It does not need the prior knowledge,overcomes the problem of undetected information of haar wavelet transform method and increase the applicability of the method of automatic modulation recognition based on wavelet transform.

• 验证该方法较现有文献利用Haar小波变换识别信号方法具有更好的性能,而且克服了现有文献采用Haar小波变换识别调制信号的漏检问题,提高了运算速度和性能,并有效增加了小波变换识别调制信号方法的适用性。