Abstract
We demonstrate a record 260-GBd DP-QPSK coherent transmission over 100-km SSMF. This result is achieved using a new 260-GSa/s SiGe arbitrary waveform generator with >75-GHz analogue bandwidth and a thin-film lithium niobate I/Q modulator with 110-GHz 3-dB bandwidth.
© 2022 The Author(s)
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