Ultra-compact and broadband 3-dB power splitter based on subwavelength grating at 2-μm

Zelu Wang; Yingjie Liu; Shuai Wang; Yilin Liu; Jiangbing Du; Qinghai Song; Ke Xu

doi:10.1364/OFC.2021.Tu1C.5

Optical Fiber Communication Conference (OFC) 2021
OSA Technical Digest (Optica Publishing Group, 2021),
paper Tu1C.5
•https://doi.org/10.1364/OFC.2021.Tu1C.5

Ultra-compact and broadband 3-dB power splitter based on subwavelength grating at 2-μm

Zelu Wang, Yingjie Liu, Shuai Wang, Yilin Liu, Jiangbing Du, Qinghai Song, and Ke Xu

Optical Fiber Communication Conference 2021

Washington, DC United States
6–11 June 2021
ISBN: 978-1-943580-86-6

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Polarization and Beam Splitting Optical Devices (Tu1C)

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Z. Wang, Y. Liu, S. Wang, Y. Liu, J. Du, Q. Song, and K. Xu, "Ultra-compact and broadband 3-dB power splitter based on subwavelength grating at 2-μm," in Optical Fiber Communication Conference (OFC) 2021, P. Dong, J. Kani, C. Xie, R. Casellas, C. Cole, and M. Li, eds., OSA Technical Digest (Optica Publishing Group, 2021), paper Tu1C.5.

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Abstract

We demonstrate a 3-dB power splitter based on subwavelength grating waveguides. The devices footprint is only 3 μm ×2 μm. The insertion loss is < 0.3 dB and the bandwidth exceeds 55 nm at 2-μm waveband.

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