Touch detection device and display device having touch sensor function
    1.
    发明授权
    Touch detection device and display device having touch sensor function 有权
    具有触摸传感器功能的触摸检测装置和显示装置

    公开(公告)号:US09274653B2

    公开(公告)日:2016-03-01

    申请号:US12791667

    申请日:2010-06-01

    IPC分类号: G06F3/044

    摘要: A touch detection device includes: a detection surface; a plurality of sensor lines formed from a plurality of types of wiring lines having a different line capacitance; and a touch detection unit which detects an electric variation generated in a plurality of the sensor lines in response to touch or proximity of a detection target object to the detection surface, wherein the touch detection unit has an operational circuit for generating a detection signal representing the electric variation by performing an operation process using a line capacitance ratio for a plurality of outputs from a plurality of types of the sensor lines neighboring to one another with a different line capacitance.

    摘要翻译: 触摸检测装置包括:检测表面; 由具有不同线路电容的多种类型的布线形成的多个传感器线; 以及触摸检测单元,其响应于检测对象与检测表面的接触或接近而检测在多个传感器线中产生的电变化,其中所述触摸检测单元具有用于产生表示所述检测对象的检测信号的操作电路 通过使用具有不同线电容的彼此相邻的多种传感器线的多个输出,使用线电容比进行运算处理的电变化。

    Touch panel, display panel, and display unit
    2.
    发明授权
    Touch panel, display panel, and display unit 有权
    触摸面板,显示面板和显示单元

    公开(公告)号:US09122357B2

    公开(公告)日:2015-09-01

    申请号:US12788508

    申请日:2010-05-27

    摘要: A touch panel, a display panel, and a display unit achieving prevention of erroneous detection caused by external noise, are provided. The touch panel includes: a plurality of detection scan electrodes extending in a first direction; and a plurality of detection electrodes facing the plurality of detection scan electrodes and extending in a second direction which intersects the first direction. A ratio of fringe capacitance to total capacitance between one or more selected detection scan electrodes and a first detection electrode is different from a ratio of fringe capacitance to total capacitance between the one or more selected detection scan electrodes and a second detection electrode. The one or more selected detection scan electrodes are selected, in a desired unit, from the plurality of detection scan electrodes, to be supplied with a selection pulse, and each of the first and the second detection electrodes is selected from the plurality of detection electrodes.

    摘要翻译: 提供了一种实现防止由外部噪声引起的错误检测的触摸面板,显示面板和显示单元。 触摸面板包括:沿第一方向延伸的多个检测扫描电极; 以及面对多个检测用扫描电极的多个检测电极,并且在与第一方向相交的第二方向上延伸。 一个或多个所选择的检测扫描电极和第一检测电极之间的边缘电容与总电容的比率不同于一个或多个所选检测扫描电极和第二检测电极之间的边缘电容与总电容的比率。 一个或多个选择的检测扫描电极以所需单位从多个检测扫描电极中选择,以被提供选择脉冲,并且第一和第二检测电极中的每一个从多个检测电极中选择 。

    Touch sensor, display device, and electronic apparatus
    4.
    发明授权
    Touch sensor, display device, and electronic apparatus 有权
    触摸传感器,显示设备和电子设备

    公开(公告)号:US08860685B2

    公开(公告)日:2014-10-14

    申请号:US12662976

    申请日:2010-05-13

    IPC分类号: G06F3/044 G06F3/041

    摘要: A touch sensor includes a touch drive electrode, a touch detection electrode provided opposed to or side by side with the touch drive electrode and forming an electrostatic capacitance between the touch detection electrode and the touch drive electrode, and a touch detection circuit detecting a contact or proximity position of an object on the basis of a detection signal obtained from the touch detection electrode by applying a touch sensor drive signal to the touch drive electrode. The touch drive electrode is split into plural stripe-like electrode patterns. Applying the touch sensor drive signal to part of the electrode patterns forms a drive line at that time. The touch detection circuit performs a detection on the basis of a first detection signal obtained from a first drive line formed in a first period, and a second detection signal obtained from a second drive line formed in a second period.

