%*************************************************************************************
%?????????This?function?pertains?to?the?addition?of?AWGN?with?mean?zero?and?
%?????????parameter?‘variance‘?to?an?input?signal.?
%
%?????????AUTHOR:?Wenbin?Luo
%			?DATE??:?04/12/01
%
%			?SYNOPSIS:?y?=?awgn（xvar）
%?????????x???--->?input?signal
%?????????var?--->?variance
%?????????y???--->?y?=?x?+?AWGN????
%***********************************************************************************
function?y?=?awgn（xvar）
????w?=?randn（1length（x））;
	?w?=?w?-?mean（w）*ones（size（w））;
????w?=?sqrt（var）*（w?/?std（w））;?
????x?=?x（:）;?
????w?=?w（:）;?
????y?=?x?+?w;

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-04-12?22:54??71013code\
?????文件????????1135??2018-04-11?22:53??71013code\Bandpass.m
?????文件?????????672??2004-03-12?20:10??71013code\awgn.m
?????文件????????1617??2018-01-05?21:50??71013code\bandpass_r.m
?????文件?????????571??2004-03-12?20:11??71013code\bingen.m
?????文件?????????644??2004-03-12?20:11??71013code\ds_demod.m
?????文件?????????530??2004-03-12?20:11??71013code\ds_mod.m
?????文件?????????378??2018-04-11?21:28??71013code\fft_print.m
?????文件????????1939??2018-04-12?09:50??71013code\lowp.m
?????文件?????????385??2017-09-24?23:14??71013code\mgena.m
?????文件?????????278??2017-09-24?23:14??71013code\plot_bit.m
?????文件?????????204??2017-09-24?23:15??71013code\plot_double.m
?????文件????????1038??2018-04-11?16:26??71013code\print_figure.m
?????文件????????2561??2018-04-12?15:14??71013code\test1.m
?????文件????????5409??2018-04-12?15:13??71013code\test2.m
?????文件????????1621??2018-04-12?15:15??71013code\test3.m
?????文件????????4865??2018-04-12?22:33??71013code\test4.m
?????文件????????2969??2018-04-12?15:11??71013code\test5.m
?????文件????????1371??2018-04-12?15:03??71013code\test6.m
?????文件????????1527??2018-04-12?15:26??71013code\test7.m
?????文件?????????962??2018-04-12?23:09??71013code\說明.txt