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  • Conference on Lasers and Electro-Optics/International Quantum Electronics Conference and Photonic Applications Systems Technologies
  • Technical Digest (CD) (Optica Publishing Group, 2004),
  • paper CThBB2

2-bit per symbol modulation/demodulation by DPSK over inverse-RZ optical pulses

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Abstract

We successfully demonstrated superimposing DPSK over inverse-RZ using SOA-XGM for 2-bit per symbol modulation/demodulation at 20-Gbit/s to simply double spectral efficiency. Error free operation less than 10−12 was achieved for both RZ and DPSK signals.

© 2004 Optical Society of America

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