Multipoint FBG sensing using incoherent OFDR and two-photon absorption process in Si-APD

Ryosuke Sato; Reina Takagi; Itsuki Saito; Naofumi Sonoda; Shihua Zhaoa; Yosuke Tanaka

doi:10.1364/CLEO_AT.2022.JW3B.94

Conference on Lasers and Electro-Optics
Technical Digest Series (Optica Publishing Group, 2022),
paper JW3B.94
•https://doi.org/10.1364/CLEO_AT.2022.JW3B.94

Multipoint FBG sensing using incoherent OFDR and two-photon absorption process in Si-APD

Ryosuke Sato, Reina Takagi, Itsuki Saito, Naofumi Sonoda, Shihua Zhaoa, and Yosuke Tanaka

CLEO: Applications and Technology 2022

San Jose, California United States
15–20 May 2022
ISBN: 978-1-957171-05-0

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Joint Poster Session II-B (Virtual) (JW3B)

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R. Sato, R. Takagi, I. Saito, N. Sonoda, S. Zhaoa, and Y. Tanaka, "Multipoint FBG sensing using incoherent OFDR and two-photon absorption process in Si-APD," in Conference on Lasers and Electro-Optics, Technical Digest Series (Optica Publishing Group, 2022), paper JW3B.94.

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Abstract

We propose multipoint sensing using fiber Bragg gratings having almost the same Bragg wavelength and incoherent optical frequency domain reflectometry along with two-photon absorption process in Si-APD. The principle is confirmed by using multicore FBG.

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