    摘要翻译: 触摸传感器包括触摸驱动电极,与触摸驱动电极相对或并排设置并在触摸检测电极和触摸驱动电极之间形成静电电容的触摸检测电极,以及检测触点的触摸检测电路 基于通过对触摸驱动电极施加触摸传感器驱动信号从触摸检测电极获得的检测信号,对象的接近位置。 触摸驱动电极被分成多个条状电极图案。 将触摸传感器驱动信号应用于部分电极图案形成驱动线。 触摸检测电路根据从第一期间形成的第一驱动线获得的第一检测信号和从在第二期间形成的第二驱动线获得的第二检测信号,进行检测。

    Touch sensor and display device
    5.
    发明授权
    Touch sensor and display device 有权
    触摸传感器和显示设备

    公开(公告)号:US08723841B2

    公开(公告)日:2014-05-13

    申请号:US12796455

    申请日:2010-06-08

    IPC分类号: G06F3/045

    摘要: A touch sensor that may detect an object away from the sensor is provided. The touch sensor includes one or more drive electrodes; one or more detection electrodes forming capacitance in cooperation with the respective drive electrodes; a detection circuit applying drive signals to the respective drive electrodes to detect the object based on detection signals obtained from the respective detection electrodes in response to the respective drive signals; and a controller controlling to change a range of electric flux lines generated between the drive electrodes and the detection electrodes.

    摘要翻译: 提供了可以检测远离传感器的物体的触摸传感器。 触摸传感器包括一个或多个驱动电极; 一个或多个检测电极与各个驱动电极协作形成电容; 检测电路,根据各驱动信号,根据从各检测电极获得的检测信号,向各驱动电极施加驱动信号,检测物体; 以及控制器,用于改变在驱动电极和检测电极之间产生的电流线的范围。

    TOUCH SENSOR, DISPLAY AND ELECTRONIC DEVICE
    6.
    发明申请
    TOUCH SENSOR, DISPLAY AND ELECTRONIC DEVICE 有权
    触摸传感器,显示和电子设备

    公开(公告)号:US20110128254A1

    公开(公告)日:2011-06-02

    申请号:US13056315

    申请日:2010-05-26

    IPC分类号: G06F3/045

    CPC分类号: G06F3/044 G06F3/0412

    摘要: A capacitive type touch sensor appropriately detecting an object, and a display and an electronic device including such a touch sensor are provided. The display including a drive electrode receiving a drive signal, a detection electrode located adjacent to the drive electrode, and a dielectric material located between the drive electrode and the detection electrode defining a capacitive area. The detection electrode generates an output signal driven by the drive signal, a detection circuit electrically connected to the detection electrode sensing the output signal. A switch element is electrically connected between the detection electrode and a voltage source providing a predefined voltage level and having a first state and a second state. A display control circuit controls a voltage applied between a display common voltage electrode and a pixel electrode to display an image based on an image signal, and the display common voltage electrode serves as the drive electrode.

    摘要翻译: 适当地检测物体的电容型触摸传感器以及包括这种触摸传感器的显示器和电子设备被提供。 显示器包括接收驱动信号的驱动电极,与驱动电极相邻的检测电极,以及位于驱动电极和检测电极之间的介电材料,限定电容区域。 检测电极产生由驱动信号驱动的输出信号,检测电路电连接到感测输出信号的检测电极。 开关元件电连接在检测电极和提供预定电压电平且具有第一状态和第二状态的电压源之间。 显示控制电路控制施加在显示公共电压电极和像素电极之间的电压,以基于图像信号显示图像,并且显示公共电压电极用作驱动电极。

    DISPLAY DEVICE AND DRIVING METHOD
    7.
    发明申请
    DISPLAY DEVICE AND DRIVING METHOD 有权
    显示设备和驱动方法

    公开(公告)号:US20100328274A1

    公开(公告)日:2010-12-30

    申请号:US12793036

    申请日:2010-06-03

    IPC分类号: G09G5/00

    摘要: Disclosed herein is a display device, including: a display surface; a display functional layer adapted to control the display of a screen viewed from outside the display surface; a drive control section operable to perform display scanning and driving adapted to scan and drive, in the one direction, the plurality of drive electrodes, and also operable to perform, a plurality of times and for M display screens, detection scanning and driving adapted to continuously scan and drive all or part of the plurality of drive electrodes within the period of time; and a plurality of sensor lines arranged in a direction other than the one direction to be separate from each other, which produce an electrical change if an object to be detected comes in contact with or proximity to the display surface while the drive control section performs the detection scanning and driving.

