IIR

ScopeIIR

Synopsis: 
IIR filter design tool for Windows

Digital Signal Processing Tutorial

Synopsis: 
Java applets for digital filter design

IIR Filter Basics

Infinite Impulse Response (IIR) filters are fundamental elements of Digital Signal Processing. This is dspGuru's mini-FAQ of "Frequently Asked Questions" on the subject of IIR filters.

1. IIR Basics

1.1 What are IIR filters? What does "IIR" mean?

IIR filters are one of two primary types of digital filters used in Digital Signal Processing (DSP) applications (the other type being FIR). "IIR" means "Infinite Impulse Response".

IIR Filter FAQ

Infinite Impulse Response (IIR) filters are fundamental elements of Digital Signal Processing.  Here, dspGuru answers "Frequently Asked Questions" about IIR filtering.

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