Title :
Low-power silicon thermo-optic switch with folded waveguide arms and suspended ridge structures
Author :
Hashizume, Yasuaki ; Katayose, S. ; Tsuchizawa, Tai ; Watanabe, Toshio ; Itoh, M.
Author_Institution :
NTT Photonics Labs., NTT Corp., Atsugi, Japan
Abstract :
Proposed is a low-power switch with a folded waveguide arms layout and suspended ridge structures. An extremely low power consumption of 0.40 mW / MZI and a high extinction ratio of more than 30 dB for TE polarisation were achieved.
Keywords :
Mach-Zehnder interferometers; extinction coefficients; light polarisation; optical switches; optical waveguides; power consumption; silicon-on-insulator; thermo-optical devices; MZI; Si; TE polarisation; extinction ratio; folded waveguide arms; low-power silicon thermo-optic switch; power consumption; suspended ridge structures;
Journal_Title :
Electronics Letters
DOI :
10.1049/el.2012.1564
