公开(公告)号：US20230393434A1

公开(公告)日：2023-12-07

申请号：US18454221

申请日：2023-08-23

Applicant: Japan Display Inc.

Inventor： Morikazu NOMURA ,  Yoshitaka OZEKI ,  Toru KAWAMURA

IPC: G02F1/1339 ,  H01L27/12 ,  G02F1/1368 ,  G02F1/1362 ,  G02F1/1335

CPC classification number: G02F1/13394 ,  H01L27/124 ,  H01L27/1248 ,  G02F1/1368 ,  G02F1/136227 ,  G02F1/133512 ,  G02F1/136286 ,  G02F1/133514 ,  G02F2201/52 ,  G02F1/134309

Abstract: According to one embodiment, a display device includes a first substrate including a first signal line and a second signal line adjacent to each other along a first direction, an organic insulating film located on the first signal line and the second signal line, and a first spacer located on the organic insulating film and a second substrate opposing the first substrate and including a second spacer opposing the first spacer. The organic insulating film has a through-hole between the first signal line and the second signal line in plan view. The first spacer is provided to overlap the through-hole in plan view and filling the through-hole.

公开(公告)号：US20230389370A1

公开(公告)日：2023-11-30

申请号：US18202403

申请日：2023-05-26

Applicant: Japan Display Inc.

Inventor： Yoshitaka OZEKI ,  Nobutaka OZAKI

IPC: H10K59/126 ,  G09G3/36 ,  H10K59/12 ,  H10K59/80

CPC classification number: H10K59/126 ,  G09G3/36 ,  H10K59/1201 ,  H10K59/80524 ,  G09G2300/0842

Abstract: A display device includes: an oxide semiconductor layer; a gate electrode facing the oxide semiconductor layer; a gate insulating layer between the oxide semiconductor layer and the gate electrode; a light-shielding layer overlapping part of the oxide semiconductor layer in a plan view; a first insulating layer covering the oxide semiconductor layer, the gate electrode, and the gate insulating layer, the first insulating layer including a first opening including a first side wall overlapping the light-shielding layer and a second side wall not overlapping the light-shielding layer in a plan view; and a transparent conductive layer arranged above the first insulating layer and connected to the oxide semiconductor layer via the first opening. The transparent conductive layer is arranged in an area overlapping the first side wall and is not arranged in at least part in an area overlapping the second side wall in a plan view.

公开(公告)号：US20230275098A1

公开(公告)日：2023-08-31

申请号：US18141542

申请日：2023-05-01

Applicant: Japan Display Inc.

Inventor： Yoshitaka OZEKI ,  Satoshi TOKURA

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

CPC classification number: H01L27/1225 ,  G02F1/1368 ,  G02F1/136286 ,  H01L27/124

Abstract: A display device includes a first transistor. The first transistor includes an oxide semiconductor layer, a first gate electrode facing the oxide semiconductor layer and a gate insulating layer between the oxide semiconductor layer and the first gate electrode. The first gate electrode has hydrogen storage properties.

公开(公告)号：US20230178674A1

公开(公告)日：2023-06-08

申请号：US18103692

申请日：2023-01-31

Applicant: Japan Display Inc.

Inventor： Tadayoshi KATSUTA ,  Yoshitaka OZEKI

IPC: H01L31/105 ,  H01L27/146

CPC classification number: H01L31/105 ,  H01L27/14623 ,  H01L27/14643 ,  G06V40/1318

Abstract: According to an aspect, a detection device includes a substrate and a plurality of photodiodes arranged on the substrate. Each of the photodiodes comprises a p-type semiconductor layer, an i-type semiconductor layer, and an n-type semiconductor layer stacked on the substrate. Each of the photodiodes includes a plurality of first regions in each of which the p-type semiconductor layer, the i-type semiconductor layer, and the n-type semiconductor layer are stacked so as to be directly in contact with one another, and a second region in which at least the p-type semiconductor layer and the i-type semiconductor layer are stacked so as to be separate from each other. Adjacent first regions included in the plurality of first regions are coupled together by at least the p-type semiconductor layer.

公开(公告)号：US20220121053A1

公开(公告)日：2022-04-21

申请号：US17562341

申请日：2021-12-27

Applicant: Japan Display Inc.

