Title :
Fully-etched photonic crystal grating coupler as an interface between single-mode fibers and photonic circuits on silicon-on-insulator
Author :
Liu, Liu ; Pu, Minhao ; Yvind, Kresten ; Hvam, Jørn M.
Author_Institution :
Dept. of Photonics Eng., Tech. Univ. of Denmark, Lygnby, Denmark
Abstract :
A fully-etched photonic crystal grating coupler with low back reflections is introduced as an interface between single-mode fibers and silicon-on-insulator wire waveguides. Peak coupling efficiency of 27% and 1-dB bandwidth of 34 nm is achieved.
Keywords :
diffraction gratings; integrated optics; optical fibre couplers; optical waveguides; photonic crystals; silicon-on-insulator; back reflections; coupling efficiency; fully-etched photonic crystal grating coupler; photonic circuits; silicon-on-insulator wire waveguides; single-mode fibers; Bandwidth; Coupling circuits; Etching; Fiber gratings; Optical fiber couplers; Optical reflection; Optical waveguides; Photonic crystal fibers; Photonic crystals; Silicon on insulator technology;
Conference_Titel :
Optical Fiber Communication (OFC), collocated National Fiber Optic Engineers Conference, 2010 Conference on (OFC/NFOEC)
Conference_Location :
San Diego, CA
Electronic_ISBN :
978-1-55752-884-1
