Polarization demultiplexing based on independent component analysis in optical coherent receivers
H. Zhang, Zhenning Tao, Long Liu, Shunri Oda, Takeshi Hoshida, Jens C. Rasmussen · 2008
A novel independent component analysis based algorithm is proposed for polarization demultiplexing. It solves the converge-to-same-source problem of constant modulus algorithm while possesses similar polarization tracking capability.