Title :
Feedforward approach for automatic PMD-compensation at 80 Gbit/s over 45 km installed single mode fiber
Author :
Rosenfeldt, H. ; Ulrich, R. ; Brinkmeyer, E. ; Feiste, U. ; Schubert, C. ; Berger, J. ; Ludwig, R. ; Weber, H.G. ; Ehrhardt, A.
Author_Institution :
Technische Univ. Hamburg-Harburg, Hamburg, Germany
Abstract :
We report 80 Gbit/s transmission over 45 km installed fiber employing automatic PMD-compensation. A feedforward controller adjusts the DGD (differential group delay) of the PMD (polarization mode dispersion) compensator in a single step, avoiding the need for dithering.
Keywords :
adaptive control; feedforward; optical fibre communication; optical fibre dispersion; optical fibre polarisation; telecommunication control; time division multiplexing; 45 km; 80 Gbit/s; adaptive control system; automatic PMD-compensation; differential group delay; feedforward controller; optical TDM systems; polarization mode dispersion; single mode fiber; Adaptive systems; Band pass filters; Delay effects; Feedback loop; Feedforward systems; Monitoring; Open loop systems; Optical fiber polarization; Polarization mode dispersion; Solid modeling;
Conference_Titel :
Optical Communication, 2001. ECOC '01. 27th European Conference on
Print_ISBN :
0-7803-6705-7
DOI :
10.1109/ECOC.2001.989053
