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    • 1. 发明授权
    • Liquid crystal display device, and method of driving liquid crystal display device
    • 液晶显示装置及驱动液晶显示装置的方法
    • US08723786B2
    • 2014-05-13
    • US12760284
    • 2010-04-14
    • Takeya TakeuchiWerapong JarupoonpholTomohiko SatoYoshitoshi Kida
    • Takeya TakeuchiWerapong JarupoonpholTomohiko SatoYoshitoshi Kida
    • G09G3/36
    • G09G3/3655G09G3/3614G09G2300/0426G09G2320/0209G09G2330/021
    • The present invention provides a liquid crystal display device including: a pixel array including a plurality of scanning lines arranged in rows, a plurality of signal lines arranged in columns, a plurality of liquid crystal elements arranged in a matrix corresponding to an intersection of each scanning line and each signal line, and a plurality of common connection lines arranged one by one corresponding to the liquid crystal elements of each line; a scanning line drive circuit; a signal line drive circuit; and a common connection line drive circuit electrically separating, from each other, one or a plurality of common connection lines (first common connection lines), and a plurality of common connection lines (second common connection lines), and electrically connecting the plurality of second common connection lines to each other to independently drive the first common connection line and the second connection lines from each other.
    • 本发明提供一种液晶显示装置,包括:像素阵列,包括排列成行的多条扫描线,多列排列的信号线,多个液晶元件排列成与每个扫描的交点相对应的矩阵 线和每个信号线,以及与每行的液晶元件对应地排列的多个公共连接线; 扫描线驱动电路; 信号线驱动电路; 以及公共连接线驱动电路,其将一个或多个公共连接线(第一公共连接线)和多个公共连接线(第二公共连接线)彼此电分离,并且电连接所述多个第二 公共连接线彼此独立地驱动第一公共连接线和第二连接线彼此。
    • 4. 发明授权
    • Liquid crystal display device with common connection line voltage adjusted in a holding period for an improved performance
    • 具有公共连接线电压的液晶显示装置在保持期间进行调整,以提高性能
    • US08466867B2
    • 2013-06-18
    • US12828432
    • 2010-07-01
    • Werapong JarupoonpholTakeya TakeuchiTomohiko Sato
    • Werapong JarupoonpholTakeya TakeuchiTomohiko Sato
    • G09G3/36
    • G09G3/3655G09G3/3614G09G2310/08G09G2320/0247
    • A liquid crystal display device is provided, which may reduce flicker in all display gray levels. The liquid crystal display device includes a scan line drive circuit, a signal line drive circuit and a common connection line drive circuit. The common connection line drive circuit applies a voltage, the voltage having polarity opposite to polarity of the signal line, to a common connection line corresponding to a liquid crystal element as a selection object in a write period for writing into the liquid crystal element as a selection object, and applies one or multiple voltages, each voltage having a value different from a center value between an upper limit value and a lower limit value of voltages applied to the common connection lines in the write period, to the common connection lines in a holding period after writing into the liquid crystal element as a selection object is performed.
    • 提供了一种可以减少所有显示灰度级闪烁的液晶显示装置。 液晶显示装置包括扫描线驱动电路,信号线驱动电路和公共连接线驱动电路。 公共连接线路驱动电路将与极性相反的电压作为选择对象施加到与液晶元件对应的公共连接线上,该写入期间写入液晶元件为 选择对象,并且施加一个或多个电压,每个电压具有不同于在写入周期中施加到公共连接线的电压的上限值和下限值之间的中心值的值到一个或多个电压中的公共连接线 写入作为选择对象的液晶元件之后的保持期间被执行。
    • 5. 发明申请
    • LIQUID CRYSTAL DISPLAY DEVICE
    • 液晶显示装置
    • US20110007060A1
    • 2011-01-13
    • US12828432
    • 2010-07-01
    • Werapong JarupoonpholTakeya TakeuchiTomohiko Sato
    • Werapong JarupoonpholTakeya TakeuchiTomohiko Sato
    • G09G5/00
    • G09G3/3655G09G3/3614G09G2310/08G09G2320/0247
    • A liquid crystal display device is provided, which may reduce flicker in all display gray levels. The liquid crystal display device includes a scan line drive circuit, a signal line drive circuit and a common connection line drive circuit. The common connection line drive circuit applies a voltage, the voltage having polarity opposite to polarity of the signal line, to a common connection line corresponding to a liquid crystal element as a selection object in a write period for writing into the liquid crystal element as a selection object, and applies one or multiple voltages, each voltage having a value different from a center value between an upper limit value and a lower limit value of voltages applied to the common connection lines in the write period, to the common connection lines in a holding period after writing into the liquid crystal element as a selection object is performed.
