[1] FAN C X,CAO L N.Communication principle[M].Beijing:National Defense Industry Press,2012.
[2] HO K C,PROKOPIW W,CHAN Y T.Modulation identification of digit wavelet transform[J].IEEE Proceeding of Radar,Sonar,Navigation,2000,147(4):169-176.
[3] LIANG H,HO K C.Identification of digital modulation types using the wavelet transform[C]//Military Comunication Conference,1999:427-431.
[4] WANG Y J,WANG Y P,ZHAO L J.Identification of modulation signals based on SVM[J].Modern Electronic Technique,2007(4):192-194.)
[5] ZHANG C Z,DUAN T D,LIU S G,et al.Recognition of OFDM and single carrier digital signals based on wavelet ridge[J].Signal Processing,2011,21(7):1100-1105.
[6] DAUBECHIES I,LU F J,WU H T.Synchrosqueezed wavelet transforms: an empirical mode decomposition like tool[J].Applied and Computational Harmonic Analysis, 2011,30:243-261.
[7] PAN J S.Research on wavelet ridge extraction method and it's applications[D].Nanjing:Nanjing University of Aeronautics and Astronautics,2014.