Dispersion Management in WDM Coherent PDM-QPSK Systems
20 September 2009
We show that dispersion management with DCF does not outperform electronic dispersion compensation for WDM coherent NRZ-PDM- QPSK systems, but for time-interleaved RZ-PDM-QPSK systems, dispersion management provides higher nonlinear tolerance than electronic dispersion compensation alone.