Bit-Interleaved Coded OCDM with Nonlinear Equalization

We propose a bit-interleaved coded OCDM with nonlinear IB-DFE for IM/DD systems, and for the first time experimentally demonstrate a 31-Gbit/s KP4-coded OCDM signal over 50-km S-SMF achieving additional 5-dB coding gain with IB-DFE.