Home > classes > @specwin > private > win_HFT144D.m

win_HFT144D

PURPOSE ^

WIN_HFT144D return HFT144D window sample for input z.

SYNOPSIS ^

function w = win_HFT144D(w, z)

DESCRIPTION ^

 WIN_HFT144D return HFT144D window sample for input z.

 M Hewitson 18-05-07

 $Id: win_HFT144D.html,v 1.14 2008/03/31 10:27:40 hewitson Exp $

CROSS-REFERENCE INFORMATION ^

This function calls: This function is called by:

SOURCE CODE ^

0001 function w = win_HFT144D(w, z)
0002 
0003 % WIN_HFT144D return HFT144D window sample for input z.
0004 %
0005 % M Hewitson 18-05-07
0006 %
0007 % $Id: win_HFT144D.html,v 1.14 2008/03/31 10:27:40 hewitson Exp $
0008 %
0009 
0010 z = z * 2 * pi;
0011 v = (1 - 1.96760033 * cos (z) ...
0012       + 1.57983607 * cos (2 * z) - 0.81123644 * cos (3 * z) + ...
0013       0.22583558 * cos (4 * z) - 0.02773848 * cos (5 * z) + ...
0014       0.00090360 * cos (6 * z));
0015 
0016 % Make window struct
0017 w.name     = 'HFT144D';
0018 w.alpha    = 0;
0019 w.psll     = 144.1;
0020 w.rov      = 79.9;
0021 w.nenbw    = 4.5386;
0022 w.w3db     = 4.4697;
0023 w.flatness = 0.0021;
0024 w.ws       = sum(v);
0025 w.ws2      = sum(v.*v);
0026 w.win      = v;
0027 
0028 % END

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