FFT-Based Digital Clock Recovery for Coherent Transmission Systems with Multilevel Modulaation Formats

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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Louchet, Hadrien; Kuzmin, Konstantin; Richter, André (VPIsystems, Carnotstr. 6, 10587 Berlin, Germany)

We propose a digital clock and timing algorithm for coherent transmission with multilevel modulation formats and demonstrate its robustness against signal distorsions due to CD, PMD, ASE- and phase noise.