公开(公告)号：US20240145484A1

公开(公告)日：2024-05-02

申请号：US18379876

申请日：2023-10-13

Applicant: Japan Display Inc.

Inventor： Yoshitaka OZEKI

IPC: H01L27/12 ,  G02F1/1362

CPC classification number: H01L27/1225 ,  G02F1/136209 ,  H01L27/124 ,  H01L27/1248

Abstract: A display device includes a plurality of pixels arranged in a matrix on a substrate along a first direction and a second direction intersecting the first direction, each of the plurality of pixels including a transistor, a first wiring arranged over the transistor and electrically connected to the transistor, a first transparent conductive layer arranged over the first wiring and electrically connected to the transistor, a first insulating layer arranged on the first transparent conductive layer, and having a contact hole, and a second transparent conductive layer arranged on the first insulating layer and electrically connected to the first transparent conductive layer via the contact hole.

公开(公告)号：US20240142840A1

公开(公告)日：2024-05-02

申请号：US18404038

申请日：2024-01-04

Applicant: Japan Display Inc.

Inventor： Akio TAKIMOTO ,  Toshiki KANEKO ,  Takuo KAITOH ,  Kazuhiro NISHIYAMA ,  Hiroyuki KIMURA

IPC: G02F1/137 ,  F21V8/00 ,  G02F1/1335 ,  G09G3/36 ,  H04N23/57

CPC classification number: G02F1/137 ,  G02B6/0055 ,  G02F1/133528 ,  G09G3/36 ,  H04N23/57 ,  G09G2360/145

Abstract: According to one embodiment, an electronic apparatus includes a camera, a first polarizer, a second polarizer, a liquid crystal panel, and a controller controlling the liquid crystal panel. The liquid crystal panel includes a first region and a second region. The controller controls a first opening mode of transmitting light through the first region and the second region, and a second opening mode of making a quantity of light transmitted through the first region smaller than a quantity of light transmitted through the second region.

公开(公告)号：US11971637B2

公开(公告)日：2024-04-30

申请号：US17474099

申请日：2021-09-14

Applicant: Japan Display Inc.

Inventor： Koji Yamamoto ,  Naoyuki Obinata ,  Kengo Shiragami

IPC: G02F1/1362 ,  G02F1/1345 ,  G06T7/00 ,  G09F9/30 ,  G09G3/00 ,  G09G3/20

CPC classification number: G02F1/136286 ,  G02F1/13452 ,  G02F1/13458 ,  G02F1/136254 ,  G06T7/0004 ,  G09F9/30 ,  G09G3/006 ,  G09G3/2092 ,  G06T2207/30121 ,  G09G2300/0413

Abstract: A display device includes wires that are coupled to driver terminals that are able to be coupled to a driver integrated circuit (IC) and that are provided along a first direction and extending so as to spread toward outsides in the first direction as the wires are directed toward a second direction orthogonal to the first direction; and dummy wires that are provided along the wires on one outside and another outside in the first direction of the wires and that are not coupled to the driver terminals and the wires, wherein a number of the dummy wires on the one outside and a number of the dummy wires on the other outside are respectively three or more, the dummy wires extend in parallel with the wires, and a width of the dummy wire is equal to a width of the wire.

公开(公告)号：US11966115B1

公开(公告)日：2024-04-23

申请号：US18490253

申请日：2023-10-19

Applicant: Japan Display Inc.

Inventor： Yoshinori Tanaka ,  Keita Ono ,  Keiji Tago

IPC: G02F1/1335 ,  F21V8/00 ,  G02F1/13357

CPC classification number: G02F1/133524 ,  G02B6/0076 ,  G02F1/133615

Abstract: Used is a display device including: a first substrate having a first front surface and a first back surface located on an opposite side of the first front surface; a second substrate having a second back surface opposing the first front surface and a second front surface located on an opposite side of the second back surface; a liquid crystal layer arranged between the first front surface of the first substrate and the second back surface of the second substrate; a first light guide plate adhesively fixed onto the second front surface of the second substrate via a first adhesive layer; and a light source unit arranged at a position opposing a first side surface of the first light guide plate, in which refractive index of the first light guide plate is lower than refractive index of the first adhesive layer.

公开(公告)号：US20240130165A1

公开(公告)日：2024-04-18

申请号：US18483529

申请日：2023-10-10

Applicant: Japan Display Inc.

Inventor： Hidekazu MIYAKE ,  Naoki TOKUDA

IPC: H10K59/122 ,  H10K59/12 ,  H10K59/80

CPC classification number: H10K59/122 ,  H10K59/1201 ,  H10K59/873 ,  H10K59/352

Abstract: According to one embodiment, a display device includes a plurality of display elements and a partition which surrounds each of the plurality of display elements. The display elements each include a lower electrode, an upper electrode opposing the lower electrode and an organic layer disposed between the lower electrode and the upper electrode. The partition includes a conductive lower portion and an upper portion protruding from a side surface of the lower portion. Further, the partition includes an aperture through which the lower portion and the upper portion penetrate.

公开(公告)号：US20240126395A1

公开(公告)日：2024-04-18

申请号：US18391848

申请日：2023-12-21

Applicant: Japan Display Inc.

