Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.

Experimental analysis of nonlinear interference noise in heterogeneous flex-grid WDM transmission

: Schmidt-Langhorst, C.; Elschner, R.; Frey, F.; Emmerich, R.; Schubert, C.


Institute of Electrical and Electronics Engineers -IEEE-:
41st European Conference on Optical Communication, ECOC 2015. Vol.1 : Valencia, Spain, 27 September - 1 October 2015
Piscataway, NJ: IEEE, 2015
ISBN: 978-1-4673-7950-2
ISBN: 978-8-4608-1741-3
European Conference and Exhibition on Optical Communication (ECOC) <41, 2015, Valencia>
Conference Paper
Fraunhofer HHI ()

We transmit a 28-GBd Nyquist PDM-16QAM channel with WDM-interferers (37.5-GHz grid) over 80-km SSMF spans. Interference noise analysis reveals substantial nonlinear phase noise for PDM-16QAM interferers compared to PDM-4QAM, while Q-penalty is kept small by appropriate CPE.