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    • 1. 发明授权
    • Dynamic color gamut of LED backlight
    • LED背光源的动态色域
    • US07911442B2
    • 2011-03-22
    • US11845419
    • 2007-08-27
    • Te-Mei WangChih-Kuang ChenShen-Hong ChouHsin-Wu Lin
    • Te-Mei WangChih-Kuang ChenShen-Hong ChouHsin-Wu Lin
    • G09G3/36
    • G09G3/3413G09G3/3426G09G3/3611G09G2320/0626G09G2320/0666G09G2330/021G09G2340/0407G09G2360/16
    • A backlight unit usable in an LCD for dynamically expanding color gamut of the LCD. In one embodiment, the backlight unit has a plurality of light emitting elements, and a control unit electrically coupled with the plurality of light emitting elements for controlling intensity of light emitting from each of the plurality of light emitting elements in response to a frame of image data applied to the plurality of pixels, wherein the control unit is configured such that when the frame of image data applied to the plurality of pixels is in a red color, a green color, or a blue color, the intensity of light from the red color, the green color, or the blue color emitting from each of the plurality of light emitting elements is adjusted to its corresponding maximal value so as to expand the red, the green, or the blue area of the color gamut of the LCD panel accordingly.
    • 可用于LCD的背光单元,用于动态扩展LCD的色域。 在一个实施例中,背光单元具有多个发光元件,以及与多个发光元件电耦合的控制单元,用于响应于图像帧来控制从多个发光元件中的每一个发出的光的强度 数据应用于所述多个像素,其中所述控制单元被配置为使得当施加到所述多个像素的图像数据的帧为红色,绿色或蓝色时,来自红色的光的强度 将从多个发光元件中的每一个发射的颜色,绿色或蓝色调整到其对应的最大值,以便相应地扩大LCD面板的色域的红色,绿色或蓝色区域 。
    • 10. 发明授权
    • Illuminant system using high color temperature light emitting diode and manufacture method thereof
    • 使用高色温发光二极管的照明系统及其制造方法
    • US08109650B2
    • 2012-02-07
    • US12469340
    • 2009-05-20
    • Ya-Hsien ChangHsin-Wu Lin
    • Ya-Hsien ChangHsin-Wu Lin
    • F21V9/00
    • G02F1/133603G02F1/133609
    • A light emitting diode (LED) illuminant system, a manufacture method thereof, and a backlight module using the same are provided. The LED illuminant system includes a plurality of white light illuminants and at least one green light illuminant mixed in the white light illuminants. A light power ratio of the green light illuminant to the white light illuminants is in between ⅕ to 1/20. The color temperature of the whole illuminant system will be enhanced to a certain extent by mixing the green light illuminant and the white light illuminants. The manufacture method includes the following steps: obtaining a transmission spectrum of the white light illuminants; analyzing the transmission spectrum to determine n supplemental amount of a green light; and disposing at least one green illuminant in accordance with the supplemental amount of the green light.
    • 提供了一种发光二极管(LED)照明系统及其制造方法以及使用其的背光模块。 LED光源系统包括多个白光发光体和混合在白光发光体中的至少一个绿光光源。 绿灯光源与白光照明灯的光功率比在1/20之间。 整个光源系统的色温在一定程度上会通过混合绿光照明器和白光照明器而得到提高。 该制造方法包括以下步骤:获得白光发光体的透射光谱; 分析透射光谱以确定绿光的补充量; 并根据绿光的补充量配置至少一个绿色光源。