ryTeach: ryDsp009 _ Convolution review

2015年4月22日星期三

ryDsp009 _ Convolution review

DSP_009

from wikipedia

http://en.wikipedia.org/wiki/Convolution

Convolution of box signal with itself2.gif

Convolution of box signal with itself2.gif

$(f * g )(t)\ \ \,$

$\stackrel{\mathrm{def}}{=}\ \int_{-\infty}^\infty f(\tau)\, g(t - \tau)\, d\tau$

$(f * g)[n]\ \stackrel{\mathrm{def}}{=}\ \sum_{m=-\infty}^\infty f[m]\, g[n - m]$

Some problems we will discuss
http://ocw.mit.edu/resources/res-6-007-signals-and-systems-spring-2011/assignments/MITRES_6_007S11_hw04.pdf

from MIT ocw
http://ocw.mit.edu/resources/res-6-007-signals-and-systems-spring-2011/video-lectures/lecture-4-convolution/

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