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    • 2. 发明申请
    • Display and control method thereof
    • 显示及控制方法
    • US20050156868A1
    • 2005-07-21
    • US11017109
    • 2004-12-21
    • Kil-soo ParkKyung-sun Min
    • Kil-soo ParkKyung-sun Min
    • H04N5/57G09G3/36
    • H04N5/57G02F1/1336G02F2001/133601G09G3/3406G09G3/3611G09G2320/062G09G2320/0646G09G2320/066G09G2360/16H04N21/4318H04N21/44008
    • A display including: an LCD panel to display an inputted video signal from the outside; a middle level controller to increase a middle brightness signal level of the inputted video signal; a contrast controller to control a contrast of a video signal outputted from the middle level controller; a brightness mean calculating part to calculate a brightness mean of a video signal from one of the middle level controller and the contrast controller; and a controller controlling the contrast controller to control the contrast according to a result calculated by the brightness mean calculating part and a control method thereof. Thus, the contrast is controlled according to the brightness mean of one of the video signal having the controlled contrast and the video signal having the increased middle brightness signal level, which enables displaying an optimal image.
    • 一种显示器,包括:用于从外部显示输入的视频信号的LCD面板; 中间电平控制器,用于增加所输入的视频信号的中间亮度信号电平; 对比度控制器,用于控制从中间级控制器输出的视频信号的对比度; 亮度平均计算部分,用于计算来自中级控制器和对比度控制器之一的视频信号的亮度平均值; 以及控制器,根据由亮度平均值计算部分计算的结果及其控制方法,控制对比度控制器来控制对比度。 因此,根据具有受控对比度的视频信号之一和具有增加的中间亮度信号电平的视频信号的亮度平均值来控制对比度,这使得能够显示最佳图像。