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Method of improving light coupling efficiency between optical fibers and silicon waveguides

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6 Author(s)
Choudhury, A.N.M.M. ; Fiber Opt. Div., Molex Inc., Downers Grove, IL, USA ; Stanczyk, T.R. ; Richardson, D. ; Donval, A.
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A two-dimensional taper is fabricated in rib-loaded silicon-on-insulator waveguides to couple light from high-numerical-aperture fibers. Significant improvement in coupling efficiency is achieved. There is excellent agreement between measured and calculated coupling loss values.

Published in:

Photonics Technology Letters, IEEE  (Volume:17 ,  Issue: 9 )