Title :
Spatial emission control of vertical cavity surface emitting lasers to provide bandwidth gain in multimode fibre links using a simple alignment technique
Author :
Sargent, L.J. ; Webster, M. ; White, I.H. ; Heard, P.J. ; Penty, R.V. ; Tan, M.R.T. ; Cunningham, D.G.
Author_Institution :
Centre for Commun. Res., Bristol Univ., UK
Abstract :
Etched VCSEL sources are reported which avoid bandwidth collapse in multimode fibre using a simple coupling technique to control the launch. These devices have allowed for a better over-filled launch bandwidth for alignment tolerances of /spl plusmn/7 microns.
Keywords :
optical fibre networks; optical transmitters; optical workshop techniques; semiconductor lasers; surface emitting lasers; alignment tolerances; bandwidth collapse; bandwidth gain; etched VCSEL sources; multimode fibre; multimode fibre links; over-filled launch bandwidth; simple alignment technique; simple coupling technique; spatial emission control; vertical cavity surface emitting lasers; Bandwidth; Etching; Fiber lasers; Laboratories; Optical control; Optical coupling; Optical fiber LAN; Optical fiber devices; Surface emitting lasers; Vertical cavity surface emitting lasers;
Conference_Titel :
Semiconductor Laser Conference, 1998. ISLC 1998 NARA. 1998 IEEE 16th International
Conference_Location :
Nara, Japan
Print_ISBN :
0-7803-4223-2
DOI :
10.1109/ISLC.1998.734224
