Title :
Realtime 40 krad/s polarization tracking with 6 dB PDL in digital synchronous polarization-multiplexed QPSK receiver
Author :
El-Darawy, M. ; Pfau, T. ; Wördehoff, C. ; Koch, B. ; Hoffmann, S. ; Peveling, R. ; Porrmann, M. ; Noé, R.
Author_Institution :
Univ. of Paderborn, Paderborn
Abstract :
Fast polarization changes of 40 krad/s (and 6 dB PDL) are tracked in a 2.8 Gb/s realtime coherent QPSK receiver with 0.7 dB (2.4 dB) sensitivity degradation.
Keywords :
light polarisation; optical receivers; optical tracking; quadrature phase shift keying; wavelength division multiplexing; bit rate 2.8 Gbit/s; dense wavelength division multiplexing; digital synchronous polarization-multiplexed QPSK receiver; high-capacity DWDM transmission systems; polarization tracking; quadrature phase shift keying; sensitivity degradation; Digital signal processing; Optical attenuators; Optical fiber polarization; Optical filters; Optical polarization; Optical receivers; Optical sensors; Optical transmitters; Page description languages; Quadrature phase shift keying;
Conference_Titel :
Optical Communication, 2008. ECOC 2008. 34th European Conference on
Conference_Location :
Brussels
Print_ISBN :
978-1-4244-2227-2
Electronic_ISBN :
978-1-4244-2228-9
DOI :
10.1109/ECOC.2008.4729357
