Title :
Narrow gap width induced radiation loss on waveguide coupled microring
Author :
Tseng, Chih-Wei ; Tsai, Chih-Wei ; Lin, Kaung-Cheng ; Lee, Ming-Chang ; Chen, Yung-Jui
Author_Institution :
Inst. of Photonics Technol., Nat. Tsing Hua Univ., Hsinchu, Taiwan
Abstract :
We have carried out a detailed study of gap induced radiation loss effect in a micro-ring resonator. Our data show that small-gap induced loss dominates the total ring loss as the gap is less than 225 nm for TM mode.
Keywords :
micromechanical resonators; optical losses; optical waveguides; microring resonator; narrow gap width induced radiation loss; small-gap induced loss; total ring loss; waveguide coupled microring; Couplings; Optical losses; Optical ring resonators; Optical waveguides; Propagation losses; Silicon; SOI; microring; radiation loss;
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/GROUP4.2012.6324163
