel electrode provide, the first electrode includes an electrode base portion extending in a first direction and comb tooth portions extending in a second direction and protruding in a comb teeth shape from the electrode base portion with a predetermined distance interposed therebetween, and adjacent comb tooth portions include adjacent comb tooth portions having a relation in which a first long side of one comb tooth portion closest to a boundary between pixels is not parallel to a first long side of the other comb tooth portion.

Abstract translation: 根据一方面，液晶显示装置包括第一基板，第二基板和液晶层。 第一基板包括第一电极和第二电极，并且第一电极和第二电极中的一个是像素电极，第一电极包括沿第一方向延伸的电极基部和沿第二方向延伸的梳齿部 并且从电极基部以规定的距离插入梳齿状，并且相邻的梳齿部包括相邻的梳齿部，该相邻的梳齿部具有与最靠近像素之间的边界最靠近的一个梳齿部的第一长边 不平行于另一个梳齿部分的第一长边。

公开(公告)号：US20160299390A1

公开(公告)日：2016-10-13

申请号：US15186822

申请日：2016-06-20

Applicant: Japan Display Inc.

Inventor： Toshiharu Matsushima

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

CPC classification number: G02F1/134309 ,  G02F1/133512 ,  G02F1/1337 ,  G02F1/133707 ,  G02F1/133784 ,  G02F1/13439 ,  G02F2001/133738 ,  G02F2001/133749 ,  G02F2001/134372 ,  G02F2201/123

Abstract: In this display device, an electrode layer for an upper electrode and a lower electrode is formed on an array substrate via a dielectric film, one of the upper electrode and the lower electrode is a pixel electrode, the other thereof is a common electrode, and an opening portion for generating horizontal electric field in a liquid crystal layer is formed in accordance with a shape of the electrode layer in a plan view. A CF substrate has a light-shielding film (BM) including a lateral BM portion. The opening portion has a plurality of slits in an X direction, and an end portion of an outermost slit in a Y direction is concealed by the lateral BM portion overlapped in a Z direction.

Abstract translation: 在该显示装置中，通过电介质膜在阵列基板上形成上电极用电极层和下电极用电极层，上电极和下电极中的一方为像素电极，另一方为公共电极， 在平面图中，根据电极层的形状形成用于在液晶层中产生水平电场的开口部分。 CF基板具有包括侧面BM部分的遮光膜（BM）。 开口部在X方向上具有多个狭缝，并且在Y方向上的最外侧狭缝的端部被在Z方向上重叠的横向BM部分隐藏。

公开(公告)号：US20140092353A1

公开(公告)日：2014-04-03

申请号：US14033132

申请日：2013-09-20

Applicant: Japan Display Inc.

Inventor： Toshiharu Matsushima

IPC: G02F1/1343

CPC classification number: G02F1/134309 ,  G02F1/133512 ,  G02F1/1337 ,  G02F1/133707 ,  G02F1/133784 ,  G02F1/13439 ,  G02F2001/133738 ,  G02F2001/133749 ,  G02F2001/134372 ,  G02F2201/123

Abstract: In this display device, an electrode layer for an upper electrode and a lower electrode is formed on an array substrate via a dielectric film, one of the upper electrode and the lower electrode is a pixel electrode, the other thereof is a common electrode, and an opening portion for generating horizontal electric field in a liquid crystal layer is formed in accordance with a shape of the electrode layer in a plan view. A CF substrate has a light-shielding film (BM) including a lateral BM portion. The opening portion has a plurality of slits in an X direction, and an end portion of an outermost slit in a Y direction is concealed by the lateral BM portion overlapped in a Z direction.

Abstract translation: 在该显示装置中，通过电介质膜在阵列基板上形成上电极用电极层和下电极用电极层，上电极和下电极中的一方为像素电极，另一方为公共电极， 在平面图中，根据电极层的形状形成用于在液晶层中产生水平电场的开口部分。 CF基板具有包括侧面BM部分的遮光膜（BM）。 开口部在X方向上具有多个狭缝，并且在Y方向上的最外侧狭缝的端部被在Z方向上重叠的横向BM部分隐藏。

公开(公告)号：US12124137B2

公开(公告)日：2024-10-22

申请号：US17868898

申请日：2022-07-20

Applicant: Japan Display Inc.

Inventor： Yosuke Hyodo ,  Shinichiro Oka ,  Toshiharu Matsushima

IPC: G02F1/1345 ,  G02F1/1339

CPC classification number: G02F1/1345 ,  G02F1/1339

Abstract: According to one embodiment, a display device includes a first display panel, a second display panel and an adhesive layer. The first display panel includes a first substrate with a first terminal area in which a first terminal part is formed, and a second substrate which is opposed to the first substrate and has a thickness different from that of the first substrate. The second display panel includes a third substrate with a second terminal area in which a second terminal part is formed, and a fourth substrate which is opposed to the third substrate and has a thickness different from that of the third substrate. The first terminal area and the second terminal area do not overlap with each other in a plan view.

公开(公告)号：US12050383B2

公开(公告)日：2024-07-30

申请号：US18448968

申请日：2023-08-14

Applicant: Japan Display Inc.

Inventor： Shunichi Kimura ,  Toshiharu Matsushima

IPC: G02F1/1343 ,  G02F1/01 ,  G02F1/1333 ,  G02F1/137

CPC classification number: G02F1/134309 ,  G02F1/0136 ,  G02F1/133345 ,  G02F1/13439 ,  G02F1/137 ,  G02F2202/22

Abstract: According to one embodiment, a polarization conversion element includes a first wiring and a second wiring, a planar electrode, a control electrode including first strip electrodes, and a first alignment film, a second substrate including a second alignment film, and a liquid crystal layer. An alignment treatment direction of the first alignment film and an alignment treatment direction of the second alignment film are parallel to each other and cross an extension direction of the first strip electrodes. The control electrode overlaps the planar electrode in plan view. An applied voltage of the first wiring is configured to be higher than an applied voltage of the second wiring. The planar electrode is configured to have a voltage gradient.