    • 提供了一种可以减少所有显示灰度级闪烁的液晶显示装置。 液晶显示装置包括扫描线驱动电路,信号线驱动电路和公共连接线驱动电路。 公共连接线路驱动电路将与极性相反的电压作为选择对象施加到与液晶元件对应的公共连接线上,该写入期间写入液晶元件为 选择对象,并且施加一个或多个电压,每个电压具有不同于在写入周期中施加到公共连接线的电压的上限值和下限值之间的中心值的值到一个或多个电压中的公共连接线 写入作为选择对象的液晶元件之后的保持期间被执行。
    • 8. 发明授权
    • Touch sensor, display and electronic unit
    • 触摸传感器,显示屏和电子单元
    • US08334851B2
    • 2012-12-18
    • US12793464
    • 2010-06-03
    • Tsutomu HaradaKouji NoguchiYoshitoshi KidaKoji IshizakiTakeya TakeuchiTakayuki Nakanishi
    • Tsutomu HaradaKouji NoguchiYoshitoshi KidaKoji IshizakiTakeya TakeuchiTakayuki Nakanishi
    • G06F3/041G06F3/045
    • G06F3/044G02F1/13338
    • A display includes: display pixel electrodes; common electrodes; a display layer; a display control circuit; touch detection electrodes; and a touch detection circuit detecting an external proximity object based on a detection signal obtained from the touch detection electrodes with use of a common drive voltage for display applied to the common electrode as a touch sensor drive signal. The touch detection circuit includes: a first filter allowing a fundamental detection signal, contained in the detection signal and having a frequency same as a fundamental frequency of the touch sensor drive signal, to pass therethrough, a plurality of second filters separately allowing two or more harmonic detection signals, contained in the detection signal and having frequencies same as respective harmonic frequencies of the touch sensor drive signal, to pass therethrough, and a detection section performing a detection operation based on the fundamental detection signal and the harmonic detection signals.
    • 显示器包括:显示像素电极; 公共电极 显示层; 显示控制电路; 触摸检测电极; 以及触摸检测电路,其基于从所述触摸检测电极获得的检测信号,利用施加到所述公共电极的公共驱动电压作为触摸传感器驱动信号来检测外部接近物体。 触摸检测电路包括:允许包含在检测信号中并且具有与触摸传感器驱动信号的基频相同的频率的基本检测信号的第一滤波器,分别允许两个或更多个的多个第二滤波器 包含在检测信号中并且具有与触摸传感器驱动信号的各个谐波频率相同的频率的谐波检测信号,以及检测部分,其基于基本检测信号和谐波检测信号执行检测操作。
    • 10. 发明申请
    • PRE-CHARGE SYSTEM FOR ON GLASS LCD DRIVING CIRCUIT
    • 玻璃液晶驱动电路预充电系统
    • US20090174698A1
    • 2009-07-09
    • US12348234
    • 2009-01-02
    • Yoshitoshi KIDAJarupoonphol WERAPONGDaisuke ITOTakeya Takeuchi
    • Yoshitoshi KIDAJarupoonphol WERAPONGDaisuke ITOTakeya Takeuchi
    • G06F3/038G09G3/36
    • G09G3/3688G09G3/3648G09G3/3655G09G2310/0251G09G2320/0233G09G2320/0242G09G2320/0252G09G2320/041
    • A driving circuit and a method of driving a liquid crystal display having an array of liquid crystal cells connected to a common line, a plurality of gate lines and a plurality of signal lines, each gate line being arranged to selectively enable a respective set of the liquid crystal cells such that signal lines connected to respective liquid crystal cells of a set can be used to charge respective liquid crystal cells of that set when that set is enabled by the respective gate line. The common line is driven with a common signal having selectively one of a first level and a second level. The gate lines are driven so as to selectively enable the respective sets of liquid crystal cells. Liquid crystal cells are charged with video signal levels varying between a minimum level and a maximum level wherein, when the common signal has the first level, the minimum level is the first level and the maximum level is the second level and, when the common signal has the second level, the minimum level is the second level and the maximum level is the first level. At least some of the signal lines are selectively driven with the maximum level and the voltage on the at least some of the signal lines is monitored such that driving of the at least some of the signal lines with the maximum level ceases when the monitored voltage reaches a predetermined target value intermediate the minimum level and the maximum level. A control circuit is configured to pre-charge liquid crystal cells prior to charging those liquid crystal cells according to the video signal levels by driving those liquid crystal cells with the maximum level until the monitored voltage reaches the predetermined target value.
    • 驱动电路和驱动液晶显示器的方法,液晶显示器具有连接到公共线,多条栅极线和多条信号线的液晶单元阵列,每条栅极线被布置成选择性地使能相应的一组 液晶单元,使得连接到一组的各个液晶单元的信号线可以用于对该组的各个液晶单元进行充电,当该组由相应的栅极线使能时。 公共线由具有第一电平和第二电平的选择性的一个的公共信号驱动。 栅极线被驱动以选择性地使能各组液晶单元。 液晶单元被充有在最小电平和最大电平之间变化的视频信号电平,其中当公共信号具有第一电平时,最小电平是第一电平,最大电平是第二电平,并且当公共信号 具有第二级,最低级别为第二级,最高级别为第一级。 至少一些信号线被选择性地以最大电平驱动,并且监视至少一些信号线上的电压,使得当所监视的电压到达时,具有最大电平的至少一些信号线的驱动停止 在最小水平和最大水平之间的预定目标值。 控制电路被配置为在通过以最大电平驱动这些液晶单元之前,根据视频信号电平对这些液晶单元充电之前对液晶单元进行预充电,直到监视电压达到预定目标值。