Title :
FBG interrogation with a scanning Fabry-Perot filter and Gaussian line-fitting algorithm
Author :
Lee, Hyun Wook ; Song, Minho
Author_Institution :
Div. of Electron. & Inf. Eng., Chonbuk Nat. Univ., South Korea
Abstract :
We used Gaussian line-fitting algorithm to the scanning Fabry-Perot based Bragg wavelength shift detection method. By locating peak positions with the fitted lines instead of distorted reflection signals, more accurate and consistent measurements have been demonstrated.
Keywords :
Bragg gratings; Gaussian distribution; fibre optic sensors; optical fibres; optical filters; spectral line shift; Bragg wavelength shift detection; FBG interrogation; Gaussian line-fitting algorithm; scanning Fabry-Perot filter; Bragg gratings; Fabry-Perot; Fiber gratings; Filters; Noise shaping; Power system reliability; Sensor systems; Signal processing algorithms; Temperature sensors; Wavelength measurement;
Conference_Titel :
Lasers and Electro-Optics Society, 2005. LEOS 2005. The 18th Annual Meeting of the IEEE
Print_ISBN :
0-7803-9217-5
DOI :
10.1109/LEOS.2005.1548332
