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    • 2. 发明申请
    • Liquid crystal display and method for driving the same
    • 液晶显示器及其驱动方法
    • US20070268231A1
    • 2007-11-22
    • US11798585
    • 2007-05-15
    • Byung Koo KangEui Tae Kim
    • Byung Koo KangEui Tae Kim
    • G09G3/36
    • G09G3/3648G09G2310/0205G09G2310/0235G09G2310/0251
    • A method for driving a liquid crystal display (LCD) in which a single frame is divided into a plurality of sub-frames includes applying a first scan pulse signal and a second scan pulse signal to each gate line for each sub-frame, applying a first data signal to a data line by replying to the first scan pulse signal, applying a second data signal to the data line by replying to the second scan pulse signal, and switching on different light sources at each sub-frame, wherein the first and second scan pulse signals are simultaneously applied to different gate lines. Therefore, the LCD can transmit two scan pulse signals to a single gate line, thereby doubling a driving time of each gate line.
    • 一种用于驱动单帧被分成多个子帧的液晶显示器(LCD)的方法包括:对每个子帧对每个栅极线施加第一扫描脉冲信号和第二扫描脉冲信号, 通过回复第一扫描脉冲信号将第一数据信号传送到数据线,通过回复第二扫描脉冲信号将第二数据信号施加到数据线,并且在每个子帧处接通不同的光源,其中第一和 第二扫描脉冲信号同时施加到不同的栅极线。 因此,LCD可以将两个扫描脉冲信号发送到单个栅极线,从而将每个栅极线的驱动时间加倍。
    • 5. 发明申请
    • Digital gamma correction system and method
    • 数字伽马校正系统及方法
    • US20090231256A1
    • 2009-09-17
    • US12314923
    • 2008-12-18
    • Eui Tae Kim
    • Eui Tae Kim
    • G09G3/36
    • G09G3/3648G09G2320/0276G09G2360/147
    • A digital gamma correction system for detecting a brightness of a liquid crystal panel, and correcting a gamma voltage, based on the detected brightness, includes an offset setter for setting the number of detection gray levels and a first detection area, for the detection of the brightness of the liquid crystal panel, a plurality of brightness detectors for detecting brightness values output from the first detection area for the detection gray levels, a controller for processing the brightness values detected by the brightness detectors, a non-linear interpolation data processor for processing a brightness value supplied from the controller, thereby generating non-linear interpolation data as a brightness variation rate according to the gray levels, a brightness corrector for generating gamma correction data for brightness values obtained by interpolating brightness values detected in a second detection area of another liquid crystal panel for a second number of detection gray levels, based on the non-linear interpolation data, and a memory for storing the gamma correction data generated from the brightness corrector.
    • 用于检测液晶面板的亮度并基于检测到的亮度校正伽马电压的数字伽马校正系统包括用于设置检测灰度级数的偏移设定器和第一检测区域,用于检测 液晶面板的亮度,用于检测从第一检测区域输出的用于检测灰度级的亮度值的多个亮度检测器,用于处理由亮度检测器检测的亮度值的控制器,用于处理的非线性内插数据处理器 从控制器提供的亮度值,从而根据灰度级产生作为亮度变化率的非线性内插数据;亮度校正器,用于产生通过内插在另一个的第二检测区域中检测到的亮度值获得的亮度值的伽马校正数据 液晶面板为第二数量的检测灰度级, 基于非线性内插数据,以及存储器,用于存储从亮度校正器生成的伽马校正数据。
    • 6. 发明授权
    • Digital gamma correction system and method
    • US08542256B2
    • 2013-09-24
    • US12314923
    • 2008-12-18
    • Eui Tae Kim
    • Eui Tae Kim
    • G09G5/10
    • G09G3/3648G09G2320/0276G09G2360/147
    • A digital gamma correction system for detecting a brightness of a liquid crystal panel, and correcting a gamma voltage, based on the detected brightness, includes an offset setter for setting the number of detection gray levels and a first detection area, for the detection of the brightness of the liquid crystal panel, a plurality of brightness detectors for detecting brightness values output from the first detection area for the detection gray levels, a controller for processing the brightness values detected by the brightness detectors, a non-linear interpolation data processor for processing a brightness value supplied from the controller, thereby generating non-linear interpolation data as a brightness variation rate according to the gray levels, a brightness corrector for generating gamma correction data for brightness values obtained by interpolating brightness values detected in a second detection area of another liquid crystal panel for a second number of detection gray levels, based on the non-linear interpolation data, and a memory for storing the gamma correction data generated from the brightness corrector.