College of Mathematics and Information Science, Henan University,Kaifeng 475001,China；2．Centrum voor Wiskunde en Informatica,Kruislaan413,A msterdam 1090 GB, The Netherlands
About author:LI Deng-feng（1964－）,male,native of Jiyuan,Henan,Ph．D．,a professor of Henan Universityengages in wavelet analysisharmonic analysis and the applications of wavelet in signal processingimage processing and communications．
Supported by:
Supported by the Natural Science Foundation of Henan Province（0211050300）；Supported by the Natural
Science Foundation of Henan University（2002）
