Researching | Multicore Fiber Bragg Grating-Based Curvature Sensor Interrogated by Matched-Filter Technique

Acta Optica Sinica, Volume. 38, Issue 3, 328014(2018)

Multicore Fiber Bragg Grating-Based Curvature Sensor Interrogated by Matched-Filter Technique

Zheng Di^1,2、*, Pan Wei¹, and Sales Salvador²

Author Affiliations

¹[in Chinese]

²ITEAM Research Institute, Universitat Politècnica de València, Valencia 46022, Spain

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Fig. 1. Schematic of the multicore FBG-based curvature sensor based on matched-filter interrogation

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Fig. 2. Experimental setup for curvature sensing

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Fig. 3. Reflection spectra of the matched-filter FBGs

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Fig. 4. Matched-filter output power at different curvatures

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Fig. 5. Matched-filter output power at different applied axial strains

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Fig. 6. Matched-filter output power at different temperatures

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Zheng Di, Pan Wei, Sales Salvador. Multicore Fiber Bragg Grating-Based Curvature Sensor Interrogated by Matched-Filter Technique[J]. Acta Optica Sinica, 2018, 38(3): 328014

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Paper Information

Special Issue:

Received: Oct. 17, 2017

Accepted: --

Published Online: Mar. 20, 2018

The Author Email: Di Zheng (dzheng@home.swjtu.edu.cn)

DOI:10.3788/AOS201838.0328014

Topics

laser devices and laser physics

Lasers and Laser Optics

laser manufacturing

Instrumentation, Measurement and Metrology