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    • 1. 发明授权
    • Display device compensating clock signal with temperature
    • 显示设备用温度补偿时钟信号
    • US09361845B2
    • 2016-06-07
    • US11060797
    • 2005-02-18
    • Seoung-Bum PyounSeung-Hwan Moon
    • Seoung-Bum PyounSeung-Hwan Moon
    • G09G3/36
    • G09G3/3677G09G3/3688G09G2300/0426G09G2310/02G09G2310/0202G09G2310/0278G09G2320/0204G09G2320/041
    • A display device for improving display quality includes a pulse compensator, a gate driver, a source driver and a display panel. The pulse compensator generates a clock signal of which amplitude decreases when peripheral temperature increases and increases when peripheral temperature decreases. The gate driver outputs a gate driving signal to the display panel based on the clock signal, wherein an amplitude of the gate driving signal decreases when the peripheral temperature increases and the amplitude of the gate driving signal increases when the peripheral temperature decreases. The source driver provides a gray-scale voltage based on gray-scale data, and the display panel displays an image corresponding to the gray-scale voltage in response to the gate driving signal. Therefore, the deterioration in the drive capability of the gate driver depending on the peripheral temperature may be prevented and display quality of the display device may be improved.
    • 用于提高显示质量的显示装置包括脉冲补偿器,栅极驱动器,源极驱动器和显示面板。 当周围温度升高时,脉冲补偿器产生振幅降低的时钟信号,当周围温度降低时,脉冲补偿器增加。 栅极驱动器基于时钟信号向显示面板输出栅极驱动信号,其中当外围温度升高时,栅极驱动信号的幅度降低,并且当周边温度降低时栅极驱动信号的幅度增加。 源极驱动器基于灰度数据提供灰度电压,并且显示面板响应于栅极驱动信号而显示对应于灰度电压的图像。 因此,可以防止栅极驱动器根据周围温度的驱动能力的劣化,并且可以提高显示装置的显示质量。
    • 2. 发明申请
    • Pulse compensator, display device and method of driving the display device
    • 脉冲补偿器,显示装置和驱动显示装置的方法
    • US20050184946A1
    • 2005-08-25
    • US11060797
    • 2005-02-18
    • Seoung-Bum PyounSeung-Hwan Moon
    • Seoung-Bum PyounSeung-Hwan Moon
    • G02F1/133G09G3/20G09G3/36
    • G09G3/3677G09G3/3688G09G2300/0426G09G2310/02G09G2310/0202G09G2310/0278G09G2320/0204G09G2320/041
    • A display device for improving display quality includes a pulse compensator, a gate driver, a source driver and a display panel. The pulse compensator generates a clock signal of which amplitude decreases when peripheral temperature increases and increases when peripheral temperature decreases. The gate driver outputs a gate driving signal to the display panel based on the clock signal, wherein an amplitude of the gate driving signal decreases when the peripheral temperature increases and the amplitude of the gate driving signal increases when the peripheral temperature decreases. The source driver provides a gray-scale voltage based on gray-scale data, and the display panel displays an image corresponding to the gray-scale voltage in response to the gate driving signal. Therefore, the deterioration in the drive capability of the gate driver depending on the peripheral temperature may be prevented and display quality of the display device may be improved.
    • 用于提高显示质量的显示装置包括脉冲补偿器,栅极驱动器,源极驱动器和显示面板。 当周围温度升高时,脉冲补偿器产生振幅降低的时钟信号,当周围温度降低时,脉冲补偿器增加。 栅极驱动器基于时钟信号向显示面板输出栅极驱动信号,其中当外围温度升高时,栅极驱动信号的幅度降低,并且当周边温度降低时栅极驱动信号的幅度增加。 源极驱动器基于灰度数据提供灰度电压,并且显示面板响应于栅极驱动信号而显示对应于灰度电压的图像。 因此,可以防止栅极驱动器根据周围温度的驱动能力的劣化,并且可以提高显示装置的显示质量。
    • 4. 发明授权
    • Method of driving display panel and display apparatus for performing the same
    • 驱动显示面板的方法和执行该显示面板的显示装置
    • US08542180B2
    • 2013-09-24
    • US13217037
    • 2011-08-24
    • Hye-Kwang ParkSang-Heon ParkSeung-Hwan Moon
    • Hye-Kwang ParkSang-Heon ParkSeung-Hwan Moon
    • G09G3/36
    • G09G3/3696G09G3/3648G09G2310/067G09G2330/027
    • A method of driving a display panel includes generating a gate on voltage, a first gate off voltage and a second gate off voltage. A clock signal is generated based upon the gate on voltage and the second gate off voltage. A first panel gate off voltage substantially the same as the first gate off voltage and a second panel gate off voltage substantially the same as the second gate off voltage are generated in a first operating mode. A first panel gate off voltage greater than the first gate off voltage and a second panel gate off voltage greater than the second gate off voltage are generated in a second operating mode. A gate signal is generated based upon the clock signal and the first and second panel gate off voltages to a gate line of the display panel.
