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    • 6. 发明申请
    • PHOTONIC CRYSTAL LIGHT EMITTING DEVICE
    • 光电晶体发光器件
    • US20090032800A1
    • 2009-02-05
    • US12182509
    • 2008-07-30
    • Dong Yul LeeSeong Ju ParkMin Ki KwonJa Yeon KimDong Joon KimYong Chun KimJe Won Kim
    • Dong Yul LeeSeong Ju ParkMin Ki KwonJa Yeon KimDong Joon KimYong Chun KimJe Won Kim
    • H01L33/00
    • H01L33/08H01L33/44H01L2933/0083
    • There is provided a photonic crystal light emitting device including: a substrate; a plurality of nano rod light emitting structures formed on the substrate to be spaced apart from one another, each of the nano rod light emitting structures including a first conductivity type semiconductor layer, an active layer and a second conductivity type semiconductor layer; and first and second electrodes electrically connected to the first and second conductivity type semiconductor layers, respectively, wherein the nano rod light emitting structures are arranged with a predetermined size and period so as to form a photonic band gap for light emitted from the active layer, whereby the nano rod light emitting structures define a photonic crystal structure. In the photonic crystal light emitting device, the nano rod light emitting structures are arranged to define a photonic crystal to enhance light extraction efficiency.
    • 提供了一种光子晶体发光器件,包括:衬底; 形成在所述基板上彼此间隔开的多个纳米棒状发光结构,所述纳米棒状发光结构包括第一导电型半导体层,有源层和第二导电型半导体层; 以及分别与第一和第二导电类型半导体层电连接的第一和第二电极,其中纳米棒发光结构以预定的尺寸和周期排列,以形成从有源层发射的光的光子带隙, 由此纳米棒发光结构限定了光子晶体结构。 在光子晶体发光器件中,纳米棒发光结构被布置成限定光子晶体以增强光提取效率。