replace '<A NAME=' with '<A ID='
This commit is contained in:
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node145.html
48
node145.html
@@ -30,42 +30,42 @@ original version by: Nikos Drakos, CBLU, University of Leeds
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<BODY >
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<!--Navigation Panel-->
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<A NAME="tex2html2744"
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<A ID="tex2html2744"
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HREF="node146.html">
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<IMG WIDTH="37" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="next"
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SRC="next.png"></A>
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<A NAME="tex2html2738"
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<A ID="tex2html2738"
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HREF="node139.html">
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<IMG WIDTH="26" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="up"
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SRC="up.png"></A>
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<A NAME="tex2html2732"
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<A ID="tex2html2732"
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HREF="node144.html">
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<IMG WIDTH="63" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="previous"
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SRC="prev.png"></A>
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<A NAME="tex2html2740"
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<A ID="tex2html2740"
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HREF="node4.html">
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<IMG WIDTH="65" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="contents"
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SRC="contents.png"></A>
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<A NAME="tex2html2742"
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<A ID="tex2html2742"
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HREF="node201.html">
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<IMG WIDTH="43" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="index"
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SRC="index.png"></A>
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<BR>
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<B> Next:</B> <A NAME="tex2html2745"
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<B> Next:</B> <A ID="tex2html2745"
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HREF="node146.html">Stretching the unit circle</A>
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<B> Up:</B> <A NAME="tex2html2739"
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<B> Up:</B> <A ID="tex2html2739"
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HREF="node139.html">Designing filters</A>
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<B> Previous:</B> <A NAME="tex2html2733"
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<B> Previous:</B> <A ID="tex2html2733"
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HREF="node144.html">Peaking and stop-band filter</A>
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<B> <A NAME="tex2html2741"
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<B> <A ID="tex2html2741"
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HREF="node4.html">Contents</A></B>
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<B> <A NAME="tex2html2743"
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<B> <A ID="tex2html2743"
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HREF="node201.html">Index</A></B>
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<BR>
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<BR>
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<!--End of Navigation Panel-->
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<H2><A NAME="SECTION001236000000000000000">
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<H2><A ID="SECTION001236000000000000000">
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Butterworth filters</A>
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</H2>
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@@ -86,7 +86,7 @@ whose two bands are flatter and separated by a narrower transition region.
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<P>
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A procedure borrowed from the analog filtering world transforms real,
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one-pole, one-zero filters to corresponding
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<A NAME="10375"></A>
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<A ID="10375"></A>
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<I>Butterworth filters</I>,
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which have narrower transition regions. This procedure is described clearly
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and elegantly in the last chapter of [<A
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@@ -259,7 +259,7 @@ which, after some algebra, gives an angular frequency equal to
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<P>
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<DIV ALIGN="CENTER"><A NAME="fig08.17"></A><A NAME="10393"></A>
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<DIV ALIGN="CENTER"><A ID="fig08.17"></A><A ID="10393"></A>
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<TABLE>
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<CAPTION ALIGN="BOTTOM"><STRONG>Figure 8.17:</STRONG>
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Replacing a real-valued pole or zero (shown as a solid dot) with an
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@@ -300,7 +300,7 @@ becomes a shelving filter and then a high-pass one.
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<P>
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<DIV ALIGN="CENTER"><A NAME="fig08.18"></A><A NAME="10399"></A>
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<DIV ALIGN="CENTER"><A ID="fig08.18"></A><A ID="10399"></A>
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<TABLE>
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<CAPTION ALIGN="BOTTOM"><STRONG>Figure 8.18:</STRONG>
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Butterworth low-pass filter with three poles
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@@ -338,36 +338,36 @@ unit gain at the Nyquist frequency, and the others for unit gain at DC. </CAPTIO
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<P>
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<HR>
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<!--Navigation Panel-->
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<A NAME="tex2html2744"
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<A ID="tex2html2744"
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HREF="node146.html">
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<IMG WIDTH="37" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="next"
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SRC="next.png"></A>
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<A NAME="tex2html2738"
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<A ID="tex2html2738"
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HREF="node139.html">
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<IMG WIDTH="26" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="up"
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SRC="up.png"></A>
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<A NAME="tex2html2732"
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<A ID="tex2html2732"
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HREF="node144.html">
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<IMG WIDTH="63" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="previous"
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SRC="prev.png"></A>
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<A NAME="tex2html2740"
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<A ID="tex2html2740"
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HREF="node4.html">
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<IMG WIDTH="65" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="contents"
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SRC="contents.png"></A>
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<A NAME="tex2html2742"
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<A ID="tex2html2742"
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HREF="node201.html">
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<IMG WIDTH="43" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="index"
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SRC="index.png"></A>
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<BR>
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<B> Next:</B> <A NAME="tex2html2745"
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<B> Next:</B> <A ID="tex2html2745"
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HREF="node146.html">Stretching the unit circle</A>
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<B> Up:</B> <A NAME="tex2html2739"
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<B> Up:</B> <A ID="tex2html2739"
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HREF="node139.html">Designing filters</A>
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<B> Previous:</B> <A NAME="tex2html2733"
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<B> Previous:</B> <A ID="tex2html2733"
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HREF="node144.html">Peaking and stop-band filter</A>
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<B> <A NAME="tex2html2741"
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<B> <A ID="tex2html2741"
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HREF="node4.html">Contents</A></B>
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<B> <A NAME="tex2html2743"
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<B> <A ID="tex2html2743"
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HREF="node201.html">Index</A></B>
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<!--End of Navigation Panel-->
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<ADDRESS>
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