Miniaturizing Fiber Bragg Grating Interrogators on Chip

We demonstrate an FBG interrogator based on a Mach-Zehnder interferometer, implemented on a silicon photonic chip. The device can detect signals of 1kHz, with a dynamic spectral resolution of 54 fm/Hz 1/2 .

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Bibliographic Details
Published in2024 Italian Conference on Optics and Photonics (ICOP) pp. 1 - 3
Main Authors Elaskar, Javier, Bontempi, Francesca, Ayaz, Rana M.A., Tozzetti, Lorenzo, Velha, Philippe, Faralli, Stefano, Di Pasquale, Fabrizio, Oton, Claudio J.
Format Conference Proceeding
LanguageEnglish
Published IEEE 17.06.2024
Subjects
Bandwidth
FBG interrogation
Fiber gratings
integrated photonics
Mach-Zehnder interferometers
Noise level
Optical fiber devices
optical fiber sensing
Optics
Sensors
Signal resolution
Silicon photonics
Online AccessGet full text
DOI10.1109/ICOP62013.2024.10803659

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Summary:We demonstrate an FBG interrogator based on a Mach-Zehnder interferometer, implemented on a silicon photonic chip. The device can detect signals of 1kHz, with a dynamic spectral resolution of 54 fm/Hz 1/2 .
DOI:10.1109/ICOP62013.2024.10803659