Home > classes > @specwin > win_SFT5F.m

win_SFT5F

PURPOSE ^

WIN_SFT5F return SFT5F window sample for input z.

SYNOPSIS ^

function w = win_SFT5F(w, z)

DESCRIPTION ^

 WIN_SFT5F return SFT5F window sample for input z.

 M Hewitson 18-05-07

 $Id: win_SFT5F.m,v 1.1 2008/06/20 10:46:55 hewitson Exp $

CROSS-REFERENCE INFORMATION ^

This function calls: This function is called by:

SOURCE CODE ^

0001 function w = win_SFT5F(w, z)
0002 
0003 % WIN_SFT5F return SFT5F window sample for input z.
0004 %
0005 % M Hewitson 18-05-07
0006 %
0007 % $Id: win_SFT5F.m,v 1.1 2008/06/20 10:46:55 hewitson Exp $
0008 %
0009 
0010 z = z * 2 * pi;
0011 v = 0.1881 - 0.36923 * cos (z) + ...
0012     0.28702 * cos (2 * z) - 0.13077 * cos (3 * z) + 0.02488 * cos (4 * z);
0013 
0014 % Make window struct
0015 w.type     = 'SFT5F';
0016 w.alpha    = 0;
0017 w.psll     = 57.3;
0018 w.rov      = 78.5;
0019 w.nenbw    = 4.3412;
0020 w.w3db     = 4.2910;
0021 w.flatness = -0.0025;
0022 w.ws       = sum(v);
0023 w.ws2      = sum(v.*v);
0024 w.win      = v;
0025 
0026 % END

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