Liquid crystal display and driving method thereof
    1.
    发明申请
    Liquid crystal display and driving method thereof 有权
    液晶显示及其驱动方法

    公开(公告)号:US20090213056A1

    公开(公告)日:2009-08-27

    申请号:US12314921

    申请日:2008-12-18

    IPC分类号: G09G3/36

    摘要: An impulsive driving liquid crystal display and a driving method thereof are provided. The liquid crystal display comprises a liquid crystal display panel on which a plurality of data lines and a plurality of gate lines cross each other; a data driving circuit for supplying a video data voltage and a black voltage to the data lines; and a plurality of gate drive ICs for sequentially supplying a gate pulse, synchronized with the video data voltage during a first period, to adjacent gate lines, and then simultaneously supplying a gate pulse, synchronized with the black voltage during a second period, to the gate lines spaced at intervals of at least one line.

    摘要翻译: 提供了一种脉冲驱动液晶显示器及其驱动方法。 液晶显示器包括:多个数据线和多个栅极线彼此交叉的液晶显示面板; 用于向数据线提供视频数据电压和黑电压的数据驱动电路; 以及多个栅极驱动IC,用于在第一周期期间与视频数据电压同步地提供与相邻栅极线相同的栅极脉冲,然后在第二周期期间同步地将与黑电压同步的栅极脉冲提供给 以至少一行的间隔隔开的栅极线。

    Liquid crystal display and method of driving the same
    2.
    发明授权
    Liquid crystal display and method of driving the same 有权
    液晶显示器及其驱动方法

    公开(公告)号:US08723899B2

    公开(公告)日:2014-05-13

    申请号:US13117987

    申请日:2011-05-27

    IPC分类号: G09G5/10

    摘要: A liquid crystal display and a method of driving the same are disclosed. The liquid crystal display includes a liquid crystal display panel on which data lines and gate lines cross each other, a data driving circuit that converts data of an input image into positive and negative analog data voltages and outputs the data voltages to the data lines, a gate driving circuit sequentially supplying a gate pulse synchronized with the data voltages to the gate lines, and a timing controller that supplies the input image data to the data driving circuit, controls an operation timing of each of the data driving circuit and the gate driving circuit, compares the input image data with a previously stored reference data pattern, and decides whether or not the input image data is the same as the reference data pattern.

    摘要翻译: 公开了一种液晶显示器及其驱动方法。 液晶显示器包括数据线和栅极线彼此交叉的液晶显示面板,将输入图像的数据转换为正和负模拟数据电压并将数据电压输出到数据线的数据驱动电路, 栅极驱动电路将与数据电压同步的栅极脉冲顺序地提供给栅极线,以及将输入图像数据提供给数据驱动电路的定时控制器,控制数据驱动电路和栅极驱动电路中的每一个的操作定时 将输入图像数据与先前存储的参考数据图案进行比较,并且判定输入图像数据是否与参考数据图案相同。

    Liquid crystal display and driving method with black voltage charging
    3.
    发明授权
    Liquid crystal display and driving method with black voltage charging 有权
    液晶显示和黑电压充电的驱动方式

    公开(公告)号:US08456406B2

    公开(公告)日:2013-06-04

    申请号:US12314921

    申请日:2008-12-18

    IPC分类号: G09G3/36

    摘要: An impulsive driving liquid crystal display and a driving method thereof are provided. The liquid crystal display comprises a liquid crystal display panel on which a plurality of data lines and a plurality of gate lines cross each other; a data driving circuit for supplying a video data voltage and a black voltage to the data lines; and a plurality of gate drive ICs for sequentially supplying a gate pulse, synchronized with the video data voltage during a first period, to adjacent gate lines, and then simultaneously supplying a gate pulse, synchronized with the black voltage during a second period, to the gate lines spaced at intervals of at least one line.

