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Enhanced Dispersion Tolerance of Coherent Offset-QAM OFDM over Conventional OFDM

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Abstract

We experimentally demonstrate 38-Gbit/s offset-16QAM OFDM over 840km without guard interval, and numerically show that 112-Gbit/s PDM offset-QPSK OFDM achieves 23% increase in net capacity over conventional OFDM under the same transmission reach.

© 2014 Optical Society of America

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