公开(公告)号：US20240419276A1

公开(公告)日：2024-12-19

申请号：US18821190

申请日：2024-08-30

Applicant: Japan Display Inc.

Inventor： Hayato KURASAWA ,  Toshihiko TANAKA ,  Naoki TAKADA ,  Chihiro TANAKA ,  Koji ISHIZAKI

IPC: G06F3/041 ,  G02F1/133 ,  G02F1/1333 ,  G02F1/1343 ,  G06F3/044

Abstract: A sensor device is provided and includes electrodes each including first parts arranged in a first direction and a second part connected to the first parts, the first parts each having a first mesh shape which is formed of first metal wires, and the second part having a second mesh shape which is formed of second metal wires, wherein a longitudinal direction of the second part is the first direction, and at least one of the first mash shape and the second mash shape has an intersection portion at which two of the first metal wires or two of the second metal wires intersect.

公开(公告)号：US20240419273A1

公开(公告)日：2024-12-19

申请号：US18817791

申请日：2024-08-28

Applicant: Japan Display Inc.

Inventor： Koji ISHIZAKI ,  Hayato KURASAWA ,  Kohei AZUMI

IPC: G06F3/041 ,  G02F1/1333 ,  G02F1/1335 ,  G02F1/1343 ,  G06F3/044

Abstract: According to an aspect, a display device with a touch detection function includes: a substrate; a drive electrode that extends in a first direction; and a plurality of touch detection electrodes that are metal wirings extending in a second direction different from the first direction. The metal wirings are arranged with a predetermined pitch so as to make capacitive coupling with the drive electrode.

公开(公告)号：US20240319810A1

公开(公告)日：2024-09-26

申请号：US18678390

申请日：2024-05-30

Applicant: JAPAN DISPLAY INC.

Inventor： Chihiro TANAKA ,  Naoki TAKADA ,  Toshihiko TANAKA ,  Hayato KURASAWA ,  Koji ISHIZAKI ,  Tatsuya WAKIMOTO ,  Masaki MIYATAKE

IPC: G06F3/041 ,  G02F1/1333 ,  G02F1/1339 ,  G02F1/1343 ,  G06F3/044

CPC classification number: G06F3/0412 ,  G02F1/133345 ,  G02F1/13338 ,  G02F1/134309 ,  G06F3/04164 ,  G06F3/04184 ,  G06F3/0445 ,  G06F3/0446 ,  G02F1/1339 ,  G06F2203/04107 ,  G06F2203/04111

Abstract: According to one embodiment, a touch detection device includes first detection electrodes in a detection area, second detection electrodes in the detection area, extending to intersect the first detection electrodes, first control lines connected to the first detection electrodes, respectively, and provided in a non-detection area, and second control lines connected to the second detection electrodes, respectively, and provided in the non-detection area. The second control lines overlap the first control lines at a plurality of positions as seen in plan view, such that areas of overlapping portions in which the first control lines overlap the second control lines are substantially equalized.

公开(公告)号：US20240118778A1

公开(公告)日：2024-04-11

申请号：US18389986

申请日：2023-12-20

Applicant: Japan Display Inc.

Inventor： Koji ISHIZAKI ,  Koji NOGUCHI ,  Masanobu IKEDA ,  Yasuyuki MATSUI

IPC: G06F3/044 ,  G02F1/1333 ,  G02F1/1337 ,  G02F1/1343 ,  G06F3/041

CPC classification number: G06F3/0446 ,  G02F1/13338 ,  G02F1/133707 ,  G02F1/134309 ,  G06F3/041 ,  G06F3/0412 ,  G06F3/044 ,  G06F3/0445 ,  G09G3/3648

Abstract: There are provided a display panel with a touch detector that allows the touch detection electrodes to be less visible, a touch panel, and an electronic unit having the display panel with a touch detector. The display panel with a touch detector includes: a display layer including a plurality of display elements arranged side by side; and an electrode layer alternately segmented into first regions and second regions along a first direction, the electrode layer including a plurality of first slits arranged side by side to extend in a second direction, and a plurality of second slits each allowing an adjacent pair of the plurality of first slits in the second regions to be in communication with one another.

公开(公告)号：US20230393697A1

公开(公告)日：2023-12-07

申请号：US18236702

申请日：2023-08-22

Applicant: Japan Display Inc.

Inventor： Hayato KURASAWA ,  Kohei AZUMI ,  Koji ISHIZAKI ,  Hideki KANEKO ,  Tsutomu HARADA

IPC: G06F3/044 ,  G02F1/1333 ,  G02F1/1335 ,  G02F1/1343 ,  G06F3/041

CPC classification number: G06F3/0445 ,  G02F1/13338 ,  G02F1/133528 ,  G02F1/134363 ,  G06F3/044 ,  G06F3/0416 ,  G06F3/0446 ,  G06F3/04164 ,  G06F3/0412 ,  Y10T29/49117 ,  G02F1/134318 ,  G06F2203/04103

Abstract: A display device is provided and includes display part having first and second electrodes; and input part having substrate and detection electrode between substrate and display part, wherein display part including display area that displays image, input part including conductive layer provided between substrate and display part and overlapping detection electrode in display area, detection electrode is glued to conductive layer which has first region outside display area, first regain overlapping substrate and not overlapping detection electrode.

