公开(公告)号：US20250068020A1

公开(公告)日：2025-02-27

申请号：US18948780

申请日：2024-11-15

Applicant: Japan Display Inc.

Inventor： Yoshitaka OZEKI ,  Nobutaka OZAKI

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

Abstract: According to one embodiment, a display device includes a first substrate and a second substrate opposed to the first substrate. The first substrate includes an insulating substrate, a switching element located on the insulating substrate and having a relay electrode, an organic insulating film covering the switching element and having a first through-hole penetrating to the relay electrode, a pixel electrode being in contact with the relay electrode via the first through-hole, a first capacitance insulating film covering the pixel electrode, a filler having an insulation property filled in at least the first through-hole and located on the pixel electrode and the first capacitance insulating film, and a common electrode covering the filler.

公开(公告)号：US20240264500A1

公开(公告)日：2024-08-08

申请号：US18428904

申请日：2024-01-31

Applicant: Japan Display Inc.

Inventor： Yoshitaka OZEKI ,  Nobutaka OZAKI

IPC: G02F1/1362 ,  G02F1/1368 ,  H01L27/12

CPC classification number: G02F1/136227 ,  G02F1/1368 ,  H01L27/1248

Abstract: Disclosed is a display device including a substrate and a plurality of pixels over the substrate. At least one of the plurality of pixels includes a driving transistor and a liquid crystal element electrically connected to the driving transistor. The liquid crystal element has a pixel electrode, an interelectrode insulating film, a common electrode, an inorganic insulating film, a first orientation film, a liquid crystal layer, and a second orientation film. The interelectrode insulating film is located over the pixel electrode. The common electrode is located over the interelectrode insulating film and has a slit overlapping the pixel electrode. The inorganic insulating film is located over the common electrode. The first orientation film is located over the inorganic insulating film. The liquid crystal layer is located over the first orientation film. The second orientation film is located over the liquid crystal layer.

公开(公告)号：US20240088164A1

公开(公告)日：2024-03-14

申请号：US18244081

申请日：2023-09-08

Applicant: Japan Display Inc

Inventor： Nobutaka OZAKI ,  Yoshitaka OZEKI ,  Koshiro MORIGUCHI

IPC: H01L27/12 ,  G02F1/1343 ,  G02F1/1362 ,  G02F1/1368

CPC classification number: H01L27/124 ,  G02F1/13439 ,  G02F1/136209 ,  G02F1/1368

Abstract: A display device including a plurality of pixels arranged in a matrix on a substrate along a first direction and a second direction intersecting the first direction, wherein each of the plurality of pixels includes a transistor, a first transparent conductive layer arranged over the transistor and electrically connected to the transistor, a first insulating layer arranged over the first transparent conductive layer, a second transparent conductive layer arranged in the first insulating layer and electrically connected to the first transparent conductive layer via an opening extending over the plurality of pixels arranged in line in the first direction, a filling member arranged over the second transparent conductive layer to fill the interior of the opening, a third transparent conductive layer arranged on the first insulating layer and the filling member, and a metal layer in contact with the third transparent electrode.

公开(公告)号：US20230123073A1

公开(公告)日：2023-04-20

申请号：US18068310

申请日：2022-12-19

Applicant: Japan Display Inc.

Inventor： Yoshitaka OZEKI ,  Nobutaka OZAKI ,  Koshiro MORIGUCHI

IPC: G02F1/1368 ,  H01L27/12 ,  G02F1/1362 ,  G02F1/136

Abstract: A display device includes a first transistor provided with an oxide semiconductor layer, a first gate wiring facing the oxide semiconductor layer and a first gate insulating layer between the oxide semiconductor layer and the first gate wiring, a first transparent conductive layer provided on at least a first insulating layer on the first transistor, the first transparent conductive layer having an area overlapping the gate wiring and being in contact with the oxide semiconductor layer in a first contact area not overlapping the gate wiring, a second transparent conductive layer provided above at least a second insulating layer on the first transparent conductive layer and being in contact with the first transparent conductive layer at a second contact area overlapping the gate wiring, and a third transparent conductive layer provided between the second transparent conductive layer and the second insulating layer.

