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    • 5. 发明授权
    • Display device
    • 显示设备
    • US08197113B2
    • 2012-06-12
    • US12606126
    • 2009-10-26
    • Se-Ki ParkJoo-Woan ChoSung-Kyu ShimYoung-Keun Lee
    • Se-Ki ParkJoo-Woan ChoSung-Kyu ShimYoung-Keun Lee
    • F21V7/04
    • G02B6/0083G02B6/0086
    • Provided is a display device for an embodiment in which a central axis of a light guide plate (LGP) and a central axis of one or more light sources are matched with each other to maximize efficiency of the light sources, and which has an ultra-slim structure. The display device may include: a display panel which displays an image; an LGP which guides light to the display panel; light sources which are disposed on a side of the LGP and provide light to the LGP; a circuit board which is disposed on a side of the display panel with the light sources mounted on a surface thereof, and driving chips which drive the display panel mounted on an opposite surface thereof; and a frame which houses the LGP and the light sources and on which the circuit board and the display panel are mounted.
    • 提供了一种实施例的显示装置,其中导光板(LGP)的中心轴线和一个或多个光源的中心轴线彼此匹配,以使光源的效率最大化, 苗条结构。 显示装置可以包括:显示图像的显示面板; 将光引导到显示面板的LGP; 光源设置在LGP的一侧并向LGP提供光; 电路板,其布置在显示面板的一侧,其中光源安装在其表面上,驱动芯片驱动安装在其相对表面上的显示面板; 以及容纳LGP和光源并且其上安装有电路板和显示面板的框架。
    • 9. 发明申请
    • Backlight unit assembly, liquid crystal display having the same, and dimming method thereof
    • 背光单元组件,具有相同的液晶显示器及其调光方法
    • US20090243982A1
    • 2009-10-01
    • US12266323
    • 2008-11-06
    • Young-Keun LeeGi-Cheri KimByung-Choon YangJeom-Oh Kim
    • Young-Keun LeeGi-Cheri KimByung-Choon YangJeom-Oh Kim
    • G09G3/36
    • G09G3/3406G09G2320/064G09G2320/0646
    • A backlight unit assembly, a liquid crystal display having the same, and a dimming method thereof are provided. The dimming method for a liquid crystal display includes setting a plurality of lookup tables, each lookup table having different data for adjusting luminance corresponding to a same grayscale, calculating a grayscale average of a whole liquid crystal display panel and grayscale averages of individual liquid crystal display panel blocks with respect to an image signal input to the liquid crystal display panel, selecting one of the plurality of lookup tables in accordance with the whole grayscale average, and calculating the data for obtaining the luminance corresponding to the individual grayscale averages in the selected lookup table, and adjusting and applying power to a light emitting diode assembly using the calculated data. In the case of displaying an image, which is dark on the whole and only a part of which is bright, power is applied with a wider pulse width at the same grayscale, and thus the image can be displayed with a desired luminance to minimize image distortion.
    • 提供背光单元组件,具有该背光单元组件的液晶显示器及其调光方法。 用于液晶显示器的调光方法包括设置多个查找表,每个查找表具有不同的数据,用于调整对应于相同灰度的亮度,计算整个液晶显示面板的灰度平均值和各个液晶显示器的灰度平均值 面板块相对于输入到液晶显示面板的图像信号,根据整个灰度平均选择多个查找表中的一个,并且计算用于获得与所选查询中的各个灰度平均值相对应的亮度的数据 表格,并使用计算的数据调整和向发光二极管组件施加电力。 在显示整体上暗且仅部分亮的图像的情况下,以相同灰度的宽脉冲宽度施加功率,因此可以以期望的亮度显示图像以最小化图像 失真。