公开(公告)号：US12181759B2

公开(公告)日：2024-12-31

申请号：US18457350

申请日：2023-08-29

Applicant: Japan Display Inc.

Inventor： Akihiro Hanada ,  Hitoshi Tanaka

IPC: G02F1/1362

Abstract: According to one embodiment, a display device includes a transparent semiconductor, a first insulating layer, a gate electrode, a second insulating layer, a source electrode, a third insulating layer, a transparent electrode which is in contact with the semiconductor in a second contact hole penetrating the first insulating layer, the second insulating layer and the third insulating layer, a fourth insulating layer, a color filter, and a pixel electrode electrically connected to the transparent electrode. The first insulating layer and the second insulating layer are silicon oxide layers. At least one of the third insulating layer and the fourth insulating layer is a silicon nitride layer.

公开(公告)号：US12148842B2

公开(公告)日：2024-11-19

申请号：US18181572

申请日：2023-03-10

Applicant: Japan Display Inc.

Inventor： Masataka Ikeda ,  Hirotaka Hayashi ,  Hitoshi Tanaka

IPC: H01L29/786 ,  G02F1/167 ,  G02F1/16766 ,  H01L27/12 ,  H01L49/02

Abstract: According to one embodiment, a semiconductor substrate includes a first basement, a gate line, a source line, an insulating film, a first pixel electrode, and a first transistor and a second transistor connected parallel at positions between the source line and the first pixel electrode. Each of a first semiconductor layer of the first transistor and a second semiconductor layer of the second transistor includes a first region, a second region, and a channel region. The first semiconductor layer and the second semiconductor layer are in contact with a first surface that is a surface of the insulating film on the source line side. The channel region of each of the first semiconductor layer and the second semiconductor layer wholly overlaps the gate line.

公开(公告)号：US11719986B2

公开(公告)日：2023-08-08

申请号：US17148944

申请日：2021-01-14

Applicant: Japan Display Inc.

Inventor： Kazuhide Mochizuki ,  Hitoshi Tanaka

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

CPC classification number: G02F1/136209 ,  G02F1/1345 ,  G02F1/1368 ,  G02F1/136227 ,  G02F1/136286 ,  H01L27/124 ,  G02F1/136213 ,  G02F2201/121 ,  G02F2202/10 ,  H01L27/1225 ,  H01L29/78633 ,  H01L29/78693

Abstract: According to one embodiment, a display device including an insulating substrate, a first gate driver, a first gate line and a conductive material layer is provided. The first gate line has a first end connected to the first gate driver and a second end opposite to the first end, and extends in a first direction. The conductive material layer is located between the insulating substrate and the first gate line, overlaps the first gate line, and extends in the first direction. In the display device, the second end of the first gate line is electrically connected to the conductive material layer.

公开(公告)号：US11906862B2

公开(公告)日：2024-02-20

申请号：US17959306

申请日：2022-10-04

Applicant: Japan Display Inc.

Inventor： Isao Suzumura ,  Fumiya Kimura ,  Kazuhide Mochizuki ,  Hitoshi Tanaka ,  Kenichi Akutsu ,  Atsuko Shimada

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

CPC classification number: G02F1/136286 ,  G02F1/1368 ,  G02F1/136227 ,  G02F1/13685 ,  G02F1/134318 ,  G02F1/134363 ,  G02F1/136295 ,  G02F2201/123 ,  G02F2201/40 ,  H01L27/1225

Abstract: According to one embodiment, a display device includes a semiconductor layer, a first insulating layer, a gate electrode, a second insulating layer and a plurality of transparent conductive layers. The transparent conductive layers include a pixel electrode, a first conductive layer and a second conductive layer. The pixel electrode is in contact with the second conductive layer. The second conductive layer is in contact with the first conductive layer. The first conductive layer is brought into contact with a second region of the semiconductor layer through a first contact hole.

公开(公告)号：US20190212620A1

公开(公告)日：2019-07-11

申请号：US16357469

申请日：2019-03-19

Applicant: Japan Display Inc.

Inventor： Kazuhide MOCHIZUKI ,  Hitoshi Tanaka

IPC: G02F1/1362 ,  G02F1/1368 ,  H01L27/12 ,  G02F1/1345

CPC classification number: G02F1/136209 ,  G02F1/1345 ,  G02F1/136213 ,  G02F1/136227 ,  G02F1/136286 ,  G02F1/1368 ,  G02F2201/121 ,  G02F2202/10 ,  H01L27/1225 ,  H01L27/124 ,  H01L29/78633 ,  H01L29/78693

Abstract: According to one embodiment, a display device including an insulating substrate, a first gate driver, a first gate line and a conductive material layer is provided. The first gate line has a first end connected to the first gate driver and a second end opposite to the first end, and extends in a first direction. The conductive material layer is located between the insulating substrate and the first gate line, overlaps the first gate line, and extends in the first direction. In the display device, the second end of the first gate line is electrically connected to the conductive material layer.

