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Conferences > ACPC > 2020 > M4A > M4A.159
  • Asia Communications and Photonics Conference/International Conference on Information Photonics and Optical Communications 2020 (ACP/IPOC)
  • OSA Technical Digest (Optica Publishing Group, 2020),
  • paper M4A.159
  • •https://doi.org/10.1364/ACPC.2020.M4A.159

Ultra-Compact Bandwidth Tunable Filter via Subwavelength Grating-Assisted Contra-Directional Coupler Employing Double Grating Arrays Perturbations

Yuan Wang, Yaotian Zhao, Kangnian Wang, Xuhan Guo, and Yikai Su

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Abstract

An ultra-compact tunable filter based on subwavelength grating and taper waveguides with double grating arrays perturbations has been proposed. The bandwidth tunability of ~7.6 nm is achieved with a coupling length of only 60 μm.

© 2020 The Author(s)

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