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Conferences > OFC > 2010 > OThR > OThR1

System Requirements for WSS Filter Shape in Cascaded ROADM Networks

Fred Heismann

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Abstract

We describe the impact of passband shape and random center frequency variations on the bandwidth narrowing caused by successive filtering in concatenated wavelength-selective switches. Passband flatness is extremely important for broadband signals at 40 Gb/s and beyond.

© 2010 IEEE Communications Society, IEEE Photonics Society, OSA, Telcordia

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