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.

公开(公告)号：US20200042129A1

公开(公告)日：2020-02-06

申请号：US16654824

申请日：2019-10-16

Applicant: Japan Display Inc.

Inventor： Hayato KURASAWA ,  Koji ISHIZAKI ,  Tomohiko OTANI

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

Abstract: A detection device is provided and includes a first detection electrode; and a dummy module adjacent to the first detection electrode in a first direction, wherein the first detection electrode includes a plurality of first openings and a plurality of second openings, the dummy module includes a plurality of first gap portions and a plurality of second gap portions, each of the first openings and the first gap portions extends in a first inclined direction inclined at a first angle with respect to the first direction, each of the second openings and the second gap portions extends in a second inclined direction inclined at a second angle with respect to the first direction, the first openings are apart from each other, and the first gap portions are coupled to each other.

公开(公告)号：US20190220136A1

公开(公告)日：2019-07-18

申请号：US16362211

申请日：2019-03-22

Applicant: Japan Display Inc.

Inventor： Hayato KURASAWA ,  Koji ISHIZAKI ,  Kohei AZUMI

IPC: G06F3/041 ,  G06F3/044 ,  G06T5/20 ,  G09G3/20 ,  G09G3/36

CPC classification number: G06F3/0416 ,  G06F3/0412 ,  G06F3/044 ,  G06F2203/04103 ,  G06T5/20 ,  G09G3/2074 ,  G09G3/3655 ,  G09G3/3696 ,  G09G2300/0426

Abstract: A display device includes: a display layer; plural first electrodes formed to be arranged above the display layer; a shield electrode formed apart from the plural first electrodes so as to surround the whole plural first electrodes along an arrangement surface; an insulating layer; and a semiconductive layer formed opposite to the first electrodes and the shield electrode so as to sandwich the insulating layer, wherein the difference between an average potential of the first electrodes and an average potential of the shield electrode is equal to or less than 0.5V.

公开(公告)号：US20190129270A1

公开(公告)日：2019-05-02

申请号：US16170135

申请日：2018-10-25

Applicant: Japan Display Inc.

Inventor： Koji ISHIZAKI ,  Yoshitaka OZEKI ,  Takahiro TAKEUCHI ,  Yasuhiro KANAYA ,  Hirotaka HAYASHI ,  Akihiro OGAWA

IPC: G02F1/167 ,  G06F3/044 ,  G02F1/1333 ,  G02F1/1343 ,  G02F1/1339

Abstract: According to one embodiment, a display device includes a first basement, an organic insulating film above the first basement and including a first upper surface and a first end portion, an inorganic insulating film provided from the first upper surface to the first basement and covering the first upper surface and the first end portion, pixel electrodes provided in the display portion, a common electrode provided to be opposed to the pixel electrodes, an electrophoretic element provided between the pixel electrodes and the common electrode, and a sealant provided on the inorganic insulating film and sealing at least the electrophoretic element.

公开(公告)号：US20180157085A1

公开(公告)日：2018-06-07

申请号：US15888431

申请日：2018-02-05

Applicant: Japan Display Inc.

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

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

CPC classification number: G02F1/13338 ,  G02F1/133528 ,  G06F3/0412 ,  G06F3/044 ,  G06F2203/04101 ,  G06F2203/04112

Abstract: According to one embodiment, a display device includes a display panel including a principal surface; a metal layer provided on the principal surface, the metal layer including a sensing electrode in the display area, a lead electronically connected to the sensing electrode, and a pad outside of the display area and connected to the lead, the pad including a first part and a second part which is located between the lead and the first part; a coat layer covering the metal layer without the first part of the pad and in contact with the principal surface; a cover member facing the coat layer; and an adhesive layer bonding the cover member to the coat layer and continuously covering the principal surface without the pad.

公开(公告)号：US20170315664A1

公开(公告)日：2017-11-02

申请号：US15652393

申请日：2017-07-18

Applicant: Japan Display Inc.

