DocumentCode
2765858
Title
A method based on Morlet wavelet for extracting vibration signal envelope
Author
Liu Chong Chun ; ZhengDing, Qiu
Author_Institution
Dept. of Electron. Eng., Jinan Univ., GuangZhou, China
Volume
1
fYear
2000
fDate
2000
Firstpage
337
Abstract
In this paper the wavelet envelope is defined. A method based on Morlet wavelet for extracting vibration signal envelope is presented. It is also proved by theoretical and experiment that the method is better than that of the Hilbert transform for extracting vibration signal envelope
Keywords
feature extraction; noise; signal processing; vibrations; wavelet transforms; Hilbert transform; Morlet wavelet; noise suppression; time domain transform; time-frequency localization; vibration signal envelope extraction; wavelet envelope; Data mining; Fault diagnosis; Fourier transforms; Information science; Multiresolution analysis; Noise reduction; Signal analysis; Time frequency analysis; Wavelet analysis; Wavelet transforms;
fLanguage
English
Publisher
ieee
Conference_Titel
Signal Processing Proceedings, 2000. WCCC-ICSP 2000. 5th International Conference on
Conference_Location
Beijing
Print_ISBN
0-7803-5747-7
Type
conf
DOI
10.1109/ICOSP.2000.894504
Filename
894504
Link To Document