89a3547f5324b7b3b95adec3806bc0">q31_t</a> WeightsQ31_128[256]</td>
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<dl class="section user"><dt></dt><dd>Weights tables are generated using the formula : <pre>weights[n] = e^(-j*n*pi/(2*N))</pre> </dd></dl>
<dl class="section user"><dt></dt><dd>C command to generate the table <pre>
for (i = 0; i&lt; N; i++)
{
  weights[(2*i)]   =  cos(i*c);
  weights[(2*i)+1] = -sin(i*c);
} </pre> </dd></dl>
<dl class="section user"><dt></dt><dd>where <code>N</code> is