Carrier-Phase Estimation for 16-QAM Optical Coherent Systems Using QPSK Partitioning With Barycenter Approximation

Fatadin I, Ives D, Savory S.J.

error statistics;laser noise;optical communication;optical modulation;phase estimation;phase noise;quadrature amplitude modulation;quadrature phase shift keying;16-QAM optical coherent systems;QPSK partitioning;Viterbi algorithm;barycenter approximation;bit error rate;carrier phase estimation;carrier phase recovery;laser phase noise;linewidth symbol duration product;quaternary phase shift keying;Bit error rate;Partitioning algorithms;Phase estimation;Phase noise;Phase shift keying;Viterbi algorithm;Barycenter algorithm;QPSK partitioning;carrier phase recovery;quadrature amplitude modulation (QAM)

Document type Article
Journal title / Source IEEE Journal of Lightwave Technology
Volume 32
Issue 13
Page numbers / Article number 2420-2427
Publication date 2014-7-1
DOI 10.1109/JLT.2014.2326434

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