Abstract
We demonstrate 40×43Gbit/s NRZ-DPSK and RZ-DQPSK transmission over 1000km of ultra-low-loss G.652 fibre with 200km amplifier spacing. Hybrid contra-directional Raman-EDFA amplification and lumped dispersion management enables simple, cost-effective link design.
© 2010 IEEE Communications Society, IEEE Photonics Society, OSA, Telcordia
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