Title :
Power Penalty in Multibit Differential Phase Shift Keying Demodulation
Author :
Lize, Yannick Keith ; Christen, Louis ; Nuccio, Scott ; Saghari, Poorya ; Gomma, Robert ; Yang, Jeng-Yuan ; Willner, Alan E. ; Kashyap, Raman ; Paraschis, Loukas
Author_Institution :
University of Southern California, Optical Communications Laboratory, Ecole Polytechnique de Montréal, Advanced Photonic Concepts Laboratory, lize@usc.edu
Abstract :
We demonstrate the power penalty associated with multi-bit delay DPSK demodulation. We observed a spectral filtering induced for multi-bit while frequency offset tolerance scales as 1/bit-delay and the delay-mismatch tolerance decreases by 20%.
Keywords :
Delay effects; Demodulation; Differential phase shift keying; Differential quadrature phase shift keying; Frequency; Optical fiber couplers; Optical fiber polarization; Optical filters; Optical interferometry; Optical receivers;
Conference_Titel :
Optical Communications, 2006. ECOC 2006. European Conference on
Conference_Location :
Cannes, France
Print_ISBN :
978-2-912328-39-7
Electronic_ISBN :
978-2-912328-39-7
DOI :
10.1109/ECOC.2006.4801063
