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    • 3. 发明授权
    • Touch input device and touch sensor circuit
    • 触摸输入设备和触摸传感器电路
    • US08736572B2
    • 2014-05-27
    • US12817274
    • 2010-06-17
    • Shih-Tzung ChouYu KuangZong-Lin WuYong-Nien Rao
    • Shih-Tzung ChouYu KuangZong-Lin WuYong-Nien Rao
    • G06F3/045
    • G06F3/044G06F3/0416
    • The invention discloses a touch input device and a touch sensor circuit. The touch input device includes a touch panel, a selection module and a differential detection module. The touch panel includes a plurality of capacitive nodes thereon. The selection module is electrically connected with the capacitive nodes of the touch panel. The selection module selects a first capacitive node and a second capacitive node from the capacitive nodes. The second capacitive node is close to the first capacitive node. The differential detection module, electrically connected to the selection module, is used for detecting a capacitance difference between the first capacitive node and the second capacitive node. According to the capacitance difference, the differential detection module generates a touch detection signal.
    • 本发明公开了一种触摸输入装置和触摸传感器电路。 触摸输入装置包括触摸面板,选择模块和差分检测模块。 触摸面板在其上包括多个电容性节点。 选择模块与触摸面板的电容性节点电连接。 选择模块从电容性节点选择第一电容性节点和第二电容性节点。 第二电容节点靠近第一电容节点。 电连接到选择模块的差分检测模块用于检测第一电容性节点和第二电容性节点之间的电容差。 根据电容差,差分检测模块生成触摸检测信号。
    • 4. 发明授权
    • Timing generator of flat panel display and polarity arrangement control signal generation method therefor
    • 平板显示器及其极性布置控制信号产生方法的定时发生器
    • US07304641B2
    • 2007-12-04
    • US10799675
    • 2004-03-15
    • Yong-Nien RaoShih-Tzung Chou
    • Yong-Nien RaoShih-Tzung Chou
    • G09G3/36G09G5/00
    • G09G3/3614
    • Disclosed is a timing generator of panel display and polarity arrangement control signal generation method therefor. The timing generator comprises a storage unit for storing a plurality of sets of polarity data and corresponding PAC signals, an operation unit for receiving display data, the sets of polarity data, and a corresponding PAC signal so that the operation unit can perform an inner product operation with respect to the polarity data and the display data for obtaining a sum of coupling voltages, and a comparison unit for comparing the sum of coupling voltages with a predetermined value, and outputting the PAC signal corresponding to the polarity data to a data driver if the sum of coupling voltages is smaller than the predetermined value.
    • 公开了一种面板显示及其极性排列控制信号产生方法的定时发生器。 定时发生器包括:存储单元,用于存储多组极性数据和相应的PAC信号;操作单元,用于接收显示数据,极性数据组以及对应的PAC信号,使得操作单元可以执行内积 关于极性数据和用于获得耦合电压之和的显示数据的操作,以及用于将耦合电压之和与预定值进行比较的比较单元,并将与极性数据相对应的PAC信号输出到数据驱动器,如果 耦合电压的和小于预定值。
    • 6. 发明申请
    • Capacitance Measurement Circuit and Method Therefor
    • 电容测量电路及其方法
    • US20110115503A1
    • 2011-05-19
    • US12947089
    • 2010-11-16
    • Shih-Tzung ChouYong-Nien RaoYu Kuang
    • Shih-Tzung ChouYong-Nien RaoYu Kuang
    • G01R27/26
    • H03K17/962H03K2217/960725
    • A capacitance measurement circuit includes: a reference capacitor selectively coupled to a first reference voltage or a second reference voltage; a sensor capacitor selectively coupled to the first reference voltage or the second reference voltage; an operation amplifier coupled to the reference capacitor, the sensor capacitor and a third reference voltage; an approximation unit coupled to the operation amplifier; and a conversion unit coupled to the operation amplifier and the approximation unit. The reference capacitor and the sensor capacitor respectively couple a first charge amount and a second charge amount to a first input terminal of the operational amplifier to conduct an input voltage. The conversion unit couples a third charge amount to the first input terminal of the operation amplifier or charges/discharges the first input terminal of the operation amplifier until the input voltage approximates the third reference voltage.
    • 电容测量电路包括:选择性地耦合到第一参考电压或第二参考电压的参考电容; 选择性地耦合到所述第一参考电压或所述第二参考电压的传感器电容器; 耦合到参考电容器的运算放大器,传感器电容器和第三参考电压; 耦合到所述运算放大器的近似单元; 以及耦合到运算放大器和近似单元的转换单元。 参考电容器和传感器电容器将第一充电量和第二充电量分别耦合到运算放大器的第一输入端以进行输入电压。 转换单元将第三充电量耦合到运算放大器的第一输入端,或者对运算放大器的第一输入端进行充电/放电,直到输入电压接近第三参考电压。
    • 7. 发明申请
    • TOUCH INPUT DEVICE
    • 触摸输入设备
    • US20120013563A1
    • 2012-01-19
    • US12834961
    • 2010-07-13
    • Shih-Tzung ChouYong-Nien RaoZong-Lin Wu
    • Shih-Tzung ChouYong-Nien RaoZong-Lin Wu
    • G06F3/041
    • G06F3/044G06F3/0418
    • A touch input device is disclosed in this invention. The touch input device includes a touch panel, a selection module and a detection module. The touch panel includes capacitive nodes thereon. The selection module is electrically connected to the capacitive nodes of the touch panel. The selection module is used for selecting at least one capacitive node from the capacitive nodes respectively, in order to form a first capacitive node class and a second capacitive node class which is adjacent to the first capacitive node class. The detection module includes a signal generator for generating a detective pulse signal and a reversal pulse signal with a phase opposite to the detective pulse signal. The detective pulse signal and the reversal pulse signal are respectively imported to the first capacitive node class and the second capacitive node class through the selection module.
