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Design Rules for Pulse Shaping in PDM QPSK and PDM 16QAM Nyquist WDM Coherent Optical Transmission Systems

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Abstract

Thanks to simulations, we discuss the choice of the optimal rolloff in realistic Nyquist-WDM systems, while accounting for transmitter/receiver impairments, namely the finite impulse response length of root-raised-cosine pulse shapes, jitter and vertical DAC/ADC resolution.

© 2012 Optical Society of America

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