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Conference Paper
Coherent Optical Technologies and Applications
Whistler Canada
June 25, 2006
ISBN: 1-55752-809-8
Coherent Biosensing and Imaging I (CWD)

Fiber Grating Sensor Array Interrogation Using a Frequency-Shifted Interferometer and Fourier Analysis

Yu Liu, Li Qian, Bing Qi, and Xijia Gu

http://dx.doi.org/10.1364/COTA.2006.CWD4


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Abstract

We interrogate an 11-grating sensor array with random wavelength overlap using a novel frequency-shifted interferometer. Fourier analysis of the interference signal as a function of the frequency shift resolves the positions of the grating.

© 2006 Optical Society of America

OCIS Codes
(060.0060) Fiber optics and optical communications : Fiber optics and optical communications
(060.2300) Fiber optics and optical communications : Fiber measurements
(060.2370) Fiber optics and optical communications : Fiber optics sensors

Citation
Y. Liu, L. Qian, B. Qi, and X. Gu, " Fiber Grating Sensor Array Interrogation Using a Frequency-Shifted Interferometer and Fourier Analysis," in Optical Amplifiers and Their Applications/Coherent Optical Technologies and Applications, Technical Digest (CD) (Optical Society of America, 2006), paper CWD4.
http://www.opticsinfobase.org/abstract.cfm?URI=COTA-2006-CWD4


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