Title :
Short efficient non-adiabatic spot-size converters by mode interference in silicon-on-insulator waveguides
Author :
Caspers, J. Niklas ; MacKay, Alex W. ; Poon, Joyce K S
Author_Institution :
Dept. of Electr. & Comput. Eng. & Inst. for Opt. Sci., Univ. of Toronto, Toronto, ON, Canada
Abstract :
4 μm long spot-size converters for coupling to single-mode silicon-on-insulator wire waveguides with losses of ~0.8 dB are demonstrated. The efficiency is maximized by mode interference and exceeds that of linear tapers with equivalent lengths.
Keywords :
convertors; light interference; optical losses; optical waveguides; silicon-on-insulator; Si; linear tapers; mode interference; nonadiabatic spot-size converters; single-mode silicon-on-insulator wire waveguides; size 4 mum; Couplers; Couplings; Interference; Loss measurement; Optical fiber couplers; Optical fiber devices;
Conference_Titel :
Optical Fiber Communication Conference and Exposition (OFC/NFOEC), 2012 and the National Fiber Optic Engineers Conference
Conference_Location :
Los Angeles, CA
Print_ISBN :
978-1-4673-0262-3
