<?xml version="1.0" encoding="UTF-8"?> <!-- * * This help file was generated from cheb2ap.sci using help_from_sci(). * --> <refentry version="5.0-subset Scilab" xml:id="cheb2ap" xml:lang="en" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:svg="http://www.w3.org/2000/svg" xmlns:ns3="http://www.w3.org/1999/xhtml" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:scilab="http://www.scilab.org" xmlns:db="http://docbook.org/ns/docbook"> <refnamediv> <refname>cheb2ap</refname> <refpurpose>Produces a lowpass analog Chebyshev type II prototype filter.</refpurpose> </refnamediv> <refsynopsisdiv> <title>Calling Sequence</title> <synopsis> [z, p, g] = cheb2ap (n, Rs) </synopsis> </refsynopsisdiv> <refsection> <title>Parameters</title> <variablelist> <varlistentry><term>n:</term> <listitem><para> Filter Order</para></listitem></varlistentry> <varlistentry><term>Rs:</term> <listitem><para> Stopband attenuation in dB</para></listitem></varlistentry> <varlistentry><term>z:</term> <listitem><para> Zeros</para></listitem></varlistentry> <varlistentry><term>p:</term> <listitem><para> Poles</para></listitem></varlistentry> <varlistentry><term>g:</term> <listitem><para> Gain</para></listitem></varlistentry> </variablelist> </refsection> <refsection> <title>Description</title> <para> This function gives a lowpass analog Chebyshev type II prototpye filter of nth order and with a stopband attenuation of Rs. </para> </refsection> <refsection> <title>Examples</title> <programlisting role="example"><![CDATA[ n = 4; Rs = 10; [z, p, g] = cheb2ap (n, Rs) ]]></programlisting> </refsection> <refsection> <title>Authors</title> <simplelist type="vert"> <member>Sonu Sharma, RGIT Mumbai</member> <member>FOSSEE, IIT Bombay</member> </simplelist> </refsection> </refentry>