Title :
Optimizing imbalance and loss in 2/spl times/2 3 dB multimode interference couplers via access waveguide width
Author :
Hill, Martin T. ; Leijtens, X.J.M. ; Khoe, G.D. ; Smit, M.K.
Author_Institution :
Dept. of Electr. Eng., Eindhoven Univ. of Technol., Netherlands
Abstract :
Remarkably, there exists optimum coupler access waveguide widths which give minimum imbalance. Low excess loss is also achieved at the optimum width. These model results are supported by simulations, and experimental data from InP/InGaAsP couplers.
Keywords :
III-V semiconductors; gallium arsenide; indium compounds; optical fibre couplers; optical fibre losses; ridge waveguides; wide band gap semiconductors; 3 dB; InP-InGaAsP; InP-InGaAsP couplers; multimode interference coupler loss; optimum coupler access waveguide width; Couplers; Etching; Integrated optics; Interference; Optical device fabrication; Optical devices; Optical losses; Optical waveguides; Silicon compounds; Waveguide components;
Conference_Titel :
Lasers and Electro-Optics, 2003. CLEO '03. Conference on
Conference_Location :
Baltimore, MD, USA
Print_ISBN :
1-55752-748-2