公开(公告)号：US20230004248A1

公开(公告)日：2023-01-05

申请号：US17940169

申请日：2022-09-08

Applicant: Japan Display Inc.

Inventor： Hayato KURASAWA ,  Toshihiko TANAKA ,  Naoki TAKADA ,  Chihiro TANAKA ,  Koji ISHIZAKI

IPC: G06F3/041 ,  G02F1/1343 ,  G02F1/1333 ,  G06F3/044 ,  G02F1/133

Abstract: A sensor device is provided and includes detection electrodes each having a mesh shape; and lead lines each including a first part and a second part, wherein the detection electrodes are connected to the lead linens, respectively, the first part has a first end and a second end opposed to the first end, and extends in a first direction, the second part extends in a second direction different from the first direction, the first part is connected to a corresponding one of the detection electrodes at the first end and connected to the second part at the second end, and a width of the first part is different from a width of the second part.

公开(公告)号：US20220283460A1

公开(公告)日：2022-09-08

申请号：US17826242

申请日：2022-05-27

Applicant: Japan Display Inc.

Inventor： Koji ISHIZAKI ,  Masanobu IKEDA ,  Hayato KURASAWA ,  Yoshihiro WATANABE

IPC: G02F1/1333 ,  G09G3/36 ,  G06F3/044

Abstract: A display apparatus includes a first substrate, a second substrate facing the first substrate, lead wirings provided on the first substrate or the second substrate and a first insulator part provided on an upper surface of the second substrate. The lead wirings are arranged in a peripheral region when seen in a plan view and the first insulator part is arranged so as to overlap a display region when seen in a plan view. Second insulator parts or spaces with a permittivity lower than a permittivity of the first insulator part are provided at sides of the first insulator part. The second insulator parts or the spaces are arranged so as to overlap the lead wirings in the peripheral region when seen in a plan view.

公开(公告)号：US20220197423A1

公开(公告)日：2022-06-23

申请号：US17690122

申请日：2022-03-09

Applicant: JAPAN DISPLAY INC.

Inventor： Chihiro TANAKA ,  Naoki TAKADA ,  Toshihiko TANAKA ,  Hayato KURASAWA ,  Koji ISHIZAKI ,  Tatsuya WAKIMOTO ,  Masaki MIYATAKE

IPC: G06F3/041 ,  G06F3/044 ,  G02F1/1333 ,  G02F1/1343

Abstract: According to one embodiment, a touch detection device includes first detection electrodes in a detection area, second detection electrodes in the detection area, extending to intersect the first detection electrodes, first control lines connected to the first detection electrodes, respectively, and provided in a non-detection area, and second control lines connected to the second detection electrodes, respectively, and provided in the non-detection area. The second control lines overlap the first control lines at a plurality of positions as seen in plan view, such that areas of overlapping portions in which the first control lines overlap the second control lines are substantially equalized.

公开(公告)号：US20210026215A1

公开(公告)日：2021-01-28

申请号：US17071088

申请日：2020-10-15

Applicant: Japan Display Inc.

Inventor： Koji ISHIZAKI ,  Yoshitaka OZEKI ,  Takahiro TAKEUCHI ,  Koshiro MORIGUCHI ,  Tomoyasu HIRANO

IPC: G02F1/16766 ,  G02F1/16756 ,  G02F1/167 ,  G02F1/16757 ,  G02F1/1675

Abstract: According to one embodiment, a display device includes a first conductive layer, a second conductive layer overlapping the first conductive layer, a first capacitive portion located in a same layer as the first conductive layer, a second capacitive portion located in a same layer as the second conductive layer and overlapping the first capacitive portion, a first inorganic insulating film located between the first conductive layer and the second conductive layer and between the first capacitive portion and the second capacitive portion, a drain electrode electrically connected to the second capacitive portion, a pixel electrode electrically connected to the drain electrode.

公开(公告)号：US20200210013A1

公开(公告)日：2020-07-02

申请号：US16811505

申请日：2020-03-06

Applicant: Japan Display Inc.

Inventor： Takeo KOITO ,  Koji ISHIZAKI ,  Hayato KURASAWA

IPC: G06F3/041 ,  G06F3/044 ,  G02F1/1333

Abstract: A detection device is provided and includes a detection electrode including first wire pieces, the detection electrode including a first wire and a second wire; and second wire pieces between the first wire and the second wire, wherein the first wire includes a first bent portion, the second wire includes a second bent portion, the first and second bent portions are formed by two of the first wire pieces including first and second edges, an angle of the first bent portion is different from an angle of the second bent portion, the first edge of the first bent portion is connected to the first edge of the second bent portion by a connecting portion, the second edge of the first bent portion is not in contact with the second edge of the second bent portion, and each of the second wire pieces is not connected to the first wire, the second wire, and the connecting portion.