基于虚拟仪器和小波分析技术的信号消噪仪的设计  

Design of Signal Denoisor Based on Virtual Instrument and Wavelet Analysis Technique

作　　者：徐园园[1] 郑力新[1] 戴在平[1] 

机构地区：[1]华侨大学信息科学与工程学院,福建泉州362021

出　　处：《鲁东大学学报（自然科学版）》2007年第2期129-132,共4页Journal of Ludong University:Natural Science Edition

基　　金：福建省自然科学基金(A0510017)

摘　　要：提出了一种基于虚拟仪器和小波分析技术相结合的信号消噪仪的设计方法.通过LabWindows/CVI和Matlab的混合编程,利用Matlab中功能强大的小波分析工具箱进行数据处理,应用Matlab script节点实现了对非平稳信号的小波消噪.将此方法应用于光电色选信号的消噪取得了较好的效果.A method of signal denoisor is put forward which is based on combining virtual instrument and wavelet analysis technique.Through mixed programming of LabWindows/CVI and Matlab,the powerful wavelet toolbox of Matlab is used to processing data,and the Matlab script node is applied to realizing wavelet denoising of the nonstationary signal.The new method is applied in the denoising of photoelectricity color sorter signal and the results show that it is effective.The development and application of intelligent v...

关 键 词：虚拟仪器 LABWINDOWS/CVI MATLAB 小波分析 信号消噪 

分 类 号：TN911[电子电信—通信与信息系统]