公开(公告)号：US20240264476A1

公开(公告)日：2024-08-08

申请号：US18638761

申请日：2024-04-18

Applicant: Japan Display Inc.

Inventor： Toshiharu MATSUSHIMA

IPC: G02F1/13 ,  B60K35/00 ,  B60K35/65 ,  B60K35/81 ,  G02F1/133 ,  G02F1/1335

CPC classification number: G02F1/1323 ,  G02F1/13318 ,  G02F1/133528 ,  B60K35/00 ,  B60K35/658 ,  B60K35/81

Abstract: According to one embodiment, a display system includes an external light sensor, a display panel, a viewing angle control panel including a liquid crystal layer containing liquid crystal molecules twist-aligned, configured such that a drive voltage applied to the liquid crystal layer is controlled based on an external light intensity detected by the external light sensor, and a polarization axis rotation element disposed between the viewing angle control panel and the display panel. The drive voltage when the external light intensity is less than a threshold value is greater than the drive voltage when the external light intensity is greater or equal to than the threshold value.

公开(公告)号：US20240126115A1

公开(公告)日：2024-04-18

申请号：US18481338

申请日：2023-10-05

Applicant: Japan Display Inc.

Inventor： Shunichi KIMURA ,  Toshiharu MATSUSHIMA ,  Jin HIROSAWA ,  Yuji MAEDE

IPC: G02F1/1335 ,  G02F1/1343

CPC classification number: G02F1/133526 ,  G02F1/134336 ,  G02F1/13439

Abstract: According to one embodiment, an optical control element includes a plurality of lens forming regions along a first direction and a second direction orthogonal to the first direction, each of the lens forming regions includes an annularly shaped second electrode and a circularly shaped first electrode provided on an inner side of the second electrode, a plurality of first wiring lines connected to the first electrodes each include a first stem portion extending in a zigzag shape along the second direction and a plurality of first branch portions extending from the first stem, and each of the first branch portions overlap the plurality of first electrodes, respectively.

公开(公告)号：US20230393436A1

公开(公告)日：2023-12-07

申请号：US18329642

申请日：2023-06-06

Applicant: Japan Display Inc.

Inventor： Toshiharu MATSUSHIMA ,  Shunichi KIMURA

IPC: G02F1/1343 ,  G02F1/1333

CPC classification number: G02F1/13439 ,  G02F1/133345 ,  G02F1/1323

Abstract: According to an aspect, a liquid crystal panel includes: a first substrate that is a light-transmitting substrate; a second substrate that is disposed facing the first substrate with a liquid crystal interposed between the first substrate and the second substrate and is a light-transmitting substrate; a wiring layer provided on the first substrate on a side facing the liquid crystal and comprising a plurality of wiring lines arrayed in a predetermined direction; an insulating layer stacked on the wiring layer on a side facing the liquid crystal; a first electrode layer stacked on the insulating layer on a side facing the liquid crystal; and a second electrode layer provided on the second substrate on a side facing the liquid crystal. A sheet resistance of the first electrode layer is higher than a sheet resistance of the wiring layer and a sheet resistance of the second electrode layer.

公开(公告)号：US20220206334A1

公开(公告)日：2022-06-30

申请号：US17655261

申请日：2022-03-17

Applicant: Japan Display Inc.

Inventor： Toshiharu MATSUSHIMA

IPC: G02F1/1335 ,  G02F1/1343

Abstract: A display panel and a backlight unit facing the display panel are provided. The display panel includes first and second polarizing plates, first and second substrates, and a liquid crystal layer. In a plan view, a second electrode formed on the first substrate extends in a first direction and includes a plurality of branch electrodes arranged in a second direction crossing the first direction. Any one of transmission axes of the first and second polarizing plates is parallel to an orientation direction of liquid crystal molecules when no voltage is applied to the second electrode. When a formation surface of the second electrode is as a base level and a normal direction of the base level is set to 0 degrees, light from the backlight unit has a peak of the intensity of light at an angle different from 0 degrees in a visible light region.

公开(公告)号：US20220082877A1

公开(公告)日：2022-03-17

申请号：US17536185

申请日：2021-11-29

Applicant: Japan Display Inc.

Inventor： Shigesumi ARAKI ,  Toshiharu MATSUSHIMA ,  Shinichi KOMURA

IPC: G02F1/13363 ,  G02F1/1335 ,  G02F1/1339 ,  G02F1/1343

Abstract: Provided is a display device including an array substrate, a pixel, a dimming element, and a counter substrate. The pixel is located over the array substrate and includes a first electrode, a second electrode, and a liquid crystal layer over the first electrode and the second electrode. The dimming element is located over the array substrate and includes a third electrode, the liquid crystal layer over the third electrode, and a fourth electrode over the liquid crystal layer. The counter substrate is located over the fourth electrode.

公开(公告)号：US20170293184A1

公开(公告)日：2017-10-12

申请号：US15634705

申请日：2017-06-27

Applicant: Japan Display Inc.

