QAM Adaptation of Constant-Modulus Algorithm and Differential Phase Compensation for Polarization Demultiplex in Coherent Receiver
Conference: ECOC 2009 - 35th European Conference on Optical Communication
09/20/2009 - 09/24/2009 at Vienna, Austria
Proceedings: ECOC 2009
Pages: 2Language: englishTyp: PDF
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Authors:
Noé, Reinhold; Pfau, Timo; El-Darawy, Mohamed (University of Paderborn, EIM-E, Warburger Str. 100, 33098 Paderborn, Germany)
Abstract:
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.