公开(公告)号：US20190025659A1

公开(公告)日：2019-01-24

申请号：US16036087

申请日：2018-07-16

Applicant: Japan Display Inc.

Inventor： Makoto UCHIDA ,  Takanori Tsunashima ,  Hitoshi Tanaka

IPC: G02F1/1362 ,  G02F1/1335 ,  G02F1/1343 ,  G02F1/1337 ,  G02F1/1333 ,  G02F1/1345

Abstract: According to one embodiment, a display device including a first source line, a second source line and a third source line arranged in a first direction, a first gate line crossing the first source line, a second gate line separated from the first gate line in the first direction and crossing the third source line, a first semiconductor layer including a first crossing portion which crosses the first gate line and is located on a first source line side between the first source line and the second source line, and a second semiconductor layer including a second crossing portion which crosses the second gate line and is located on a third source line side between the second source line and the third source line.

公开(公告)号：US11703733B2

公开(公告)日：2023-07-18

申请号：US17654101

申请日：2022-03-09

Applicant: Japan Display Inc.

Inventor： Toshiharu Matsushima ,  Hitoshi Tanaka

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

CPC classification number: G02F1/136286 ,  G02F1/133512 ,  G02F1/134309

Abstract: According to one embodiment, A display device including a first substrate, a second substrate, and a liquid crystal layer, wherein the first substrate includes a first common electrode, a pixel electrode, a scanning line, and a signal line, the first common electrode includes a shaft portion extending in the second direction, a first branch portion extending in the first direction from the shaft portion, and a second branch portion extending in the first direction from the shaft portion, a first opening and a second opening are provided, the first branch portion overlaps the pixel electrode and the first opening, and the second branch portion overlaps the scanning line between the first opening and the second opening.

公开(公告)号：US11307473B2

公开(公告)日：2022-04-19

申请号：US17092862

申请日：2020-11-09

Applicant: Japan Display Inc.

Inventor： Hitoshi Tanaka ,  Kazuhide Mochizuki

IPC: H01L29/10 ,  G02F1/1368 ,  G02F1/1362 ,  H01L27/12 ,  H01L29/786 ,  G02F1/1343 ,  G02F1/136

Abstract: According to one embodiment, a display device includes a gate line extending in a first direction, first and second source lines crossing the gate line and arranged in the first direction, a first light-shielding layer having first and second openings, and an oxide semiconductor layer crossing the gate line, and in the display device, the first opening and the second opening are arranged in a second direction crossing the first direction between the first source line and the second source line, the gate line is located between the first opening and the second opening, and the oxide semiconductor layer has a first overlapping portion overlapping the first opening.

公开(公告)号：US10705399B2

公开(公告)日：2020-07-07

申请号：US16697921

申请日：2019-11-27

Applicant: Japan Display Inc.

Inventor： Hitoshi Tanaka ,  Kazuhide Mochizuki

IPC: H01L29/10 ,  G02F1/1368 ,  G02F1/1362 ,  H01L27/12 ,  H01L29/786 ,  G02F1/1343 ,  G02F1/136

Abstract: According to one embodiment, a display device includes a gate line extending in a first direction, first and second source lines crossing the gate line and arranged in the first direction, a first light-shielding layer having first and second openings, and an oxide semiconductor layer crossing the gate line, and in the display device, the first opening and the second opening are arranged in a second direction crossing the first direction between the first source line and the second source line, the gate line is located between the first opening and the second opening, and the oxide semiconductor layer has a first overlapping portion overlapping the first opening.

公开(公告)号：US20200096800A1

公开(公告)日：2020-03-26

申请号：US16697921

申请日：2019-11-27

Applicant: Japan Display Inc.

Inventor： Hitoshi Tanaka ,  Kazuhide Mochizuki

IPC: G02F1/1368 ,  G02F1/1362 ,  H01L27/12 ,  H01L29/786

Abstract: According to one embodiment, a display device includes a gate line extending in a first direction, first and second source lines crossing the gate line and arranged in the first direction, a first light-shielding layer having first and second openings, and an oxide semiconductor layer crossing the gate line, and in the display device, the first opening and the second opening are arranged in a second direction crossing the first direction between the first source line and the second source line, the gate line is located between the first opening and the second opening, and the oxide semiconductor layer has a first overlapping portion overlapping the first opening.