Efficient broadband silicon-on-insulator grating coupler with low backreflection
- 31 May 2011
- journal article
- Published by Optica Publishing Group in Optics Letters
- Vol. 36 (11) , 2101-2103
- https://doi.org/10.1364/ol.36.002101
Abstract
We design and fabricate an efficient broadband grating coupler on a thick silicon-on-insulator wafer. The measured coupling loss is when coupling to a single-mode fiber at wavelength with TE polarization. The spectral FWHM and backreflection are determined to be and , respectively.
Keywords
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