DocumentCode
1971090
Title
Signal processing of Sagnac fiber interferometer used as distributed sensor with wavelets
Author
Liu, Yan ; Jia, Jun ; Tao, Pei-lin ; Yin, Guo-lu ; Tan, Zhong-wei ; Ren, Wen-hua ; Jian, Shui-sheng
fYear
2010
fDate
8-12 Dec. 2010
Firstpage
290
Lastpage
291
Abstract
Signal processing is studied for Sagnac fiber distributed sensors. Wavelet denoising and wavelet decomposition are comparatively used to analyze signals in frequency domain to give smoothed frequency spectra, based on which null frequencies of the spectra are found more accurately. The analysis is helpful to more accurately locate the disturbance.
Keywords
Sagnac interferometers; decomposition; distributed sensors; frequency-domain analysis; signal denoising; wavelet transforms; Sagnac fiber distributed sensors; Sagnac fiber interferometer; frequency domain; frequency spectra; signal processing; wavelet decomposition; wavelet denoising; Frequency conversion; Frequency domain analysis; Noise reduction; Optical fiber sensors; Sagnac interferometers; Wavelet analysis; Wavelet domain;
fLanguage
English
Publisher
ieee
Conference_Titel
Communications and Photonics Conference and Exhibition (ACP), 2010 Asia
Conference_Location
Shanghai
Print_ISBN
978-1-4244-7111-9
Type
conf
DOI
10.1109/ACP.2010.5682721
Filename
5682721
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