Experimental Investigation of Roll-off Factor and Channel Spacing for >400Gb/s Coherent Optical Systems

Qiang Wang,Yang Yue,Xuan He,Andre Vovan,Jon Anderson

Experimental Investigation of Roll-off Factor and Channel Spacing for >400Gb/s Coherent Optical Systems

2018

Qiang Wang
Yang Yue
Xuan He
Andre Vovan
Jon Anderson

Residual skew in coherent transmitter degrades system performance. To increase tolerance to the transmitter skew, roll-off factor of Nyquist pulse shaping, channel spacing are optimized for >400Gb/s coherent optical communications systems.

Keywords:

Skew
Transmitter
Pulse shaping
Optical communication
Physics
Nyquist–Shannon sampling theorem
Optics
Residual
Channel spacing
Optoelectronics

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