Inventor： Koji ISHIZAKI ,  Hayato KURASAWA ,  Takeo KOITO

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

CPC classification number: G06F3/0416 ,  G06F3/044 ,  G06F3/047 ,  G06F2203/04103 ,  G06F2203/04108 ,  G06F2203/04112

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：US20170285802A1

公开(公告)日：2017-10-05

申请号：US15477264

申请日：2017-04-03

Applicant: Japan Display Inc.

Inventor： Koji ISHIZAKI ,  Hayato KURASAWA

IPC: G06F3/044

CPC classification number: G06F3/044 ,  G06F3/0412 ,  G06F2203/04108 ,  G06F2203/04111 ,  G06F2203/04112

Abstract: A detection device includes a substrate; a plurality of first conductive thin wires provided in a plane parallel to the substrate and extending in a first direction; a plurality of second conductive thin wires provided in the same layer as that of the first conductive thin wires and extending in a second direction forming an angle with the first direction; first groups that are disposed in first strip-like regions respectively having a first width, each of the first groups including at least two of the first conductive thin wires displaced from one another in the second direction; and second groups that are disposed in second strip-like regions respectively having a second width, each of the second groups including at least two of the second conductive thin wires displaced from one another in the first direction.

公开(公告)号：US20170147128A1

公开(公告)日：2017-05-25

申请号：US15281720

申请日：2016-09-30

Applicant: Japan Display Inc.

Inventor： Koji ISHIZAKI ,  Hayato KURASAWA

IPC: G06F3/041 ,  G06F3/044

CPC classification number: G06F3/0416 ,  G06F3/0412 ,  G06F3/044 ,  G06F2203/04107 ,  G06F2203/04108 ,  G06F2203/04112

Abstract: A touch detection device includes: a substrate including a display region for displaying an image, a first frame region outside the display region, and a second frame region outside the first frame region; a plurality of detection electrodes that are arranged in the display region on a face parallel with the substrate and include metal wires; and frame wires that are coupled to the detection electrodes and arranged in the first frame region and the second frame region. A ratio of a covering area of the frame wires to a predetermined area of the substrate in the first frame region is smaller than a ratio of the covering area of the frame wires to the predetermined area of the substrate in the second frame region.

公开(公告)号：US20170115790A1

公开(公告)日：2017-04-27

申请号：US15401712

申请日：2017-01-09

Applicant: Japan Display Inc.

Inventor： Hayato KURASAWA ,  Koji ISHIZAKI ,  Takeo KOITO

IPC: G06F3/041 ,  G09G3/36 ,  G06F3/044

CPC classification number: G06F3/0412 ,  G02F1/13338 ,  G06F3/017 ,  G06F3/0416 ,  G06F3/044 ,  G06F3/047 ,  G06F2203/04112 ,  G06F2203/04808 ,  G09G3/36 ,  G09G3/3607 ,  G09G3/3655 ,  G09G3/3674 ,  G09G3/3685 ,  G09G2320/02

Abstract: A touch detection device is provided. The touch detection device includes a substrate; a display area in which pixels each constituted by a plurality of color regions are arranged in a matrix in a plane parallel to a surface of the substrate; a touch detection electrode arranged on the substrate; a drive electrode that has electrostatic capacitance with respect to the touch detection electrode, wherein the touch detection electrode includes a conductive thin wire including a first wire segment having a first end and a second end, a second wire segment having a first end and a second end, and a third wire segment having a first end and a second end.

公开(公告)号：US20170083137A1

公开(公告)日：2017-03-23

申请号：US15266099

申请日：2016-09-15

Applicant: Japan Display Inc.

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

IPC: G06F3/041 ,  G06F3/044

CPC classification number: G06F3/0412 ,  G02F1/133 ,  G06F3/044

Abstract: According to one embodiment, a sensor-equipped display device includes a display panel which includes a sensor driving electrode disposed in a display area for displaying an image, detection electrodes each including a body portion opposed to the sensor driving electrode in the display area and a broadened portion connected to the body portion and formed to be wider than the body portion, and a lead line disposed in a non-display area outside the display area and electrically connected to the broadened portion. The broadened portion is disposed in the non-display area without being overlaid on the display area in planar view.