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Conferences > CLEO > 2008 > CThJJ > CThJJ2
  • Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies
  • OSA Technical Digest (CD) (Optica Publishing Group, 2008),
  • paper CThJJ2

Receiver Sensitivity Improvement using Decision-Aided Maximum Likelihood Phase Estimation in Coherent Optical DQPSK System with Nonlinear Phase Noise

Shaoliang Zhang, Pooi Yuen Kam, Jian Chen, and Changyuan Yu

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Abstract

We propose a decision-aided maximum likelihood phase estimation receiver for a nonlinear-phase-noise-dominant coherent optical DQPSK system, which requires only linear computation and improves the receiver sensitivity by 3 dB compared to differential detection.

© 2008 Optical Society of America

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