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    • 72. 发明授权
    • Method of driving transistor
    • 驱动晶体管的方法
    • US07646841B2
    • 2010-01-12
    • US11697764
    • 2007-04-09
    • Seung-Hwan MoonNam-Soo KangKyung-Eun LeeBack-Won LeeJi-Hoon Kim
    • Seung-Hwan MoonNam-Soo KangKyung-Eun LeeBack-Won LeeJi-Hoon Kim
    • G11C19/00
    • G09G3/20G09G2310/0267G09G2310/0286G11C19/28
    • A shift register has multiple stages each of which includes a pull-up part to generate a current gate line driving signal having a first state in response to a first control signal and a clock signal, a pull-down part to generate the current gate line driving signal having a second state in response to a second control signal, a pull-up driver to generate the first control signal to control the pull-up part in response to a previous gate line driving signal provided from a previous stage, a following gate line driving signal provided from a following stage, and an input voltage signal externally provided, and a pull-down driver to generate the second control signal to control the pull-down part in response to a third control signal provided from the pull-up driver and the input voltage signal, in which the second control signal swings between first and second voltage levels in association with the input voltage signal that swings between predetermined voltage levels.
    • 移位寄存器具有多个级,其中每一级包括上拉部分,用于响应于第一控制信号和时钟信号产生具有第一状态的电流栅极线驱动信号,产生电流栅极线的下拉部分 响应于第二控制信号具有第二状态的驱动信号;上拉驱动器,用于响应于从先前级提供的先前的栅极线驱动信号产生第一控制信号以控制上拉部分;跟随门 从后级提供的线路驱动信号和外部提供的输入电压信号,以及下拉驱动器,以产生第二控制信号,以响应于从上拉驱动器提供的第三控制信号来控制下拉部分 以及输入电压信号,其中第二控制信号与在预定电压电平之间摆动的输入电压信号相关联的第一和第二电压电平之间摆动。
    • 73. 发明授权
    • Gate drive device for display device and display device having the same
    • 用于显示装置的栅极驱动装置和具有该栅极驱动装置的显示装置
    • US07633481B2
    • 2009-12-15
    • US11341676
    • 2006-01-27
    • Woo-Chul KimJun-Pyo LeeSeung-Hwan MoonSun-Kyu Son
    • Woo-Chul KimJun-Pyo LeeSeung-Hwan MoonSun-Kyu Son
    • G09G3/36
    • G09G3/3677G09G3/3659G09G2300/0439G09G2310/0251
    • A gate drive portion for a display device including multiple pixels having first and second sub-pixels includes a first shift register generating a first output signal in response to a first gate clock signal, a second shift register generating a second output signal in response to a second gate clock signal, a level shifter coupled to the first and second shift registers and amplifying the first and second output signals, and an output buffer coupled to the level shifter and generating first and second gate signals. The first gate signal is generated in synchronization with the first gate clock signal and the second gate signal is generated in synchronization with the second gate clock signal. Accordingly, the charging time of the first and second sub-pixels may be improved by separately driving the odd-numbered and even-numbered sub-pixels and the visibility of the LCD device may also be improved.
    • 用于包括具有第一和第二子像素的多个像素的显示装置的栅极驱动部分包括响应于第一栅极时钟信号产生第一输出信号的第一移位寄存器,响应于第二栅极时钟信号产生第二输出信号的第二移位寄存器 第二门时钟信号,耦合到第一和第二移位寄存器并放大第一和第二输出信号的电平移位器,以及耦合到电平移位器并产生第一和第二门信号的输出缓冲器。 与第一栅极时钟信号同步地生成第一栅极信号,并且与第二栅极时钟信号同步地产生第二栅极信号。 因此,可以通过分开驱动奇数和偶数子像素来提高第一和第二子像素的充电时间,并且还可以提高LCD装置的可视性。
    • 74. 发明授权
    • Liquid crystal display apparatus and method for driving the same
    • 液晶显示装置及其驱动方法
    • US07619603B2
    • 2009-11-17
    • US11300148
    • 2005-12-14
    • Seung-Hwan Moon
    • Seung-Hwan Moon
    • G09G3/36
    • G09G3/3655G09G2300/0876G09G2310/06G09G2320/0204G09G2320/0209
    • A liquid crystal display is provided. The display includes: a data driver for outputting image signals; a gate driver for sequentially outputting scanning signals; a liquid crystal panel including a switching element for controlling the image signal in response to the scanning signal, a liquid crystal capacitor driven by a voltage difference between the image signal and a common electrode voltage, and a storage capacitor for accumulating the charge of image signal when the switching element is on, and applying the accumulated image signal to the liquid crystal capacitor when the switching element is turned off; a distortion detector for detecting the common electrode voltage applied to the liquid crystal capacitor and outputting a common electrode distortion voltage; and an offset voltage generator for outputting an offset voltage to increase a rate of charge of the storage capacitor based on the common electrode distortion voltage.
