公开(公告)号：US20140292686A1

公开(公告)日：2014-10-02

申请号：US14190857

申请日：2014-02-26

Applicant: Japan Display Inc.

Inventor： Michio YAMAMOTO ,  Jouji YAMADA ,  Hirofumi NAKAGAWA ,  Kohei AZUMI ,  Makoto HAYASHI ,  Hiroshi MIZUHASHI ,  Kozo IKENO ,  Yoshitoshi KIDA

IPC: G06F3/041

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

Abstract: According to one embodiment, an electronic device includes a sensor-equipped display device including a pixel electrode, a common electrode opposed to the pixel electrode, and a detection electrode which is opposed to the common electrode, includes a plurality of segments, a display driver configured to supply a display signal to the pixel electrode and to supply a sensor driving signal or a common driving signal to the common electrode, a detection circuit configured to output to the display driver a data set including a sensor detection value from each of the segments of the detection electrode, based on the supplying of the sensor driving signal to the common electrode, and an application processor configured to receive the data set which has been output via the display driver from the detection circuit.

Abstract translation: 根据一个实施例，电子设备包括具有传感器的显示设备，包括像素电极，与像素电极相对的公共电极和与公共电极相对的检测电极，包括多个段，显示驱动器 被配置为向所述像素电极提供显示信号并向所述公共电极提供传感器驱动信号或公共驱动信号;检测电路，被配置为向所述显示驱动器输出包括来自每个所述段的传感器检测值的数据集 基于向公共电极提供传感器驱动信号的检测电极以及被配置为从检测电路接收经由显示驱动器输出的数据组的应用处理器。

公开(公告)号：US20140292683A1

公开(公告)日：2014-10-02

申请号：US14187798

申请日：2014-02-24

Applicant: Japan Display Inc.

Inventor： Kohei AZUMI ,  Jouji YAMADA ,  Hirofumi NAKAGAWA ,  Michio YAMAMOTO ,  Makoto HAYASHI ,  Hiroshi MIZUHASHI ,  Kozo IKENO ,  Yoshitoshi KIDA

IPC: G06F3/041

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

Abstract: According to one embodiment, an electronic apparatus includes a sensor-equipped display device including a display device and a sensor which outputs information for detecting a contact position on the display device, a display driver which outputs a driving signal to the sensor based on one setting table, an application processor which outputs a table selection signal specifying a setting table and a sensor setting signal specifying a driving method of the sensor to the display driver, and a sensing circuit which outputs a dataset including three-dimensional information of a coordinate of a position on the display device and a physical quantity at the coordinate to the application processor, and outputs a table selection request signal generated based on the table selection signal, and a control signal which controls driving timing of the sensor to the display driver, the control signal having generated based on the sensor setting signal.

Abstract translation: 根据一个实施例，一种电子设备包括：传感器配备的显示设备，包括显示设备和传感器，所述显示设备和传感器输出用于检测显示设备上的接触位置的信息;显示驱动器，其基于一个设置向传感器输出驱动信号 表格，将指定设定表的表选择信号和指定传感器的驱动方法的传感器设定信号输出给显示驱动器的应用处理器，以及感测电路，其输出包含三维信息的三维信息的数据集 显示装置上的位置和与应用处理器的坐标处的物理量，并且输出基于表选择信号生成的表选择请求信号，以及控制信号，其将传感器的驱动定时控制到显示驱动器，控制 基于传感器设定信号生成的信号。

公开(公告)号：US20140292678A1

公开(公告)日：2014-10-02

申请号：US14183957

申请日：2014-02-19

Applicant: Japan Display Inc.

