公开(公告)号：US11710340B2

公开(公告)日：2023-07-25

申请号：US17940239

申请日：2022-09-08

Applicant: Japan Display Inc.

Inventor： Makoto Uchida ,  Takanori Tsunashima ,  Masahiro Tada ,  Tomoyuki Ito ,  Takashi Nakamura

IPC: G06V40/13 ,  H01L27/146 ,  G06F3/044

CPC classification number: G06V40/1318 ,  H01L27/14678 ,  G06F3/044

Abstract: A photodiode array is provided and includes insulating substrate; photodiodes arrayed in detection region of insulating substrate, photodiodes configured to output signal in accordance with light incident on photodiodes; first switching elements corresponding to photodiodes and including first semiconductor made of oxide semiconductor; gate lines coupled with first switching elements and extending in first direction; signal lines coupled with first switching elements and extending in second direction intersecting first direction; and gate line drive circuit including second switching element that includes second semiconductor made of polycrystalline silicone, gate line drive circuit being provided in peripheral region outside detection region and configured to drive gate lines, wherein photodiodes includes translucent conductive layer that is cathode, and translucent conductive layer overlaps none of signal lines in plan view.

公开(公告)号：US11450135B2

公开(公告)日：2022-09-20

申请号：US17033040

申请日：2020-09-25

Applicant: Japan Display Inc.

Inventor： Makoto Uchida ,  Takanori Tsunashima ,  Masahiro Tada ,  Tomoyuki Ito ,  Takashi Nakamura

IPC: G06V40/13 ,  H01L27/146 ,  G06F3/044

Abstract: A fingerprint detection apparatus comprising: an insulating substrate; a plurality of photoelectric conversion elements arrayed in a detection region of the insulating substrate, each of the photoelectric conversion elements configured to output a signal in accordance with light incident on each of the photoelectric conversion elements; first switching element, each corresponding to each of the photoelectric conversion elements and including a first semiconductor made of oxide semiconductor; a plurality of gate lines coupled with the first switching elements and extending in a first direction; a plurality of signal lines coupled with the first switching elements and extending in a second direction intersecting the first direction; and a gate line drive circuit including a second switching element that includes a second semiconductor made of polycrystalline silicone, the gate line drive circuit being provided in a peripheral region outside the detection region and configured to drive the gate lines.

公开(公告)号：US20200381472A1

公开(公告)日：2020-12-03

申请号：US16999214

申请日：2020-08-21

Applicant: Japan Display Inc.

Inventor： Takanori TSUNASHIMA ,  Masashi Tsubuku ,  Makoto Uchida

IPC: H01L27/146 ,  H01L31/032 ,  H01L31/113

Abstract: According to one embodiment, an optical sensor device includes an insulating substrate, a first conductive layer and an optical sensor element disposed between the insulating substrate and the first conductive layer. The optical sensor element is electrically connected to the first conductive layer and covered by the first conductive layer. The optical sensor element includes a first semiconductor layer formed of an oxide semiconductor and controls an amount of charge flowing to the first conductive layer according to an amount of incident light to the first semiconductor layer.

公开(公告)号：US10670932B2

公开(公告)日：2020-06-02

申请号：US16384342

申请日：2019-04-15

Applicant: Japan Display Inc.

Inventor： Makoto Uchida

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

Abstract: According to one embodiment, a display device comprises an insulating substrate, a pixel in a display area, a scanning line extending in a first direction, a signal line extending in a second direction, a shield line between the insulating substrate and the scanning line, a pixel electrode in the pixel, and a first switching element including a first semiconductor layer. The first semiconductor layer is provided between the scanning line and the shield line, and comprises an intersection area in which the first semiconductor layer intersects the scanning line. The shield line overlaps the intersection area, and is electrically connected to the scanning line through a contact portion.

公开(公告)号：US10146079B2

公开(公告)日：2018-12-04

申请号：US15670197

申请日：2017-08-07

Applicant: Japan Display Inc.

Inventor： Makoto Uchida

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

Abstract: According to one embodiment, a display device comprises an insulating substrate, a pixel in a display area, a scanning line extending in a first direction, a signal line extending in a second direction, a shield line between the insulating substrate and the scanning line, a pixel electrode in the pixel, and a first switching element including a first semiconductor layer. The first semiconductor layer is provided between the scanning line and the shield line, and comprises an intersection area in which the first semiconductor layer intersects the scanning line. The shield line overlaps the intersection area, and is electrically connected to the scanning line through a contact portion.

