公开(公告)号：US20150160516A1

公开(公告)日：2015-06-11

申请号：US14564131

申请日：2014-12-09

Applicant: Japan Display Inc.

Inventor： Emi HIGANO ,  Toshiyuki HIGANO ,  Takenori HIROTA

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

CPC classification number: G02F1/133723 ,  G02F1/133784 ,  G02F1/133788 ,  G02F1/134363 ,  G02F1/1368

Abstract: A liquid crystal display device includes a TFT substrate, a counter substrate, a liquid crystal layer, a first alignment film arranged between the TFT substrate and the liquid crystal layer, and a second alignment film arranged between the counter substrate and the liquid crystal layer. The first alignment film has a two-layer structure including a photo-alignment component and a low resistance component whose resistance is lower than that of the photo-alignment component, and the transmittance of the second alignment film is greater than that of the first alignment film.

Abstract translation: 液晶显示装置包括TFT基板，对置基板，液晶层，配置在TFT基板和液晶层之间的第一取向膜以及配置在对置基板与液晶层之间的第二取向膜。 第一取向膜具有包含光取向成分和电阻低于光取向成分的低电阻成分的两层结构，第二取向膜的透射率大于第一取向膜的透射率 电影。

公开(公告)号：US20150109569A1

公开(公告)日：2015-04-23

申请号：US14519515

申请日：2014-10-21

Applicant: Japan Display Inc.

Inventor： Noboru KUNIMATSU ,  Yasushi TOMIOKA ,  Toshiyuki HIGANO ,  Emi HIGANO ,  Midori TSUKANE ,  Hirofumi WAKEMOTO ,  Kazuhiro NISHIYAMA

IPC: G02F1/1339 ,  G02F1/1337

CPC classification number: G02F1/1339 ,  G02F1/133788

Abstract: An object of the present invention is to realize a liquid crystal display device having a photo-aligned alignment film in which the alignment film is overlapped with a seal material to downsize a frame area, and the reliability of a seal portion can be secured. A first alignment film and a second alignment film are overlapped with a seal material, the first alignment film and the second alignment film are made of material containing 0.5 wt % or larger and 2 wt % or smaller of an amine-system silane coupling agent, and the shrinkage ratio and the storage elastic modulus of the seal material evaluated using the modulus of volume change by a specific gravity cup method are 5.1% or smaller and 9.2 Pa or smaller, respectively. Accordingly, a frame area can be downsized, and the reliability of a seal portion can be maintained.

Abstract translation: 本发明的目的是实现一种具有光取向膜的液晶显示装置，其中取向膜与密封材料重叠以减小框架区域的尺寸，并且可以确保密封部分的可靠性。 第一取向膜和第二取向膜与密封材料重叠，第一取向膜和第二取向膜由含有0.5重量％以上且2体积％以下的胺系硅烷偶联剂的材料构成， 并且使用体积变化率通过比重杯法评价的密封材料的收缩率和储能弹性模量分别为5.1％以下且9.2Pa以下。 因此，可以缩小框架面积，并且可以保持密封部的可靠性。

公开(公告)号：US20140078453A1

公开(公告)日：2014-03-20

申请号：US14025947

申请日：2013-09-13

Applicant: Japan Display Inc.

Inventor： Emi HIGANO ,  Mitsutaka Okita ,  Daiichi Suzuki ,  Kenji Nakao ,  Kazuhiro Nishiyama

IPC: G02F1/1337

CPC classification number: G02F1/1337 ,  G02F1/133707 ,  G02F2001/133742

Abstract: According to one embodiment, a liquid crystal display device includes a first substrate, a second substrate and a liquid crystal layer. The first substrate includes a first electrode, a stage including an electrode formation surface, a switching element, a second electrode and a first vertical alignment film. The second substrate includes a third electrode and a second vertical alignment film. The electrode formation surface is positioned closer to the second substrate than a portion of the first vertical alignment film, which opposes the first electrode.

Abstract translation: 根据一个实施例，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，包括电极形成表面的台，开关元件，第二电极和第一垂直取向膜。 第二基板包括第三电极和第二垂直取向膜。 电极形成表面比第一垂直取向膜的与第一电极相对的部分更靠近第二基板定位。

公开(公告)号：US20210408681A1

公开(公告)日：2021-12-30

申请号：US17447601

申请日：2021-09-14

Applicant: Japan Display Inc.

Inventor： Daiichi SUZUKI ,  Mitsutaka OKITA ,  Emi HIGANO

IPC: H01Q3/36 ,  H01Q1/38 ,  H01Q1/50

Abstract: An antenna device includes a strip conductor layer, a radiation conductor layer continuous from the strip conductor layer, a ground conductor layer facing the strip conductor layer and the radiation conductor layer, a liquid crystal layer between the strip conductor layer and the ground conductor layer, and the radiation conductor layer and the ground conductor layer, and an alignment film between the strip conductor layer and the liquid crystal layer, and the radiation conductor layer and the liquid crystal layer. The alignment film includes a first region overlapping the strip conductor layer and a second region overlapping the radiation conductor layer, and the alignment state of liquid crystal molecules of the liquid crystal layer in the first region is different from the alignment state of liquid crystal molecules of the liquid crystal layer in the second region.

公开(公告)号：US20210208444A1

公开(公告)日：2021-07-08

申请号：US17208500

申请日：2021-03-22

Applicant: Japan Display Inc.