    • 提供液晶显示器。 显示器包括:用于输出图像信号的数据驱动器; 用于顺序地输出扫描信号的栅极驱动器; 液晶面板,包括用于响应于扫描信号控制图像信号的开关元件,由图像信号和公共电极电压之间的电压差驱动的液晶电容器和用于累积图像信号的电荷的存储电容器 当所述开关元件接通时,并且当所述开关元件断开时将所述累积图像信号施加到所述液晶电容器; 用于检测施加到液晶电容器的公共电极电压并输出公共电极失真电压的失真检测器; 以及偏移电压发生器,用于基于公共电极失真电压输出偏移电压以增加存储电容器的充电速率。
    • 75. 发明授权
    • Amorphous-silicon thin film transistor and shift resister having the same
    • 非晶硅薄膜晶体管和具有相同功能的移位寄存器
    • US07535027B2
    • 2009-05-19
    • US11056259
    • 2005-02-14
    • Seung-Hwan MoonBack-Won Lee
    • Seung-Hwan MoonBack-Won Lee
    • H01L27/15
    • H01L29/78696H01L27/124H01L29/41733H01L29/41775H01L29/66765H01L29/78669
    • An amorphous-silicon thin film transistor and a shift register shift having the amorphous-silicon TFT include a first conductive region, a second conductive region and a third conductive region. The first conductive region is formed on a first plane spaced apart from a substrate by a first distance. The second conductive region is formed on a second plane spaced apart from the substrate by a second distance. The second conductive region includes a body conductive region and two hand conductive regions elongated from both ends of the body conductive region to form an LI-shape. The third conductive region is formed on the second plane. The third conductive region includes an elongated portion. The elongated portion is disposed between the two hand conductive regions of the second conductive region. The amorphous-silicon TFT and the shift register having the amorphous TFT reduce a parasitic capacitance between the gate electrode and drain electrode.
    • 非晶硅薄膜晶体管和具有非晶硅TFT的移位寄存器移位包括第一导电区域,第二导电区域和第三导电区域。 第一导电区域形成在与衬底间隔开第一距离的第一平面上。 第二导电区域形成在与衬底间隔开第二距离的第二平面上。 第二导电区域包括主体导电区域和从主体导电区域的两端延伸的两个手导电区域,以形成LI形状。 第三导电区域形成在第二平面上。 第三导电区域包括细长部分。 细长部分设置在第二导电区域的两个手导电区域之间。 非晶硅TFT和具有非晶硅TFT的移位寄存器减小栅电极和漏电极之间的寄生电容。
    • 79. 发明授权
    • Inverter and liquid crystal display including inverter
    • 逆变器和液晶显示器包括逆变器
    • US07446750B2
    • 2008-11-04
    • US10849946
    • 2004-05-21
    • Seung-Hwan Moon
    • Seung-Hwan Moon
    • G09G3/36
    • H05B41/2822G02F1/133604H05B41/2824Y02B20/186
    • An inverter is provided, which includes: a voltage converter that converts a DC voltage from an external device into an AC voltage to drive at least a lamp and includes a primary coil and first and second secondary coils connected in series; a current sensor that senses at least a current flowing in the first or second secondary coil and generate at least a sensing signal based on the sensed at least a current; a feedback signal generator that generates a feedback signal based on the at least a sensing signal from the current sensor; and a controller that controls the voltage converter based on the feedback signal such that a tube current flowing in the at least a lamp keeps substantially constant.
    • 提供了一种逆变器,其包括:电压转换器,其将来自外部设备的直流电压转换为交流电压以驱动至少一个灯,并且包括初级线圈和串联连接的第一和第二次级线圈; 感测至少在第一或第二次级线圈中流动的电流并且基于所感测的至少一个电流产生至少一个感测信号的电流传感器; 反馈信号发生器,其基于来自所述电流传感器的所述至少一个感测信号产生反馈信号; 以及控制器,其基于所述反馈信号来控制所述电压转换器,使得在所述至少一个灯中流动的管电流保持基本恒定。
    • 80. 发明申请
    • DISPLAY SYSTEM AND METHOD FOR DRIVING THE SAME
    • 显示系统及其驱动方法
    • US20080106542A1
    • 2008-05-08
    • US11934658
    • 2007-11-02
    • Dong-Won PARKMyeong-Su KimSeung-Hwan Moon
    • Dong-Won PARKMyeong-Su KimSeung-Hwan Moon
    • G09G5/00
    • G09G5/008G09G3/36
    • A display apparatus that can conserve power without compromising general display quality is presented. In a display system including a main control apparatus and a display apparatus, the main control apparatus generates an image control signal having an image data, and a main clock signal that changes from a first frequency to a second frequency in response to a change in image mode from a first image mode to a second image mode. The change from the first frequency to the second frequency includes changing through at least one intermediate frequency stage between the first frequency and the second frequency. By maintaining the change of frequency shift small (i.e., less than a predetermined maximum change), operation in emergency mode is avoided even when the frequency shift is sudden. The display apparatus receives the image control signal and the main clock signal to display an image.
    • 提出了一种在不损害一般显示质量的情况下节省功率的显示装置。 在包括主控制装置和显示装置的显示系统中,主控制装置产生具有图像数据的图像控制信号和响应于图像变化从第一频率变化到第二频率的主时钟信号 模式从第一图像模式到第二图像模式。 从第一频率到第二频率的变化包括在第一频率和第二频率之间改变至少一个中频级。 通过保持频移的变化小(即,小于预定的最大变化),即使当频移突然时也避免了紧急模式下的操作。 显示装置接收图像控制信号和主时钟信号以显示图像。