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[scilab.git] / scilab / modules / cacsd / help / ja_JP / cls2dls.xml
1 <?xml version="1.0" encoding="UTF-8"?>
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16 <refentry xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:svg="http://www.w3.org/2000/svg" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:db="http://docbook.org/ns/docbook" xmlns:scilab="http://www.scilab.org" xml:lang="ja" xml:id="cls2dls">
17     <refnamediv>
18         <refname>cls2dls</refname>
19         <refpurpose>双線形変換</refpurpose>
20     </refnamediv>
21     <refsynopsisdiv>
22         <title>呼び出し手順</title>
23         <synopsis>[sl1]=cls2dls(sl,T [,fp])</synopsis>
24     </refsynopsisdiv>
25     <refsection>
26         <title>引数</title>
27         <variablelist>
28             <varlistentry>
29                 <term>sl,sl1</term>
30                 <listitem>
31                     <para>
32                         線形システム (<literal>syslin</literal> リスト)
33                     </para>
34                 </listitem>
35             </varlistentry>
36             <varlistentry>
37                 <term>T</term>
38                 <listitem>
39                     <para>実数, サンプリング周期</para>
40                 </listitem>
41             </varlistentry>
42             <varlistentry>
43                 <term>fp</term>
44                 <listitem>
45                     <para>プリワープ周波数 (単位: Hz) </para>
46                 </listitem>
47             </varlistentry>
48         </variablelist>
49     </refsection>
50     <refsection>
51         <title>説明</title>
52         <para>
53             <literal>sl=[A,B,C,D]</literal> (<literal>syslin</literal> リスト),
54             連続時間システム
55             <literal>cls2dls</literal> は双線形変換<literal>s=(2/T)*(z-1)/(z+1)</literal>
56             により得られたサンプル値システムを返します.
57         </para>
58     </refsection>
59     <refsection>
60         <title>例</title>
61         <programlisting role="example"><![CDATA[ 
62 s=poly(0,'s');z=poly(0,'z');
63 sl=syslin('c',(s+1)/(s^2-5*s+2));  //連続時間系伝達関数表現
64 slss=tf2ss(sl);  //状態空間表現に変換
65 sl1=cls2dls(slss,0.2);  //sl1= cls2dlsの出力
66 sl1t=ss2tf(sl1) // 伝達関数表現に変換
67 sl2=horner(sl,(2/0.2)*(z-1)/(z+1))   //sl2 と sl1を比較
68  ]]></programlisting>
69     </refsection>
70     <refsection role="see also">
71         <title>参照</title>
72         <simplelist type="inline">
73             <member>
74                 <link linkend="horner">horner</link>
75             </member>
76         </simplelist>
77     </refsection>
78 </refentry>