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Compute the discrete Fourier transform of the discrete-time signal | Compute the discrete Fourier transform of the discrete-time signal | ||
| − | <math>x[n]= e^{j \frac{2}{3} \pi n}</math>. | + | <math>x[n]= e^{-j \frac{2}{3} \pi n}</math>. |
How does your answer related to the Fourier series coefficients of x[n]? | How does your answer related to the Fourier series coefficients of x[n]? | ||
Revision as of 06:13, 15 October 2010
Practice Question 1, ECE438 Fall 2010, Prof. Boutin
On Computing the DFT of a discrete-time periodic signal
Compute the discrete Fourier transform of the discrete-time signal
$ x[n]= e^{-j \frac{2}{3} \pi n} $.
How does your answer related to the Fourier series coefficients of x[n]?
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