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Optica Publishing Group
  • Optical Fiber Communication Conference
  • Technical Digest (Optica Publishing Group, 2003),
  • paper FE4

Study on Optimum Optical Pre-Filtering Condition for Highly Spectral-Efficient Ultralong-Haul Transmission Using 40Gbit/s CS-RZ Signal and All-Raman Repeaters

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Abstract

We have studied the transmission characteristics of optically pre-filtered 32× 42.7Gbit/s CS-RZ signals in 57% and 80% spectral-efficient all-Raman repeatered transmission over > 4000km under various pre-filtering conditions. We found that the advantage of asymmetrical pre-filtering reduced with transmission distance.

© 2003 Optical Society of America

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