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 *
 * This help file was generated from intfilt.sci using help_from_sci().
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          xmlns="http://docbook.org/ns/docbook"
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  <refnamediv>
    <refname>intfilt</refname>
    <refpurpose>This function estimate Interpolated FIR Filter Design.</refpurpose>
  </refnamediv>


<refsynopsisdiv>
   <title>Syntax</title>
   <synopsis>
   h=intfilt(R,L,freqmult)
   [h a]=intfilt(R,L,freqmult)
   
   </synopsis>
</refsynopsisdiv>

<refsection>
   <title>Parameters</title>
   <variablelist>
        <varlistentry>
            <term>R:</term>
            <listitem><para> Samples. It should be numeric</para></listitem>
        </varlistentry>
        <varlistentry>
            <term>L:</term>
            <listitem><para> bandlimited interpolation samples. It must be nonzero.</para></listitem>
        </varlistentry>
        <varlistentry>
            <term>freqmult:</term>
            <listitem><para> bandlimitedness of ALPHA times the Nyquist frequency, IT can be numeric or character ('B' or 'L', B is length</para></listitem>
        </varlistentry>
        <varlistentry>
            <term>h:</term>
            <listitem><para>  linear phase FIR filter.</para></listitem>
        </varlistentry>
   </variablelist>
</refsection>

<refsection>
   <title>Examples</title>
   <programlisting role="example"><![CDATA[
// Interpolated FIR filter design and frequency response
// Design parameters
R = 4
L = 3
freqmult = 'l'  // low-bandwidth interpolation
// Design the interpolated FIR filter
[h, a] = intfilt(R, L, freqmult)
// Plot impulse response
n = 0:length(h)-1;
scf(0);
plot2d3(n', h');
xlabel("n");
ylabel("Amplitude");
title("Impulse Response of Interpolated FIR Filter");
scf(1);
freqz(h, 1);

   ]]></programlisting>
</refsection>

<refsection>
   <title>Authors</title>
   <simplelist type="vert">
   <member>Jitendra Singh</member>
   </simplelist>
</refsection>
</refentry>