公开(公告)号：US20180210246A1

公开(公告)日：2018-07-26

申请号：US15874028

申请日：2018-01-18

Applicant: Japan Display Inc.

Inventor： Makoto Uchida ,  Takanori Tsunashima

IPC: G02F1/1343 ,  G02F1/1362

CPC classification number: G02F1/1343 ,  G02F1/134309 ,  G02F1/136286 ,  G02F2001/134372

Abstract: According to one embodiment, a display device including a first substrate including a first electrode, a second electrode located above the first electrode and having potential different from the first electrode, and a third electrode located above the second electrode and electrically connected to the first electrode, a second substrate facing the first substrate, and a liquid crystal layer held between the first substrate and the second substrate, wherein at least one of the second electrode and the third electrode includes a first side, and a second side which faces the first side and is not parallel to the first side.

公开(公告)号：US12272719B2

公开(公告)日：2025-04-08

申请号：US18749055

申请日：2024-06-20

Applicant: Japan Display Inc.

Inventor： Makoto Uchida ,  Takanori Tsunashima

IPC: H01L29/78 ,  G06V40/13 ,  H01L27/146 ,  H01L29/786 ,  H10K59/65 ,  G06F3/044

Abstract: According to an aspect, a detection device includes: an insulating substrate; a plurality of photoelectric conversion elements that are arranged in a detection area of the insulating substrate, and each of which is configured to receive light and output a signal corresponding to the received light; a first switching element that is provided for each photoelectric conversion element and includes a first semiconductor, a source electrode, and a drain electrode; and an inorganic insulating layer provided between the photoelectric conversion element and the first switching element in a normal direction of the insulating substrate.

公开(公告)号：US12057466B2

公开(公告)日：2024-08-06

申请号：US17323119

申请日：2021-05-18

Applicant: Japan Display Inc.

Inventor： Makoto Uchida ,  Takanori Tsunashima

IPC: H01L29/78 ,  G06V40/13 ,  H01L27/146 ,  H01L29/786 ,  H10K59/65 ,  G06F3/044

CPC classification number: H01L27/14678 ,  G06V40/1318 ,  H01L27/14616 ,  H01L29/78648 ,  H01L29/78675 ,  H01L29/7869 ,  H10K59/65 ,  G06F3/044

Abstract: According to an aspect, a detection device includes: an insulating substrate; a plurality of photoelectric conversion elements that are arranged in a detection area of the insulating substrate, and each of which is configured to receive light and output a signal corresponding to the received light; a first switching element that is provided for each photoelectric conversion element and includes a first semiconductor, a source electrode, and a drain electrode; and an inorganic insulating layer provided between the photoelectric conversion element and the first switching element in a normal direction of the insulating substrate.

公开(公告)号：US11960177B2

公开(公告)日：2024-04-16

申请号：US17161753

申请日：2021-01-29

Applicant: Japan Display Inc.

Inventor： Makoto Uchida

IPC: G02F1/1345 ,  G02F1/1343 ,  G02F1/1362 ,  G02F1/1368 ,  G02F1/1339

CPC classification number: G02F1/134363 ,  G02F1/136227 ,  G02F1/136286 ,  G02F1/13685 ,  G02F1/13396

Abstract: According to one embodiment, a display device includes a first insulating layer, a first source line and a second source line, an organic insulating layer including a contact hole, a drain electrode located on the first insulating layer and exposed from the organic insulating layer in the contact hole, a conductive material covering the drain electrode in the contact hole, a second insulating layer located on the organic insulating layer, and a pixel electrode located above the second insulating layer and in the contact hole, and electrically connected to the drain electrode, the conductive material being in contact with the first insulating layer exposed from the organic insulating layer in the contact hole.

公开(公告)号：US11340503B2

公开(公告)日：2022-05-24

申请号：US15874028

申请日：2018-01-18

Applicant: Japan Display Inc.

Inventor： Makoto Uchida ,  Takanori Tsunashima

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

Abstract: According to one embodiment, a display device including a first substrate including a first electrode, a second electrode located above the first electrode and having potential different from the first electrode, and a third electrode located above the second electrode and electrically connected to the first electrode, a second substrate facing the first substrate, and a liquid crystal layer held between the first substrate and the second substrate, wherein at least one of the second electrode and the third electrode includes a first side, and a second side which faces the first side and is not parallel to the first side.