Title :
Low-contrast top gratings in high-contrast SOI waveguides for integrated holographic filters
Author :
Verbist, Marie ; Van Thourhout, Dries ; Bogaerts, Wim
Author_Institution :
INTEC-Dept., Ghent Univ., Ghent, Belgium
Abstract :
We design integrated holographic filters with any transfer function by weakly modulating the top cladding of SOI waveguides. Our calculations are confirmed by full-vectorial simulations. Grating are fabricated with focused ion beam.
Keywords :
claddings; focused ion beam technology; holographic gratings; integrated optics; optical fabrication; optical filters; optical transfer function; optical waveguides; silicon-on-insulator; focused ion beam; high contrast SOI waveguide; integrated holographic filters; low contrast top grating; optical transfer function; top cladding; Gratings; Holography; Optical waveguides; Photonics; Refractive index; Silicon; Silicon on insulator technology;
Conference_Titel :
Photonics Conference (IPC), 2012 IEEE
Conference_Location :
Burlingame, CA
Print_ISBN :
978-1-4577-0731-5
DOI :
10.1109/IPCon.2012.6358560
