公开(公告)号：US20240282736A1

公开(公告)日：2024-08-22

申请号：US18442484

申请日：2024-02-15

Applicant: Japan Display Inc.

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

IPC: H01L23/00 ,  H01L25/16 ,  H01L27/12

CPC classification number: H01L24/13 ,  H01L24/05 ,  H01L24/16 ,  H01L25/167 ,  H01L27/124 ,  H01L24/81 ,  H01L2224/05008 ,  H01L2224/05166 ,  H01L2224/05548 ,  H01L2224/05567 ,  H01L2224/05624 ,  H01L2224/13012 ,  H01L2224/13014 ,  H01L2224/13021 ,  H01L2224/13078 ,  H01L2224/13082 ,  H01L2224/13111 ,  H01L2224/13147 ,  H01L2224/13155 ,  H01L2224/16013 ,  H01L2224/16052 ,  H01L2224/16145 ,  H01L2224/81815 ,  H01L2924/12041 ,  H01L2924/1426

Abstract: Performance of an electronic apparatus is improved. A display apparatus includes: a substrate; a wiring arranged on the substrate; an insulating layer being an inorganic insulating layer made of an inorganic material and covering the wiring; and a bump electrode being connected to the wiring and protruding from the insulating layer. The bump electrode includes: a first conductor portion being made of a first metal material and being connected to the wiring; and a second conductor portion being made of solder containing tin and being arranged on the first conductor portion. The first conductor portion includes: a first portion being connected to the wiring at a position overlapping a first opening formed in the insulating layer; and a second portion separating from the first portion and being connected to the wiring at a position overlapping a second opening formed in the insulating layer.

公开(公告)号：US20240210762A1

公开(公告)日：2024-06-27

申请号：US18545539

申请日：2023-12-19

Applicant: Japan Display Inc.

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

IPC: G02F1/1339 ,  G02F1/1333 ,  G02F1/1345

CPC classification number: G02F1/1339 ,  G02F1/133334 ,  G02F1/13452 ,  G02F1/13458

Abstract: A light adjustment device includes a panel unit in which a plurality of light adjustment panels are stacked in a first direction, each of the light adjustment panels including a first substrate and a second substrate, the first substrate including a first terminal, the second substrate overlapping the first substrate and including a second terminal, a conductive member provided at an end part of the panel unit in a second direction intersecting the first direction, the conductive member extending in the first direction, and a sealing member disposed between the first substrate and the second substrate in each of the light adjustment panels and overlapping a coupling terminal including the first terminal and the second terminal when viewed in the first direction.

公开(公告)号：US20230306777A1

公开(公告)日：2023-09-28

申请号：US18204140

申请日：2023-05-31

Applicant: Japan Display Inc.

Inventor： Koichi MIYASAKA ,  Yoshikatsu IMAZEKI ,  Yoichi KAMIJO ,  Shuichi OSAWA ,  Yoshihiro WATANABE

IPC: G06V10/147 ,  G06V40/13

CPC classification number: G06V40/1306 ,  G06V10/147 ,  G06F3/0446

Abstract: Provided are a fingerprint detection device and a display device that can reduce the occurrence of unintended patterns. The fingerprint detection device has a plurality of drive electrodes and a plurality of detection electrodes. The detection electrodes have a plurality of first line parts, a plurality of second line parts extending in a direction crossing the first line parts, and bent parts coupling the first line parts and the second line parts to each other. The drive electrodes have a plurality of electrodes arranged spaced apart from each other in a plan view, connecting parts coupling the electrodes adjacent to each other in the second direction to each other, and dummy electrodes in a floating state, each of the dummy electrodes being arranged between two electrodes arranged in the first direction between two detection electrodes.

公开(公告)号：US20230116970A1

公开(公告)日：2023-04-20

申请号：US18085286

申请日：2022-12-20

Applicant: Japan Display Inc.

Inventor： Shuichi OSAWA ,  Shoji HINATA ,  Yoshikatsu IMAZEKI ,  Yoichi KAMIJO ,  Yoshihiro WATANABE

IPC: G06F3/044 ,  H05K1/02 ,  H05K1/11 ,  H01B1/08 ,  H05K1/03 ,  H05K5/00 ,  G06F3/041 ,  G02F1/1333

Abstract: A conducting structure is provided and includes a first layer; a first terminal on the first layer; a second layer overlapping the first layer via the first terminal; a second terminal on the second layer; a first hole which penetrates the second layer and the second terminal; an organic insulating layer located between the first terminal and the second layer, and having a second hole connected to the first hole; and a connecting material provided in the first and second holes to electrically connect the first terminal and the second terminal to each other, wherein a diameter of the second hole is greater than a diameter of the first hole.

