Coherent detection and digital signal processing can effectively recover optical QPSK signals with nearly ideal filtering characteristics. We demonstrate the demodulation of co-polarized 20-Gbit/s QPSK signals with 16-GHz spacing after 200-km transmission.


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    Title :

    Demodulation of co-polarized 20-Gbit/s QPSK signals with 16-GHz spacing after 200-km transmission using coherent detection and digital signal processing


    Contributors:
    Tsukamoto, S. (author) / Ly-Gagnon, D.-S. (author) / Katoh, K. (author) / Kikuchi, K. (author)


    Publication date :

    2005-01-01


    Size :

    915950 byte




    Type of media :

    Conference paper


    Type of material :

    Electronic Resource


    Language :

    English