Assignment 7 Digital Signal Processing Compute the four

Assignment 7
Digital Signal Processing
Compute the four point DFT of four point sequence
x(n)=(0123)
Explain about the periodicity and Linearity of DFT.
By means of DFT and IDFT determine the sequence x3(n) using x1(n) and x2(n)
x1(n)={2121}
x2(n)={1234}
By means of DFT and IDFT determine the response of FIR filter with impulse response
h(n)={123} and input sequence x(n)={1221}
The first five point of eight point DFT of a real valued sequence are {0.25 0.125-j0.3018 0 0.125-j0.0518 0}. Determine the remaining three points.
Compute the N-point DFT of the signals

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