Inventor： Toshiharu MATSUSHIMA

IPC: G02F1/1337 ,  G02F1/1333 ,  G02F1/1335 ,  G02F1/1362 ,  G02F1/1368 ,  G02F1/1343

CPC classification number: G02F1/133707 ,  G02F1/133345 ,  G02F1/133512 ,  G02F1/1337 ,  G02F1/134309 ,  G02F1/134363 ,  G02F1/13439 ,  G02F1/136286 ,  G02F1/1368 ,  G02F2001/133738 ,  G02F2001/134372 ,  G02F2201/124

Abstract: According to one embodiment, a display device includes a first substrate with a first alignment film, a second substrate with a second alignment film, and a liquid crystal layer interposed therebetween. The first substrate has first and second electrodes. An initial alignment direction of liquid crystal molecules of the liquid crystal layer is parallel to a first direction or a direction orthogonal to the first direction. The second electrode includes comblike electrodes extending parallel to the first direction and a connecting portion which connects the comblike electrodes. The connecting portion includes a projection which projects in a second direction more than an outermost comblike electrode.

公开(公告)号：US20160062191A1

公开(公告)日：2016-03-03

申请号：US14817811

申请日：2015-08-04

Applicant: Japan Display Inc.

Inventor： Toshiharu MATSUSHIMA

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

CPC classification number: G02F1/133707 ,  G02F1/133345 ,  G02F1/133512 ,  G02F1/1337 ,  G02F1/134309 ,  G02F1/134363 ,  G02F1/13439 ,  G02F1/136286 ,  G02F1/1368 ,  G02F2001/133738 ,  G02F2001/134372 ,  G02F2201/124

Abstract: According to one embodiment, a display device includes a first substrate with a first alignment film, a second substrate with a second alignment film, and a liquid crystal layer interposed therebetween. The first substrate has first and second electrodes. An initial alignment direction of liquid crystal molecules of the liquid crystal layer is parallel to a first direction or a direction orthogonal to the first direction. The second electrode includes comblike electrodes extending parallel to the first direction and a connecting portion which connects the comblike electrodes. The connecting portion includes a projection which projects in a second direction more than an outermost comblike electrode.

Abstract translation: 根据一个实施例，显示装置包括具有第一取向膜的第一基板，具有第二取向膜的第二基板和插入其间的液晶层。 第一基板具有第一和第二电极。 液晶层的液晶分子的初始取向方向与第一方向或与第一方向正交的方向平行。 第二电极包括平行于第一方向延伸的梳状电极和连接梳状电极的连接部分。 连接部分包括沿第二方向突出的突起，其比最外面的梳状电极突出。

公开(公告)号：US20150323842A1

公开(公告)日：2015-11-12

申请号：US14708924

申请日：2015-05-11

Applicant: Japan Display Inc.

Inventor： Toshiharu MATSUSHIMA

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

CPC classification number: G02F1/134336 ,  G02F1/133345 ,  G02F1/133512 ,  G02F1/1337 ,  G02F1/133707 ,  G02F1/134363 ,  G02F1/136209 ,  G02F1/136286 ,  G02F1/1368 ,  G02F2001/133302 ,  G02F2001/134345 ,  G02F2001/134372 ,  G02F2201/121 ,  G02F2201/123

Abstract: According to an aspect, a liquid crystal display device includes a first substrate, a second substrate, a liquid crystal layer, a first electrode, and a second 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 different from the first direction and protruding from the electrode base portion with a certain distance interposed therebetween. At least one of the first substrate and the second substrate includes a light-blocking part that reduces intensity of light passing therethrough at a position overlapping with at least one of the center of the comb tooth portion and the center between the adjacent comb tooth portions in a direction perpendicular to the first substrate.

Abstract translation: 根据一方面，液晶显示装置包括第一基板，第二基板，液晶层，第一电极和第二电极。 第一电极包括沿第一方向延伸的电极基部，以及沿与第一方向不同的第二方向延伸的多个梳齿部，并且从电极基部突出一定距离。 第一基板和第二基板中的至少一个包括遮光部，该遮光部在与梳齿部的中心和相邻梳齿部之间的中心中的至少一方重叠的位置上减少通过其的光的强度， 垂直于第一衬底的方向。

公开(公告)号：US20240142827A1

公开(公告)日：2024-05-02

申请号：US18492859

申请日：2023-10-24

Applicant: Japan Display Inc.

Inventor： Jin HIROSAWA ,  Shunichi KIMURA ,  Toshiharu MATSUSHIMA ,  Yuji MAEDE ,  Shinichi KOMURA

IPC: G02F1/1343

CPC classification number: G02F1/134309

Abstract: According to one embodiment, an optical control element comprises a first substrate, a second substrate, a liquid crystal layer arranged between the first substrate and the second substrate, the first substrate include a first electrode, a second electrode provided on the first electrode, and a high-resistance layer provided on the first electrode and the second electrode, wherein the second substrate comprises a third electrode, a plurality of circular apertures are provided in each of the second electrodes, and lines connecting centers of the plurality of apertures constitute a triangle.

公开(公告)号：US20220413338A1

公开(公告)日：2022-12-29

申请号：US17847432

申请日：2022-06-23

Applicant: Japan Display Inc.

Inventor： Toshiharu MATSUSHIMA ,  Shunichi KIMURA

IPC: G02F1/1335 ,  G02F1/1337

Abstract: According to one embodiment, an electronic device includes a first polarizer having a first transmission axis, a first viewing angle control panel including a first liquid crystal layer containing hybrid-aligned liquid crystal molecules, a second polarizer, a second viewing angle control panel including a second liquid crystal layer containing hybrid-aligned liquid crystal molecules and a third polarizer. In plan view, an initial alignment direction of horizontally aligned liquid crystal molecules of the first liquid crystal layer and an initial alignment direction of horizontally aligned liquid crystal molecules of the second liquid crystal layer are parallel to each other and parallel or orthogonal to the first transmission axis.