iir_besselzpk (MathScript RT Module Function)
Owning Class: filter design
Requires: MathScript RT Module
Syntax
[z, p, k] = iir_besselzpk(n)
Legacy Name: besselap
Description
Generates the zeros, poles, and gain of an analog Bessel lowpass filter of the order specified by n. z is always the empty vector.
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. |
Examples
n = 5;
[z, p, k] = iir_besselzpk(n)