Polarization-Mode Dispersion Aware Digital Backpropagation

Conference: ECOC 2016 - 42nd European Conference on Optical Communication
09/18/2016 - 09/22/2016 at Düsseldorf, Deutschland

Proceedings: ECOC 2016

Pages: 3Language: englishTyp: PDF

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Czegledi, Cristian B.; Agrell, Erik (Department of Signals and Systems, Chalmers University of Technology, Gothenburg, 412 96, Sweden)
Liga, Gabriele; Lavery, Domanic; Bayvel, Polina (Department of Electronic and Electrical Engineering, Optical Networks Group, University College London, London, WC1E 7JE, UK)
Karlsson, Magnus (Department of Microtechnology and Nanoscience, Chalmers University of Technology, Gothenburg, 412 96, Sweden)
Savory, Seb J. (Department of Engineering, Electrical Engineering Division, University of Cambridge, Cambridge, CB3 0FA, UK)

We study a modified DBP algorithm that accounts for PMD. Based on the accumulated PMD at the receiver, the algorithm distributively compensates for PMD in the reverse propagation and outperforms the conventional approach by up to 2.1 dB.