Title :
Block versus adaptive MIMO equalization for coherent PolMux QAM transmission systems
Author :
Selmi, Mehrez ; Ciblat, Philippe ; Jaouën, Yves ; Gosset, Christophe
Author_Institution :
Inst. Telecom, Telecom ParisTech, Paris, France
Abstract :
We propose a block equalization algorithm using optimal step size. The algorithm shows fast convergence, low steady-state error and good tracking capacity in comparison to standard equalizers operating on a sample-by-sample basis.
Keywords :
MIMO communication; adaptive equalisers; gradient methods; multiplexing; optical communication; optical modulation; quadrature amplitude modulation; adaptive MIMO equalization; block equalization algorithm; coherent PolMux QAM transmission systems; gradient-descent algorithm; low steady-state error; optimal step size; polarization multiplexing; Adaptive equalizers; Bit error rate; Coherence; Convergence; Cost function; Digital signal processing;
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.2010.5621462
