公开(公告)号：US20240361856A1

公开(公告)日：2024-10-31

申请号：US18766035

申请日：2024-07-08

Applicant: JAPAN DISPLAY INC.

Inventor： Hayato KURASAWA ,  Koji ISHIZAKI

IPC: G06F3/041 ,  G06F3/044

CPC classification number: G06F3/0412 ,  G06F3/0443 ,  G06F3/0445 ,  G06F3/0446 ,  G06F2203/04112

Abstract: A sensor-equipped display device is provided and includes a display panel and a detection electrode. The panel includes a display area in which pixels are arranged with a first pixel pitch in a first direction and a second pixel pitch in a second direction. The electrode includes an pattern having line fragments. The pattern has connection points at which ends of the fragments are connected to each other, and at least part of the connection points is arranged linearly such that an arrangement gaps thereof in the first and second direction is set to a first and second connection point pitch.

公开(公告)号：US20230350528A1

公开(公告)日：2023-11-02

申请号：US18220457

申请日：2023-07-11

Applicant: Japan Display Inc.

Inventor： Koji ISHIZAKI ,  Hayato KURASAWA ,  Hiroshi MIZUHASHI

IPC: G06F3/044

CPC classification number: G06F3/0446 ,  G06F3/044 ,  G06F2203/04103

Abstract: An input device is provided and includes substrate; first metal mesh shape electrodes provided on layer of substrate; second metal mesh shape electrodes provided on same layer of the substrate as first metal mesh shape electrodes; second metal connection electrodes each of which connects adjacent two of second metal mesh shape electrodes on same layer as first metal mesh shape electrodes; insulating film covering second metal connection electrodes; first transparent connection electrodes each of which connects adjacent two of first metal mesh shape electrodes on insulating film; and protective film covering first metal mesh shape electrodes, second metal mesh shape electrodes, and first transparent connection electrodes.

公开(公告)号：US20220334680A1

公开(公告)日：2022-10-20

申请号：US17855879

申请日：2022-07-01

Applicant: Japan Display Inc.

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

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

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：US20220264747A1

公开(公告)日：2022-08-18

申请号：US17738183

申请日：2022-05-06

Applicant: Japan Display Inc.

Inventor： Koji ISHIZAKI ,  Daisuke SONODA ,  Toshimasa ISHIGAKI

IPC: H05K3/28 ,  G06F3/041 ,  G06F3/044

Abstract: A detection device is provided including first substrate including first region, second region and third region arranged in first direction, second region arranged between first and third regions; first detection electrode arranged on first substrate; second detection electrode arranged on first substrate and being adjacent to first detection electrode; first electrode coupled to first detection electrode and continuously formed from first to third regions; second electrode coupled to second detection electrode, and continuously formed from first to third regions, convex portions located between first electrode and second electrode in second region and spaced away from first and second electrodes; and protective layer formed on first and second electrodes in first region and not formed on first electrode and second electrode in third region, wherein at least one of convex portions is covered with protective layer, and at least another one of convex portions is not covered with protective layer.

公开(公告)号：US20220155936A1

公开(公告)日：2022-05-19

申请号：US17588522

申请日：2022-01-31

Applicant: Japan Display Inc.

Inventor： Koji ISHIZAKI ,  Hayato KURASAWA ,  Takeo KOITO

IPC: G06F3/041 ,  G06F3/044 ,  G06F3/047

Abstract: A touch panel is disclosed herein. In an embodiment, the touch panel includes a substrate with first and second surfaces, a drive electrode facing the first surface, a plurality of touch detection electrodes facing the second surface, and a dummy electrode between adjacent touch detection electrodes. Each touch detection electrode includes a first conductive thin wire extending parallel to the first and second surfaces. The dummy electrode includes a second conductive thin wire extending along the first conductive thin wire. The first conductive thin wire includes a first bent portion and a second bent portion alternately arranged with the first conductive thin wire having a zigzag pattern. The second conductive thin wire includes a third bent portion and a slit that are alternately arranged. The third bent portion is arranged on a virtual straight line formed by virtually connecting the first bent portions of one first conductive thin wire.

公开(公告)号：US20210294477A1

公开(公告)日：2021-09-23

申请号：US17342896

申请日：2021-06-09

Applicant: Japan Display Inc.

