Ultrabroadband High Coupling Efficiency Fiber-to-Waveguide Coupler Using Si<inline-formula> <tex-math notation="LaTeX">$_{3}$</tex-math></inline-formula>N<inline-formula><tex-math notation="LaTeX">$_{4}$ </tex-math></inline-formula>/SiO<inline-formula><tex-math notation="LaTeX">$_{2}$</tex-math></inline-formula> Waveguides on Silicon

Ultrabroadband High Coupling Efficiency Fiber-to-Waveguide Coupler Using Si<inline-formula> <tex-math notation="LaTeX">$_{3}$</tex-math></inline-formula>N<inline-formula><tex-math notation="LaTeX">$_{4}$ </tex-math></inline-formula>/SiO<inline-formula><tex-math notation="LaTeX">$_{2}$</tex-math></inline-formula> Waveguides on Silicon

An easy-to-fabricate but very efficient fiber-to-waveguide coupler is theoretically analyzed and experimentally demonstrated. In this design, light from a single-mode fiber can be butt coupled into a single-mode high-index-contrast Si<sub>3</sub>N<sub>4</sub>/SiO<sub>2&...

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Bibliographic Details
Main Authors: Tiecheng Zhu, Yiwen Hu, Pradip Gatkine, Sylvain Veilleux, Joss Bland-Hawthorn, Mario Dagenais
Format: Article
Language:English
Published: IEEE 2016-01-01
Series:IEEE Photonics Journal
Subjects:
Integrated optics devices
photonic integrated circuits
waveguides
Online Access:https://ieeexplore.ieee.org/document/7544563/

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