公开(公告)号：US20180348556A1

公开(公告)日：2018-12-06

申请号：US15958310

申请日：2018-04-20

Applicant: Japan Display Inc.

Inventor： Lu JIN ,  Yosuke HYODO ,  Shinichiro OKA

IPC: G02F1/1339 ,  G02F1/1335 ,  G02F1/1343 ,  H01L27/12

CPC classification number: G02F1/1339 ,  G02F1/133305 ,  G02F1/133512 ,  G02F1/133514 ,  G02F1/133528 ,  G02F1/13394 ,  G02F1/1343 ,  G02F2201/121 ,  G02F2201/123 ,  H01L27/124

Abstract: A liquid crystal display device includes a first substrate having a display region, a second substrate, a liquid crystal layer between the first substrate and the second substrate, a plurality of first spacers formed on one of the first substrate and the second substrate and contacting with another one thereof, and a plurality of second spacers formed on one of the first substrate and the second substrate and contacting with another one thereof, wherein the display region has a first region and a second region with a curvature of the first substrate larger than a curvature of the first region, the plurality of first spacers is arranged in the first region, the plurality of second spacers is arranged in the second region, and an arrangement density D2 of the plurality of second spacers is higher than an arrangement density D1 of the plurality of first spacers.

公开(公告)号：US20180239209A1

公开(公告)日：2018-08-23

申请号：US15888391

申请日：2018-02-05

Applicant: Japan Display Inc.

Inventor： Shinichiro OKA ,  Yosuke HYODO ,  Lu JIN

IPC: G02F1/1362 ,  G02F1/1339 ,  G02F1/1343 ,  G02F1/1335 ,  G02F1/1345

CPC classification number: G02F1/136286 ,  G02F1/133305 ,  G02F1/133512 ,  G02F1/1339 ,  G02F1/134309 ,  G02F1/1345 ,  G02F2001/133388 ,  G02F2201/123

Abstract: A display device includes a first substrate having flexibility, a second substrate having flexibility, and a sealant adhering together the first substrate and the second substrate, wherein the sealant includes a curved section on an inner side in a planar view, the first substrate includes a first region not corresponding to the curved section and a second region corresponding to the curved section, and also a signal line from the first region to the second region, and a second angle formed by an extending direction of the signal line and a curved axis direction of the curved section in the second region is smaller than a first angle formed by an extending direction of the signal line and the curved axis direction in the first region.

公开(公告)号：US20180143482A1

公开(公告)日：2018-05-24

申请号：US15793282

申请日：2017-10-25

Applicant: Japan Display Inc.

Inventor： Lu JIN ,  Yosuke HYODO ,  Shinichiro OKA

IPC: G02F1/1333 ,  G06F3/14 ,  G06F1/16 ,  G06F3/044 ,  H01L27/12 ,  G09G3/30 ,  G06F3/041

Abstract: A problem to be solved is, in a thin type display panel with few bezel sections, improving strength in a curved part or adhesion between substrates. A display panel includes a first substrate having flexibility, a second substrate having flexibility, a sealant for adhering the first substrate and the second substrate, and an adhesion section for adhering the first substrate and the second substrate arranged on the inner side or outer side of the sealant, wherein a curved part is arranged on the inner side of the sealant, and the adhesion section is arranged in the curved part or in the vicinity of the curved part.

公开(公告)号：US20180113335A1

公开(公告)日：2018-04-26

申请号：US15722247

申请日：2017-10-02

Applicant: Japan Display Inc.

Inventor： Lu JIN ,  Shinichiro OKA ,  Yosuke HYODO

IPC: G02F1/1334 ,  G02F1/1339 ,  G02F1/13 ,  G02F1/1347

Abstract: A liquid crystal display device includes a first substrate, a second substrate facing the first substrate, a liquid crystal layer between the first substrate and the second substrate, the liquid crystal layer being enclosed by a sealing member, a first protrusion in one of the first substrate and the second substrate in a region inner to the sealing member, the first protrusion protruding toward the other of the first substrate and the second substrate, and a resin component bonding the other of the first substrate and the second substrate and the first protrusion to each other.

公开(公告)号：US20210080770A1

公开(公告)日：2021-03-18

申请号：US17007312

申请日：2020-08-31

Applicant: Japan Display Inc.

Inventor： Lu JIN ,  Shinichiro OKA ,  Yosuke HYODO

IPC: G02F1/1339 ,  G02F1/1368 ,  G02F1/1362 ,  G02F1/1337

Abstract: The purpose of the present invention is to suppress a displacement between the TFT substrate and the counter substrate in lateral direction in the liquid crystal display device. An example of the concrete structure is: a liquid crystal display device comprising: a TFT substrate, in which pixel electrodes are formed, a counter electrode, in which a black matrix is formed, the TFT substrate and the counter substrate being adhered by a sealing material, a liquid crystal being sealed inside from the sealing material, wherein a spacer is formed on either one of the TFT substrate or the counter substrate, a polymer pole is formed around the spacer and in contact with the spacer, a space between the TFT substrate and the counter substrate is maintained by the spacer.

