diff options
Diffstat (limited to 'help/en_US/scilab_en_US_help/latc2tf.html')
| -rw-r--r-- | help/en_US/scilab_en_US_help/latc2tf.html | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/help/en_US/scilab_en_US_help/latc2tf.html b/help/en_US/scilab_en_US_help/latc2tf.html new file mode 100644 index 0000000..8512fae --- /dev/null +++ b/help/en_US/scilab_en_US_help/latc2tf.html @@ -0,0 +1,103 @@ +<html><head> + <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> + <title>latc2tf</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="lar2rc.html"><< lar2rc</a></span> + + </td> + <td width="40%" class="center"> + <span class="top"><a href="section_be19baaac84b122b8ad501d34462f5bf.html">FOSSEE Signal Processing Toolbox</a></span> + + </td> + <td width="30%" class="next"> + <span class="next"><a href="latcfilt.html">latcfilt >></a></span> + + </td> + </tr></table> + <hr /> + </div> + + + + <span class="path"><a href="index.html">FOSSEE Signal Processing Toolbox</a> >> <a href="section_be19baaac84b122b8ad501d34462f5bf.html">FOSSEE Signal Processing Toolbox</a> > latc2tf</span> + + <br /><br /> + <div class="refnamediv"><h1 class="refname">latc2tf</h1> + <p class="refpurpose">Convert lattice filter parameters to transfer function coefficients</p></div> + + +<div class="refsynopsisdiv"><h3 class="title">Calling Sequence</h3> + <div class="synopsis"><pre></pre></div></div> + +<div class="refsection"><h3 class="title">Description</h3> + <p class="para">[num,den] = latc2tf(k,v) +Finds the transfer function of the IIR filter from the lattice +coefficients k and ladder coefficients v. +[num,den] = latc2tf(k,'iiroption') +Finds the transfer function of the allpass or allpole (specified by +the iiroption flag) IIR filter. +num = latc2tf(k,'firoption') +Finds the transfer function of the FIR filter from the lattice +coefficients k. The firoption flag specifies the type of the FIR +filter (can be 'min, 'max', or 'FIR')</p> + <p class="para">Parameters: +k - double - vector +Lattice coefficients +Lattice coefficients for FIR/IIR filter. Can be real or complex. +v - double - vector +Ladder coefficients +Ladder coefficients for IIR filters. Can be real or complex. +iiroption - string flag - 'allpole', or 'allpass' +Specification of the type if IIR filter +firoption - string flag - 'min', 'max', or 'FIR' (default) +Speficication of the type of FIR filter</p> + <p class="para"></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="scilabnumber">1</span><span class="scilabopenclose">)</span> <span class="scilabid">FIR</span> <a class="scilabmacro" href="scilab://filter">filter</a> +<span class="scilabid">k1</span> <span class="scilaboperator">=</span> <span class="scilabopenclose">[</span><span class="scilabnumber">1</span><span class="scilaboperator">/</span><span class="scilabnumber">2</span> <span class="scilabnumber">1</span><span class="scilaboperator">/</span><span class="scilabnumber">2</span> <span class="scilabnumber">1</span><span class="scilaboperator">/</span><span class="scilabnumber">4</span><span class="scilabopenclose">]</span><span class="scilabdefault">;</span> +<span class="scilabopenclose">[</span><span class="scilabid">num1</span><span class="scilabdefault">,</span><span class="scilabid">den1</span><span class="scilabopenclose">]</span> <span class="scilaboperator">=</span> <span class="scilabid">latc2tf</span><span class="scilabopenclose">(</span><span class="scilabid">k1</span><span class="scilabopenclose">)</span><span class="scilabdefault">;</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> + +<div class="refsection"><h3 class="title">See also</h3> + <ul class="itemizedlist"><li class="member"><a href="latcfilt.html" class="link">| tf2latc</a></li> + <li class="member"><a href="scilab://References" class="link">References</a></li> + <li class="member"><a href="scilab://[1]" class="link">J.G. Proakis, D.G. Manolakis, Digital Signal Processing,</a></li> + <li class="member"><a href="scilab://3rd" class="link">ed., Prentice Hall, N.J., 1996, Chapter 7.</a></li> + <li class="member"><a href="scilab://[2]" class="link">S. K. Mitra, Digital Signal Processing, A Computer</a></li> + <li class="member"><a href="scilab://Based" class="link">Approach, McGraw-Hill, N.Y., 1998, Chapter 6.</a></li></ul></div> + +<div class="refsection"><h3 class="title">Authors</h3> + <ul class="itemizedlist"><li class="member">Ayush Baid</li></ul></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="lar2rc.html"><< lar2rc</a></span> + + </td> + <td width="40%" class="center"> + <span class="top"><a href="section_be19baaac84b122b8ad501d34462f5bf.html">FOSSEE Signal Processing Toolbox</a></span> + + </td> + <td width="30%" class="next"> + <span class="next"><a href="latcfilt.html">latcfilt >></a></span> + + </td> + </tr></table> + <hr /> + </div> + </body> +</html> |