Title :
On the performance of decision-aided maximum likelihood and its adaptive phase estimation with nonlinear phase noise
Author :
Xu, Zhuoran ; Zhang, Shaoliang ; Kam, Pooi-Yuen ; Yu, Changyuan
Author_Institution :
Dept. of Electr. & Comput. Eng., Nat. Univ. of Singapore, Singapore, Singapore
Abstract :
The performance of the adaptive decision-aided maximum likelihood algorithm is investigated in nonlinear-phase-noise-dominant coherent optical MPSK systems. The power penalty at bit-error rate of 10-4 and Q-factor at optimal launched power are both significantly improved.
Keywords :
Q-factor; error statistics; maximum likelihood estimation; optical communication; optical modulation; optical noise; phase noise; phase shift keying; Q-factor; adaptive phase estimation; bit error rate; coherent optical MPSK systems; decision-aided maximum likelihood estimation; nonlinear phase noise; power penalty; Adaptive optics; Adaptive systems; Nonlinear optics; Optical fiber amplifiers; Phase noise; Q factor; Receivers;
Conference_Titel :
Opto-Electronics and Communications Conference (OECC), 2011 16th
Conference_Location :
Kaohsiung
Print_ISBN :
978-1-61284-288-2
Electronic_ISBN :
978-986-02-8974-9
