Title :
Experimental demonstration of nonlinear electrical equalizer to mitigate intra-channel nonlinearities in coherent QPSK systems
Author :
Gao, Yan ; Zhang, Fan ; Li, Juhao ; Liu, Liang ; Chen, Zhangyuan ; Zhu, Lixin ; Li, Li ; Xu, Anshi
Author_Institution :
State Key Lab. of Adv. Opt. Commun. Syst. & Networks, Peking Univ., Beijing, China
Abstract :
We experimentally demonstrate the mitigation of intra-channel nonlinearities in 10GBaud coherent quadrature phase shift keying systems via nonlinear electrical equalizer based on Volterra theory. The performance of nonlinear transmission systems is significantly improved.
Keywords :
Volterra equations; equalisers; quadrature phase shift keying; Volterra theory; coherent QPSK systems; intra-channel nonlinearities; nonlinear electrical equalizer; nonlinear transmission systems; quadrature phase shift keying; Bit error rate; Digital signal processing; Equalizers; Finite impulse response filter; Optical fiber polarization; Optical noise; Optical receivers; Phase modulation; Quadrature phase shift keying; Signal to noise ratio;
Conference_Titel :
Optical Communication, 2009. ECOC '09. 35th European Conference on
Conference_Location :
Vienna
Print_ISBN :
978-1-4244-5096-1
