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    SENSOR-EQUIPPED DISPLAY DEVICE AND METHOD OF CONTROLLING THE SAME
    13.
    发明申请
    SENSOR-EQUIPPED DISPLAY DEVICE AND METHOD OF CONTROLLING THE SAME 审中-公开

    公开(公告)号：US20170285827A1

    公开(公告)日：2017-10-05

    申请号：US15631732

    申请日：2017-06-23

    Applicant: Japan Display Inc.

    Inventor： Kohei AZUMI ,  Hiroshi MIZUHASHI ,  Hayato KURASAWA

    IPC: G06F3/041 ,  G09G3/36

    CPC classification number: G06F3/0412 ,  G06F3/0416 ,  G06F3/044 ,  G09G3/3655

    Abstract: A first substrate includes a gate line extending in a first direction, a source line extending in a second direction intersecting the first direction, a switching element which is connected to the gate line and the source line, and a pixel electrode which is connected to the switching element. The first substrate includes a common electrode which is opposed to the pixel electrode, and a detection electrode element necessary for sensing a state of closeness of a conductor brought externally, that extends parallel to the common electrode and is formed of a metallic material. By this structure, power consumption of a drive electrode of an input sensor can be reduced, and improvement of a drive frequency can be obtained.

    DISPLAY APPARATUS
    15.
    发明申请
    DISPLAY APPARATUS 审中-公开
    显示设备

    公开(公告)号：US20160349921A1

    公开(公告)日：2016-12-01

    申请号：US15147421

    申请日：2016-05-05

    Applicant: Japan Display Inc.

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

    IPC: G06F3/041 ,  G06F3/045 ,  G06F3/0354 ,  G06F3/044 ,  G06F3/046

    CPC classification number: G06F3/03545 ,  G06F3/0412 ,  G06F3/0416 ,  G06F3/046

    Abstract: A display apparatus with a touch detection function capable of improving accuracy is provided. The display apparatus includes: a pixel array having a plurality of pixels arranged in a matrix form; and a plurality of signal wires arranged in the pixel array. Here, when an externally-detecting object is detected, a plurality of coils having areas overlapping with each other are formed of a plurality of signal wires (drive electrodes) among the plurality of signal wires, and a magnetic field generated in the plurality of respective coils are superimposed in an overlapped area by supplying a drive signal to the plurality of coils.

    Abstract translation: 提供了具有能够提高精度的触摸检测功能的显示装置。 显示装置包括：具有以矩阵形式布置的多个像素的像素阵列; 以及布置在像素阵列中的多个信号线。 这里，当检测到外部检测对象时，具有多个彼此重叠的区域的多个线圈由多个信号线中的多个信号线（驱动电极）形成，并且在多个信号线中产生的磁场 线圈通过向多个线圈提供驱动信号而叠置在重叠区域中。

    DISPLAY DEVICE
    16.
    发明申请
    DISPLAY DEVICE 审中-公开
    显示设备

    公开(公告)号：US20160291785A1

    公开(公告)日：2016-10-06

    申请号：US15078126

    申请日：2016-03-23

    Applicant: Japan Display Inc.

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

    IPC: G06F3/041 ,  G06F3/0354 ,  G06F3/046

    CPC classification number: G06F3/0416 ,  G06F3/03545 ,  G06F3/0412 ,  G06F3/046 ,  G06F2203/04108

    Abstract: The display device includes a pixel array that has a plurality of pixels disposed in a matrix form, a plurality of scan lines that are disposed in each row of the pixel array and supply a scan signal to the plurality of pixels disposed in each corresponding row, a plurality of signal lines that are disposed in each column of the pixel array and supply an image signal to the plurality of pixels disposed in each corresponding column, and a plurality of drive electrodes that are disposed in the pixel array and supply a drive signal to the plurality of pixels at a time of displaying an image. A coil that generates a magnetic field is formed using the plurality of drive electrodes at a time of detecting an external proximity object.

    Abstract translation: 显示装置包括像素阵列，其具有以矩阵形式配置的多个像素，多个扫描线设置在像素阵列的每一行中，并将扫描信号提供给布置在每个对应行中的多个像素， 多个信号线，设置在像素阵列的每列中，并且将图像信号提供给设置在每个对应的列中的多个像素;以及多个驱动电极，设置在像素阵列中并将驱动信号提供给 在显示图像时的多个像素。 在检测到外部邻近物体时，使用多个驱动电极形成产生磁场的线圈。

    DISPLAY DEVICE
    17.
    发明申请
    DISPLAY DEVICE 有权
    显示设备

    公开(公告)号：US20160259449A1

    公开(公告)日：2016-09-08

    申请号：US15058767

    申请日：2016-03-02

    Applicant: Japan Display Inc.

