Title :
FWM-based, idler-free phase quantiser with flexible operating power
Author :
Bottrill, K.R.H. ; Jones, L. ; Parmigiani, F. ; Richardson, D.J. ; Petropoulos, P.
Author_Institution :
Optoelectron. Res. Centre, Univ. of Southampton, Southampton, UK
Abstract :
Coherently adding a signal´s conjugate and third harmonic at the latter´s wavelength enables phase quantisation across a large operating power range. With broadband phase noise, a 5.6dB QPSK receiver sensitivity improvement is achieved with BER= 10-4.
Keywords :
error statistics; optical harmonic generation; optical information processing; optical phase conjugation; optical receivers; phase noise; quadrature phase shift keying; BER; FWM; QPSK receiver sensitivity; broadband phase noise; error statistics; flexible operating power; idler-free phase quantiser; phase conjugate; phase quantisation; quadrature phase shift keying; third harmonic; Bit error rate; Harmonic analysis; Nonlinear optics; Optical attenuators; Phase shift keying; Photonics; Repeaters;
Conference_Titel :
Optical Fiber Communications Conference and Exhibition (OFC), 2015
Conference_Location :
Los Angeles, CA
