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    • 104. 发明公开
    • Dual wavelength division multiplexing/demultiplexing device using one planar lightguide circuit
    • DualeWe​​llenlängen-Multiplex / Demultiplex-Vorrichtung in einem planren Wellenleiterschaltkreis
    • EP1353201A2
    • 2003-10-15
    • EP03001321.3
    • 2003-01-23
    • SAMSUNG ELECTRONICS CO., LTD.
    • Kwon, Oh-Dal
    • G02B6/124G02B6/293
    • G02B6/12021G02B6/12014G02B6/30
    • A dual wavelength division multiplexing/demultiplexing device for multiplexing/demultiplexing optical signals is provided. The device comprising (a) a planar lightguide circuit comprising a first wavelength division multiplexing/demultiplexing device (20) and a second wavelength division multiplexing/demultiplexing device (30), the first wavelength division multiplexing/demultiplexing device having input and output ports (210P,218P) of several first input and output waveguides (210,218) at one side (P1) and a first arrayed waveguide grating (AWG1) coupled to the several first input and output waveguides (210,218), and the second wavelength division multiplexing/demultiplexing device (30) positioned in symmetric with the first wavelength division multiplexing/demultiplexing device about the center and comprising the input and output ports (310P,318P) of several second input and output waveguides (310,318) at the opposite side (P2) and a second arrayed waveguide grating (AWG2) coupled to the several second input and output waveguides (310,318); (b) a first optical fiber array block (40) having a number of ports corresponding to the input and output ports of the several first input and output waveguides and connected to first ribbon optical fibers (412); and, (c) a second optical fiber array block (50) having a number of ports corresponding to the input and output ports of the several second input and output waveguides and connected to second ribbon optical fibers (512).
    • 提供了用于复用/解复用光信号的双波分复用/解复用装置。 该装置包括:(a)包括第一波分复用/解复用装置(20)和第二波分复用/解复用装置(30)的平面光导电路,所述第一波分复用/解复用装置具有输入和输出端口(210P ,218P)和耦合到所述多个第一输入和输出波导(210,218)的第一阵列波导光栅(AWG1)以及所述第二波分复用/解复用装置(210,218),所述多个第一输入和输出波导(210,218)在一侧 (30),其位于与第一波分复用/解复用装置对称的中心,并且包括在相对侧(P2)处的几个第二输入和输出波导(310,318)的输入和输出端口(310P,318P),第二 耦合到多个第二输入和输出波导(310,318)的阵列波导光栅(AWG2); (b)第一光纤阵列块(40),其具有对应于多个第一输入和输出波导的输入和输出端口并连接到第一带状光纤(412)的多个端口; 和(c)第二光纤阵列块(50),其具有对应于几个第二输入和输出波导的输入和输出端口并连接到第二带状光纤(512)的多个端口。
    • 105. 发明公开
    • GRATING WAVEGUIDE CONFIGURATION FOR PHASARS
    • GITTER-WELLENLEITERKONFIGURATIONFÜRPHASARE
    • EP1257859A4
    • 2002-11-20
    • EP00972358
    • 2000-10-24
    • CORNING INC
    • FONDEUR BARTHELEMY
    • G02B6/12G02B6/293G02B6/34
    • G02B6/12011G02B6/12014
    • A grating is provided having a generally s-shaped waveguide configuration. The grating includes a plurality of waveguides arranged adjacent to one another to form an array. The array (32) includes a first portion (34) bending in a counter-clockwise direction (36), a second portion (38) bending in a clockwise direction (40), and a third portion (38') extending in a straight direction. The arc length of each waveguide along the counter-clockwise cause some waveguides to be longer than others. This results in a clear separation of the individual waveguides. Further, the overall dimension of the grating is smaller than conventional devices which leads to reduced cross-talk.
    • 提供具有大致s形波导配置的光栅。 光栅包括彼此相邻布置的多个波导以形成阵列。 阵列(32)包括沿逆时针方向(36)弯曲的第一部分(34),沿顺时针方向(40)弯曲的第二部分(38)和沿直线延伸的第三部分(38') 方向。 每个波导沿着逆时针的弧长导致一些波导比其他波导更长。 这导致各个波导的清晰分离。 此外,光栅的整体尺寸比导致减少串扰的传统装置小。