公开(公告)号：US20180088380A1

公开(公告)日：2018-03-29

申请号：US15693960

申请日：2017-09-01

Applicant: Japan Display Inc.

Inventor： Shinichiro OKA ,  Shinichi KOMURA ,  Yosuke HYODO ,  Lu JIN

IPC: G02F1/1368 ,  G02F1/1345 ,  G02F1/1333 ,  G02F1/1362 ,  F21V8/00

CPC classification number: G02F1/1368 ,  G02B6/0088 ,  G02B6/009 ,  G02F1/133305 ,  G02F1/13452 ,  G02F1/136227 ,  G02F1/136286 ,  G02F2001/13685 ,  G02F2201/56 ,  H01L27/1218 ,  H01L27/1255

Abstract: A thin display device with a less bezel portion is provided. The display device includes: a first substrate with flexibility, the first substrate having a display section including a first pixel; a second substrate with flexibility; and a sealant which bonds the first substrate and the second substrate together. A curved part is provided inside the sealant in a planar view. When a surface of the first substrate opposing the second substrate is taken as a front surface and a surface opposite to the front surface is taken as a back surface, the back surface inside the curved part and the back surface outside the curved part are overlapped each other in a planar view. The display section is provided in the curved part.

公开(公告)号：US20220187646A1

公开(公告)日：2022-06-16

申请号：US17545512

申请日：2021-12-08

Applicant: Japan Display Inc.

Inventor： Lu JIN ,  Yosuke HYODO ,  Shinichiro OKA

IPC: G02F1/13357 ,  G02F1/1335

Abstract: According to one embodiment, an illumination device includes a first liquid crystal element opposed to a light emitting region, a second liquid crystal element including a first main surface and a second main surface, a first phase difference layer disposed on the second main surface, a second phase difference layer disposed on the second main surface and adjacent to the first phase difference layer, and a diffusion layer opposed to the first phase difference layer and the second phase difference layer. Each of the first liquid crystal element and the second liquid crystal element has a plurality of liquid crystal molecules, and is cured in a state in which an alignment direction of the liquid crystal molecules has continuously changed in plane.

公开(公告)号：US20180356701A1

公开(公告)日：2018-12-13

申请号：US15984913

申请日：2018-05-21

Applicant: Japan Display Inc.

Inventor： Yosuke HYODO ,  Shinichiro OKA ,  Lu JIN

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

CPC classification number: G02F1/136286 ,  G02F1/133305 ,  G02F1/133345 ,  G02F1/133512 ,  G02F1/133514 ,  G02F1/1343 ,  G02F1/136209 ,  G02F2001/134372 ,  G02F2001/13685

Abstract: A display device including a first resin substrate having flexibility, a second resin substrate having flexibility facing the first resin substrate, an electro-optical layer between the first resin substrate and the second resin substrate, a semiconductor layer included in a transistor between the first resin substrate and the electro-optical layer, a plurality of wiring layers between the first resin substrate and the electro-optical layer, the plurality of wiring layers including a metal layer below the semiconductor layer, a first inorganic insulating layer between the metal layer and the first resin substrate, and a second inorganic insulating layer arranged in the second resin substrate between the electro-optical layer and the second resin substrate, a thickness of the second inorganic insulating layer being different from a thickness of the first inorganic insulating layer.

公开(公告)号：US20180341143A1

公开(公告)日：2018-11-29

申请号：US15960873

申请日：2018-04-24

Applicant: Japan Display Inc.

Inventor： Yosuke HYODO ,  Shinichiro OKA ,  Lu JIN

IPC: G02F1/1333 ,  H01L27/12 ,  G02F1/1345 ,  G02F1/1368 ,  H01L29/786 ,  G02F1/1362 ,  G02F1/1335

Abstract: A display device includes a first flexible substrate on which a display region and a peripheral region located along a periphery of the display region are arranged; a connection terminal provided in the peripheral region, the connection terminal being connected with an integrated circuit; and a first insulating film in contact with the first flexible substrate. The first insulating film is present in the display region, and the first insulating film is not present between the connection terminal and the first flexible substrate.

公开(公告)号：US20180231823A1

公开(公告)日：2018-08-16

申请号：US15877674

申请日：2018-01-23

Applicant: Japan Display Inc.

Inventor： Yosuke HYODO ,  Shinichiro OKA ,  Lu JIN

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

CPC classification number: G02F1/133305 ,  G02F1/133345 ,  G02F1/1339 ,  G02F1/1345 ,  G02F1/13458 ,  G02F1/136286 ,  G02F2001/133388 ,  G02F2001/13456

Abstract: A display device includes a flexible first substrate, a flexible second substrate, a first layer, a first insulating layer in contact with the first layer, a second insulating layer in contact with the first layer, a liquid crystal layer between the first substrate and the second substrate, and a sealant sealing the liquid crystal layer and bonding the first substrate and the second substrate. The display device is bendable in a region inner to the sealant, the first substrate includes a seal region overlapping the sealant and a liquid crystal region overlapping the liquid crystal layer, the first insulating layer is in contact with the first layer in the seal region, the second insulating layer is in contact with the first layer in the liquid crystal region, and the first insulating layer and the second insulating layer have different thicknesses or are formed of different materials.