Title :
All-optical switching in microring devices by carrier injection
Author :
Ibrahim, T.A. ; Cao, W. ; Kim, Y. ; Goldhar, J. ; Ho, P.-T. ; Lee, Chi H.
Author_Institution :
LPS, Maryland Univ., College Park, MD, USA
Abstract :
We demonstrate all-optical switching in laterally coupled GaAs-AlGaAs microring resonators by carrier injection. The microrings are optically pumped just above their bandgap energy, resulting in a tuning of their resonance wavelengths due to the refractive index change.
Keywords :
III-V semiconductors; aluminium compounds; energy gap; gallium arsenide; optical pumping; optical resonators; optical switches; optical tuning; refractive index; AlGaAs-GaAs; GaAs-AlGaAs microring resonators; bandgap energy; carrier injection; lateral coupling; microring devices; optical pumping; optical switching; refractive index change; resonance wavelengths tuning; Laser beams; Laser excitation; Optical pumping; Optical refraction; Optical resonators; Optical variables control; Optical waveguides; Probes; Resonance; Semiconductor waveguides;
Conference_Titel :
Optical Fiber Communications Conference, 2003. OFC 2003
Print_ISBN :
1-55752-746-6
DOI :
10.1109/OFC.2003.1248331
