Title :
32-krad/s polarization and 3-dB PDL tracking in a realtime digital coherent polarization-multiplexed QPSK receiver
Author :
Pfau, T. ; El-Darawy, M. ; Wördehoff, C. ; Peveling, R. ; Hoffmann, S. ; Koch, B. ; Adamczyk, O. ; Porrmann, M. ; Noé, R.
Author_Institution :
Univ. of Paderborn, Paderborn
Abstract :
The tolerance against fast polarization changes and PDL of a digital coherent QPSK receiver is determined in a 2.8 Gb/s realtime polarization-multiplexed transmission experiment. The sensitivity penalty for polarization changes with a speed of 32 krad/s on the Poincare sphere is 0.5 dB.
Keywords :
multiplexing; optical communication; optical modulation; quadrature phase shift keying; radio receivers; PDL tracking; Poincare sphere; polarization-multiplexed transmission; realtime digital coherent polarization-multiplexed QPSK receiver; Bit error rate; Optical attenuators; Optical distortion; Optical fiber polarization; Optical polarization; Optical receivers; Optical sensors; Page description languages; Quadrature phase shift keying; Synchronous motors; Optical communication; polarization multiplexing; quadrature phase shift keying; synchronous detection;
Conference_Titel :
IEEE/LEOS Summer Topical Meetings, 2008 Digest of the
Conference_Location :
Acapulco
Print_ISBN :
978-1-4244-1925-8
Electronic_ISBN :
1099-4742
DOI :
10.1109/LEOSST.2008.4590511
