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    • 72. 发明申请
    • Surface emitting device and display apparatus including the same
    • 表面发射装置和包括它的显示装置
    • US20080101092A1
    • 2008-05-01
    • US11730116
    • 2007-03-29
    • Hong-seok LeeSeung-ryong ParkSeok-ho Song
    • Hong-seok LeeSeung-ryong ParkSeok-ho Song
    • F21V7/10
    • G02B6/0038G02B6/002G02B6/0061G02B6/0073
    • A surface emitting device and a display apparatus including the same. The surface emitting device includes: a light source; and a light guide plate having a light exit surface on which holographic patterns are formed, and guiding light emitted by the light source such that the guided light is emitted from the light exit surface, wherein the holographic patterns are arranged so that light incident on the light guide plate without passing through any side surface of the light guide plate can be incident on the holographic patterns at an azimuth greater than 45° at which light emitting efficiency is low and light incident on the light guide plate and reflected by any side surface of the light guide plate can be incident on the holographic patterns at an azimuth at which light emitting efficiency is high.
    • 表面发射装置和包括该表面发射装置的显示装置。 表面发射器件包括:光源; 以及导光板,其具有形成有全息图案的光出射面,并且引导由光源发射的光,使得所述导光从所述光出射面发射,其中所述全息图被配置为使得入射到所述光出射面上的光 不通过导光板的任何侧表面的导光板可以以大于45°的方位入射到全息图案上,在该方位角处发光效率低,入射在导光板上并由任何侧面反射的光 导光板可以在发光效率高的方位入射到全息图案上。
    • 74. 发明授权
    • Light regulating device and photonic crystal display utilizing photonic bandgap controls
    • 光调节装置和利用光子带隙控制的光子晶体显示器
    • US07064886B2
    • 2006-06-20
    • US10626881
    • 2003-07-25
    • Il-kwon MoonSuk-han LeeHong-seok LeeJi-deog Kim
    • Il-kwon MoonSuk-han LeeHong-seok LeeJi-deog Kim
    • G02F1/00G02F1/03G02F1/1335
    • G02F1/01G02F2202/32
    • A light regulating device and photonic crystal display device utilizing bandgap controls including a photonic crystal including a material that is capable of varying its refractive index in accordance with an electric field, the photonic crystal having a photonic bandgap in a specific frequency range; and an upper transparent electrode and a lower transparent electrode arranged on an upper side and a lower side of the photonic crystal, respectively, to which a voltage is applied, wherein a size of the photonic bandgap of the photonic crystal is controlled by the voltage applied between the upper transparent electrode and the lower transparent electrode. With the present invention, a reflection-type or penetration-type display is available which has a simple pixel structure, a high light efficiency, and a high color contrast ratio, the display using high reflection factors depending on color ranges of a photonic crystal.
    • 一种调光装置和光子晶体显示装置,利用带隙控制装置,包括光子晶体,其包括能够根据电场改变其折射率的材料,所述光子晶体在特定频率范围内具有光子带隙; 以及分别设置在其上施加电压的光子晶体的上侧和下侧的上透明电极和下透明电极,其中光子晶体的光子带隙的大小由施加的电压控制 在上透明电极和下透明电极之间。 根据本发明,可以使用具有简单像素结构,高光效率和高对比度比的反射型或穿透式显示器,该显示器使用高光反射系数,取决于光子晶体的颜色范围。