(New page: <math>x[n] = 2 + cos(\omega_0 n) + 4sin(\omega_0 n + \frac{\pi}{2})</math> where <math>\omega_0 = \frac{2\pi}{N}</math>. <math>h[n] = x[n] * \delta[n] = </math>) |
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where <math>\omega_0 = \frac{2\pi}{N}</math>. | where <math>\omega_0 = \frac{2\pi}{N}</math>. | ||
| − | <math>h[n] = x[n] * \delta[n] = </math> | + | <math>h[n] = x[n] * \delta[n] = \sum_{k=-\infty}^\infty x[k]\delta[n-k]</math> |
| + | |||
| + | <math>h[n] = \bigg\{ \frac{x[n], when k = n}{0, else}</math> | ||
Revision as of 04:16, 26 September 2008
$ x[n] = 2 + cos(\omega_0 n) + 4sin(\omega_0 n + \frac{\pi}{2}) $
where $ \omega_0 = \frac{2\pi}{N} $.
$ h[n] = x[n] * \delta[n] = \sum_{k=-\infty}^\infty x[k]\delta[n-k] $
$ h[n] = \bigg\{ \frac{x[n], when k = n}{0, else} $
