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diff --git a/help/en_US/scilab_en_US_help/cl2bp.html b/help/en_US/scilab_en_US_help/cl2bp.html new file mode 100644 index 0000000..1ce1c87 --- /dev/null +++ b/help/en_US/scilab_en_US_help/cl2bp.html @@ -0,0 +1,96 @@ +<html><head> + <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> + <title>cl2bp</title> + <style type="text/css" media="all"> + @import url("scilab_code.css"); + @import url("xml_code.css"); + @import url("c_code.css"); + @import url("style.css"); + </style> + </head> + <body> + <div class="manualnavbar"> + <table width="100%"><tr> + <td width="30%"> + <span class="previous"><a href="chirp.html"><< chirp</a></span> + + </td> + <td width="40%" class="center"> + <span class="top"><a href="section_cc2bc01c47967d47fcf3507a91d572ba.html">FOSSEE Signal Processing Toolbox</a></span> + + </td> + <td width="30%" class="next"> + <span class="next"><a href="clustersegment.html">clustersegment >></a></span> + + </td> + </tr></table> + <hr /> + </div> + + + + <span class="path"><a href="index.html">FOSSEE Signal Processing Toolbox</a> >> <a href="section_cc2bc01c47967d47fcf3507a91d572ba.html">FOSSEE Signal Processing Toolbox</a> > cl2bp</span> + + <br /><br /> + <div class="refnamediv"><h1 class="refname">cl2bp</h1> + <p class="refpurpose">Constrained L2 bandpass FIR filter design.</p></div> + + +<div class="refsynopsisdiv"><h3 class="title">Calling Sequence</h3> + <div class="synopsis"><pre><span class="default">h</span><span class="default"> = </span><span class="functionid">cl2bp</span><span class="default"> (</span><span class="default">m</span><span class="default">, </span><span class="default">w1</span><span class="default">, </span><span class="default">w2</span><span class="default">, </span><span class="default">up</span><span class="default">, </span><span class="default">lo</span><span class="default">, </span><span class="default">gridsize</span><span class="default">)</span> +<span class="default">h</span><span class="default"> = </span><span class="functionid">cl2bp</span><span class="default"> (</span><span class="default">m</span><span class="default">, </span><span class="default">w1</span><span class="default">, </span><span class="default">w2</span><span class="default">, </span><span class="default">up</span><span class="default">, </span><span class="default">lo</span><span class="default">)</span></pre></div></div> + +<div class="refsection"><h3 class="title">Parameters</h3> + <dl><dt><span class="term">m:</span> + <dd><p class="para">degree of cosine polynomial, i.e. the number of output coefficients will be m*2+1</p></dd></dt> + <dt><span class="term">w1 and w2:</span> + <dd><p class="para">bandpass filter cutoffs in the range 0 <= w1 < w2 <= pi, where pi is the Nyquist frequency</p></dd></dt> + <dt><span class="term">up:</span> + <dd><p class="para">vector of 3 upper bounds for [stopband1, passband, stopband2]</p></dd></dt> + <dt><span class="term">lo:</span> + <dd><p class="para">vector of 3 lower bounds for [stopband1, passband, stopband2]</p></dd></dt> + <dt><span class="term">gridsize:</span> + <dd><p class="para">search grid size; larger values may improve accuracy, but greatly increase calculation time.</p></dd></dt></dl></div> + +<div class="refsection"><h3 class="title">Description</h3> + <p class="para">This is an Octave function. +Constrained L2 bandpass FIR filter design. Compared to remez, it offers implicit specification of transition bands, a higher likelihood of convergence, and an error criterion combining features of both L2 and Chebyshev approaches.</p></div> + +<div class="refsection"><h3 class="title">Examples</h3> + <div class="programlisting"><table border="0" width="100%"><tr><td width="98%"><pre class="scilabcode"><span class="scilabid">h</span> <span class="scilaboperator">=</span> <span class="scilabid">cl2bp</span><span class="scilabopenclose">(</span><span class="scilabnumber">5</span><span class="scilabdefault">,</span> <span class="scilabnumber">0.3</span><span class="scilaboperator">*</span><span class="scilabid">pi</span><span class="scilabdefault">,</span> <span class="scilabnumber">0.6</span><span class="scilaboperator">*</span><span class="scilabid">pi</span><span class="scilabdefault">,</span> <span class="scilabopenclose">[</span><span class="scilabnumber">0.02</span><span class="scilabdefault">,</span> <span class="scilabnumber">1.02</span><span class="scilabdefault">,</span> <span class="scilabnumber">0.02</span><span class="scilabopenclose">]</span><span class="scilabdefault">,</span> <span class="scilabopenclose">[</span><span class="scilaboperator">-</span><span class="scilabnumber">0.02</span><span class="scilabdefault">,</span> <span class="scilabnumber">0.98</span><span class="scilabdefault">,</span> <span class="scilaboperator">-</span><span class="scilabnumber">0.02</span><span class="scilabopenclose">]</span><span class="scilabdefault">,</span> <span class="scilabnumber">2</span><span class="scilaboperator">^</span><span class="scilabnumber">11</span><span class="scilabopenclose">)</span> +<span class="scilabid">h</span> <span class="scilaboperator">=</span> + +<span class="scilabnumber">0.038311</span> +<span class="scilabnumber">0.082289</span> +<span class="scilaboperator">-</span><span class="scilabnumber">0.086163</span> +<span class="scilaboperator">-</span><span class="scilabnumber">0.226006</span> +<span class="scilabnumber">0.047851</span> +<span class="scilabnumber">0.307434</span> +<span class="scilabnumber">0.047851</span> +<span class="scilaboperator">-</span><span class="scilabnumber">0.226006</span> +<span class="scilaboperator">-</span><span class="scilabnumber">0.086163</span> +<span class="scilabnumber">0.082289</span> +<span class="scilabnumber">0.038311</span></pre></td><td valign="top"><a href="scilab://scilab.execexample/"><img src="ScilabExecute.png" border="0"/></a></td><td valign="top"><a href="scilab://scilab.editexample/"><img src="ScilabEdit.png" border="0"/></a></td><td></td></tr></table></div></div> + <br /> + + <div class="manualnavbar"> + <table width="100%"> + <tr><td colspan="3" class="next"><a href="http://bugzilla.scilab.org/enter_bug.cgi?product=Scilab%20software&component=Documentation%20pages" class="ulink">Report an issue</a></td></tr> +<tr> + <td width="30%"> + <span class="previous"><a href="chirp.html"><< chirp</a></span> + + </td> + <td width="40%" class="center"> + <span class="top"><a href="section_cc2bc01c47967d47fcf3507a91d572ba.html">FOSSEE Signal Processing Toolbox</a></span> + + </td> + <td width="30%" class="next"> + <span class="next"><a href="clustersegment.html">clustersegment >></a></span> + + </td> + </tr></table> + <hr /> + </div> + </body> +</html> |