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Category > Information Systems Posted 13 Jun 2017 My Price 3.00

Show that the direct computation of the N point DFT of length N sequence requires

Show that the direct computation of the N point DFT of length N sequence requires 4N2 real multiplication and 

 

 
 

 

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Alpha Geek
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Status NEW Posted 13 Jun 2017 07:06 AM My Price 3.00

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file 1497341375-Answer.docx preview (91 words )
S-----------how----------- th-----------at -----------the----------- di-----------rec-----------t c-----------omp-----------uta-----------tio-----------n o-----------f t-----------he -----------N p-----------oin-----------t D-----------FT -----------of -----------len-----------gth----------- N -----------seq-----------uen-----------ce -----------req-----------uir-----------es -----------4N2----------- r-----------eal----------- mu-----------lti-----------pli-----------cat-----------ion----------- an-----------d ----------- J-----------un -----------12 -----------201-----------7 0-----------1:1-----------6 P-----------M -----------Ans-----------wer----------- T-----------he -----------k-t-----------h s-----------amp-----------le -----------of -----------an -----------N-p-----------oin-----------t D-----------FT -----------is -----------giv-----------en -----------by -----------Thu-----------s t-----------he -----------com-----------put-----------ati-----------on -----------of -----------X[k-----------] r-----------equ-----------ire-----------s N----------- co-----------mpl-----------ex -----------mul-----------tip-----------lic-----------ati-----------ons----------- an-----------d N-----------–-----------1 c-----------omp-----------lex----------- ad-----------dit-----------ion-----------s. -----------Now----------- ea-----------ch -----------com-----------ple-----------x m-----------ult-----------ipl-----------ica-----------tio-----------n, -----------in -----------tur-----------n, -----------req-----------uir-----------es -----------4 r-----------eal----------- mu-----------lti-----------pli-----------cat-----------ion-----------s, -----------and----------- 2 -----------rea-----------l a-----------ddi-----------tio-----------ns.----------- Li-----------kew-----------ise-----------, e-----------ach----------- co-----------mpl-----------ex -----------add-----------iti-----------on -----------req-----------uir-----------es -----------2 r-----------eal----------- ad-----------dit-----------ion-----------s.
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