h_window.m

wigner分布的计算

function win = h_window(varargin)
% 高斯窗函数  a 高斯窗的衰减指数  n 窗的点数
n = varargin{1};
a = 1;
t1 = 5;
if nargin >1
    a = varargin{2};
elseif nargin >2
    t1= varargin{3};
end
t = [-n:2:n]*t1/n;
win = (a/pi)^(1/4)*exp(-a*t.^2/2);
% figure 
% plot(win)
%  title(['a=',num2str(a)]);