piclist 2002\09\20\122923a >
Thread: Challenge: FIR Filter on an 18f series device
www.piclist.com/techref/microchip/math/filter.htm?key=filter
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face BY : Scott Dattalo email (remove spam text)



On Fri, 20 Sep 2002, Olin Lathrop wrote:

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I hate to argue with you Olin, but I think you were right the first time.

When you have a filter and some data then the act of filtering is
convolving.  The mechanics of the arithmetic are essentially identical. In
convolution, one vector is inverted before the sum of products is
computed.

Scott

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Subject (change) Challenge: FIR Filter on an 18f series device

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