公开(公告)号：US20160357321A1

公开(公告)日：2016-12-08

申请号：US15170136

申请日：2016-06-01

Applicant: Japan Display Inc.

Inventor： Daisuke ITO ,  Toshihiko FUJIWARA ,  Hayato KURASAWA ,  Hiroshi MIZUHASHI

IPC: G06F3/041 ,  G09G3/36 ,  G06F3/05 ,  G02F1/1362 ,  G02F1/1368 ,  G02F1/1343 ,  G02F1/1335 ,  G06F3/044 ,  G02F1/1333

CPC classification number: G06F3/0416 ,  G06F3/0412 ,  G06F3/044 ,  G09G3/20 ,  G09G3/36 ,  G09G2310/0202

Abstract: A touch detection device includes a substrate, a plurality of drive electrodes arranged on a plane parallel to the substrate and in a first region in which an image is displayed, and a plurality of touch detection electrodes configured to generate a capacitance between the touch detection electrodes and the drive electrodes. At least one touch detection electrode among the touch detection electrodes includes a first part arranged in the first region and a second part arranged in a second region adjacent to the first region. The drive electrodes are sequentially supplied with the first drive signal to detect a conducting body in contact with or close to the first region in a first touch detection mode, and the touch detection electrodes are supplied with a second drive signal to detect a conducting body in contact with or close to the second region in a second touch detection mode.

Abstract translation: 触摸检测装置包括基板，布置在平行于基板的平面上的多个驱动电极和显示图像的第一区域中的多个触摸检测电极以及在触摸检测电极之间产生电容的多个触摸检测电极 和驱动电极。 触摸检测电极中的至少一个触摸检测电极包括布置在第一区域中的第一部分和布置在与第一区域相邻的第二区域中的第二部分。 驱动电极顺序地被提供有第一驱动信号，以在第一触摸检测模式下检测与第一区域接触或接近的导电体，并且向触摸检测电极提供第二驱动信号以检测导体 在第二触摸检测模式下与第二区域接触或接近。

公开(公告)号：US20160306489A1

公开(公告)日：2016-10-20

申请号：US15091356

申请日：2016-04-05

Applicant: Japan Display Inc.

Inventor： Hiroshi MIZUHASHI ,  Hayato KURASAWA ,  Fumitaka GOTOH ,  Daichi SUZUKI

IPC: G06F3/041

Abstract: To provide a display device with a touch detection function capable of suppressing an increase in price. The display device is provided with a pixel array which includes a plurality of pixels; a plurality of signal lines which supply an image signal to the plurality of pixels; a plurality of drive electrodes which supply a drive signal to the plurality of pixels; and an electrode driving circuit which supplies a magnetic field drive signal to the drive electrode at a time of detecting an external proximity object using the magnetic field, and supplies an electric field drive signal to the drive electrode at a time of detecting the external proximity object using the electric field.

Abstract translation: 提供能够抑制价格上涨的具有触摸检测功能的显示装置。 显示装置设置有包括多个像素的像素阵列; 多个信号线，其向多个像素提供图像信号; 多个驱动电极，其向多个像素提供驱动信号; 以及电极驱动电路，其在使用所述磁场检测外部邻近物体时向所述驱动电极提供磁场驱动信号，并且在检测到所述外部邻近物体时向所述驱动电极提供电场驱动信号 使用电场。

公开(公告)号：US20160018928A1

公开(公告)日：2016-01-21

申请号：US14868900

申请日：2015-09-29

Applicant: Japan Display Inc.

Inventor： Hayato KURASAWA ,  Koji ISHIZAKI ,  Takeo KOITO

IPC: G06F3/044 ,  G09G3/36 ,  G06F3/01 ,  G06F3/041 ,  G06F3/047

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: According to an aspect, a display device with a touch detection function includes a display area and a touch detection electrode that includes thin wire segments having first and second ends. Thin wire segments include a thin wire segment extending in a direction different from a pixel arrangement direction in which color regions having the highest human visibility are arranged. The second end is located away from the first end in a direction toward a target position that is distant from the first end in a pixel orthogonal direction by N times of a maximum length of one of the pixels in the pixel orthogonal direction, and in the pixel arrangement direction by M times of a maximum length of one of the pixels in the pixel arrangement direction. Each of N and M is an integer of 2 or larger. N and M are different from each other.

Abstract translation: 根据一方面，具有触摸检测功能的显示装置包括显示区域和触摸检测电极，其包括具有第一端和第二端的细线段。 细线段包括沿与其中布置有最高人类可见度的颜色区域的像素排列方向不同的方向延伸的细线段。 第二端在像素正交方向上朝着与像素正交方向上的第一端远离目标位置的方向远离第一端，在像素正交方向上的像素之一的最大长度的N倍，并且 像素排列方向乘以像素排列方向上的像素之一的最大长度的M倍。 N和M中的每一个为2或更大的整数。 N和M彼此不同。

公开(公告)号：US20150355752A1

公开(公告)日：2015-12-10

申请号：US14735305

申请日：2015-06-10

Applicant: Japan Display Inc.

