Experimental Study of Subcarrier Multiplexing Benefit in 74 nm Bandwidth Transmission up to 20,450 km

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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Cai, Jin-Xing; Mazurczyk, Matthew; Sinkin, Oleg V.; Bolshtyansky, Maxim; Foursa, Dmitri G.; Pilipetskii, Alexei (TE SubCom, 250 Industrial Way West, Eatontown, NJ, 07724, USA)

We experimentally demonstrate 0.8dB subcarrier-multiplexing benefit for QPSK signals transmitted in 74nm bandwidth over 20,450km, and only 0.2dB benefit is achieved for 16QAM signals. We observe subcarrier index performance dependence due to the transmitter RF noise spectrum.