Title :
Nanometer scale thermal drift of 4 Gbit/s uncooled laser for tight-channel-spacing low-cost WDM
Author :
Liu, Y. ; Davies, A.R. ; Ingham, J.D. ; Penty, R.V. ; White, I.H.
Author_Institution :
Eng. Dept., Cambridge Univ., UK
Abstract :
A 4 Gbit/s directly modulated DBR laser is demonstrated with nanometre scale thermal tuning over an extended 20-70°C temperature range. >40 dB side mode suppression over the entire temperature range is achieved.
Keywords :
channel spacing; distributed Bragg reflectors; laser tuning; optical fibre communication; optical modulation; optical transmitters; wavelength division multiplexing; 20 to 70 C; 4 Gbit/s; DBR laser modulation; distributed feedback laser; nanometer scale thermal tuning; side mode suppression; tight-channel-spacing low-cost WDM; uncooled laser; Costs; Distributed Bragg reflectors; Gratings; Laser modes; Laser tuning; Open loop systems; Temperature distribution; Tunable circuits and devices; Wavelength division multiplexing; Wavelength measurement;
Conference_Titel :
Lasers and Electro-Optics, 2005. (CLEO). Conference on
Print_ISBN :
1-55752-795-4
DOI :
10.1109/CLEO.2005.202187
