公开(公告)号：US20210149257A1

公开(公告)日：2021-05-20

申请号：US17161753

申请日：2021-01-29

Applicant: Japan Display Inc.

Inventor： Makoto UCHIDA

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

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：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：US20190011761A1

公开(公告)日：2019-01-10

申请号：US16129038

申请日：2018-09-12

Applicant: Japan Display Inc.

Inventor： Makoto UCHIDA

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

CPC classification number: G02F1/133512 ,  G02F1/13394 ,  G02F1/13452 ,  G02F1/136204 ,  G02F1/136209 ,  G02F1/136213

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：US20180059473A1

公开(公告)日：2018-03-01

申请号：US15670197

申请日：2017-08-07

Applicant: Japan Display Inc.

Inventor： Makoto UCHIDA

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

CPC classification number: G02F1/133512 ,  G02F1/13394 ,  G02F1/13452 ,  G02F1/136204 ,  G02F1/136209 ,  G02F1/136213

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：US20240071128A1

公开(公告)日：2024-02-29

申请号：US18501351

申请日：2023-11-03

Applicant: Japan Display Inc. ,  The University of Tokyo

Inventor： Hirofumi KATO ,  Makoto UCHIDA ,  Takanori TSUNASHIMA ,  Takashi NAKAMURA ,  Akio TAKIMOTO ,  Takao SOMEYA ,  Tomoyuki YOKOTA

IPC: G06V40/13 ,  A61B5/1172 ,  G06F21/32 ,  G06V40/12 ,  G06V40/145

CPC classification number: G06V40/1324 ,  A61B5/1172 ,  G06F21/32 ,  G06V40/1341 ,  G06V40/1365 ,  G06V40/145

Abstract: A detection device includes a plurality of optical sensors arranged in a detection area, a light source configured to emit light that is emitted to an object to be detected and is detected by the optical sensors, and a processor configured to perform processing based on outputs from the optical sensors. The processor is configured to determine, based on the outputs of the respective optical sensors obtained at a cycle of a predetermined period, an optical sensor an output of which is to be employed from among the optical sensors.

公开(公告)号：US20230138390A1

公开(公告)日：2023-05-04

申请号：US18148056

申请日：2022-12-29

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：US20210240963A1

公开(公告)日：2021-08-05

申请号：US17233650

申请日：2021-04-19

Applicant: Japan Display Inc.

Inventor： Takashi NAKAMURA ,  Makoto UCHIDA ,  Takanori TSUNASHIMA ,  Hirofumi KATO ,  Akio TAKIMOTO

IPC: G06K9/00

Abstract: A fingerprint detection device includes a substrate, a plurality of photoelectric conversion elements that are provided to the substrate and each output a signal corresponding to light emitted thereto, a plurality of signal lines coupled to the photoelectric conversion elements, a detection circuit that is electrically coupled to the photoelectric conversion elements through the signal lines, and a signal line selection circuit that switches the number of the signal lines to be coupled to the one detection circuit.

公开(公告)号：US20250063883A1

公开(公告)日：2025-02-20

申请号：US18940007

申请日：2024-11-07

Applicant: Japan Display Inc. ,  The University of Tokyo

Inventor： Takashi NAKAMURA ,  Makoto UCHIDA ,  Masahiro TADA ,  Marina MOCHIZUKI ,  Hirofumi KATO ,  Akio TAKIMOTO ,  Takao SOMEYA ,  Tomoyuki YOKOTA

IPC: H10K39/32 ,  A61B5/021 ,  G06V40/13 ,  H01L29/786

Abstract: A detection device includes a photodiode, and a thin-film transistor coupled to the photodiode. The thin-film transistor includes a semiconductor layer between a light-blocking layer and the photodiode, and an electrode layer between the semiconductor layer and the photodiode, and the electric layer includes a source electrode and a drain electrode of the thin-film transistor. The source electrode extends to a position facing the light-blocking layer with the semiconductor layer interposed therebetween.

公开(公告)号：US20240339483A1

公开(公告)日：2024-10-10

申请号：US18749055

申请日：2024-06-20

Applicant: Japan Display Inc.

Inventor： Makoto UCHIDA ,  Takanori TSUNASHIMA

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

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：US20220037410A1

公开(公告)日：2022-02-03

申请号：US17500329

申请日：2021-10-13

Applicant: Japan Display Inc. ,  The University of Tokyo

Inventor： Takashi NAKAMURA ,  Makoto UCHIDA ,  Masahiro TADA ,  Marina MOCHIZUKI ,  Hirofumi KATO ,  Akio TAKIMOTO ,  Takao SOMEYA ,  Tomoyuki YOKOTA

IPC: H01L27/30 ,  H01L29/786

Abstract: A detection device includes a photodiode, and a thin-film transistor coupled to the photodiode. The thin-film transistor includes a semiconductor layer between a light-blocking layer and the photodiode, and an electrode layer between the semiconductor layer and the photodiode, and the electric layer includes a source electrode and a drain electrode of the thin-film transistor. The source electrode extends to a position facing the light-blocking layer with the semiconductor layer interposed therebetween.