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    • 35. 发明申请
    • LIQUID CRYSTAL DISPLAY
    • 液晶显示器
    • US20130010227A1
    • 2013-01-10
    • US13542600
    • 2012-07-05
    • Tsang-Chi WangWang-Yang Li
    • Tsang-Chi WangWang-Yang Li
    • G02F1/13357
    • G02F1/133524G02B6/0053G02F2001/133562
    • A liquid crystal display including a display panel, an optical film and a backlight module is disclosed. The optical film is disposed on the display panel and has a plurality of micro structures facing the display panel arranged on the optical film. The period of the arranged micro structures is between 90 μm˜3 μm. The backlight module and the optical film are disposed on opposite sides of the display panel respectively. The backlight module is used for emitting a light, which penetrates the display panel and reaches the optical film. The light is deflected by the micro structures of the optical film and then is emitted to the outside at an angle of 20˜70 degrees relative to a normal line of the light outputting plane of the optical film.
    • 公开了一种包括显示面板,光学膜和背光模块的液晶显示器。 光学膜设置在显示面板上,并且具有面向布置在光学膜上的显示面板的多个微结构。 布置的微结构的周期在90μm〜3μm之间。 背光模块和光学膜分别设置在显示面板的相对侧。 背光模块用于发射穿透显示面板并到达光学膜的光。 光被光学膜的微结构偏转,然后相对于光学膜的光输出面的法线以20〜70度的角度射出到外部。
    • 39. 发明申请
    • Wide-Angle and Broadband Polarization Converter
    • 广角和宽带极化转换器
    • US20090040608A1
    • 2009-02-12
    • US11836351
    • 2007-08-09
    • Chang-Ching TsaiShin-Tson WuWang-Yang LiChung-Kuang Wei
    • Chang-Ching TsaiShin-Tson WuWang-Yang LiChung-Kuang Wei
    • G02B27/28
    • G02B27/286G02B5/3058G02B27/283
    • Apparatus and methods for a polarization converter comprising a polarization beam splitter for receiving an input light beam and allows a transverse magnetic to pass through the polarization beam splitter and reflects a transverse electric wave and a diffraction grating having a reflectivity and polarization convertible grating for receiving the transverse electric wave reflects back a reflected transverse electric wave having a polarization rotation. The broadband wide-angle polarization beam splitter can be alternative optical elements such as a prism or an optical device having multi-layered films. The diffraction grating can be a diffraction grating having alternating parallel protrusions and recesses, metallic diffraction grating, metal-coated diffraction grating, metal-coated multi-layered diffraction grating, non-metallic reflective material surface grating, volume grating, a multi-layer grating, diffractive grating having sub-wavelength grating periods or diffractive grating having multi-orders diffraction gratings. The diffraction grating can have alternative shapes such as binary, trapezoidal, sinusoidal, parabolic, triangular and Gaussian.
    • 一种用于偏振转换器的装置和方法,包括用于接收输入光束并允许横向磁通过偏振分束器并且反射横向电波的偏振分束器和具有反射率和偏振转换光栅的衍射光栅,用于接收 横向电波反射具有偏振旋转的反射横向电波。 宽带广角偏振分束器可以是诸如棱镜或具有多层膜的光学装置的替代光学元件。 衍射光栅可以是具有交替平行的突起和凹陷的衍射光栅,金属衍射光栅,金属涂覆衍射光栅,金属涂覆的多层衍射光栅,非金属反射材料表面光栅,体积光栅,多层光栅 具有亚波长光栅周期的衍射光栅或具有多阶衍射光栅的衍射光栅。 衍射光栅可以具有替代形状,例如二进制,梯形,正弦波,抛物线形,三角形和高斯。