公开(公告)号：US20210389618A1

公开(公告)日：2021-12-16

申请号：US17460420

申请日：2021-08-30

Applicant: Japan Display Inc.

Inventor： Yoshitaka OZEKI ,  Seiji UEJIMA ,  Nobutaka OZAKI

IPC: G02F1/1343 ,  G09G3/36 ,  G02F1/1362 ,  G02F1/1333

Abstract: According to one embodiment, a display device includes a substrate, a switching element provided on the substrate and including a relay electrode, a first electrode provided further away from the substrate than the switching element, a first insulating film provided on the first electrode and having a first thickness, a second electrode provided on the first insulating film, a second insulating film provided on the second electrode and having a second thickness and a third electrode provided on the second insulating film and supplied with a same potential as that of the first electrode. The second thickness is greater than the first thickness.

公开(公告)号：US20190258122A1

公开(公告)日：2019-08-22

申请号：US16277270

申请日：2019-02-15

Applicant: Japan Display Inc.

Inventor： Mitsufumi SOGABE ,  Yoshitaka OZEKI ,  Nobutaka OZAKI

IPC: G02F1/1343

Abstract: According to one embodiment, a display device including a first signal line positioned between a first and second pixel area, a common electrode, a first and second switching element, a first and second pixel electrode, wherein the first pixel electrode includes a first connector, the second pixel electrode includes a second connector and a second projection, the common electrode includes an opening, the first and second connector are arranged with the first signal line interposed therebetween, the second projection is disposed in the first direction between the first signal line and the second connector, and a first gap is different from a second gap.

公开(公告)号：US20190258099A1

公开(公告)日：2019-08-22

申请号：US16279700

申请日：2019-02-19

Applicant: Japan Display Inc.

Inventor： Yoshitaka OZEKI ,  Seiji UEJIMA ,  Nobutaka OZAKI

IPC: G02F1/1343 ,  G02F1/1333 ,  G02F1/1362 ,  G09G3/36

Abstract: According to one embodiment, a display device includes a substrate, a switching element provided on the substrate and including a relay electrode, a first electrode provided further away from the substrate than the switching element, a first insulating film provided on the first electrode and having a first thickness, a second electrode provided on the first insulating film, a second insulating film provided on the second electrode and having a second thickness and a third electrode provided on the second insulating film and supplied with a same potential as that of the first electrode. The second thickness is greater than the first thickness.

公开(公告)号：US20190198674A1

公开(公告)日：2019-06-27

申请号：US16227078

申请日：2018-12-20

Applicant: Japan Display Inc.

Inventor： Yoshitaka OZEKI ,  Gen KOIDE ,  Nobutaka OZAKI

IPC: H01L29/786 ,  H01L27/12 ,  H01L29/417 ,  H01L29/66 ,  H01L21/027 ,  G02F1/1362 ,  G02F1/1368 ,  H01L21/265

CPC classification number: H01L29/78633 ,  G02F1/136209 ,  G02F1/136286 ,  G02F1/1368 ,  G02F2202/104 ,  H01L21/02532 ,  H01L21/02592 ,  H01L21/0262 ,  H01L21/02675 ,  H01L21/0274 ,  H01L21/26513 ,  H01L21/266 ,  H01L27/1222 ,  H01L27/124 ,  H01L27/1274 ,  H01L27/1288 ,  H01L27/3262 ,  H01L27/3272 ,  H01L27/3276 ,  H01L29/41733 ,  H01L29/66765 ,  H01L29/78621 ,  H01L29/78678 ,  H01L2227/323

Abstract: According to an aspect, an array substrate includes: a substrate; a light-shielding layer; a first gate electrode; a semiconductor layer; a signal line; and an electrode. A first surface of the substrate is provided with, in sequence, the light-shielding layer, the first gate electrode, the semiconductor layer, the signal line, and the electrode. The semiconductor layer includes a first impurity region electrically coupled to the electrode, a first channel region overlapping the first gate electrode, a second impurity region opposite to the first impurity region with respect to the first channel region, and a first lightly doped drain region between the first impurity region and the first channel region. The light-shielding layer has a first end and a second end opposite to each other. The first end overlaps the first channel region. The light-shielding layer overlaps a boundary between the first channel region and the first lightly doped drain region.