T. P. Traitement du Signal Maîtrise E.E.A. - LASC

Filter Designer
Filter Designer
The Filter Designer provides an interactive graphical environment for the
design of digital IIR and FIR filters based on specifications that you enter on a
magnitude or pole-zero plot.
Note You can also use the Filter Design and Analysis Tool (FDATool)
described in Chapter 5, “FDATool: A Filter Design and Analysis GUI” for filter
design and analysis.
Filter Types
You can design filters of the following types using the Filter Designer:
• Bandpass
• Lowpass
• Bandstop
• Highpass
FIR Filter Methods
You can use the following filter methods to design FIR filters:
• Equiripple
• Least squares
• Window
IIR Filter Methods
You can use the following filter methods to design IIR filters:
• Butterworth
• Chebyshev Type I
• Chebyshev Type II
• Elliptic
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