david753
Full Member level 1
difference between dtf and dtft
In DTFT, time domain sampling data is multiply by e^-j2*pi*f*n, then summation.
But, in DTF, time domain sampling data is multiply by e^-j2*pi*n*k/N, then summation.
why it divids by N in DTF, comparing to DTFT?
In DTFT, time domain sampling data is multiply by e^-j2*pi*f*n, then summation.
But, in DTF, time domain sampling data is multiply by e^-j2*pi*n*k/N, then summation.
why it divids by N in DTF, comparing to DTFT?