半导体光子学与技术, 2005, 11 (4): 263, 网络出版: 2011-08-18
Application of Wavelet Transform in Dual-differential Optical Fiber F-P Interferometric Micro-displacement Measurement System
Application of Wavelet Transform in Dual-differential Optical Fiber F-P Interferometric Micro-displacement Measurement System
摘要
Abstract
Based on dual-differential comparing principle, an experimental system of optical fiber F-P interferometric micro-displacement measurement is introduced. It is capable of achieving the absolute displacement measurement, and wavelet transforms is adopted as theory fundament to extract the optical F-P interferometric characteristic signal and remove the noise, so its resolution can reach 0.01μm in the dynamic range of 0~1 mm.
ZHANG Shu-qing, YANG Feng-lu, WANG Xue-qiang, BAI Qin-yuan, ZHANG Li-guo. Application of Wavelet Transform in Dual-differential Optical Fiber F-P Interferometric Micro-displacement Measurement System[J]. 半导体光子学与技术, 2005, 11(4): 263. ZHANG Shu-qing, YANG Feng-lu, WANG Xue-qiang, BAI Qin-yuan, ZHANG Li-guo. Application of Wavelet Transform in Dual-differential Optical Fiber F-P Interferometric Micro-displacement Measurement System[J]. Semiconductor Photonics and Technology, 2005, 11(4): 263.