公开(公告)号：US20230005890A1

公开(公告)日：2023-01-05

申请号：US17941088

申请日：2022-09-09

Applicant: Japan Display Inc.

Inventor： Hirotaka HAYASHI

IPC: H01L25/075 ,  H01L33/62 ,  H01L33/38

Abstract: A display device includes a plurality of first pixels and a plurality of second pixels. Each of the plurality of first pixels includes a first LED chip including a first anode and a first cathode, a second LED chip including a second anode and a second cathode, and a first transistor. One of source and drain electrodes of the first transistor is electrically connected to a first power supply voltage line. The other of the source and drain electrodes is electrically connected to the first anode and the second cathode. The first cathode and the second anode are electrically connected to a second power supply voltage line. A first potential of the first power supply voltage line is different to a second potential of the second power supply voltage line.

公开(公告)号：US20220350434A1

公开(公告)日：2022-11-03

申请号：US17863802

申请日：2022-07-13

Applicant: Japan Display Inc.

Inventor： Yoshiro AOKI ,  Takashi NAKAMURA ,  Masahiro TADA ,  Hirotaka HAYASHI ,  Makoto SHIBUSAWA ,  Yutaka UMEDA ,  Miyuki ISHIKAWA

IPC: G06F3/041 ,  G02F1/1333 ,  G06F3/044 ,  G06F3/047 ,  H01L27/32 ,  H01L51/52

Abstract: According to one embodiment, a lateral-electric-field liquid crystal display device includes a light-emitting display layer including OLEDs and a driving circuit controlling light emission of the OLEDs, a moisture impermeable film provided to be laminated on the light-emitting display layer to prevent infiltration of moisture into the light-emitting display layer, an optical substrate provided separately from the moisture impermeable film and subjecting light from the light-emitting display region to optical processing, a first touch electrode group serving as one electrode group of touch electrodes and provided on a back surface of the optical substrate, and an extraction electrode group formed to be laminated on the moisture impermeable film, the extraction electrode group and the optical substrate have an overlapping part in plan view, and electrodes of the first touch electrode group being electrically connected to electrodes of the extraction electrode group in the overlapping part.

公开(公告)号：US20220342271A1

公开(公告)日：2022-10-27

申请号：US17719381

申请日：2022-04-13

Applicant: Japan Display Inc.

Inventor： Hirotaka HAYASHI

IPC: G02F1/167 ,  G02F1/16766

Abstract: According to one embodiment, an array substrate includes a semiconductor layer, a first electrode in contact with the semiconductor layer, a second electrode separated from the first electrode and in contact with the semiconductor layer, a first insulating layer which covers the first electrode and the second electrode, a gate electrode disposed above the first insulating layer and opposing the semiconductor layer, and the semiconductor layer comprising an aperture located between the first electrode and the second electrode in plan view.

公开(公告)号：US20220128881A1

公开(公告)日：2022-04-28

申请号：US17451339

申请日：2021-10-19

Applicant: Japan Display Inc.

Inventor： Hirotaka HAYASHI

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

Abstract: According to one embodiment, a semiconductor substrate, comprising, a first semiconductor layer and a second semiconductor layer that overlap a scanning line, an insulating layer that covers the first semiconductor layer and the second semiconductor layer, and a signal line, wherein the insulating layer has a first opening including a pair of long sides and a pair of short sides, the long sides of the first opening are parallel to the second direction, and the short sides of the first opening are parallel to the first direction, and the signal line is connected to the first semiconductor layer and the second semiconductor layer via the first opening.

公开(公告)号：US20220013074A1

公开(公告)日：2022-01-13

申请号：US17486958

申请日：2021-09-28

Applicant: Japan Display Inc.

Inventor： Hirotaka HAYASHI

IPC: G09G3/36 ,  G02F1/1362 ,  G02F1/1343 ,  G02F1/1368

Abstract: According to one embodiment, a display device includes a first scanning line, a second scanning line, a signal line, a capacitive line and a pixel including a pixel electrode, a first transparent electrode connected to the capacitive line, a second transparent electrode capacitively coupled to the pixel electrode, a first switch, and a second switch. The first transparent electrode is capacitively coupled to the second transparent electrode. The first switch is electrically connected to the signal line, the pixel electrode, and the first scanning line. The second switch is electrically connected to the signal line, the second transparent electrode, and the second scanning line.

公开(公告)号：US20210296548A1

公开(公告)日：2021-09-23

申请号：US17198296

申请日：2021-03-11

Applicant: Japan Display Inc.

Inventor： Hirotaka HAYASHI

IPC: H01L33/62 ,  H01L25/075 ,  H01L27/12 ,  H01L33/60

Abstract: A light emitting device includes a first insulating layer disposed on the substrate, a first electrode pattern and a second electrode pattern disposed on a first surface of the first insulating layer, at least one LED chip including a first terminal and a second terminal, and the first terminal electrically connected to the first electrode pattern and the second terminal electrically connected to the second electrode pattern, and a reflective pattern disposed on a second surface side of the first insulating layer opposite to the first surface. The first electrode pattern and the second electrode pattern are electrically separated by a first gap, and the reflective pattern includes a linear pattern overlapping with the first gap.

