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Dual Wavelength Differential Detection of Fiber Bragg Grating Sensors with a Pulsed DFB Laser
We show how dual wavelength differential detection can be used to measure fiber Bragg grating sensors using nanosecond pulses from a single DFB laser diode, by taking advantage of its dynamic chirp. This can be performed in two ways: by measuring the reflected power from two separate pulses driven b...
Autores principales: | , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
MDPI
2020
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7506667/ https://www.ncbi.nlm.nih.gov/pubmed/32846881 http://dx.doi.org/10.3390/s20174766 |