Inventor： Koichi MIYASAKA ,  Yoshikatsu IMAZEKI ,  Yoichi KAMIJO ,  Shuichi OSAWA ,  Toshinori UEHARA

IPC: G06F3/044 ,  G02F1/1333 ,  G02F1/1343 ,  G06V40/13

CPC classification number: G06F3/0446 ,  G02F1/13338 ,  G02F1/134309 ,  G06V40/1306

Abstract: According to an aspect, a detection device includes: drive electrodes; detection electrodes; and dummy electrodes in a floating state. The drive electrodes include a first electrode extending in a first direction, and a second electrode disposed at a predetermined interval from the first electrode in a second direction intersecting the first direction. The detection electrodes include a third electrode extending in the second direction. The dummy electrodes include a fourth electrode disposed at a predetermined interval from the third electrode in the first direction. The first electrode includes a first extension part, a second extension part, and a first coupling part. The second electrode includes a third extension part, a fourth extension part, and a second coupling part. The third electrode includes a fifth extension part, a sixth extension part, and a third coupling part. The fourth electrode includes a seventh extension part, and an eighth extension part.

公开(公告)号：US20240126391A1

公开(公告)日：2024-04-18

申请号：US18486210

申请日：2023-10-13

Applicant: Japan Display Inc.

Inventor： Hiroumi KINJO ,  Masatomo HISHINUMA

IPC: G06F3/041 ,  G06F3/042 ,  G06F3/044

CPC classification number: G06F3/04164 ,  G06F3/0421 ,  G06F3/0447

Abstract: A detection device includes a substrate having a detection region, a coupling region, and a wiring region between the detection region and the coupling region, a plurality of detection elements disposed in the detection region of the substrate, a plurality of terminals disposed in the coupling region of the substrate and electrically coupled to the detection elements, a plurality of coupling wires adjacently disposed with a gap interposed therebetween in the wiring region of the substrate and electrically coupling the detection elements to the terminals, an insulating layer provided to the wiring region of the substrate and covering the coupling wires, and a plurality of through holes formed in the wiring region of the substrate and passing through the substrate and the insulating layer in a thickness direction between the coupling wires.

公开(公告)号：US11961491B2

公开(公告)日：2024-04-16

申请号：US18204482

申请日：2023-06-01

Applicant: Japan Display Inc.

Inventor： Katsuya Anzai ,  Hideki Kawada ,  Hiroshi Matsuda ,  Yukitada Iwasaki

IPC: G09G3/36 ,  G09G3/20 ,  G09G3/3225 ,  G09G3/3266 ,  G09G3/3275 ,  H10K59/131

CPC classification number: G09G3/3677 ,  G09G3/2096 ,  G09G3/3225 ,  G09G3/3266 ,  G09G3/3275 ,  G09G3/3648 ,  G09G3/3688 ,  G09G2300/0408 ,  G09G2300/0426 ,  G09G2300/0465 ,  G09G2310/0232 ,  H10K59/131

Abstract: An electro-optical device is provided and includes a plurality of first signal lines extending in a first direction on a substrate; a plurality of second signal lines extending in a second direction on the substrate, the second direction intersecting the first direction; a pixel area in which a plurality of pixel electrodes are disposed; an outer peripheral edge of the pixel area having a curved portion or a bent portion; and a first circuit block, a second circuit block, and a third circuit block arranged along the outer peripheral edge, wherein the second circuit block is arranged between the first circuit block and the first circuit block, and a first gap between the first circuit bock and the second circuit block is different from a second gap between the second circuit block and the third circuit block.

公开(公告)号：US20240118575A1

公开(公告)日：2024-04-11

申请号：US18390270

申请日：2023-12-20

Applicant: Japan Display Inc.

Inventor： Takayuki IMAI ,  Kojiro IKEDA ,  Takeo KOITO

IPC: G02F1/1347 ,  G02F1/1343 ,  G02F1/1362

CPC classification number: G02F1/1347 ,  G02F1/134309 ,  G02F1/13439 ,  G02F1/136286

Abstract: An optical device includes an optical element including a liquid crystal cell configured to distribute light emitted from a light source, a power supply part configured to generate first and second potentials, a control signal generation circuit part configured to generate a control signal that controls a pulse width of each of the first and second potentials, and a switch circuit part configured to output a first potential signal including the first potential with a first pulse width and the second potential with a second pulse width based on the control signal. The liquid crystal cell includes a first substrate on which first and second transparent electrodes are alternately arranged in a first direction, and a second substrate on which third and fourth transparent electrodes are alternately arranged in a second direction. The first potential signal is input to the first transparent electrode.

公开(公告)号：US11955492B2

公开(公告)日：2024-04-09

申请号：US17447958

申请日：2021-09-17

Applicant: Japan Display Inc.

Inventor： Yoshinori Aoki ,  Yasuhiro Kanaya ,  Akihiro Ogawa

IPC: H01L27/12 ,  H01L25/16 ,  H01L33/62

CPC classification number: H01L27/124 ,  H01L25/167 ,  H01L27/1255 ,  H01L33/62

Abstract: According to one embodiment, a display device includes a display panel including a display area for displaying an image, and the display panel includes an insulating substrate, a first electrode, a first organic insulating layer, an inorganic insulating layer, a pixel electrode, a second organic insulating layer, and a pad portion. The inorganic insulating layer includes a first opening for electrically connecting the first electrode to the pixel electrode. The second organic insulating layer includes a second opening for electrically connecting the pixel electrode to the pad portion. The pixel electrode is formed of a transparent conductive material.