    摘要翻译: 提供了一种脉冲驱动液晶显示器及其驱动方法。 液晶显示器包括:多个数据线和多个栅极线彼此交叉的液晶显示面板; 用于向数据线提供视频数据电压和黑电压的数据驱动电路; 以及多个栅极驱动IC,用于在第一周期期间与视频数据电压同步地提供与相邻栅极线相同的栅极脉冲,然后在第二周期期间同步地将与黑电压同步的栅极脉冲提供给 以至少一行的间隔隔开的栅极线。

    Liquid crystal display capable of reducing number of output channels of data driving circuit and preventing degradation of picture quality
    4.
    发明授权
    Liquid crystal display capable of reducing number of output channels of data driving circuit and preventing degradation of picture quality 有权
    液晶显示器能够减少数据驱动电路的输出通道的数量,并防止图像质量下降

    公开(公告)号:US08416232B2

    公开(公告)日:2013-04-09

    申请号:US12558198

    申请日:2009-09-11

    IPC分类号: G06F3/038 G09G5/00 G09G3/36

    摘要: A liquid crystal display is provided. The liquid crystal display includes a liquid crystal display panel, a data driving circuit for converting digital video data into positive/negative data voltages to be supplied to the data lines and adjusting the horizontal polarity inversion cycle of the positive/negative data voltages, and a timing controller for generating the vertical polarity control signal and the horizontal polarity control signal, adding a FRC correction value to input digital video data to supply the input digital video data to the data driving circuit, detecting a predetermined weak pattern from the input digital video data and, when data having the weak pattern is detected, changing either the logic inversion cycle of the vertical polarity control signal or the logic of the horizontal polarity control signal and changing the position of the data to which the FRC correction value is added.

    摘要翻译: 提供液晶显示器。 液晶显示器包括液晶显示面板,数据驱动电路,用于将数字视频数据转换成正/负数据电压以提供给数据线并调节正/负数据电压的水平极性反转周期,以及 定时控制器,用于产生垂直极性控制信号和水平极性控制信号,将FRC校正值添加到输入数字视频数据,以将输入的数字视频数据提供给数据驱动电路,从输入的数字视频数据中检测预定的弱模式 并且当检测到具有弱图案的数据时,改变垂直极性控制信号的逻辑反转周期或水平极性控制信号的逻辑,并改变加上FRC校正值的数据的位置。

    Liquid crystal display and method of controlling dot inversion thereof
    5.
    发明授权
    Liquid crystal display and method of controlling dot inversion thereof 有权
    液晶显示器及其点反转控制方法

    公开(公告)号:US08941574B2

    公开(公告)日:2015-01-27

    申请号:US12844252

    申请日:2010-07-27

    IPC分类号: G09G3/36

    摘要: A liquid crystal display includes: a liquid crystal display panel including a plurality of data lines and a plurality of gate lines crossing each other; a first source drive IC for outputting a data voltage to the data lines and inverting the polarity of the data voltage in response to a first polarity control signal; a second source drive IC for outputting the data voltage to the data lines and inverting the polarity of the data voltage in response to a second polarity control signal; and a timing controller for generating the first and second polarity control signals in the same phase when the source drive ICs output data voltages whose polarity is inverted by horizontal 1-dot inversion and generating the first and second polarity control signals in the opposite phase to each other when the source drive ICs output data voltages whose polarity is inverted by horizontal 2-dot inversion.

    摘要翻译: 液晶显示器包括:液晶显示面板,包括多条数据线和多条彼此交叉的栅极线; 第一源极驱动IC,用于响应于第一极性控制信号,将数据电压输出到数据线并反转数据电压的极性; 第二源极驱动IC,用于响应于第二极性控制信号将数据电压输出到数据线并反转数据电压的极性; 以及定时控制器,用于当源极驱动IC输出极性通过水平1点反转反转的数据电压并且产生与每个相反的相位的第一和第二极性控制信号时,以相同的相位产生第一和第二极性控制信号 另外当源极驱动IC输出极性被水平2点倒置反转的数据电压时。

    LIQUID CRYSTAL DISPLAY AND METHOD OF CONTROLLING DOT INVERSION THEREOF
    6.
    发明申请
    LIQUID CRYSTAL DISPLAY AND METHOD OF CONTROLLING DOT INVERSION THEREOF 有权
    液晶显示器及其控制方法

    公开(公告)号:US20110037760A1

    公开(公告)日:2011-02-17

    申请号:US12830971

    申请日:2010-07-06

    IPC分类号: G09G5/00 G09G3/36

    摘要: A liquid crystal display includes: a liquid crystal display panel including data lines and gate lines crossing each other; a timing controller that maps data of an input image to polarity patterns of 1-dot inversion and 2-dot inversion, counts the number of positive data and the number of negative data, determines whether any one of the positive data and negative data becomes dominant or not based on a difference between the counted numbers, and selects either one of the 1-dot and 2-dot inversions; a data driving circuit that converts the data of the input image into data voltages to be supplied to the data lines and inverts the polarity of the data voltages by the selected dot inversion; and a gate driving circuit that sequentially supplies gate pulses synchronized with the data voltages to the gate lines.

