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Optical-fibre coupling to high-silica channel waveguides with fibre-guiding grooves |
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| Authors: | Yamada Y. Kawachi M. Yasu M. Kobayashi M. |
| Affiliation: | NTT Ibaraki Electrical Communication Laboratory, Tokai, Japan; |
| Abstract: | A practical coupling technique between high-silica multimode channel waveguides and optical fibres has been demonstrated using guiding grooves formed simultaneously with waveguides on a substrate. The fibre-waveguide (15 mm long)-fibre insertion loss was 1.23 dB. |
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