公开(公告)号：US20240170602A1

公开(公告)日：2024-05-23

申请号：US18425774

申请日：2024-01-29

Applicant: Japan Display Inc. ,  The University of Tokyo

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

IPC: H01L31/12 ,  G01J1/04 ,  G01J1/42 ,  G06T1/00 ,  G06V40/13 ,  H01L27/146 ,  H01L31/167

CPC classification number: H01L31/12 ,  G01J1/0492 ,  G01J1/4228 ,  G06T1/0007 ,  G06V40/1318 ,  H01L27/14612 ,  H01L27/14621 ,  H01L27/14636 ,  H01L31/167 ,  A61B2562/0233 ,  G06V40/14

Abstract: A detection device according to an aspect includes: a sensor base; a plurality of photoelectric conversion elements that are provided in a detection area of the sensor base and are configured to receive light incident thereon and output signals corresponding to the received light; a plurality of switching elements provided in the respective photoelectric conversion elements; a plurality of gate lines that are coupled to the switching elements and extend in a first direction; a first light source configured to emit first light having a first maximum emission wavelength; and a second light source configured to emit second light having a second maximum emission wavelength.

公开(公告)号：US20190229135A1

公开(公告)日：2019-07-25

申请号：US16371225

申请日：2019-04-01

Applicant: Japan Display Inc.

Inventor： Makoto UCHIDA ,  Takanori TSUNASHIMA

IPC: H01L27/12

CPC classification number: H01L27/1255 ,  H01L27/124

Abstract: According to one embodiment, a display device includes a pixel, a scanning line, a signal line, a pixel electrode, a first switching element, and a capacitance line producing capacitance together with the pixel electrode. The first switching element includes a first semiconductor layer connected to the signal line and the pixel electrode, and a first gate electrode opposed to the first semiconductor layer and connected to the scanning line. The capacitance line includes a first portion opposed to the scanning line and extending in an extension direction of the scanning line, a second portion connected to the first portion and opposed to the pixel electrode.

公开(公告)号：US20180286892A1

公开(公告)日：2018-10-04

申请号：US16002009

申请日：2018-06-07

Applicant: Japan Display Inc.

Inventor： Makoto UCHIDA ,  Takanori TSUNASHIMA

IPC: H01L27/12

CPC classification number: H01L27/1255 ,  H01L27/124

Abstract: According to one embodiment, a display device includes a pixel, a scanning line, a signal line, a pixel electrode, a first switching element, and a capacitance line producing capacitance together with the pixel electrode. The first switching element includes a first semiconductor layer connected to the signal line and the pixel electrode, and a first gate electrode opposed to the first semiconductor layer and connected to the scanning line. The capacitance line includes a first portion opposed to the scanning line and extending in an extension direction of the scanning line, a second portion connected to the first portion and opposed to the pixel electrode.

公开(公告)号：US20170373096A1

公开(公告)日：2017-12-28

申请号：US15631321

申请日：2017-06-23

Applicant: Japan Display Inc.

Inventor： Makoto UCHIDA ,  Takanori TSUNASHIMA

IPC: H01L27/12

CPC classification number: H01L27/1255 ,  H01L27/124

Abstract: According to one embodiment, a display device includes a pixel, a scanning line, a signal line, a pixel electrode, a first switching element, and a capacitance line producing capacitance together with the pixel electrode. The first switching element includes a first semiconductor layer connected to the signal line and the pixel electrode, and a first gate electrode opposed to the first semiconductor layer and connected to the scanning line. The capacitance line includes a first portion opposed to the scanning line and extending in an extension direction of the scanning line, a second portion connected to the first portion and opposed to the pixel electrode.

公开(公告)号：US20230005291A1

公开(公告)日：2023-01-05

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

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：US20210313384A1

公开(公告)日：2021-10-07

申请号：US17349079

申请日：2021-06-16

Applicant: Japan Display Inc.

Inventor： Masahiro TADA ,  Makoto UCHIDA ,  Takashi NAKAMURA

IPC: H01L27/146 ,  H01L31/0376 ,  H01L31/0368 ,  H01L31/105 ,  H01L29/786 ,  G06K9/00

Abstract: A detection device comprising: an insulating substrate; a plurality of gate lines that are provided on the insulating substrate, and extend in a first direction; a plurality of signal lines that are provided on the insulating substrate, and extend in a second direction intersecting the first direction; a switching element coupled to each of the gate lines and each of the signal lines; a first photoelectric conversion element that comprises a first semiconductor layer containing amorphous silicon, and is coupled to the switching element; and a second photoelectric conversion element that comprises a second semiconductor layer containing polysilicon, and is coupled to the switching element.

公开(公告)号：US20210012082A1

公开(公告)日：2021-01-14

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: G06K9/00 ,  H01L27/146

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：US20190243183A1

公开(公告)日：2019-08-08

申请号：US16384342

申请日：2019-04-15

Applicant: Japan Display Inc.

Inventor： Makoto UCHIDA

IPC: G02F1/1335 ,  G02F1/1362 ,  G02F1/1339 ,  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：US20220004071A1

公开(公告)日：2022-01-06

申请号：US17448419

申请日：2021-09-22

Applicant: Japan Display Inc.

Inventor： Masashi TSUBUKU ,  Makoto UCHIDA ,  Takashi NAKAMURA

IPC: G02F1/1362 ,  G02F1/1368

Abstract: A display device includes: a display portion, a first transistor arranged in the display portion and including a first semiconductor layer, a second transistor arranged adjacent to the first transistor in the display portion and including a second semiconductor layer arranged in a different layer from the first semiconductor layer, a first signal line connected to the first transistor, a second signal lime connected to the second transistor, a gate line overlapping the first transistor and the second transistor, and a display element arranged on the first transistor and the second transistor.

公开(公告)号：US20210356787A1

公开(公告)日：2021-11-18

申请号：US17321681

申请日：2021-05-17

Applicant: Japan Display Inc.

Inventor： Kazuhide MOCHIZUKI ,  Makoto UCHIDA

IPC: G02F1/133 ,  H01L27/146 ,  G02F1/1339 ,  G02F1/1362 ,  G02F1/1333

Abstract: According to one embodiment, a display device includes a first substrate and a second substrate. The first substrate includes a first switching element, a second switching element, a first organic insulating layer, a second organic insulating layer, a third organic insulating layer, a first connection electrode electrically connected to the first switching element, a second connection electrode electrically connected to the first connection electrode, a pixel electrode electrically connected to the second connection electrode, and a photoelectric conversion element electrically connected to the second switching element.