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    • 3. 发明授权
    • Driving circuit of a liquid crystal display device
    • 液晶显示装置的驱动电路
    • US06731259B2
    • 2004-05-04
    • US10029196
    • 2001-12-28
    • Jung Taeck YerSin Ho KangJong Dae Kim
    • Jung Taeck YerSin Ho KangJong Dae Kim
    • G09G336
    • G09G3/3696G09G2320/0673G09G2360/144
    • A driving circuit of an LCD device compensates a gamma voltage according to a peripheral environment so that exact picture images can be displayed. The driving circuit of the LCD device includes a memory dividing the peripheral environment into a plurality of modes and storing information of each mode, an environment sensor sensing variation of the peripheral environment, a controller selecting information of a mode corresponding to the resultant value sensed by the environment sensor, a digital variable resistor adjusting a resistance value to correspond to mode information selected by the controller, and a gamma voltage outputting unit outputting a plurality of gamma voltages corresponding to the adjusted resistance value.
    • LCD装置的驱动电路根据外围环境补偿伽马电压,从而可以显示精确的图像图像。 LCD装置的驱动电路包括将外围环境分解为多种模式并存储每种模式的信息的存储器,感测周边环境的变化的环境传感器,控制器选择与由 环境传感器,调整与由控制器选择的模式信息相对应的电阻值的数字可变电阻器;以及伽马电压输出单元,输出对应于调整后的电阻值的多个伽马电压。
    • 6. 发明授权
    • Apparatus and method data-driving for liquid crystal display device
    • 液晶显示装置的装置和方法数据驱动
    • US07030844B2
    • 2006-04-18
    • US10422963
    • 2003-04-25
    • Sin Ho KangSeung Kuk Ahn
    • Sin Ho KangSeung Kuk Ahn
    • G09G3/36
    • G09G3/3688G09G3/3614G09G2310/027G09G2310/0297
    • An apparatus and method for data-driving a liquid crystal display device is disclosed in the present invention. The data-driving apparatus for a liquid crystal display device includes a first multiplexer array performing a time-division on inputted pixel data, alternately changing a supplying sequence of the time-divided pixel data for one horizontal period and one frame, and supplying the time-divided pixel data, a second multiplexer array alternately changing output channels of the pixel data for at least two horizontal periods, a digital-to-analog converter array converting the pixel data into analog pixel signals having a polarity opposite to the pixel data of adjacent channels, a third multiplexer array alternately changing output channels of the pixel signals for each at least two horizontal periods, and a demultiplexer array performing a time-division on data lines, alternately changing a supplying sequence of the pixel signals for at least one horizontal period and one frame, and supplying the pixel signals to the time-divided data lines.
    • 在本发明中公开了一种数据驱动液晶显示装置的装置和方法。 液晶显示装置的数据驱动装置包括对输入的像素数据进行时分的第一多路复用器阵列,交替地改变一个水平周期和一帧的时分像素数据的供给顺序,并且提供时间 分割像素数据,第二多路复用器阵列交替地改变至少两个水平周期的像素数据的输出通道;数模转换器阵列,将像素数据转换成模拟像素信号,其具有与相邻像素数据的极性相反的极性 通道,对于每个至少两个水平周期交替地改变像素信号的输出通道的第三多路复用器阵列和在数据线上执行时分的解复用器阵列,交替地改变至少一个水平周期的像素信号的提供序列 和一帧,并且将像素信号提供给时分数据线。
    • 8. 发明授权
    • Liquid crystal display and driving method thereof
    • 液晶显示及其驱动方法
    • US08031153B2
    • 2011-10-04
    • US11895744
    • 2007-08-27
    • Sin Ho KangJin Cheol HongTae Hun KimMan Gyu ParkSeung Cheol OSu Hyuk Jang
    • Sin Ho KangJin Cheol HongTae Hun KimMan Gyu ParkSeung Cheol OSu Hyuk Jang
    • G09G3/36
    • G09G3/3648G09G3/3614G09G3/3688G09G2310/02
    • A liquid crystal display for changing a supply sequence of a scanning pulse with which a plurality of gate lines are supplied to realize a one dot inversion, and a driving method thereof are disclosed.In the liquid crystal display, a liquid crystal display panel has a plurality of data lines and a plurality of gate lines, which are crossed each other, and pixels, which are defined by the lines. A gate driver supplies scanning pulses to the gate lines, and changes a supply sequence of the scanning pulses for each frame. A data driver converts digital video data into data voltages and periodically inverts a polarity of the data voltages to supply the data voltages in accordance with a supply sequence of the scanning pulses. And a timing controller supplies the digital video data to the data driver, and controls the data driver and the gate driver, and wherein a polarity of data voltages, which are supplied to the liquid crystal display panel, is inverted for each liquid crystal cell and a polarity of a data voltage which is outputted from the data driver, is inverted for every two to four horizontal periods.
    • 公开了一种用于改变提供多条栅极线以提供一个点反转的扫描脉冲的供应顺序的液晶显示器及其驱动方法。 在液晶显示器中,液晶显示面板具有彼此交叉的多条数据线和多条栅极线以及由线限定的像素。 栅极驱动器向栅极线提供扫描脉冲,并且改变每个帧的扫描脉冲的供应序列。 数据驱动器将数字视频数据转换为数据电压,并周期性地反转数据电压的极性,以根据扫描脉冲的供应顺序提供数据电压。 并且,时序控制器将数字视频数据提供给数据驱动器,并且控制数据驱动器和栅极驱动器,并且其中提供给液晶显示面板的数据电压的极性针对每个液晶单元反转,并且 从数据驱动器输出的数据电压的极性每两到四个水平周期反转。