Title :
High spectral purity millimetre-wave modulated optical signal generation using fibre grating lasers
Author :
Timofeev, F.N. ; Bennett, S. ; Griffin, R. ; Bayvel, P. ; Seeds, A.J. ; Wyatt, R. ; Kashyap, R. ; Robertson, M.
Author_Institution :
Dept. of Electron. & Electr. Eng., Univ. Coll. London, UK
fDate :
4/2/1998 12:00:00 AM
Abstract :
Millimetre-wave optical signal generation by heterodyning two fibre grating lasers is demonstrated. The resulting beat signal has an extremely narrow linewidth (<50 kHz), is continuously tunable (0-40 GHz) and exhibits negligible chirp under direct 2.6 Gbit/s modulation
Keywords :
diffraction gratings; fibre lasers; optical fibre communication; optical modulation; 0 to 40 GHz; 2.6 Gbit/s; beat signal; chirp; fibre grating laser; heterodyning; linewidth; millimetre wave modulation; optical signal generation; spectral purity; tuning;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19980454
