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Conferences > OFC > 2017 > W2A > W2A.44

Faster-than-Nyquist Signal Generation of Single Carrier 483-Gb/s (120.75-GBaud) PDM-QPSK with 92-GSa/s DAC

Yanzhao Lu, Yi Yu, Ling Liu, Yuanda Huang, Xie Wang, and Liangchuan Li

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Abstract

we propose a method of combining multi-tap pre-coding and faster-than-Nyquist filter for generating sub-symbol-rate sampling signal. Single carrier of 483-Gb/s (120.75-GBaud) PDM-QPSK modulation is demonstrated by using 92-GSa/s DAC with sampling rate of 0.76-sample/symbol.

© 2017 Optical Society of America

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