公开(公告)号：US20230019991A1

公开(公告)日：2023-01-19

申请号：US17950232

申请日：2022-09-22

Applicant: Japan Display Inc.

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

IPC: G06F3/044 ,  G01R27/26

Abstract: According to one embodiment, a detection device includes a base, a sensor electrode provided on the base, the sensor electrode bending in a planar view, an insulating layer on the sensor electrode, and a projection provided on the insulating layer, wherein the sensor electrode is apart from the projection in a planar view.

公开(公告)号：US20230015331A1

公开(公告)日：2023-01-19

申请号：US17951172

申请日：2022-09-23

Applicant: Japan Display Inc.

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

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

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：US20230013526A1

公开(公告)日：2023-01-19

申请号：US17950282

申请日：2022-09-22

Applicant: Japan Display Inc.

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

IPC: H01L33/60 ,  H01L25/16

Abstract: According to one embodiment, a display device includes a first insulating substrate including a first surface, a second surface on an opposite side to the first surface and a concave portion located in the second surface, and a first light-emitting element and a second light-emitting element, located in the concave portion, and an inner wall of the concave portion includes a first inclined area and a second inclined area opposing the first inclined area, the first light-emitting element being located on the first inclined area, and the second light-emitting element being located on the second inclined area.

公开(公告)号：US20220252925A1

公开(公告)日：2022-08-11

申请号：US17730840

申请日：2022-04-27

Applicant: Japan Display Inc.

Inventor： Yoshikatsu IMAZEKI ,  Yoichi KAMIJO ,  Yoshihiro WATANABE ,  Koichi MIYASAKA ,  Shuichi OSAWA

IPC: G02F1/1333 ,  G02F1/1345 ,  G02F1/1335

Abstract: Display device is provided and includes first substrate; second substrate including transparent conductive film; optical element adhered to transparent conductive film; and connecting member, wherein first substrate includes first region which overlaps second substrate and includes display portion, and second region including electrode, second substrate includes substrate edge located at boundary between first and second regions and the second region in first direction, optical element includes optical element edge located between display portion and substrate edge in second direction intersecting first direction, optical element edge does not overlap substrate edge in plan view, transparent conductive film includes extended portion extending from optical element edge toward substrate edge, connecting member is in contact with substrate edge and electrically connects electrode and extended portion, optical element includes notch, and notch and connecting member are arranged in second direction.

公开(公告)号：US20210191210A1

公开(公告)日：2021-06-24

申请号：US17193729

申请日：2021-03-05

Applicant: Japan Display Inc.

Inventor： Yoshihiro WATANABE ,  Yoshikatsu IMAZEKI ,  Yoichi KAMIJO ,  Koichi MIYASAKA ,  Shuichi OSAWA

IPC: G02F1/1362 ,  G02F1/1335 ,  G02F1/13357

Abstract: According to one embodiment, a display device includes a display panel, a first wiring board mounted on the display panel, and a backlight unit located on a back surface side of the display panel to illuminate the display panel. The backlight unit includes a casing which includes a bottom plate including a first slit and a side plate standing at the bottom plate, and a light guide arranged in the casing. The first wiring board passes between the side plate and the light guide and through the first slit and is bent toward a back surface side of the casing.

公开(公告)号：US20180212550A1

公开(公告)日：2018-07-26

申请号：US15876835

申请日：2018-01-22

Applicant: Japan Display Inc.

Inventor： Yoshikatsu IMAZEKI ,  Yoichi KAMIJO ,  Shuichi OSAWA ,  Yoshihiro WATANABE

IPC: H02P29/40 ,  G06F1/16 ,  G02F1/1333 ,  G06F3/041 ,  H05K3/36

CPC classification number: H05K1/115 ,  G06F3/0412 ,  G06F3/0416 ,  G06F3/044 ,  H05K1/116 ,  H05K1/189 ,  H05K2201/10136

Abstract: According to one embodiment, the display device includes a first substrate, a second substrate and a connecting material. The first substrate includes a first basement and a first conductive layer. The second substrate includes a second basement including a first surface, a second surface and a first hole located in the non-display area, and a second conductive layer provided on the second surface. The connecting material electrically connects the first conductive layer and the second conductive layer to each other via the first hole. The connecting material covers at least partially a portion of an opening edge belonging to the second region but does not cover a portion belonging to the first region.