# Difference between revisions of "DSP/Convolution"

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− | Convolution | + | == How is it used == |

+ | Two signals are blended together, sample by sample. | ||

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+ | == Why is it used == | ||

+ | Convolution in the time domain is multiplication in the frequency domain and vice versa. It allows us to better understand the relation between frequency and transient response. | ||

+ | |||

+ | == Example 1 == | ||

+ | [http://upload.wikimedia.org/wikipedia/commons/c/c6/Convolucion_Funcion_Pi.gif] |

## Latest revision as of 11:46, 21 September 2009

## How is it used

Two signals are blended together, sample by sample.

## Why is it used

Convolution in the time domain is multiplication in the frequency domain and vice versa. It allows us to better understand the relation between frequency and transient response.