Abstract
Chromatic dispersion and differential group delay tolerance of 30-Gbit/s 8DPSK and 8QAM signaling is investigated experimentally, and we show 1.7 and 1.25 times enhancement of them in 8QAM signaling by simple receiver-side digital signal processing.
© 2010 IEEE Communications Society, IEEE Photonics Society, OSA, Telcordia
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