Title :
Averaging of phase noise in NRZ-PSK signals by using an optical and electrical feed-forward circuit
Author :
Inoue, Ken ; Ohta, Masaya
Author_Institution :
Osaka Univ., Suita, Japan
Abstract :
We propose an optical and electrical feed-forward circuit that reduces phase noise in PSK signals by averaging the noise. A phase-fluctuating PSK signal is phase-modulated with a feed-forward signal from differential detectors and signal processing.
Keywords :
differential detection; feedforward; optical communication equipment; optical modulation; optical noise; optical signal detection; phase noise; phase shift keying; NRZ-PSK signals; differential detectors; electrical feed-forward circuit; feed-forward signal; optical feed-forward circuit; phase noise averaging; phase-fluctuating PSK signal; phase-modulation; signal processing; Nonlinear optics; Optical amplifiers; Optical fibers; Optical interferometry; Phase noise; Repeaters;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2013 Conference on
Conference_Location :
San Jose, CA
