Title :
Optimization of a feedforward symbol timing estimator using two samples per symbol for optical coherent QPSK systems
Author :
Dawei Wang ; Lau, Alan Pak Tao ; Chao Lu ; Sailing He
Author_Institution :
Joint Lab. of Opt. Commun., Zhejiang Univ., Hangzhou, China
Abstract :
A feedforward symbol timing estimator using only two samples per symbol is proposed and optimized for optical coherent QPSK signal. Simulation results are presented and discussed.
Keywords :
feedforward; light coherence; optical fibre communication; optical modulation; phase estimation; quadrature phase shift keying; timing; digital signal processing; feedforward symbol timing estimator; multilevel modulation formats; optical coherent QPSK systems;
Conference_Titel :
Communications and Photonics Conference (ACP), 2012 Asia
Conference_Location :
Guangzhou
Print_ISBN :
978-1-4673-6274-0