Inventor： Morikazu NOMURA ,  Yoshitaka OZEKI ,  Toru KAWAMURA

IPC: G02F1/1339 ,  H01L27/12 ,  G02F1/1368 ,  G02F1/1362 ,  G02F1/1335

Abstract: According to one embodiment, a display device includes a first substrate including a first signal line and a second signal line adjacent to each other along a first direction, an organic insulating film located on the first signal line and the second signal line, and a first spacer located on the organic insulating film and a second substrate opposing the first substrate and including a second spacer opposing the first spacer. The organic insulating film has a through-hole between the first signal line and the second signal line in plan view. The first spacer is provided to overlap the through-hole in plan view and filling the through-hole.

公开(公告)号：US20210397805A1

公开(公告)日：2021-12-23

申请号：US17464044

申请日：2021-09-01

Applicant: Japan Display Inc.

Inventor： Yoshitaka OZEKI ,  Hayato KURASAWA ,  Toshinori UEHARA ,  Koshiro MORIGUCHI

IPC: G06K9/00 ,  H01L27/12 ,  H01L29/423 ,  G06F3/041

Abstract: A detection device is provided and includes substrate; drive electrode provided on substrate; detection electrode provided on substrate and capacitively coupling with drive electrode; first thin film transistor connected to drive electrode and second thin film transistor connected to first thin film transistor, first insulating film and second insulating film both stacked on substrate, wherein first thin film transistor comprises first gate electrode and first semiconductor layer, second thin film transistor comprises second gate electrode and second semiconductor layer, first semiconductor layer and second semiconductor layer are in same layer and are located between first insulating film and second insulating film, first gate electrode opposes first semiconductor layer via first insulating film, second gate electrode opposes second semiconductor layer via second insulating film, and distance from first gate electrode to first semiconductor layer is greater than distance from second gate electrode to second semiconductor layer.

公开(公告)号：US20210356786A1

公开(公告)日：2021-11-18

申请号：US17390328

申请日：2021-07-30

Applicant: Japan Display Inc.

Inventor： Yoshitaka OZEKI

IPC: G02F1/1368 ,  G02F1/1362 ,  G02F1/167 ,  H01L29/417 ,  H01L29/423

Abstract: According to one embodiment, a display device includes a display panel and a drive circuit. A transistor provided in a pixel portion or a peripheral portion of the display panel includes a semiconductor layer having a first end and a second end, first and second gate electrodes overlapping the semiconductor layer, a source electrode connected to the first end, and a drain electrode connected to the second end. The first and second gate electrodes are disposed in a first layer. The source electrode and the drain electrode are disposed in a second layer. The source electrode is formed to cover at least a first channel region in planar view. The drain electrode is formed to cover at least a second channel region in planar view.

公开(公告)号：US20200333646A1

公开(公告)日：2020-10-22

申请号：US16921213

申请日：2020-07-06

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：US20150212374A1

公开(公告)日：2015-07-30

申请号：US14602604

申请日：2015-01-22

Applicant: Japan Display Inc.

Inventor： Seiji UEJIMA ,  Hidemasa YAMAGUCHI ,  Yoshitaka OZEKI ,  Takeyuki TSURUMA ,  Kenta SEKI ,  Toshiaki FUKUSHIMA

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

CPC classification number: G02F1/134309 ,  G02F2001/134372

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 line, a second line, a switching element, a common electrode, an insulating film disposed on the common electrode, a pixel electrode connected with the switching element and opposed to the common electrode with the insulating film interposed therebetween, and a first alignment film covering the pixel electrode. The second substrate includes a second alignment film. And the pixel electrode includes one main pixel electrode extending in a belt shape in a pixel area defined by the first line and the second line.

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。 第一基板包括第一线，第二线，开关元件，公共电极，设置在公共电极上的绝缘膜，与开关元件连接并与公共电极相对并且绝缘膜相对的像素电极， 以及覆盖像素电极的第一取向膜。 第二基板包括第二取向膜。 并且像素电极包括在由第一线和第二线限定的像素区域中以带状延伸的一个主像素电极。

公开(公告)号：US20240405026A1

公开(公告)日：2024-12-05

申请号：US18799070

申请日：2024-08-09

Applicant: Japan Display Inc.

Inventor： Yoshitaka OZEKI ,  Satoshi TOKURA

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

Abstract: A display device includes a first transistor. The first transistor includes an oxide semiconductor layer, a first gate electrode facing the oxide semiconductor layer and a gate insulating layer between the oxide semiconductor layer and the first gate electrode. The first gate electrode has hydrogen storage properties.