    摘要翻译: 这里公开了一种显示装置,包括:显示面; 显示功能层,适于控制从显示表面外部观看的屏幕的显示; 驱动控制部分,用于执行显示扫描和驱动,其适于在多个驱动电极的一个方向上扫描和驱动多个驱动电极,并且还可操作以执行多次,并且用于M个显示屏幕,适用于检测扫描和驱动 在一段时间内连续扫描和驱动多个驱动电极的全部或部分; 以及沿所述一个方向以外的方向排列的多个传感器线彼此分开,如果所述检测对象与所述显示表面接触或接近所述显示表面而产生电变化,则所述驱动控制部执行 检测扫描和驾驶。

    DISPLAY DEVICE AND ELECTRONIC UNIT
    8.
    发明申请
    DISPLAY DEVICE AND ELECTRONIC UNIT 有权
    显示设备和电子单元

    公开(公告)号:US20100295824A1

    公开(公告)日:2010-11-25

    申请号:US12765592

    申请日:2010-04-22

    IPC分类号: G06F3/042

    摘要: The display device with high detection accuracy includes: display pixel electrodes; a common electrode; a display function layer; a display control circuit performing image display control by applying a pixel voltage to each of the display pixel electrodes and applying a common drive voltage to the common electrode, the common drive voltage inverting in synchronization with a drive cycle of the image display control; a touch detection electrode cooperating with the common electrode to form a capacitor; and a touch detection circuit detecting an external proximity object, based on a detection signal obtained from the touch detection electrode in response to the common drive voltage applied to the common electrode. The touch detection circuit corrects the detection signal based on a gray scale of the image signal at the time of acquisition of the detection signal, and performs the detection operation.

    摘要翻译: 具有高检测精度的显示装置包括:显示像素电极; 公共电极; 显示功能层; 显示控制电路,通过向所述显示像素电极施加像素电压并向所述公共电极施加公共驱动电压来执行图像显示控制,所述公共驱动电压与所述图像显示控制的驱动周期同步地反转; 触摸检测电极,与公共电极配合,形成电容器; 以及触摸检测电路,用于响应于施加到所述公共电极的公共驱动电压,基于从所述触摸检测电极获得的检测信号来检测外部接近物体。 触摸检测电路在获取检测信号时基于图像信号的灰度校正检测信号,并执行检测操作。

    DISPLAY DEVICE AND ELECTRONIC UNIT
    9.
    发明申请
    DISPLAY DEVICE AND ELECTRONIC UNIT 有权
    显示设备和电子单元

    公开(公告)号:US20100289765A1

    公开(公告)日:2010-11-18

    申请号:US12771759

    申请日:2010-04-30

    IPC分类号: G06F3/041

    摘要: The display device with high detection accuracy includes: display pixel electrodes; a common electrode; a display function layer; a display control circuit performing image display control by applying a pixel voltage to each of the display pixel electrodes and applying a common drive voltage to the common electrode, the common drive voltage inverting in synchronization with a drive cycle of the image display control; a touch detection electrode cooperating with the common electrode to form a capacitor; and a touch detection circuit detecting an external proximity object, based on a detection signal obtained from the touch detection electrode in response to the common drive voltage applied to the common electrode. The touch detection circuit performs the detection operation in a inversion period following an inversion timing of the common drive voltage, based on both first and second detection signals obtained before and after the inversion timing, respectively.

    摘要翻译: 具有高检测精度的显示装置包括:显示像素电极; 公共电极; 显示功能层; 显示控制电路,通过向所述显示像素电极施加像素电压并向所述公共电极施加公共驱动电压来执行图像显示控制,所述公共驱动电压与所述图像显示控制的驱动周期同步地反转; 触摸检测电极,与公共电极配合,形成电容器; 以及触摸检测电路,用于响应于施加到所述公共电极的公共驱动电压,基于从所述触摸检测电极获得的检测信号来检测外部接近物体。 触摸检测电路基于在反转定时之前和之后获得的第一和第二检测信号,在公共驱动电压的反转定时之后的反转时段中执行检测操作。

    DRIVING CIRCUIT FOR A LIQUID CRYSTAL DISPLAY
    10.
    发明申请
    DRIVING CIRCUIT FOR A LIQUID CRYSTAL DISPLAY 审中-公开
    用于液晶显示器的驱动电路

    公开(公告)号:US20090251445A1

    公开(公告)日:2009-10-08

    申请号:US12418301

    申请日:2009-04-03

    IPC分类号: G06F3/038

    摘要: A method of driving a liquid crystal display and a drive circuit for a liquid crystal display module wherein the liquid crystal display of the liquid crystal display module is controlled and the image data displayed by the liquid crystal cells is refreshed. Received frames of image data are analysed to determine if individual frames of image data have characteristics prone to showing flicker. The refresh rate is reduced if the image analysis determines that the frames received of image data do not have characteristics prone to showing flicker.

    摘要翻译: 驱动液晶显示器的方法和用于液晶显示模块的驱动电路,其中液晶显示模块的液晶显示器被控制并且由液晶单元显示的图像数据被刷新。 分析接收到的图像数据帧以确定图像数据的单个帧是否具有易于显示闪烁的特征。 如果图像分析确定接收到的图像数据的帧不具有易于显示闪烁的特征,则刷新率降低。