Title :
2.5 Gbit/s error-floor free transmission with high extinction ratio using directly modulated 1.55 /spl mu/m tapered lasers
Author :
Thedrez, B. ; Rainsant, J.M. ; Aberkane, N. ; Voiriot, V. ; Hubert, S. ; Lafragette, J.L. ; Roux, L. ; Martineau, M.F. ; Gaborit, F. ; Fernier, B. ; Domingues, D.
Author_Institution :
Alcatel Corporate Res. Center, Marcoussis, France
Abstract :
The emergence of a BER floor using a directly modulated laser is studied versus the modulation extinction ratio. A selection on efficiency leads to a 100% DFB yield for floor-free transmission at a high extinction ratio of 14 dB.
Keywords :
Distributed feedback lasers; Error statistics; Optical fiber communication; Optical modulation; Optical transmitters; Quantum well lasers; 1.55 mum; 2.5 Gbit/s; 25 mW; 90 km; BER floor; directly modulated 1.55 /spl mu/m tapered lasers; error-floor free transmission; floor-free transmission; high extinction ratio; modulation extinction ratio; Bit error rate; Erbium; Extinction ratio; Gratings; Laser modes; Optical device fabrication; Optical devices; Optical modulation; Optical waveguides; Power lasers;
Conference_Titel :
Optical Fiber Communication Conference, 2000
Conference_Location :
Baltimore, MD, USA
Print_ISBN :
1-55752-630-3
DOI :
10.1109/OFC.2000.868409
