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XPM Tolerant Adaptive Carrier Phase Recovery for Coherent Receiver Based on Phase Noise Statistics Monitoring
XPM Tolerant Adaptive Carrier Phase Recovery Coherent Receiver Phase Noise Statistics
2009/7/17
According to the monitored phase noise statistics, the averaging weights in carrier phase recovery is adaptively optimized. Comparing with existing optimization techniques, 1dB Q value improvement can...
QAM Adaptation of Constant-Modulus Algorithm and Differential Phase Compensation for Polarization Demultiplex in Coherent Receiver
QAM Adaptation Constant-Modulus Algorithm Differential Phase Compensation Polarization Demultiplex Coherent Receiver
2009/7/16
The constant modulus algorithm is adapted for QAM signals and complemented with a differential phase compensation. This triples polarization control speed and doubles laser linewidth tolerance.