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Contemporary Communications Systems Matlab Files

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Contemporary Communications Systems Matlab Files


Omar Ruiz (view profile)


Matlab Files in this book

function [gsrv1,gsrv2]=gngauss(m,sgma)
%   [gsrv1,gsrv2]=gngauss(m,sgma)
%   [gsrv1,gsrv2]=gngauss(sgma)
%   [gsrv1,gsrv2]=gngauss
%		GNGAUSS  generates two independent Gaussian random variables with mean
%   		m and standard deviation sgma. If one of the input arguments is missing, 
%   		it takes the mean as 0.
%   		If neither the mean nor the variance is given, it generates two standard
%   		Gaussian random variables. 
if nargin == 0,
  m=0; sgma=1;
elseif nargin == 1,
  sgma=m; m=0;
u=rand;                         	% a uniform random variable in (0,1)       
z=sgma*(sqrt(2*log(1/(1-u))));  	% a Rayleigh distributed random variable
u=rand;                         	% another uniform random variable in (0,1)

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