公开(公告)号：US10108041B2

公开(公告)日：2018-10-23

申请号：US14872685

申请日：2015-10-01

Applicant: Japan Display Inc.

Inventor： Toshiyuki Higano ,  Emi Higano

IPC: G02F1/1335 ,  G02F1/1343

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.

公开(公告)号：US11137635B2

公开(公告)日：2021-10-05

申请号：US16529958

申请日：2019-08-02

Applicant: Japan Display Inc.

Inventor： Emi Higano ,  Toshiyuki Higano ,  Shigesumi Araki

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

Abstract: According to one embodiment, a display device includes a display panel including a display area which displays images, a non-display area surrounding the display area, and a bend area in the non-display area, a first optical film located on the display panel and comprising an end portion which overlaps the bend area, an adhesive layer which adheres the first optical film and the display panel together and a non-adhesive layer located between the first optical film and the display panel, while overlapping the bend area, wherein the non-adhesive layer is in contact with an upper surface of the display panel.

公开(公告)号：US10928672B2

公开(公告)日：2021-02-23

申请号：US15992474

申请日：2018-05-30

Applicant: Japan Display Inc.

Inventor： Emi Higano ,  Shigesumi Araki ,  Toshiyuki Higano

IPC: G02F1/1335 ,  G02F1/133 ,  G02F1/1333 ,  G02F1/1343 ,  G06F3/041 ,  G09G3/36 ,  G02F1/13357 ,  G06F3/044 ,  G02F1/1345 ,  H05K3/32 ,  H05K1/18

Abstract: A display device includes: a first terminal group which is disposed on a front surface of a flexible first substrate having the front surface and is electrically connected to a plurality of pixel electrodes; a second terminal group which is disposed on a back surface of a second substrate and is electrically connected to a plurality of first electrodes of the second substrate; a display region which is disposed on each of the first substrate and the second substrate and overlaps a liquid crystal layer; and first and second peripheral regions which are disposed on the first substrate and the second substrate and located on an outer side of an adhesive. The first terminal group is formed in a first terminal arrangement region of the first peripheral region of the first substrate. The second terminal group is formed in a second terminal arrangement region of the second peripheral region of the second substrate. The first peripheral region is bent toward one side in a Z direction.

公开(公告)号：US10234730B2

公开(公告)日：2019-03-19

申请号：US15388545

申请日：2016-12-22

Applicant: Japan Display Inc.

Inventor： Emi Higano ,  Toshiyuki Higano

IPC: G02F1/1339 ,  G02F1/1341 ,  G02F1/1333

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：US20180314104A1

公开(公告)日：2018-11-01

申请号：US15946824

申请日：2018-04-06

Applicant: Japan Display Inc.

Inventor： Toshiyuki HIGANO ,  Emi Higano

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

Abstract: According to one embodiment, a display device comprises a first substrate, a flexible second substrates, an adhesive layer, a terminal, an electrode and a conductive structure. The terminal is in the first substrate and is connected to a drive circuit. The electrode is provided in the second substrate. The conductive structure connects the drive circuit and the electrode. The conductive structure comprises a first protrusion provided in the first surface in an area overlapping the adhesive layer, a first conductive film covering the first protrusion, a second conductive film facing the first conductive film, and a conductive member in the adhesive layer.

公开(公告)号：US11894618B2

公开(公告)日：2024-02-06

申请号：US17447601

申请日：2021-09-14

Applicant: Japan Display Inc.

Inventor： Daiichi Suzuki ,  Mitsutaka Okita ,  Emi Higano

IPC: H01P1/18 ,  H01Q3/36 ,  H01Q1/38 ,  H01Q1/50

CPC classification number: 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：US11516375B2

公开(公告)日：2022-11-29

申请号：US17447716

申请日：2021-09-15

Applicant: Japan Display Inc.

Inventor： Tetsuya Kojima ,  Mitsutaka Okita ,  Daiichi Suzuki ,  Emi Higano ,  Shigesumi Araki

IPC: H04N5/225 ,  G02F1/1343 ,  F21V8/00 ,  G02F1/1335

Abstract: The display device includes a liquid crystal panel having pixels, and an imaging device arranged on a backside of the liquid crystal display panel, wherein in an imaging area of the liquid crystal display panel overlapping the imaging device, the pixels are controlled so that black display pixels and white display pixels are alternately lined up in a row direction according to an operation of the imaging device.

公开(公告)号：US10816857B2

公开(公告)日：2020-10-27

申请号：US15937969

申请日：2018-03-28

Applicant: Japan Display Inc.

Inventor： Emi Higano ,  Toshiyuki Higano ,  Shigesumi Araki

IPC: G02F1/1339 ,  G02F1/1362 ,  G02F1/1333

Abstract: According to one embodiment, a display device comprises first and second flexible substrates, a sealant, a liquid crystal layer, a film, a first protrusion, scan signal lines, and video signal lines. The first flexible substrate includes first and second surfaces. The second flexible substrate includes third and fourth surfaces. The film is disposed on the fourth surface. The first protrusion is disposed on one of first and third surfaces. The scan signal lines extend in a first direction. The video signal lines extend in a second direction. The first protrusion overlaps one of the scan signal lines and the video signal lines, and extends in one of first and second 0directions.

公开(公告)号：US09829753B2

公开(公告)日：2017-11-28

申请号：US15070820

申请日：2016-03-15

Applicant: Japan Display Inc.

Inventor： Shigesumi Araki ,  Toshiyuki Higano ,  Emi Higano

IPC: G02F1/1339 ,  H01L27/12 ,  H01L29/786 ,  G02F1/1335

CPC classification number: G02F1/13394 ,  G02F1/133512 ,  G02F2001/13396 ,  G02F2001/13398 ,  H01L27/124 ,  H01L29/78633

Abstract: A display device includes a first light shielding area where two signal lines are arranged between the opening portions of mutually adjacent sub pixels, a second light shielding area where one signal line is arranged between the opening portions of mutually adjacent sub pixels, and a third light shielding area where one scanning line is arranged between the opening portions of mutually adjacent sub pixels. The display device further includes a first spacer arranged in the first light shielding area or the second light shielding area along the extending direction of the signal line and a second spacer arranged in the third light shielding area along the extending direction of the scanning line. The first spacer and the second spacer are arranged crosswise.

公开(公告)号：US09030635B2

公开(公告)日：2015-05-12

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。