Title :
Fiber-optic interferometry strain sensor with optical ruler assisted Stepper Motor
Author :
Tsou, Chih-Yuan ; Hsu, Jung-Chen ; Tseng, Sheng-Chieh ; Hsu, Shih-Hsiang
Author_Institution :
Dept. of Electron. Eng., Nat. Taiwan Univ. of Sci. & Technol., Taipei, Taiwan
Abstract :
A fiber-optic strain sensor based on the two-staged optical low coherence Mach-Zehnder interferometry was proposed using 1.3-μm wavelength optical ruler assisted stepper motor. A 2.78-nε high resolution strain sensing was demonstrated.
Keywords :
fibre optic sensors; light coherence; light interferometry; stepping motors; strain sensors; Mach-Zehnder interferometry; fiber-optic interferometry; optical ruler assisted stepper motor; strain sensor; two-staged optical low coherence; wavelength 1.3 mum; Optical fiber couplers; Optical fiber sensors; Optical interferometry; Strain;
Conference_Titel :
Opto-Electronics and Communications Conference (OECC), 2012 17th
Conference_Location :
Busan
Print_ISBN :
978-1-4673-0976-9
Electronic_ISBN :
2166-8884
DOI :
10.1109/OECC.2012.6276644
