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m Graeme Bartlett moved page FIR Transfer function to FIR transfer function: lower casing |
m Fix link to Low-pass filter |
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:<math>h(t) = \begin{cases} 0, & \forall &-\infty &\le & t &\le 0 \\ e^{-t}, \quad & \forall &0 &\le & t &\le +\infty \end{cases}</math>
Examine this filter in its frequency ___domain, we see that this frequency response resembles a [[Low-pass filter|low-pass filter]] as in the lower frequency, the magnitude is being passed and the higher frequency, the magnitude of the filter is being deleted which means that the higher frequency is not transferred
[[File:Single sided filter frequency response.jpg|Single sided filter frequency response]]
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