    摘要翻译: 液晶显示器包括:包括彼此交叉的数据线和栅极线的液晶显示面板; 将输入图像的数据映射到1点反转和2点反转的极性图案的定时控制器,对正数据的数量和负数据的数量进行计数,确定正数据和负数据中的任何一个是否为主要 或者不是基于计数的数量之间的差异,并且选择1点和2点反转之一; 数据驱动电路,其将输入图像的数据转换成数据电压以提供给数据线,并通过所选择的点反转使数据电压的极性反转; 以及栅极驱动电路,其向栅极线顺序地提供与数据电压同步的栅极脉冲。

    Liquid crystal display having a function of selecting dot inversion and method of selecting dot inversion thereof
    7.
    发明授权
    Liquid crystal display having a function of selecting dot inversion and method of selecting dot inversion thereof 有权
    具有选择点反转功能的液晶显示器及其点反转方法

    公开(公告)号:US08803780B2

    公开(公告)日:2014-08-12

    申请号:US12830971

    申请日:2010-07-06

    IPC分类号: G09G3/36

    摘要: A liquid crystal display includes: a liquid crystal display panel including data lines and gate lines crossing each other; a timing controller that maps data of an input image to polarity patterns of 1-dot inversion and 2-dot inversion, counts the number of positive data and the number of negative data, determines whether any one of the positive data and negative data becomes dominant or not based on a difference between the counted numbers, and selects either one of the 1-dot and 2-dot inversions; a data driving circuit that converts the data of the input image into data voltages to be supplied to the data lines and inverts the polarity of the data voltages by the selected dot inversion; and a gate driving circuit that sequentially supplies gate pulses synchronized with the data voltages to the gate lines.

    摘要翻译: 液晶显示器包括:包括彼此交叉的数据线和栅极线的液晶显示面板; 将输入图像的数据映射到1点反转和2点反转的极性图案的定时控制器,对正数据的数量和负数据的数量进行计数,确定正数据和负数据中的任何一个是否为主要 或者不是基于计数的数量之间的差异,并且选择1点和2点反转之一; 数据驱动电路,其将输入图像的数据转换成数据电压以提供给数据线,并通过所选择的点反转使数据电压的极性反转; 以及栅极驱动电路,其向栅极线顺序地提供与数据电压同步的栅极脉冲。

    Liquid crystal display and driving method thereof
    8.
    发明授权
    Liquid crystal display and driving method thereof 有权
    液晶显示及其驱动方法

    公开(公告)号:US08026887B2

    公开(公告)日:2011-09-27

    申请号:US12003756

    申请日:2007-12-31

    IPC分类号: G09G3/36

    摘要: A liquid crystal display includes a liquid crystal display panel, a timing controller to generate a dynamic charge share control signal to indicate a time at which the gray level of a data voltage is changed from a white gray level to a black gray level and a time at which the polarity of the data voltage is inverted, and to detect weakness patterns and generate a dot inversion control signal for widening a horizontal polarity inversion time of data voltages when the weakness patterns are input, wherein the liquid crystal display panel includes first and second liquid crystal cell groups whose polarity is inverted every 2 frame periods, and a polarity inversion time of the first liquid crystal cell group and a polarity inversion time of the second liquid crystal cell group overlap.

    摘要翻译: 液晶显示器包括液晶显示面板,定时控制器,用于产生动态电荷共享控制信号,以指示数据电压的灰度级从白色灰度级变为黑色灰度级的时间和时间 数据电压的极性反转,并且检测薄弱图案,并产生点反转控制信号,用于在输入弱图案时加宽数据电压的水平极性反转时间,其中液晶显示面板包括第一和第二 极性每2帧周期反转的液晶单元组和第一液晶单元组的极性反转时间和第二液晶单元组的极性反转时间重叠。