Title :
High efficiency grating coupler for 3 µm SOI waveguides
Author :
Levy, Jacob S. ; Feng, Dazeng ; Qian, Wei ; Liang, Hong ; Shafiiha, Roshanak ; Krishnamoorthy, Ashok V. ; Asghari, Mehdi
Author_Institution :
Kotura Inc., Monterey Park, CA, USA
Abstract :
We demonstrate a grating coupler for use on a 3 μm device layer SOI platform by employing a two-stage taper. Our measured radiation efficiency is 75% and simulations show output as high as 86%.
Keywords :
diffraction gratings; integrated optics; optical couplers; optical waveguides; silicon-on-insulator; SOI platform; SOI waveguides; Si; device layer; high efficiency grating coupler; radiation efficiency; size 3 mum; two-stage taper; Couplers; Couplings; Diffraction gratings; Gratings; Optical waveguides; Semiconductor device measurement; Silicon; Photonic integrated circuits; gratings; integrated optics; optical coupling;
Conference_Titel :
Group IV Photonics (GFP), 2012 IEEE 9th International Conference on
Conference_Location :
San Diego, CA
Print_ISBN :
978-1-4577-0826-8
DOI :
10.1109/GROUP4.2012.6324127
