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&...
| Main Authors: | , , , , , |
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| Format: | Article |
| Language: | English |
| Published: |
IEEE
2016-01-01
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| Series: | IEEE Photonics Journal |
| Subjects: | |
| Online Access: | https://ieeexplore.ieee.org/document/7544563/ |