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Conferences > OFC > 2010 > OMR > OMR4

Transmission of 5×62 Gbit/s DWDM Coherent OFDM with a Spectral Efficiency of 7.2 Bit/s/Hz using Joint 64-QAM and 16-QAM Modulation

Markus Nölle, Lutz Molle, Dirk-Daniel Gross, and Ronald Freund

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Abstract

Transmission of 5×62 Gbit/s polarization multiplexed coherent OFDM is demonstrated over 80 km SSMF. Using 64-QAM and 16-QAM simultaneously allows reducing the channel spacing and makes a net spectral efficiency of 7.2 bit/s/Hz possible.

© 2010 IEEE Communications Society, IEEE Photonics Society, OSA, Telcordia

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