iir_butterzpk (MathScript RT Module Function)

LabVIEW 2012 MathScript RT模块帮助

版本日期:June 2012

产品编号:373123C-0118

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(仅限Windows)

Owning Class: filter design

Requires: MathScript RT Module

Syntax

[z, p, k] = iir_butterzpk(n)

Legacy Name: buttap

Description

Generates the zeros, poles, and gain of an analog Butterworth lowpass filter of the order specified by n. z is always the empty vector.

Examples

Inputs

Name Description
n Specifies the filter order. n is a nonnegative integer.

Outputs

Name Description
z Returns the zeros of the filter. z is a vector.
p Returns the poles of the filter. p is a vector.
k Returns the gain of the filter. k is a real number.

Details

The following table lists the support characteristics of this function.

Supported in the LabVIEW Run-Time Engine Yes
Supported on RT targets Yes
Suitable for bounded execution times on RT Not characterized

Examples

N = 5;
[Z, P, K] = iir_butterzpk(N)

Related Topics

iir_besselzpk
iir_butter
iir_cheby1zpk
iir_cheby2zpk
iir_ellipticzpk

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