ch32快速傅里葉變換（fft）-文庫吧
2025-08-26 22:22 本頁面
【正文】 )3()1()2()0( 1 11 1 1 1 1 11 1 1 1)3()2()1()0( )3()2()1()0( 1 11 1 1 1 1 11 1 1 1)3()2()1()0(1414141414141414xxxxWWWWXXXXxxxxWWWWXXXX14140213)]3()1([)]2()0([)3()]3()1([)]2()0([)2()]3()1([)]2()0([)1()]3()1([)]2()0([)0(1,4WxxxxXxxxxXWxxxxXxxxxXWWWWN???????????????????????Biomedical signal processing Nankai University, CY LI, 基 2FFT算法的推導(dǎo) (1) ? krNrrkNrnkNNnNLWrxWrxWnxkXrrxrxrxrxnxLNNN)12(102101022122)12()2()()(1,. .. ,2,1,0 )()12()()2()(i n t:,2?????????? ??????????????122NWW N ?)()()()( 21102101 2222kXWkXWrxWWrx kNrkrkNrkrNNNN???? ??????Biomedical signal processing Nankai University, CY LI, 基 2FFT算法的推導(dǎo) (2) 1, .. .,1,0 )()()()(1, .. .,1,0 )()()(222212121?????????????NNNkNkkXkXkXkXNkkXWkXkXkNkN WW N ??? 21,...,1,0 )()()( )()()(221221 ????????????NkNNkN kkXWkXkXkXWkXkXBiomedical signal proces
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