Title :
Optimization of the chromatic dispersion equalizer of a 43Gb/s realtime coherent receiver
Author :
Geyer, J.C. ; Bisplinghoff, A. ; Duthel, T. ; Fludger, C.R.S. ; Schulien, C. ; Schmauss, B.
Author_Institution :
Dept. of High Freq. Technol., Univ. of Erlangen-Nuremberg, Erlangen, Germany
Abstract :
We optimized the 15-tap equalizer filter of a 43 Gb/s coherent polarization multiplexed QPSK receiver and compared simulation results with measurements using an FPGA-based realtime receiver. Optimization extends the chromatic dispersion tolerance from 4,000 ps/nm to 7,000 ps/nm.
Keywords :
equalisers; optical filters; optical receivers; quadrature phase shift keying; bit rate 43 Gbit/s; chromatic dispersion equalizer; chromatic dispersion tolerance; coherent polarization multiplexed QPSK receiver; realtime coherent receiver; tap equalizer filter; Chromatic dispersion; Equalizers; Field programmable gate arrays; Filtering; Finite impulse response filter; Low pass filters; Optical filters; Optical modulation; Optical polarization; Optical receivers;
Conference_Titel :
Optical Fiber Communication (OFC), collocated National Fiber Optic Engineers Conference, 2010 Conference on (OFC/NFOEC)
Conference_Location :
San Diego, CA
Electronic_ISBN :
978-1-55752-884-1
