公开(公告)号：US20240381676A1

公开(公告)日：2024-11-14

申请号：US18782316

申请日：2024-07-24

Applicant: Japan Display Inc.

Inventor： Gen KOIDE

IPC: H10K39/32 ,  G06V40/13 ,  G06V40/145

Abstract: According to an aspect, a detection device includes a substrate and a plurality of photodiodes arranged on the substrate. Each of the photodiodes includes a lower electrode, a lower buffer layer, an active layer, an upper buffer layer, and an upper electrode that are stacked on the substrate in the order as listed. A plurality of the lower electrodes are each provided with a plurality of openings.

公开(公告)号：US20240379730A1

公开(公告)日：2024-11-14

申请号：US18783616

申请日：2024-07-25

Applicant: Japan Display Inc.

Inventor： Masumi NISHIMURA

IPC: H01L27/15

Abstract: A light emitting device includes a plurality of pixels arranged in a matrix in a first direction and in a second direction orthogonal to the first direction, over a substrate. Each of the plurality of pixels arranged in a matrix includes a conductive alignment layer over the substrate, a semiconductor layer including gallium nitride over the conductive alignment layer, a light emitting layer in an island shape over the semiconductor layer, and an electrode layer over the light emitting layer. A side surface of the light emitting layer is covered with an insulating layer. A reflective layer facing the side surface of the light emitting layer is provided over the insulating layer.

公开(公告)号：US20240377906A1

公开(公告)日：2024-11-14

申请号：US18426687

申请日：2024-01-30

Applicant: Japan Display Inc.

Inventor： Takayuki NAKANISHI

IPC: G06F3/041 ,  G06F3/044

Abstract: A sensor module includes a cover member, a contactless sensor substrate arranged with a sensor region having a plurality of sensor electrodes and overlapping the cover member, and a controller receiving a detection signal output from the sensor substrate and generating a three-dimensional coordinate data based on the detection signals.

公开(公告)号：US20240377681A1

公开(公告)日：2024-11-14

申请号：US18660333

申请日：2024-05-10

Applicant: Japan Display Inc. ,  OSAKA UNIVERSITY

Inventor： Koichi IGETA ,  Ayaka HIGUCHI ,  Junji KOBASHI ,  Yasushi TOMIOKA ,  Shinichiro OKA ,  Hiroyuki YOSHIDA

IPC: G02F1/1337 ,  G02F1/1335

Abstract: According to one embodiment, an alignment processing device includes a light source, a polarizing beam splitter, a first optical system, a second optical system, a first retardation film, a second retardation film, a moving mechanism configured to move a processing substrate in which a thin film is formed, and a controller. Interfering light is formed in an exposure area by first circularly polarized light and second circularly polarized light. The controller performs control so as to repeat a process of exposing part of an area of the thin film by the interfering light and a process of moving the processing substrate.

公开(公告)号：US20240377676A1

公开(公告)日：2024-11-14

申请号：US18656871

申请日：2024-05-07

Applicant: Japan Display Inc.

Inventor： Yoshikatsu IMAZEKI ,  Yoichi KAMIJO ,  Yoshifumi KAMEI ,  Koichi MIYASAKA ,  Shuichi OSAWA

IPC: G02F1/1335

Abstract: A display device includes a display panel having a display surface having a display region where an image is displayed and an opposite surface on an opposite side of the display surface, a color separation element placed on the opposite surface side of the display panel and configured to disperse light from a light source and to emit, to the display panel, a plurality of rays of separated light with wavelengths different from each other, and an adhesive portion bonding the display panel to the color separation element. The adhesive portion forms a space portion overlapping the display region in plan view of the display surface and also has a plurality of side walls forming a communicating passage through which the space portion communicates with an atmosphere, and the communicating passage has a labyrinth structure.

公开(公告)号：US20240377267A1

公开(公告)日：2024-11-14

申请号：US18657982

申请日：2024-05-08

Applicant: Japan Display Inc.

Inventor： Hiroumi KINJO

IPC: G01L1/20

Abstract: A load detection device includes a force detector and an elastic deformation part disposed in order in a first direction. The force detector includes an array substrate provided with a plurality of array electrodes on a first surface facing the first direction, and a sensor layer facing the array electrodes.

公开(公告)号：US12143379B2

公开(公告)日：2024-11-12

申请号：US17488295

申请日：2021-09-29

Applicant: Japan Display Inc.

Inventor： Masahiro Tada ,  Takashi Nakamura ,  Akio Takimoto ,  Tomokatsu Kinugawa

IPC: H04L9/40 ,  G06F3/041 ,  G06V10/141 ,  G06V40/12 ,  G06V40/13

Abstract: A biometric authentication system is a biometric authentication system having a detection device and an authentication device performing personal authentication. The detection device has a plurality of sensor elements, a plurality of gate lines and a plurality of signal lines provided in correspondence with the sensor elements, and gate line drive circuit scanning the gate lines.

公开(公告)号：US20240369894A1

公开(公告)日：2024-11-07

申请号：US18648890

申请日：2024-04-29

Applicant: Japan Display Inc.

Inventor： Yoshikazu HASHIBA ,  Keita SASANUMA

IPC: G02F1/163

Abstract: According to an aspect, an electrochromic device, includes: two electrodes facing each other in a first direction with an electrochromic material therebetween; an operational amplifier circuit an output of which is coupled to one of the two electrodes; a first wiring line coupled to a positive power supply coupling part of the operational amplifier circuit; a second wiring line provided as a transmission line for the output; a first contact coupling the first wiring line to a light-transmissive conductor layer configured to transmit a positive power supply potential of the operational amplifier circuit; and a second contact coupling the second wiring line to the one electrode. A distance between the first contact and the second contact in a second direction is larger than a distance between a part of the first wiring line and a part of the second wiring line that are aligned in parallel in the second direction.

公开(公告)号：US12135457B2

公开(公告)日：2024-11-05

申请号：US18430928

申请日：2024-02-02

Applicant: Japan Display Inc. ,  OSAKA UNIVERSITY

Inventor： Koichi Igeta ,  Shinichiro Oka ,  Yasushi Tomioka ,  Junji Kobashi ,  Hiroyuki Yoshida

IPC: G02B6/27 ,  G02F1/13

Abstract: According to one embodiment, a liquid crystal optical element includes an optical waveguide including a first main surface and a second main surface opposed to the first main surface, an alignment film disposed on the second main surface, a liquid crystal layer which overlaps the alignment film, which includes cholesteric liquid crystals, and which reflects at least part of light incident through the optical waveguide toward the optical waveguide, and a transparent first protective layer which overlaps the liquid crystal layer, and which is formed of a water-soluble polymer or a fluorine-based resin.

公开(公告)号：US20240365600A1

公开(公告)日：2024-10-31

申请号：US18625235

申请日：2024-04-03

Applicant: Japan Display Inc.

Inventor： Naoya IWAHASHI ,  Sho YANAGISAWA ,  Hideyuki TAKAHASHI

IPC: H10K59/122

CPC classification number: H10K59/122

Abstract: According to one embodiment, a display device includes a substrate, an organic insulating layer provided over a display area and a surrounding area above the substrate, a lower electrode provided on the organic insulating layer in the display area, an organic layer provided on the lower electrode and including a light emitting layer, an upper electrode provided on the organic layer, and a first partition provided in the surrounding area and including a first lower portion and a first upper portion which is provided on the first lower portion and protrudes from a side surface of the first lower portion. The organic insulating layer includes a removed portion along an outer edge of the substrate in the surrounding area. The first partition is provided in the removed portion.