Inventor： Koji NOGUCHI ,  Koji ISHIZAKI ,  Hayato KURASAWA

IPC: G06F3/041 ,  G06F3/044 ,  G02F1/1333 ,  G06F3/0354 ,  G01D5/24

Abstract: A detection apparatus includes a substrate, a display area, a peripheral area, a plurality of electrodes, a plurality of terminals, a first wire, and a second wire. The display area is provided on the surface of the substrate. The peripheral area is provided outside the display area. The electrodes are provided to the display area. The terminals are provided in correspondence with the respective electrodes in the peripheral area. The first wire couples an electrode to a terminal. The second wire couples the electrode to the terminal to which the first wire is coupled.

公开(公告)号：US20210223592A1

公开(公告)日：2021-07-22

申请号：US17222076

申请日：2021-04-05

Applicant: Japan Display Inc.

Inventor： Hayato KURASAWA ,  Koji ISHIZAKI

IPC: G02F1/1333 ,  G06F3/047 ,  G02F1/1343 ,  G06F3/041 ,  G06F3/044

Abstract: A detection device is provided and includes a first substrate; a plurality of detection electrodes arranged in a first direction and a second direction intersecting the first direction, and located in a display region; a second substrate facing the first substrate; a first conductive layer provided in a peripheral region located outside the display region in planar view, and including a plurality of wires forming a mesh-like pattern; and a second conductive layer electrically coupled to the first conductive layer, the second substrate being located between the second conductive layer and the first substrate, wherein the first conductive layer is arranged to be part of an electrically connected loop around the display region.

公开(公告)号：US20210034218A1

公开(公告)日：2021-02-04

申请号：US17072734

申请日：2020-10-16

Applicant: Japan Display Inc.

Inventor： Koji ISHIZAKI ,  Hayato KURASAWA ,  Takeo KOITO

IPC: G06F3/041 ,  G06F3/044 ,  G06F3/047

Abstract: A touch panel is disclosed herein. In an embodiment, the touch panel includes a substrate with first and second surfaces, a drive electrode facing the first surface, a plurality of touch detection electrodes facing the second surface, and a dummy electrode between adjacent touch detection electrodes. Each touch detection electrode includes a first conductive thin wire extending parallel to the first and second surfaces. The dummy electrode includes a second conductive thin wire extending along the first conductive thin wire. The first conductive thin wire includes a first bent portion and a second bent portion alternately arranged with the first conductive thin wire having a zigzag pattern. The second conductive thin wire includes a third bent portion and a slit that are alternately arranged. The third bent portion is arranged on a virtual straight line formed by virtually connecting the first bent portions of one first conductive thin wire.

公开(公告)号：US20200233519A1

公开(公告)日：2020-07-23

申请号：US16843529

申请日：2020-04-08

Applicant: Japan Display Inc.

Inventor： Koji NOGUCHI ,  Masaki MURASE ,  Yasushi NAKANO ,  Koji ISHIZAKI

IPC: G06F3/041 ,  G02F1/1333 ,  G02F1/1343 ,  G02F1/1345 ,  G02F1/1362 ,  G06F3/044

Abstract: A display device is provided and includes a first substrate comprising first and second areas, first and second terminals located in the first area, and first wiring electrically connects the first terminal with the second terminal; a second substrate comprising a detection electrode for sensing and a third terminal electrically connected to the detection electrode; and connecting member comprising a base layer, and a conductive member electrically connects first and third terminals, wherein the first area is an area in which the second substrate does not overlap the first substrate, the second area is an area in which the first substrate and the second substrate overlap each other, the connecting member does not extend outside first substrate, the conductive member is provided on an undersurface of the base layer, and the undersurface is opposed to the first surface and the third surface.

公开(公告)号：US20200218383A1

公开(公告)日：2020-07-09

申请号：US16826407

申请日：2020-03-23

Applicant: Japan Display Inc.

Inventor： Koji ISHIZAKI ,  Hayato KURASAWA ,  Kohei AZUMI

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

Abstract: A display device with a touch detection device is provided and includes display elements arranged in matrix of row and column direction and surrounded by scan lines each extending in a first direction and a signal lines each extending in a second direction, the display elements including a red display element, a green display element, and a blue display element; light shielding members each extending in one direction, the light shielding members arranged between the display elements adjacent to each other; and touch detection electrodes each extending in the one direction and arranged between the light shielding members and the display elements, and the touch detection electrodes including metal wires that extend overlapping the light shielding members, Wherein the metal wires are divided into metal wire parts that are arranged in the column direction, and the metal wire parts, each being longitudinal in the one direction, are disposed without crossing each other and spaced from each other in the one direction.