220 GBaud Signal Generation Enabled by a Two-channel 256 GSa/s Arbitrary Waveform Generator and Advanced DSP

作者：Fabio Pittale, Maximilian Schaedler, Ginni Khanna, Stefano Calabrò, Maxim Kuschnerov, Changsong Xie, Zhicheng Ye, Qibing Wang, Bofang Zheng · 年份：2020 · DOI：10.1109/ecoc48923.2020.9333130 · 被引用次数：36 · 研究领域：Optical Network Technologies、Photonic and Optical Devices、Advanced Photonic Communication Systems

We report, to the best of our knowledge, the highest symbol rate of 220 GBaud in optical back-to-back QPSK transmission enabled by a new 256 GSa/s SiGe arbitrary waveform generator, a >50 GHz 6 dB bandwidth GaAs IQ modulator and advanced nonlinear DSP.