Abstract
We demonstrate demultiplexing of ultrafast optical time-division multiplexed (OTDM) signals by parallel time-frequency domain sampling. With a loop-assisted coherent matched detector configuration, all subchannels of 4×20-Gb/s Gaussian-/Nyquist-shaped OTDM-QPSK signals were simultaneously demultiplexed and detected.
© 2017 Optical Society of America
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