Title :
The impact of self-phase modulation on digital clock recovery in coherent optical communication
Author :
Tan, A. Serdar ; Wymeersch, Henk ; Johannisson, Pontus ; Sjödin, Martin ; Agrell, Erik ; Andrekson, Peter ; Karlsson, Magnus
Author_Institution :
Dept. of Signals & Syst., Chalmers Univ. of Technol., Göteborg, Sweden
Abstract :
The impact of self-phase modulation on the estimation error variance of digital clock recovery schemes for coherent 16-QAM dual-polarization systems is investigated. The error variance increases severely compared to the linear case and the theoretical bounds.
Keywords :
optical communication; quadrature amplitude modulation; self-phase modulation; synchronisation; coherent 16-QAM dual polarization system; coherent optical communication; digital clock recovery; estimation error variance; self-phase modulation; Clocks; Estimation error; Optical pulses; Optical transmitters; Receivers; Timing;
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.2010.5621456