    • 驱动显示面板的方法包括产生栅极导通电压,第一栅极截止电压和第二栅极截止电压。 基于栅极导通电压和第二栅极截止电压产生时钟信号。 在第一操作模式中产生与第一栅极截止电压基本相同的第一面板栅极截止电压和基本上与第二栅极截止电压基本相同的第二面板栅极截止电压。 在第二操作模式中产生大于第一栅极截止电压的第一面板栅极截止电压和大于第二栅极截止电压的第二面板栅极截止电压。 基于时钟信号和对显示面板的栅极线的第一和第二面板栅极截止电压产生栅极信号。
    • 6. 发明授权
    • Display driving device and method and liquid crystal display apparatus having the same
    • 显示驱动装置和方法以及具有该驱动装置和方法的液晶显示装置
    • US08274460B2
    • 2012-09-25
    • US12115937
    • 2008-05-06
    • Seung-Hwan Moon
    • Seung-Hwan Moon
    • G09G3/36
    • G09G3/3696G02F1/136286G09G3/3614G09G3/3648G09G3/3677G09G3/3688G09G2300/0408G09G2300/0426G09G2300/08G09G2310/0205G09G2310/0251G09G2310/0281G09G2310/0297
    • A liquid crystal display apparatus includes a liquid crystal panel assembly having pixels arranged in a matrix form, which have a first group of pixels and a second group of pixels, gate lines having a first group of gate lines and a second group of gate lines that are connected with the first group of pixels and the second group of pixels, respectively, and data lines each of which is connected with one of the first group of pixels and one of the second group of pixels in every row of the matrix form. The liquid crystal display apparatus also includes a signal controller that receives input image signals and generates two groups of image data, a data driver that receives the two groups of image data and provides data voltages corresponding to the image data to the data lines, and a gate driving unit including a first gate driver that provides first gate-on signals to the first group of gate lines and a second gate driver that provides second gate-on signals to the second group of gate lines.
    • 液晶显示装置包括具有以矩阵形式布置的像素的液晶面板组件,其具有第一组像素和第二组像素,具有第一组栅极线的栅极线和第二组栅极线, 分别与第一组像素和第二组像素连接,并且每个数据线与矩阵形式的每行中的第一组像素和第二组像素中的一个连接。 液晶显示装置还包括接收输入图像信号并生成两组图像数据的信号控制器,接收两组图像数据并将对应于图像数据的数据电压提供给数据线的数据驱动器,以及 门驱动单元,包括向第一组栅极线提供第一栅极导通信号的第一栅极驱动器和向第二组栅极线提供第二栅极导通信号的第二栅极驱动器。
    • 7. 发明申请
    • DISPLAY DEVICE
    • 显示设备
    • US20110254882A1
    • 2011-10-20
    • US13173687
    • 2011-06-30
    • Seung-Hwan MoonNam-Soo KangSu-Hyun Kwon
    • Seung-Hwan MoonNam-Soo KangSu-Hyun Kwon
    • G09G5/10
    • G09G3/3688G09G2300/0426G09G2310/0218G09G2310/0248G09G2310/027G09G2330/023G09G2370/08
    • A display device with reduced power consumption has pixels coupled with data lines and arranged in a matrix, a signal controller processing input image signals and outputting output image signals, and a data driver applying data voltages, corresponding to output image signals, to the data lines. When all the input image signals have either a first or second value, the output image signals have the first value. The signal controller generates a polarity signal for determining data voltage polarity, and when all the input image signals have either a first or second value, data voltages corresponding to the input image signals have a polarity equivalent to a polarity of previously applied data voltages. The signal controller generates a control signal for controlling the data driver's clock synchronization circuit, and the control signal halts the clock synchronization circuit when an operating frequency is lower than a predetermined value.
    • 具有降低的功耗的显示装置具有与数据线耦合并且以矩阵形式布置的像素,信号控制器处理输入图像信号并输出​​输出图像信号,以及数据驱动器,将对应于输出图像信号的数据电压施加到数据线 。 当所有输入图像信号具有第一或第二值时,输出图像信号具有第一值。 信号控制器产生用于确定数据电压极性的极性信号,并且当所有输入图像信号都具有第一或第二值时,对应于输入图像信号的数据电压具有与先前施加的数据电压的极性相等的极性。 信号控制器产生用于控制数据驱动器的时钟同步电路的控制信号,并且当工作频率低于预定值时,控制信号停止时钟同步电路。
    • 10. 发明申请
    • AMORPHOUS-SILICON THIN FILM TRANSISTOR AND SHIFT RESISTER HAVING THE SAME
    • 非晶硅薄膜晶体管及其相同的电阻
    • US20090109162A1
    • 2009-04-30
    • US12274691
    • 2008-11-20
    • Seung-Hwan MoonBack-Won Lee
    • Seung-Hwan MoonBack-Won Lee
    • G09G3/36
    • H01L29/78696H01L27/124H01L29/41733H01L29/41775H01L29/66765H01L29/78669
    • An amorphous-silicon thin film transistor and a shift resister shift resister 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 U-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 resister having the amorphous TFT reduce a parasitic capacitance between the gate electrode and drain electrode.
    • 具有非晶硅TFT的非晶硅薄膜晶体管和移相寄存器包括第一导电区域,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U形。 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。 具有非晶硅的非晶硅TFT和移位寄存器减小了栅电极和漏电极之间的寄生电容。