Title :
Step waveguide design for efficient coupling to integrated Ge/Si avalanche photodetectors
Author :
Wang, Xiaoxin ; Liu, Jifeng
Author_Institution :
Thayer Sch. of Eng., Dartmouth Coll., Hanover, NH, USA
Abstract :
We report a new step waveguide design for efficient coupling with integrated Ge/Si avalanche photodetectors, which offers high responsivity with a short horizontal absorption length.
Keywords :
germanium; integrated optics; optical waveguides; photodetectors; silicon; Ge-Si; integrated avalanche photodetectors; short horizontal absorption length; step waveguide design; Absorption; Couplings; Electric fields; Finite difference methods; Optical waveguides; Photonics; Silicon;
Conference_Titel :
Group IV Photonics (GFP), 2010 7th IEEE International Conference on
Conference_Location :
Beijing
Print_ISBN :
978-1-4244-6344-2
DOI :
10.1109/GROUP4.2010.5643415