Inventor： Makoto HAYASHI ,  Jouji YAMADA ,  Hirofumi NAKAGAWA ,  Michio YAMAMOTO ,  Kohei AZUMI ,  Hiroshi MIZUHASHI ,  Kozo IKENO ,  Yoshitoshi KIDA

IPC: G06F3/041

CPC classification number: G06F3/0418 ,  G06F3/0412 ,  G06F3/0416 ,  G06F3/044 ,  G06F3/04845 ,  G06F3/04886 ,  G06F2203/04108

Abstract: A sensor-integrated display panel including an operation surface for performing an input operation and an image display surface which are formed integrally with a sensor as one piece. A data transfer device supplies the sensor-integrated display panel with a drive signal for driving the sensor and outputs sensing data corresponding to a potential of a sensor signal output from the sensor. A contact electrode is provided in a frame formed around the sensor-integrated display panel to vary the potential of the sensor signal when a conductor touches or does not touch to the frame. An application executing device receives and analyzes the sensing data and generates a signal to select an operating function in accordance with an analysis result.

Abstract translation: 一种传感器集成显示面板，包括用于执行输入操作的操作表面和与传感器一体地形成为一体的图像显示表面。 数据传输装置向传感器集成显示面板提供用于驱动传感器的驱动信号，并输出与从传感器输出的传感器信号的电位相对应的感测数据。 接触电极设置在形成在传感器集成显示面板周围的框架中，以在导体接触或不接触框架时改变传感器信号的电位。 应用执行装置接收并分析感测数据，并根据分析结果生成用于选择操作功能的信号。

公开(公告)号：US20140210743A1

公开(公告)日：2014-07-31

申请号：US14160237

申请日：2014-01-21

Applicant: Japan Display Inc.

Inventor： Hayato KURASAWA ,  Hiroshi MIZUHASHI ,  Yoshitoshi KIDA

IPC: G06F3/041

CPC classification number: G06F3/041 ,  G06F3/0412 ,  G06F3/0418 ,  G06F3/044

Abstract: According to an aspect, a touch detection device has a detection surface for detecting a position of an external proximity object which is in contact therewith or in proximity thereto. The touch detection device includes: a drive electrode layer that has a plurality of drive electrodes; a plurality of touch detection electrodes that face the drive electrodes; a drive electrode driver for applying a driving signal to the drive electrodes; and a plurality of wirings for electrically coupling the plurality of drive electrodes with the drive circuit. In the drive electrode layer, a specific drive electrode coupled via the wiring with a longest distance has an overlapped area smaller than an average of the overlapped areas of the other drive electrodes. The overlapped area is an area that is overlapped with the wiring.

Abstract translation: 根据一个方面，触摸检测装置具有用于检测与其接触或接近的外部邻近物体的位置的检测表面。 触摸检测装置包括：具有多个驱动电极的驱动电极层; 面向驱动电极的多个触摸检测电极; 用于向驱动电极施加驱动信号的驱动电极驱动器; 以及用于将多个驱动电极与驱动电路电耦合的多个布线。 在驱动电极层中，经由布线以最长距离耦合的特定驱动电极的重叠面积小于其他驱动电极的重叠区域的平均值。 重叠区域是与布线重叠的区域。

公开(公告)号：US20250013336A1

公开(公告)日：2025-01-09

申请号：US18886394

申请日：2024-09-16

Applicant: Japan Display Inc.

Inventor： Koji ISHIZAKI ,  Hayato KURASAWA ,  Hiroshi MIZUHASHI

IPC: G06F3/044

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：US20230027962A1

公开(公告)日：2023-01-26

申请号：US17960368

申请日：2022-10-05

Applicant: Japan Display Inc.

Inventor： Tadayoshi KATSUTA ,  Hiroshi MIZUHASHI

IPC: G06F3/041 ,  G06F3/044

Abstract: A display device with is touch detection function is provided and includes display area where electrodes are arranged in matrix having first and second directions crossing above substrate; common electrodes provided so as to face pixel electrodes; pixel signal lines each coupled to pixel electrodes, extending in first direction; control device for performing image display control and including drive signal generator and source driver; single first wire to which both display drive voltage and touch drive signal are supplied from drive signal generator, and selection switches for selecting common electrodes, wherein the drive signal generator includes first and second voltage generators for generating first and second voltages, and switching circuit for switching between first and second voltages, and wherein selection switches each coupled to single first wire via first coupling conductor and coupled to common electrode via second coupling conductor are arranged in frame area along single first wire, and are overlapped by single first wire that is supplied with display drive voltage from drive signal generator and that is supplied with touch drive signal from drive signal generator.

