Fabrication-Tolerant Four-Mode Waveguide Crossing Based on PhC-like Subwavelength Structures at 2 µm

Taichi Muratsubaki; Takeshi Fujisawa; Yusuke Sawada; Takanori Sato; Kunimasa Saitoh

doi:10.1364/IPRSN.2021.IM2A.3

OSA Advanced Photonics Congress 2021
OSA Technical Digest (Optica Publishing Group, 2021),
paper IM2A.3
•https://doi.org/10.1364/IPRSN.2021.IM2A.3

Fabrication-Tolerant Four-Mode Waveguide Crossing Based on PhC-like Subwavelength Structures at 2 µm

Taichi Muratsubaki, Takeshi Fujisawa, Yusuke Sawada, Takanori Sato, and Kunimasa Saitoh

Integrated Photonics Research, Silicon and Nanophotonics 2021

Washington, DC United States
26–29 July 2021
ISBN: 978-1-943580-94-1

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Novel Fabrication Processes and Solutions I (IM2A)

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T. Muratsubaki, T. Fujisawa, Y. Sawada, T. Sato, and K. Saitoh, "Fabrication-Tolerant Four-Mode Waveguide Crossing Based on PhC-like Subwavelength Structures at 2 µm," in OSA Advanced Photonics Congress 2021, B. Yang, F. Leo, A. Tauke-Pedretti, S. Arafin, M. Clerici, L. Caspani, L. Busse, M. Kats, J. Fan, W. Ming (Steve) Lee, D. Caplan, N. Parsons, W. Freude, C. Tremblay, D. Hillerkuss, K. Igarashi, H. Elgala, N. Guerrero Gonzalez, R. "Patty" Stabile, K. Jaeger, R. Saive, H. Aziz, and H. Tan, eds., OSA Technical Digest (Optica Publishing Group, 2021), paper IM2A.3.

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Abstract

A four-mode waveguide crossing based on photonic-crystal-like subwavelength structures is proposed at the 2 µm waveband, together with a novel direct binary search algorithm for obtaining fabrication-tolerant structures.

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