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Conferences > OFC > 2014 > Th2A > Th2A.58

Robust Design of 3-dB Directional Coupler with Weak Gap Sensitivity for Silicon Wire Waveguide

G. W. Cong, K. Suzuki, S. H. Kim, K. Tanizawa, S. Namiki, and H. Kawashima

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Abstract

We designed a robust 3-dB directional coupler which has a narrow silicon core and a wide gap. Performance insensitivity is improved by more than 10 times from the conventional coupler. Better stability was experimentally verified.

© 2014 Optical Society of America

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