Gsymbol/s, and 10-Gsymbol/s operations will appear very soon. The born again digital
coherent technology seems to have enormous potential for innovating future optical
communication systems.
REFERENCES
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[2] J. Kahn and K.-P. Ho, “Spectral efficiency limits and modulation/detection techniques for DWDM
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[3] R. Griffin and A. Carter, “Optical Differential Quadrature Phase-Shift Key (oDQPSK) for High
Capacity Optical Transmission,” in Proc. OFC 2002, paper WX6, Anaheim, CA, USA, March
17–22, 2002.
[4] S. Shimotsu, S. Oikawa, T. Saitou et al., “Single side-band modulation performance ...