Interpolating FIR filters: Difference between revisions

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Created page with 'This page offers a brief explanation of interpolation FIR filters. ==Example== Assume we start with the sample <math> \ [1 2 3 4 3 2 1] </math>. Padding with zeros gives: …'
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Revision as of 22:19, 15 November 2010

This page offers a brief explanation of interpolation FIR filters.

Example

Assume we start with the sample [1234321]. Padding with zeros gives: [1020304030201]. Let's apply 2 filters.

Filter 1: [11] (also written as y(kT)=1.0*x(kT)+1.0*x(k1)T)