| 小波变换在弱信号检测中的应用研究 |
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| 引用本文： | 段锦升,熊晓燕.小波变换在弱信号检测中的应用研究[J].机械工程与自动化,2007(5):96-97. |
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| 作者姓名： | 段锦升 熊晓燕 |
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| 作者单位： | 太原理工大学,机械电子研究所,山西,太原,030024 |
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| 摘 要： | 介绍了小波变换原理,将小波变换用于弱信号检测并与传统的傅里叶变换方法进行了比较,仿真结果表明,小波变换能有效提高信噪比。
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| 关 键 词： | 小波变换 弱信号检测 信噪比 傅里叶变换 |
| 文章编号： | 1672-6413（2007）05-0096-02 |
| 修稿时间： | 2007-03-19 |
Research on the Application of Wavelet Transform in Weak Signal Detection |
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| DUAN Jin-sheng,XIONG Xiao-yan.Research on the Application of Wavelet Transform in Weak Signal Detection[J].Mechanical Engineering & Automation,2007(5):96-97. |
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| Authors: | DUAN Jin-sheng XIONG Xiao-yan |
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| Affiliation: | Institute of Mechanical and Electronic Engineering,Taiyuan University of Technology,Taiyuan 030024,China |
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| Abstract: | The principle of the wavelet transform is introduced.The wavelet transform is used to detect the weak signal,and it is compared with the way of Fourier transform.The result of simulation shows that the wavelet transform can improve signal-to-noise ratio effectively. |
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| Keywords: | wavelet transform weak signal detection signal-to-noise ratio Foreier transform |
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