公开(公告)号：US20220342247A1

公开(公告)日：2022-10-27

申请号：US17858126

申请日：2022-07-06

Applicant: Japan Display Inc.

Inventor： Hayato KURASAWA ,  Hiroshi MIZUHASHI

IPC: G02F1/1333 ,  G06F3/041 ,  G06F3/044 ,  G02F1/133 ,  G02F1/1343 ,  G02F1/1362 ,  G02F1/1368

Abstract: A display device includes: a plurality of first electrodes arranged in a display region for displaying an image; a second electrode opposed to the first electrodes; a plurality of switching elements that are arranged in the display region and coupled to the first electrodes or the second electrode; a gate line for supplying a scanning signal for scanning the switching elements; a data line for supplying a signal to the switching elements that are coupled to the switching elements; and conductive wire that is opposed to the second electrode via an insulating layer and is coupled to the switching elements.

公开(公告)号：US20220164054A1

公开(公告)日：2022-05-26

申请号：US17666640

申请日：2022-02-08

Applicant: Japan Display Inc.

Inventor： Hayato KURASAWA ,  Hiroshi MIZUHASHI ,  Tadayoshi KATSUTA

IPC: G06F3/041 ,  G09G3/36 ,  G06F3/046 ,  G09G3/34 ,  G06F3/044

Abstract: A display device includes a substrate, first electrodes, lines, pixel electrodes, a display functional layer, a common electrode, second electrodes, and a controller. The first electrodes are opposed to the second electrodes with a space therebetween, and an insulating layer is provided between the common electrode and the first and second electrodes. During the display periods, in response to a control signal from the controller, the pixel electrodes are supplied with a pixel signal through the lines, and the common electrode is supplied with a common signal. During the sensing period, in response to the control signal from the controller, the lines are supplied with a first drive signal to generate a magnetic field. The first electrodes are supplied with a second drive signal to generate electrostatic capacitance between themselves and the second electrodes in response to the control signal from the controller, synchronously or asynchronously with the display periods.

公开(公告)号：US20210004111A1

公开(公告)日：2021-01-07

申请号：US17025456

申请日：2020-09-18

Applicant: Japan Display Inc.

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

IPC: G06F3/041 ,  G02F1/133 ,  G02F1/1343 ,  G06F3/044 ,  G09G3/36

Abstract: A touch detection device is provided and includes driving electrodes for detecting an external proximity object, extending in first direction and arranged in second direction; first voltage line extending in second direction; second voltage line extending in second direction; third voltage line extending in second direction, third voltage line being narrower in than first voltage line and second voltage line in width; and switching circuit for electrically connecting driving electrodes and first voltage line, second voltage line, or third voltage line.

公开(公告)号：US20200218380A1

公开(公告)日：2020-07-09

申请号：US16822656

申请日：2020-03-18

Applicant: Japan Display Inc.

Inventor： Hayato KURASAWA ,  Hiroshi MIZUHASHI ,  Tadayoshi KATSUTA

IPC: G06F3/044 ,  G06F3/046 ,  G09G3/36 ,  G09G3/34 ,  G06F3/041

Abstract: A display device includes first electrodes, second electrodes, lines, and a controller, and includes a substrate, pixel electrodes, a display functional layer, and a common electrode stacked in this order. An insulating layer is between the common electrode and the first and second electrodes. The controller controls the pixel electrodes, the common electrode, the lines, and the first and second electrodes. During a display period, the pixel electrodes are supplied with a pixel signal through the lines, and the common electrode is supplied with a common signal. During a first sensing period, the lines are supplied with a first drive signal to generate a magnetic field. During a second sensing period, the lines are supplied with the first drive signal to generate the magnetic field, and an electromotive force corresponding to a distance between the lines and the first electrodes is generated in the first electrodes by the magnetic field.