Filtering effects of cascaded flex-grid roadms with high spectral resolution filters on the transmission of Nyquist and quasi-Nyquist WDM super-channels
P. Torres-Ferrera, J. Rivas-Moscoso, D. Klonidis, D. Marom, Ioannis Tomkos
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引用次数: 5
Abstract
A cascade of two-stage coarse and fine WSS is studied for Nyquist- and quasi-Nyquist WDM systems. Results show that edge tributaries experience excess performance degradation, resulting in a transmission distance drop by about a factor of 2 for quasi-Nyquist WDM.
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