Liquid crystal display having a gate voltage generator for varying gate on/off voltage according to change in temperature
    1.
    发明授权
    Liquid crystal display having a gate voltage generator for varying gate on/off voltage according to change in temperature 有权
    具有栅极电压发生器的液晶显示器,用于根据温度变化改变栅极导通/截止电压

    公开(公告)号:US08289256B2

    公开(公告)日:2012-10-16

    申请号:US12548701

    申请日:2009-08-27

    IPC分类号: G09G3/36

    摘要: A liquid crystal display (LCD) includes: a gate-off voltage generator including a temperature compensation unit which includes a constant voltage output device and a temperature-sensing device and outputting a gate-off voltage whose level varies according to a change in ambient temperature; a clock generator receiving a gate-on voltage and the gate-off voltage and outputting a first clock signal and a second clock signal; a gate driver receiving the first clock signal and the second clock signal and outputting gate signals; and a plurality of pixels turned on or off in response to the gate signals and thus displaying images, wherein the constant voltage output device outputs a constant voltage whose value is determined by a voltage difference between a reference terminal and an input terminal of the constant voltage output device, and the temperature-sensing device provides an input voltage whose value varies according to the change in the ambient temperature, wherein the voltage difference between the reference terminal and the input terminal of the constant voltage output device does not substantially vary according to the ambient temperature.

    摘要翻译: 液晶显示器(LCD)包括:栅极截止电压发生器,包括温度补偿单元,其包括恒压输出装置和温度感测装置,并输出其电平根据环境温度变化而变化的栅极截止电压 ; 接收栅极导通电压和栅极截止电压并输出第一时钟信号和第二时钟信号的时钟发生器; 接收第一时钟信号和第二时钟信号并输出​​门信号的栅极驱动器; 并且多个像素响应于门信号而导通或截止,从而显示图像,其中恒压输出装置输出其值由恒定电压的参考端和输入端之间的电压差确定的恒定电压 输出装置,并且温度感测装置提供其值根据环境温度的变化而变化的输入电压,其中恒定电压输出装置的参考端子和输入端子之间的电压差基本上不会根据 环境温度。

    Liquid crystal display having a gate voltage generator for varying gate on/off voltage according to change in temperature
    2.
    发明授权
    Liquid crystal display having a gate voltage generator for varying gate on/off voltage according to change in temperature 有权
    具有栅极电压发生器的液晶显示器,用于根据温度变化改变栅极导通/截止电压

    公开(公告)号:US08736540B2

    公开(公告)日:2014-05-27

    申请号:US13608219

    申请日:2012-09-10

    IPC分类号: G09G3/36

    摘要: A liquid crystal display (LCD) includes: a gate-off voltage generator including a temperature compensation unit which comprises a constant voltage output device and which outputs a gate-off voltage having a level which varies based on a change in ambient temperature; a clock generator outputting a first clock signal and a second clock signal; a gate driver outputting gate signals; and a plurality of pixels which turn on or off based on the gate signals, wherein the constant voltage output device outputs a temperature variable voltage having a value based on a voltage difference between a reference terminal of the constant voltage output device and an input terminal of the constant voltage output device, and a voltage difference between the reference terminal and the input terminal of the constant voltage output device varies based on the change in the ambient temperature.

    摘要翻译: 液晶显示器(LCD)包括:栅极截止电压发生器,包括温度补偿单元,该温度补偿单元包括恒压输出装置,并输出具有基于环境温度变化而变化的电平的栅极截止电压; 输出第一时钟信号和第二时钟信号的时钟发生器; 输出门信号的栅极驱动器; 以及基于所述栅极信号导通或截止的多个像素,其中所述恒定电压输出装置输出具有基于所述恒定电压输出装置的基准端子和所述恒定电压输出装置的基准端子之间的电压差的值的温度可变电压, 恒压输出装置以及恒压输出装置的基准端子与输入端子之间的电压差根据环境温度的变化而变化。