Title :
On maximum likelihood sequence detectors for single-channel coherent optical communications
Author :
Irukulapati, Naga V. ; Marsella, Domenico ; Johannisson, Pontus ; Secondini, Marco ; Wymeersch, Henk ; Agrell, Erik ; Forestieri, Enrico
Author_Institution :
Dept. of Signals & Syst., Chalmers Univ. of Technol., Gothenburg, Sweden
Abstract :
Two different detectors that account for the nonlinear signal-noise interaction in a single-channel coherent optical link are compared. The results indicate that accounting for the correlation between the samples leads to improved performance over stochastic digital backpropagation.
Keywords :
backpropagation; maximum likelihood detection; maximum likelihood sequence estimation; optical fibre networks; optical links; telecommunication computing; maximum likelihood sequence detectors; nonlinear signal-noise interaction; single-channel coherent optical communications; single-channel coherent optical link; stochastic digital backpropagation; Backpropagation; Correlation; Detectors; Dispersion; Measurement; Optical fiber communication; Optical transmitters;
Conference_Titel :
Optical Communication (ECOC), 2014 European Conference on
Conference_Location :
Cannes
DOI :
10.1109/ECOC.2014.6964134
