%0 Electronic Article %A R. Safaisini %A K. Szczerba %A E. Haglund %A P. Westbergh %A J.S. Gustavsson %A A. Larsson %A P.A. Andrekson %K bit rate 20 Gbit/s %K error-free transmission %K high-speed vertical-cavity surface-emitting laser %K distance 1.1 km %K wavelength 850 nm %K oxide-confined VCSEL %K OM4 multimode fibre %K bit rate %K error-free operation %K narrow spectral width %X Error-free transmission over 1.1 km of OM4 multimode fibre is demonstrated at 20 Gbit/s bit rate using a narrow spectral width, high-speed 850 nm vertical-cavity surface-emitting laser. %@ 0013-5194 %T 20 Gbit/s error-free operation of 850 nm oxide-confined VCSELs beyond 1 km of multimode fibre %B Electronics Letters %D September 2012 %V 48 %N 19 %P 1225-1227 %I Institution of Engineering and Technology %U https://digital-library.theiet.org/;jsessionid=gdk0q81sx1pl.x-iet-live-01content/journals/10.1049/el.2012.2306 %G EN