    • 在本发明中公开了触摸输入装置。 触摸输入装置包括触摸面板,选择模块和检测模块。 触摸面板包括电容式节点。 选择模块电连接到触摸面板的电容性节点。 选择模块用于分别从电容性节点选择至少一个电容性节点,以形成与第一电容节点类相邻的第一电容节点类和第二电容节点类。 检测模块包括用于产生检测脉冲信号的信号发生器和具有与检测脉冲信号相反的相位的反转脉冲信号。 检测脉冲信号和反转脉冲信号分别通过选择模块导入第一电容节点类和第二电容节点类。
    • 8. 发明申请
    • Capacitance Measurement Circuit and Method Therefor
    • 电容测量电路及其方法
    • US20110074446A1
    • 2011-03-31
    • US12884886
    • 2010-09-17
    • Shih-Tzung ChouYong-Nien RaoYu Kuang
    • Shih-Tzung ChouYong-Nien RaoYu Kuang
    • G01R27/26
    • G01R27/2605G01R17/00G06F3/0418G06F3/044H03K17/962H03K2217/960725
    • A capacitance measurement circuit includes an operation amplifier; a reference capacitor having a first terminal coupled to a first input terminal of the operation amplifier and a second terminal selectively coupled to a first or second reference voltage; a sensor capacitor having a first terminal coupled to a second input terminal of the operation amplifier and a second terminal selectively coupled to the first or second reference voltage; an approximation unit having an output terminal and an input terminal coupled to an output terminal of the operation amplifier; a conversion unit having an output terminal and an input terminal coupled to the output terminal of the approximation unit; and a coupling capacitor having a first terminal coupled to the first or second input terminal of the operation amplifier and a second terminal coupled to the output terminal of the conversion unit.
    • 电容测量电路包括运算放大器; 参考电容器,其具有耦合到所述运算放大器的第一输入端子的第一端子和选择性地耦合到第一或第二参考电压的第二端子; 传感器电容器,其具有耦合到所述运算放大器的第二输入端子的第一端子和选择性地耦合到所述第一或第二参考电压的第二端子; 近似单元,具有输出端和耦合到运算放大器的输出端的输入端; 转换单元,具有输出端和耦合到近似单元的输出端的输入端; 以及耦合电容器,其具有耦合到所述运算放大器的第一或第二输入端的第一端子和耦合到所述转换单元的输出端子的第二端子。
    • 9. 发明申请
    • Timing generator of flat panel display and polarity arrangement control signal generation method therefor
    • 平板显示器及其极性布置控制信号产生方法的定时发生器
    • US20050012733A1
    • 2005-01-20
    • US10799675
    • 2004-03-15
    • Yong-Nien RaoShih-Tzung Chou
    • Yong-Nien RaoShih-Tzung Chou
    • G09G3/20G09G3/36G09G5/00
    • G09G3/3614
    • Disclosed is a timing generator of panel display and polarity arrangement control signal generation method therefor. The timing generator comprises a storage unit for storing a plurality of sets of polarity data and corresponding PAC signals, an operation unit for receiving display data, the sets of polarity data, and a corresponding PAC signal so that the operation unit can perform an inner product operation with respect to the polarity data and the display data for obtaining a sum of coupling voltages, and a comparison unit for comparing the sum of coupling voltages with a predetermined value, and outputting the PAC signal corresponding to the polarity data to a data driver if the sum of coupling voltages is smaller than the predetermined value.
    • 公开了一种面板显示及其极性排列控制信号产生方法的定时发生器。 定时发生器包括:存储单元,用于存储多组极性数据和相应的PAC信号;操作单元,用于接收显示数据,极性数据组以及对应的PAC信号,使得操作单元可以执行内积 关于极性数据和用于获得耦合电压之和的显示数据的操作,以及用于将耦合电压之和与预定值进行比较的比较单元,并将与极性数据相对应的PAC信号输出到数据驱动器,如果 耦合电压的和小于预定值。
    • 10. 发明授权
    • Touch sensing circuit and touch sensing method
    • 触摸感应电路和触摸感应方式
    • US08654089B2
    • 2014-02-18
    • US12849140
    • 2010-08-03
    • Shih-Tzung ChouZong-Lin Wu
    • Shih-Tzung ChouZong-Lin Wu
    • G06F3/041G06F3/045
    • G06F3/044G06F3/0416G06F2203/04104
    • The invention discloses a touch sensing circuit applied to a capacitance touch panel for detecting the position of a sensed object touching the capacitance touch panel. The touch sensing circuit includes a first signal supplying module, a second signal supplying module, a first measurement module, a second measurement module and a processing module. The first signal supplying module inputs signals in turn to first sensing lines arranging along the first direction. The second signal supplying module inputs signals in turn to second sensing lines arranging along the second direction. The first measurement module and the second measurement module are used for measuring the first equivalent capacitances of the first sensing lines and that of the second sensing lines. The processing module is coupled to first measurement module and the second measurement module for determining the position of the sensed object.
    • 本发明公开了一种应用于电容触摸面板的触摸感测电路,用于检测触摸该电容触摸面板的感测对象的位置。 触摸感测电路包括第一信号提供模块,第二信号提供模块,第一测量模块,第二测量模块和处理模块。 第一信号提供模块依次将信号输入沿着第一方向布置的第一感测线。 第二信号提供模块依次将信号输入沿着第二方向布置的第二感测线。 第一测量模块和第二测量模块用于测量第一感测线和第二感测线的第一测量线的第一等效电容。 处理模块耦合到第一测量模块和第二测量模块,用于确定感测对象的位置。