Abstract
We demonstrate ten-channel wavelength-division-multiplexed long-haul optical networking of 28-Gbaud PDM 16-QAM signals on a 50-GHz grid (spectral efficiency of 4 b/s/Hz). We achieve transmission over 1,200 km of ultra-large-area fiber, including three wavelength-selective-switch passes.
© 2010 IEEE Communications Society, IEEE Photonics Society, OSA, Telcordia
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