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IEICE TRANSACTIONS on Electronics

Wavelength Switching Using GaInAs/InP MQW Variable Refractive-Index Arrayed Waveguides by Thermo-Optic Effect

Yu SHIMIZU, Sou KAWABE, Hiroya IWASAKI, Takayuki SUGIO, Kazuhiko SHIMOMURA

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Summary :

We have successfully demonstrated a GaInAs/InP multiple quantum well (MQW)-based wavelength switch composed of the straight arrayed waveguide with linearly varying refractive index distribution by changing the refractive index using thermo-optic effect. Since optical path length differences between waveguides in the array were achieved through refractive index differences that were controlled by SiO2 mask design in selective metal-organic vapor phase epitaxy (MOVPE), wavelength demultiplexing, and the output port switching in each wavelength of light by the refractive index change in the array waveguides through the thermo-optic effect were achieved. We have obtained the wavelength switching and the change of transmission spectra in each output ports.

Publication
IEICE TRANSACTIONS on Electronics Vol.E91-C No.7 pp.1110-1116
Publication Date
2008/07/01
Publicized
Online ISSN
1745-1353
DOI
10.1093/ietele/e91-c.7.1110
Type of Manuscript
Special Section PAPER (Joint Special Section on Opto-electronics and Communications toward NGN and beyond)
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