%priklady na DTFS = DFT = FFT %vstup signalu SIGSIZE=64 n=0:1:SIGSIZE-1 %fnc1=1-abs(2*n/SIGSIZE-1) fnc1=zeros(SIGSIZE,1); fnc1(1:SIGSIZE/8)=ones(SIGSIZE/8,1) %vykreslime povodny signal figure('Name','DTFS');grid on ;hold on; %plot(n,fnc1,'Color','blue'); stem(n,fnc1,'-ob') freq_signal=fft(fnc1) stem(n,freq_signal,'-or') %rekonstrukcia signalu a vykreslenie rekon_signal=ifft(freq_signal) stem(n,rekon_signal,'-og') return