摘要
The paper proposes a multichannel digital filtering method for signal, discusses the application of spectral analysis in the method, and introduces an improved fast transformation formula for Fourier forward and inverse transformation.
ＡｐｐｌｉｃａｔｉｏｎｏｆＳｐｅｃｔｒａｌＡｎａｌｙｓｉｓｉｎＭｕｌｔｉｃｈａｎｎｅｌＤｉｇｉｔａｌＦｉｌｔｅｒＳＵＮＹｕｑｉｎ；ＨＵＡＮＧＱｉｎｇｃｈｅｎｇ；ＹＥＤｏｎｇ；ＺＨＡＮＧＺｈｉｊｉａｎｇ；ＣＨＥＲｅｎｓｈｅｎｇ（孙玉芹）；（黄庆成）；（...
