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Conferences > CLEO > 2005 > CWO > CWO3
  • Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science and Photonic Applications Systems Technologies
  • Technical Digest (CD) (Optica Publishing Group, 2005),
  • paper CWO3

Demodulation of Co-polarized 20-Gbit/s QPSK Signals with 16-GHz Spacing after 200-km Transmission Using Coherent Detection and Digital Signal Processing

Satoshi Tsukamoto, Dany-Sebastien Ly-Gagnon, Kazuhiro Katoh, and Kazuro Kikuchi

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Abstract

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.

© 2005 Optical Society of America

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