clc;
clear?all;
for?mt=1:4
????if（mt==1）?
???????mr=1;
????else
???????mr=2;
????end
????ESNO=-5:5:30;
????a=length（ESNO）;
????cequ=zeros（1a）;?
????for?x=1:length（ESNO）
???????esno=ESNO（x）;
???????esno=10^（esno/10）;
???????sum=0;
???????for?m=1:1000
??????????hr=randn（mrmt）/sqrt（2）;
??????????hi=randn（mrmt）/sqrt（2）;
??????????h=hr+j*hi;
??????????imr=eye（mr）;
??????????c=log2（det（imr+esno*h*（h‘）/mt））;
??????????sum=sum+c;
???????end
???????cequ（x）=sum/1000;
????end
????if（mt==1）
???????plot（ESNOcequ‘s-.‘‘Color‘‘r‘）;
???????hold?on;
????end
????if（mt==2）
???????plot（ESNOcequ‘s-.‘‘Color‘‘k‘）;
???????hold?on;
????end
????if（mt==3）
???????plot（ESNOcequ‘s-.‘‘Color‘‘m‘）;
???????hold?on;
????end
????if（mt==4）
???????plot（ESNOcequ‘s-.‘‘Color‘‘b‘）;
???????hold?on;
????end
end
legend（‘SISO?1X1‘‘MIMO?2X2‘‘MIMO?3X2‘‘MIMO?4X2‘4）;
xlabel（‘信噪比（dB）‘）;
ylabel（‘平均信道容量‘）;
title（‘發(fā)送端未知CSI且為等功率分配時(shí)，容量隨發(fā)送端天線數(shù)的變化‘）;

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????文件????????8824??2014-12-15?21:27??1.fig
?????文件????????8837??2014-12-15?21:28??2.fig
?????文件????????8832??2014-12-15?21:39??3.fig
?????文件????????8836??2014-12-15?21:41??4.fig
?????文件????????8730??2014-12-15?22:18??5.fig
?????文件????????1008??2014-12-15?21:31??zy1.m
?????文件????????1012??2014-12-15?21:31??zy2.m
?????文件????????1777??2014-12-15?21:37??zy3.m
?????文件????????1764??2014-12-15?21:40??zy4.m
?????文件????????2753??2014-12-13?10:05??zy5.m