Title :
APD-based interference detectors yield 7-dB dynamic range of 70-krad/s PDM-DPSK endless polarization demultiplexer
Author :
Koch, Barbara ; Noe, Reinhold ; Mirvoda, Vitali ; Sandel, David ; Panhwar, M.F.
Author_Institution :
EIM-E, Univ. Paderborn, Paderborn, Germany
Abstract :
Fast optical tracking and demultiplexing of DPSK/DQPSK/QAM polarization channels was hitherto limited to a fairly fixed optical input power. With APD photoreceivers used for residual interference detection, we demonstrate a 7...9-dB optical level tolerance.
Keywords :
avalanche photodiodes; demultiplexing equipment; differential phase shift keying; optical fibre communication; optical receivers; quadrature amplitude modulation; telecommunication channels; APD photoreceivers; APD-based interference detectors; PDM-DPSK endless polarization demultiplexer; QAM; demultiplexing; differential phase shift keying; fast optical tracking; optical input power; optical level tolerance; polarization channels; polarization division multiplex; quadrature amplitude modulation; residual interference detection; Adaptive optics; Bit error rate; Interference; Optical fibers; Optical polarization; Optical receivers;
Conference_Titel :
Optical Fibre Technology, 2014 OptoElectronics and Communication Conference and Australian Conference on
Conference_Location :
Melbourne, VIC