    Inventor： Hiroshi MIZUHASHI ,  Makoto HAYASHI ,  Yasuyuki TERANISHI ,  Daisuke ITO

    IPC: G06F3/044 ,  G09G3/36

    CPC classification number: G06F3/044 ,  G09G3/3648 ,  G09G3/3655 ,  G09G2300/0426

    Abstract: A display device includes: a pixel array having pixels arranged in matrix and having a first side parallel to a row and a second side opposite to the first side; scanning lines arranged in each row of the pixel array to supply a scanning signal to the pixels arranged in a corresponding row; signal lines arranged in each column of the pixel array to supply an image signal to the pixels arranged in a corresponding column; drive electrodes arranged in a column of the pixel array and to which a drive signal to detect an external proximate object is supplied; and a first drive electrode circuit arranged along the first side and connected to control lines and the drive electrodes arranged in the pixel array to supply the drive signal to, among the drive electrodes, the drive electrode specified by a selection signal supplied via the control lines.

    Abstract translation: 显示装置包括：像素阵列，其具有排列成矩阵并且具有平行于行的第一侧和与第一侧相对的第二侧的像素; 布置在像素阵列的每行中的扫描线，向扫描相应行中的像素提供扫描信号; 布置在像素阵列的每列中的信号线，以将图像信号提供给布置在相应列中的像素; 布置在所述像素阵列的列中并且提供用于检测外部邻近对象的驱动信号的驱动电极; 以及第一驱动电极电路，沿着第一侧布置并连接到控制线，并且布置在像素阵列中的驱动电极将驱动信号提供给驱动电极中的由经由控制线提供的选择信号指定的驱动电极 。

    DISPLAY PANEL, DRIVER CIRCUIT, DRIVING METHOD, AND ELECTRONIC APPARATUS
    18.
    发明申请
    DISPLAY PANEL, DRIVER CIRCUIT, DRIVING METHOD, AND ELECTRONIC APPARATUS 有权
    显示面板，驱动电路，驱动方法和电子设备

    公开(公告)号：US20150212645A1

    公开(公告)日：2015-07-30

    申请号：US14678281

    申请日：2015-04-03

    Applicant: JAPAN DISPLAY INC.

    Inventor： Hiroshi MIZUHASHI ,  Yoshitoshi Kida

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

    CPC classification number: G06F3/0416 ,  G02F1/13338 ,  G06F3/0412 ,  G06F3/044 ,  G06F2203/04112

    Abstract: A display panel includes: display elements; a plurality of drive electrodes; one or more touch detecting electrodes that form a capacitor along with the corresponding drive electrode; a main driver unit that generates a basic drive signal including a pulse part supplied to the drive electrodes; and a first auxiliary driver unit that includes a capacitive element and that exchanges electric charges between the capacitive element and the drive electrodes in synchronization with the pulse part.

    Abstract translation: 显示面板包括：显示元件; 多个驱动电极; 与相应的驱动电极一起形成电容器的一个或多个触摸检测电极; 主驱动器单元，其产生包括提供给驱动电极的脉冲部分的基本驱动信号; 以及第一辅助驱动器单元，其包括电容元件，并且与脉冲部分同步地在电容元件和驱动电极之间交换电荷。

    DISPLAY APPARATUS
    19.
    发明申请
    DISPLAY APPARATUS 有权

    公开(公告)号：US20210173545A1

    公开(公告)日：2021-06-10

    申请号：US17182739

    申请日：2021-02-23

    Applicant: Japan Display Inc.

    Inventor： Hayato KURASAWA ,  Hiroshi MIZUHASHI ,  Fumitaka GOTOH ,  Gen KOIDE ,  Tadayoshi KATSUTA

    IPC: G06F3/041 ,  G06F3/046 ,  G06F3/044

    Abstract: According to an aspect, a display apparatus includes: a substrate; a plurality of pixel electrodes; a plurality of detection electrodes arranged in a matrix in a display area of the substrate; a plurality of detection electrode lines coupled to the respective detection electrodes; a plurality of first electrodes provided in the same layer as the detection electrodes or the detection electrode lines and extending in a first direction; a plurality of switching elements coupled to the respective pixel electrodes; a plurality of signal lines coupled to the switching elements and extending in a second direction crossing the first direction; a coupling member provided in a peripheral area outside the display area and configured to couple ends of the first electrodes to each other; and a drive circuit configured to output a first drive signal in a first sensing period in which an electromagnetic induction method is used.

    DISPLAY DEVICE
    20.
    发明申请
    DISPLAY DEVICE 有权

    公开(公告)号：US20210003875A1

    公开(公告)日：2021-01-07

    申请号：US17023943

    申请日：2020-09-17

    Applicant: Japan Display Inc.

    Inventor： Hayato KURASAWA ,  Hiroshi MIZUHASHI

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

    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.

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