Title :
A high-efficiency out-of-plane fibre coupler for coupling to high index contrast waveguides
Author :
Taillaert, Dirk ; Bogaerts, Wim ; Bienstman, Peter ; Krauss, Thomas F. ; Moerman, Ingrid ; Van Daele, Peter ; Baets, Roel
Author_Institution :
Dept. of Inf. Technol., Ghent Univ., Gent, Belgium
Abstract :
We describe a novel type of grating coupler for butt-coupling between single-mode fibre and integrated ultra-compact waveguides. We have measured 19% coupling efficiency from a fibre to a 240 nm thin GaAs/Alox high index contrast waveguide.
Keywords :
aluminium compounds; diffraction gratings; gallium arsenide; optical fibre couplers; optical planar waveguides; 19 percent; 240 nm; GaAs; GaAs/Alox; butt coupling; coupling efficiency; grating coupler; high index contrast waveguides; integrated ultra compact waveguides; out-of-plane fibre coupler; single-mode fibre; Distributed Bragg reflectors; Electromagnetic waveguides; Etching; Fiber gratings; Optical coupling; Optical fiber couplers; Optical fiber devices; Optical fiber polarization; Optical fiber testing; Optical waveguides;
Conference_Titel :
Optical Communication, 2001. ECOC '01. 27th European Conference on
Print_ISBN :
0-7803-6705-7
DOI :
10.1109/ECOC.2001.989034
