Title :
Vertical grating couplers for silicon sandwiched slot waveguides
Author :
Galan, J.V. ; Blasco, J. ; Sanchis, P. ; Martinez, A. ; Marti, J. ; Fedeli, J.M. ; Jordana, E. ; Gautier, P. ; Perrin, M.
Author_Institution :
Nanophotonics Technol. Center, Univ. Politec. Valencia, Valencia
Abstract :
Grating couplers for efficient vertical coupling between sandwiched slot waveguides and standard single-mode fibers are demonstrated. 20% coupling efficiency is experimentally measured. Higher coupling efficiency is expected for particular designs according to simulation results.
Keywords :
diffraction gratings; elemental semiconductors; optical couplers; optical fibres; sandwich structures; silicon; silicon-on-insulator; slot line components; silicon sandwiched slot waveguides; standard single-mode fibers; vertical coupling; vertical grating couplers; CMOS technology; Diffraction; Fiber gratings; Optical fiber couplers; Optical fiber polarization; Photonics; Refractive index; Silicon compounds; Silicon on insulator technology; Very large scale integration;
Conference_Titel :
Group IV Photonics, 2008 5th IEEE International Conference on
Conference_Location :
Cardiff
Print_ISBN :
978-1-4244-1769-8
Electronic_ISBN :
978-1-4244-1768-1
DOI :
10.1109/GROUP4.2008.4638112