Inventor： Shinichiro OKA ,  Yosuke HYODO ,  Toshiyuki HIGANO ,  Emi HIGANO

IPC: G02F1/1345 ,  G02F1/1333 ,  G02F1/1339

Abstract: An electrooptic apparatus includes: a flexible first substrate having a first front surface; a liquid crystal layer (electrooptic layer) formed above the first front surface of the first substrate; a transistor element between the first substrate and the liquid crystal layer; a first wiring being closer to the first front surface and electrically connected to the transistor element; a first organic film between the first substrate and the first wiring; and a first inorganic insulating film between the transistor element and the first substrate and on the first front surface of the first substrate. The first substrate further includes: a first portion overlapping a display region and the insulating film; and a second portion not overlapping the insulating film 11 and including a bending region. The first wiring overlaps the first and second portions, and a thickness of the second portion is smaller than a thickness of the first portion.

公开(公告)号：US20190072811A1

公开(公告)日：2019-03-07

申请号：US16121985

申请日：2018-09-05

Applicant: JAPAN DISPLAY INC.

Inventor： Emi HIGANO ,  Toshiyuki Higano

IPC: G02F1/1333 ,  G02F1/1339 ,  G02F1/1335 ,  G02F1/1337 ,  G02F1/1343 ,  F21V8/00

Abstract: According to one embodiment, a display device comprises a light source, a light guide, a flexible display panel, and a first polarizer. The light guide includes first and second surfaces and a side surface. The flexible display panel includes a display area on which the light from the first surface is incident. The first polarizer is disposed between the light guide and the display panel. The display panel is opposed to the first surface. An end portion of the display panel is bent toward the second surface along the side surface. The first polarizer faces the side surface.

公开(公告)号：US20190041678A1

公开(公告)日：2019-02-07

申请号：US16053855

申请日：2018-08-03

Applicant: Japan Display Inc.

Inventor： Genki ASOZU ,  Toshiyuki HIGANO ,  Emi HIGANO

IPC: G02F1/1333 ,  G02F1/133 ,  G02F1/1335

Abstract: According to one embodiment, an electro-optical device comprises a flexible first substrate and a flexible second substrate which include an electro-optical area, a drive area in the first substrate with terminals formed in the drive area, an external drive circuit connected to the terminals, conductive lines extending from the terminals to the electro-optical area side, and a first resin film overlapping the conductive lines. Further, a gap is formed between the first resin film and the second substrate in planar view.

公开(公告)号：US20180284523A1

公开(公告)日：2018-10-04

申请号：US15938031

申请日：2018-03-28

Applicant: Japan Display Inc.

Inventor： Emi HIGANO ,  Toshiyuki Higano ,  Shigesumi Araki

IPC: G02F1/1333 ,  G02F1/1339 ,  G02F1/1362 ,  G02F1/1335 ,  G02F1/1368 ,  G02F1/1343

Abstract: According to one embodiment, a display device comprises first and second flexible substrates, a liquid crystal layer, first and second spacers. The first flexible substrate includes first and second surfaces. The second flexible substrate includes a third surface opposite to the first surface and a fourth surface opposite to the third surface. The liquid crystal layer is disposed between first and third surfaces. The first spacer is disposed on the first surface. The second spacer is disposed on the third surface. One of the first and second spacers has a concave and the other of the first and second spacers has a convex. The tip of the convex contacts the concave.

公开(公告)号：US20170176802A1

公开(公告)日：2017-06-22

申请号：US15388545

申请日：2016-12-22

Applicant: Japan Display Inc.

Inventor： Emi HIGANO ,  Toshiyuki HIGANO

IPC: G02F1/1339

CPC classification number: G02F1/13394 ,  G02F1/1339 ,  G02F1/1341 ,  G02F2001/133357 ,  G02F2001/13396 ,  G02F2202/28

Abstract: According to one embodiment, a liquid crystal display device includes an array substrate, a counter substrate, an adhesive layer, a liquid crystal layer, a frame portion, and first and second barrier members.The first barrier member includes a first wall portion having a frame shape and provided on a surface of the array substrate opposing the counter substrate, and first pillar portions arranged spaced apart from each other and each having opposite end faces abutting against the first wall portion and the counter substrate. The second barrier member includes a second wall portion having a frame shape and provided on a surface of the counter substrate opposing the array substrate, and second pillar portions arranged spaced apart from each other and each having opposite end faces abutting against the second wall portion and the array substrate.

公开(公告)号：US20160097946A1

公开(公告)日：2016-04-07

申请号：US14872685

申请日：2015-10-01

Applicant: Japan Display Inc.

Inventor： Toshiyuki HIGANO ,  Emi HIGANO

IPC: G02F1/1333 ,  G02F1/1368 ,  G02F1/1339 ,  G02F1/1343 ,  G02F1/1335

CPC classification number: G02F1/133512 ,  G02F1/134363 ,  G02F2001/134318

Abstract: There is provided a liquid crystal display device that a high quality image with suppressed display unevenness can be obtained. A liquid crystal display device includes a first metal electrode, a black matrix disposed at regular spacings, and a liquid crystal. The first metal electrode is disposed to overlap the black matrix when seen perpendicularly from above, and a second metal electrode is disposed at a place at which the first metal is not disposed at a position at which the second metal electrode overlaps the black matrix between different color sub pixels.

Abstract translation: 提供了可以获得具有抑制的显示不均匀性的高质量图像的液晶显示装置。 液晶显示装置包括第一金属电极，以规则间隔设置的黑矩阵和液晶。 当从上方垂直观察时，第一金属电极设置成与黑矩阵重叠，并且第二金属电极设置在第一金属未设置在不同于第二金属电极与黑矩阵重叠的位置处的位置处 彩色子像素。