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Nonlinear transmission of 6PolSK-QPSK signals using coded modulation and digital back propagation

: Tanimura, T.; Alreesh, S.; Fischer, J.K.; Schmidt-Langhorst, C.; Frey, F.; Meuer, C.; Elschner, R.; Molle, L.; Schubert, C.

Institute of Electrical and Electronics Engineers -IEEE-; Optical Society of America -OSA-, Washington/D.C.:
Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference, OFC/NFOEC 2013 : Anaheim, California, USA, 17 - 21 March 2013
New York, NY: IEEE, 2013
ISBN: 978-1-4799-0457-0 (Print)
ISBN: 978-1-55752-962-6
3 pp.
Optical Fiber Communication Conference and Exposition (OFC) <2013, Anaheim/Calif.>
National Fiber Optic Engineers Conference (NFOEC) <2013, Anaheim/Calif.>
Conference Paper
Fraunhofer HHI ()

We experimentally investigate the characteristics of 126-Gb/s coded 6PolSK-QPSK signals in the nonlinear transmission regime and demonstrate that required OSNR improvement is increasing with fiber-launch power due to coded modulation as well as digital back propagation.