Title :
Convergence comparison of CMA and ICA for blind polarization demultiplexing of QPSK and 16-QAM signals
Author :
Johannisson, Pontus ; Wymeersch, Henk ; Sjödin, Martin ; Tan, A. Serdar ; Agrell, Erik ; Andrekson, Peter ; Karlsson, Magnus
Author_Institution :
Dept. of Microtechnol. & Nanosci., Chalmers Univ. of Technol., Göteborg, Sweden
Abstract :
Two algorithms for blind polarization demultiplexing, based on the constant modulus criterion and independent component analysis, are compared. It is found that the latter converges significantly faster to within a given SNR penalty tolerance.
Keywords :
blind source separation; convergence; demultiplexing; independent component analysis; quadrature amplitude modulation; quadrature phase shift keying; CMA; ICA; QAM signals; QPSK; SNR penalty tolerance; blind polarization demultiplexing; constant modulus criterion; convergence comparison; independent component analysis; Computational complexity; Convergence; Numerical simulation; Phase shift keying; Quadrature amplitude modulation; Signal to noise ratio;
Conference_Titel :
Optical Communication (ECOC), 2010 36th European Conference and Exhibition on
Conference_Location :
Torino
Print_ISBN :
978-1-4244-8536-9
Electronic_ISBN :
978-1-4244-8534-5
DOI :
10.1109/ECOC.2010.5621256