Inventor： Hayato KURASAWA ,  Koji ISHIZAKI

IPC: G06F3/044

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

Abstract: A sensor-equipped display device is provided and includes a display panel and a detection electrode. The display panel includes a display area in which a plurality of pixels are arranged. The detection electrode includes an electrode pattern having conductive line fragments arranged on a detection surface which is parallel to the display area, wherein the electrode pattern includes a connection point at which ends of three line fragments are connected together.

Abstract translation: 提供了一种传感器配备的显示装置，包括显示面板和检测电极。 显示面板包括布置多个像素的显示区域。 检测电极包括具有布置在与显示区域平行的检测表面上的导线片段的电极图案，其中电极图案包括三条线片段的末端连接在一起的连接点。

公开(公告)号：US20250130668A1

公开(公告)日：2025-04-24

申请号：US19007758

申请日：2025-01-02

Applicant: Japan Display Inc.

Inventor： Naosuke FURUTANI ,  Hayato KURASAWA ,  Makoto HAYASHI

IPC: G06F3/041 ,  G02F1/1333 ,  G02F1/1335 ,  G02F1/1337 ,  G02F1/1343 ,  G02F1/1362 ,  G02F1/1368 ,  G06F3/044 ,  G09G3/36

Abstract: A display device with a touch sensor having a display function and a touch sensor function is provided. The display device includes a first substrate including a pixel electrode; a first electrode along a first direction; and a second substrate including a second electrode that includes patterns of electrodes along a second direction crossing the first direction and that faces the first electrode and the pixel electrode, wherein upon the display function being activated, the pixel electrode is supplied with a pixel signal, and the second electrode is supplied with common voltage, and upon the touch sensor function being activated, the first electrode is applied with a first signal and the second electrode is configured to receive the first signal to be a second signal as a touch detecting signal.

公开(公告)号：US20230244098A1

公开(公告)日：2023-08-03

申请号：US18131906

申请日：2023-04-07

Applicant: Japan Display Inc.

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

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

CPC classification number: G02F1/13338 ,  G09G3/3648 ,  G06F3/0445 ,  G06F3/0446 ,  G06F3/044 ,  G09G2300/0426 ,  G09G2310/0232 ,  G09G2310/08 ,  G09G2330/06

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：US20220261107A1

公开(公告)日：2022-08-18

申请号：US17736275

申请日：2022-05-04

Applicant: Japan Display Inc.

Inventor： Koji ISHIZAKI ,  Hayato KURASAWA ,  Kohei AZUMI

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

Abstract: A display device with a touch detection device is provided and includes display elements that are surrounded by scan lines each extending in first direction and signal lines each extending in second direction crossing first direction; touch detection electrodes opposed to display elements; metal wires disposed on each of touch detection electrodes and extending along signal lines, wherein metal wires being overlapped with corresponding one of signal lines, wherein metal wires are disposed without crossing each other and spaced from each other.

公开(公告)号：US20220146892A1

公开(公告)日：2022-05-12

申请号：US17584637

申请日：2022-01-26

Applicant: Japan Display Inc.

Inventor： Hayato KURASAWA ,  Hiroshi MIZUHASHI

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

Abstract: A display device includes a first substrate, a second substrate, a display functional layer, first electrodes, pixel electrodes, second electrodes, a drive circuit, and a conductive body. The second substrate faces the first substrate. The display functional layer is provided between the first substrate and the second substrate. The first electrodes are provided between the first substrate and the second substrate. The pixel electrodes face the first electrodes between the first substrate and the second substrate. The second electrodes overlap the first electrodes through the display functional layer. The drive circuit supplies drive signals to a pair of the first electrode, wherein the drive circuit supplies a first electric potential to one of the pair of first electrodes and supplies a drive signal having a second electric potential different from the first electric potential to the other of the pair of first electrodes simultaneously.

公开(公告)号：US20210382574A1

公开(公告)日：2021-12-09

申请号：US17410106

申请日：2021-08-24

Applicant: Japan Display Inc.

Inventor： Hayato KURASAWA ,  Koji ISHIZAKI

IPC: G06F3/041 ,  G06F3/044

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：US20210278923A1

公开(公告)日：2021-09-09

申请号：US17328409

申请日：2021-05-24

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 electrodes each including first parts and a second part connected to the first parts, the first parts each extending in a first direction, the second part extending in a second direction different from the first direction; and a lead line including a third part connected to the second part and a fourth part connected to the third part, the third part extending in the first direction, the fourth part extending in a third direction different from the first direction, wherein the electrodes are arranged in the second direction, the second part is located between the lead line and the first parts, and the third part is located between the second part and the fourth part.