公开(公告)号：US20190129270A1

公开(公告)日：2019-05-02

申请号：US16170135

申请日：2018-10-25

Applicant: Japan Display Inc.

Inventor： Koji ISHIZAKI ,  Yoshitaka OZEKI ,  Takahiro TAKEUCHI ,  Yasuhiro KANAYA ,  Hirotaka HAYASHI ,  Akihiro OGAWA

IPC: G02F1/167 ,  G06F3/044 ,  G02F1/1333 ,  G02F1/1343 ,  G02F1/1339

Abstract: According to one embodiment, a display device includes a first basement, an organic insulating film above the first basement and including a first upper surface and a first end portion, an inorganic insulating film provided from the first upper surface to the first basement and covering the first upper surface and the first end portion, pixel electrodes provided in the display portion, a common electrode provided to be opposed to the pixel electrodes, an electrophoretic element provided between the pixel electrodes and the common electrode, and a sealant provided on the inorganic insulating film and sealing at least the electrophoretic element.

公开(公告)号：US20180107041A1

公开(公告)日：2018-04-19

申请号：US15726426

申请日：2017-10-06

Applicant: Japan Display Inc.

Inventor： Hirotaka HAYASHI

IPC: G02F1/1333 ,  G02F1/1335 ,  G02F1/1343 ,  G02F1/1345 ,  G02F1/1339 ,  G02F1/1362 ,  G09G3/36

CPC classification number: G02F1/13336 ,  G02F1/133512 ,  G02F1/133553 ,  G02F1/1339 ,  G02F1/134336 ,  G02F1/13439 ,  G02F1/13454 ,  G02F1/136286 ,  G02F2201/121 ,  G02F2201/123 ,  G09G3/2074 ,  G09G3/3233 ,  G09G3/3614 ,  G09G3/3648 ,  G09G2300/026 ,  G09G2300/0408 ,  G09G2300/0426 ,  G09G2300/0842 ,  G09G2300/0857 ,  G09G2310/0232 ,  G09G2380/06

Abstract: A display device includes a first substrate; and a circuit layer arranged on the first substrate and comprising a first scanning signal line driving circuit arranged on the side of a first side of the first substrate, a second scanning signal line driving circuit arranged on the side of a second side, a third scanning signal line driving circuit arranged between the first scanning signal line driving circuit and the second scanning signal line driving circuit, and each of a plurality of pixel circuits including a first pixel circuit and a second pixel circuit, the first pixel circuit being arranged in a region between the first scanning signal line driving circuit and the third scanning signal line driving circuit, and the second pixel circuit being arranged in a region between the third scanning signal line driving circuit and the second scanning signal line driving circuit.

公开(公告)号：US20240160077A1

公开(公告)日：2024-05-16

申请号：US18421034

申请日：2024-01-24

Applicant: Japan Display Inc.

Inventor： Hirotaka HAYASHI

IPC: G02F1/16766 ,  G02F1/1333 ,  G02F1/1362 ,  G02F1/167 ,  G02F1/16757 ,  H01L27/12 ,  H01L29/786

CPC classification number: G02F1/16766 ,  G02F1/133345 ,  G02F1/136227 ,  G02F1/167 ,  G02F1/16757 ,  H01L27/1225 ,  H01L27/124 ,  H01L29/7869

Abstract: According to one embodiment, a semiconductor substrate, comprising, a first semiconductor layer and a second semiconductor layer that overlap a scanning line, an insulating layer that covers the first semiconductor layer and the second semiconductor layer, and a signal line, wherein the insulating layer has a first opening including a pair of long sides and a pair of short sides, the long sides of the first opening are parallel to the second direction, and the short sides of the first opening are parallel to the first direction, and the signal line is connected to the first semiconductor layer and the second semiconductor layer via the first opening.

公开(公告)号：US20240036419A1

公开(公告)日：2024-02-01

申请号：US18354158

申请日：2023-07-18

Applicant: Japan Display Inc.

Inventor： Hirotaka HAYASHI

IPC: G02F1/1362 ,  H01L27/12 ,  G02F1/1334 ,  G02F1/1368 ,  G02F1/1343

CPC classification number: G02F1/136286 ,  H01L27/124 ,  G02F1/1334 ,  G02F1/1368 ,  G02F1/134309

Abstract: According to an aspect, a display device includes: a first light-transmitting substrate; a second light-transmitting substrate; a liquid crystal layer that is disposed between the first and second light-transmitting substrates; scan lines that are provided to the first light-transmitting substrate and extend along a first direction; signal lines that extend in a second direction; a switching element; a pixel electrode provided in an area surrounded by the scan lines and the signal lines; an undercoat film provided so as to cover a principal surface of the first light-transmitting substrate; and a gate insulating film between a gate electrode and a semiconductor layer of the switching element. The gate insulating film has a first opening in an area overlapping the pixel electrode. The pixel electrode is directly stacked on the undercoat film in the area overlapping the first opening.