Mercurial > hg > ltpda
diff m-toolbox/html_help/help/ug/specwin_create_content.html @ 0:f0afece42f48
Import.
author | Daniele Nicolodi <nicolodi@science.unitn.it> |
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date | Wed, 23 Nov 2011 19:22:13 +0100 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/m-toolbox/html_help/help/ug/specwin_create_content.html Wed Nov 23 19:22:13 2011 +0100 @@ -0,0 +1,42 @@ + + <p>To create a spectral window object, you call the <tt>specwin</tt> class constructor. The following + code fragment creates a 100-point Hanning window: + </p> + <div class="fragment"><pre> + >> w = specwin(<span class="string">'Hanning'</span>, 100) + -------- Hanning ------------ + + alpha: 0 + psll: 31.5 + rov: 50 + nenbw: 1.5 + w3db: 1.4382 + flatness: -1.4236 + ws: 50 + ws2: 37.5 + win: 100 + + ----------------------------- + </pre></div> + <p><a href="specwin_description.html">List of available window functions</a></p> + <p> + In the special case of creating a Kaiser window, the additional input parameter, PSLL, must be + supplied. For example, the following code creates a 100-point Kaiser window with -150dB peak + side-lobe level: + </p> + <div class="fragment"><pre> + >> w = specwin(<span class="string">'Kaiser'</span>, 100, 150) + -------- Kaiser ------------ + + alpha: 6.18029 + psll: 150 + rov: 73.3738 + nenbw: 2.52989 + w3db: 2.38506 + flatness: -0.52279 + ws: 28.2558 + ws2: 20.1819 + win: 100 + + ---------------------------- + </pre></div>