The Fourier transform of discrete time signal x(n) is denoted by X(w) and it is given by
The Fourier transform of discrete sequence x(n) is given by
where X(ω) is the continuous function of ω and the range of ω is from − π to + π or 0 to 2π.
Symmetry Properties of Fourier Transform
Properties of Fourier Transform
Circular Folded Sequence
|x (n)N||N-point sequence plotted across the circle anti-clockwise ...|