# DTFT

1. For a discrete-time signal x[n] with the DTFT where b is an arbitrary constant compute the DTFT V(Ω) of v[n] = x[n] - x[n-1].

2. Compute the rectangular form of the four-point DFT of the following signal, which is zero for n<0 and n>=4.

3. Compute the inverse DTFT of: X(ω)=sinΩ cosΩ

4. Compute the inverse DTFT of X(ω)=Ω

© BrainMass Inc. brainmass.com October 10, 2019, 12:43 am ad1c9bdddfhttps://brainmass.com/engineering/electrical-engineering/computing-discrete-time-fourier-transform-303347

#### Solution Summary

This posting contains the solution to the given problems.

$2.19