A phase-diverse direct-detection scheme exploits residual optical carrier from finite-extinction-ratio IQ modulators to achieve SSBI-free 400 Gb/s transmission over 100 km SSMF with 1.78 dB SNR gain in simulations.
Single -wavelength 512-Gb/s SSBI-free linear phase-diverse direct detection with carrier phase switching
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SSBI-Free Direct Detection via Phase Diverse of Residual Optical Carrier Enabled by Finite Extinction Ratio IQ Modulator for Datacenter Interconnections
A phase-diverse direct-detection scheme exploits residual optical carrier from finite-extinction-ratio IQ modulators to achieve SSBI-free 400 Gb/s transmission over 100 km SSMF with 1.78 dB SNR gain in simulations.