Employing PDM-RZ-8QAM modulation, digital coherent detection and EDFA-only amplification, we demonstrate 25 GHz-spaced, 320x114Gb/s DWDM transmission through seven spans of ultra-low-loss fiber (average span length/loss of 82.8 km/14.6 dB) with a record capacity of 32Tb/s.
© 2009 Optical Society of America
(060.0060) Fiber optics and optical communications : Fiber optics and optical communications
(060.1660) Fiber optics and optical communications : Coherent communications
(060.2330) Fiber optics and optical communications : Fiber optics communications
X. Zhou, J. Yu, M. Huang, Y. Shao, T. Wang, P. Magill, M. Cvijetic, L. Nelson, M. Birk, G. Zhang, S. Y. Ten, H. B. Matthew, and S. K. Mishra, "32Tb/s (320x114Gb/s) PDM-RZ-8QAM Transmission over 580km of SMF-28 Ultra-Low-Loss Fiber," in Optical Fiber Communication Conference and National Fiber Optic Engineers Conference, OSA Technical Digest (CD) (Optical Society of America, 2009), paper PDPB4.
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