Abstract:A novel nonuniform sampling digital spectrum processing method based on wavelet transform is studied in this paper. The fundamental principle of nonuniform sampling wavelet transform is introduced and the processing procedure is presented from the uniform wavelet to nonuniform wavelet. The nonuniform sampling wavelet transform method is applied to the frequency detection in this paper. The results of the experiments show that it is an effective method for signal detection and it can exactly estimate the frequencies of sinusoidal signals.
汪安民; 王殊; 陈明欣. 基于小波变换的非均匀采样信号频谱的研究[J]. 电子与信息学报, 2005, 27(3): 427-430 .
Wang An-min; Wang Shu; Chen Ming-xin . Study on Spectrum of Nonuniform Sampling Signals Based on Wavelet Transform. , 2005, 27(3): 427-430 .