資源簡介
Massive MIMO 系統中對 MRC、ZF、MMSE、ZF-SIC 和 MMSE-SIC 等檢測算法在不同的信噪比和不同的天線數目下的各個算法性能仿真比較。以及LS、MMSE信道估計算法在不同條件下的性能分析。
代碼片段和文件信息
%?in?this?programe?a?highly?scattered?enviroment?is?considered.?The
%?Capacity?of?a?MIMO?channel?with?nt?transmit?antenna?and?nr?recieve
%?antenna?is?analyzed.?The?power?in?parallel?channel?(after
%?decomposition)?is?distributed?as?water-filling?algorithm
%?the?pdf?of?the?matrix?lanada?elements?is?depicted?too.
clear?all
close?all
clc
nt_V?=?[1?2?3?2?4];
nr_V?=?[1?2?2?3?4];
N0?=?1e-4;
B??=?1;
Iteration?=?1e4;?%?must?be?grater?than?1e2
SNR_V_db?=?[-10:3:20];
SNR_V????=?10.^(SNR_V_db/10);
color?=?[‘b‘;‘r‘;‘g‘;‘k‘;‘c‘];
notation?=?[‘-o‘;‘->‘;‘<-‘;‘-^‘;‘-s‘];
for(k?=?1?:?5)
????nt?=?nt_V(k);
????nr?=?nr_V(k);
????for(i?=?1?:?length(SNR_V))
????????Pt?=?N0?*?SNR_V(i);
????????for(j?=?1?:?Iteration)
????????????H?=?random(‘rayleigh‘1nrnt);
????????????[S?V?D]?=?svd(H);
????????????landas(:j)??=?diag(V);
????????????[Capacity(ij)?PowerAllo]?=?WaterFilling_alg(Ptlandas(:j)BN0);
????????end
????end
????f1?=?figure(1);
????hold?on
????plot(SNR_V_dbmean(Capacity‘)notation(k:)‘color‘color(k:))
????
????f2?=?figure(2);
????hold?on
????[yx]?=?hist(reshape(landas[1min(ntnr)*Iteration])100);
????plot(xy/Iteration‘color‘color(k:));
????clear?landas
end
f1?=?figure(1)
legend_str?=?[];
for(?i?=?1?:?length(nt_V))
????legend_str?=[?legend_str?;...
????????{[‘nt?=?‘num2str(nt_V(i))‘??nr?=?‘num2str(nr_V(i))]}];
end
legend(legend_str)
grid?on
set(f1‘color‘[1?1?1])
xlabel(‘SNR?in?dB‘)
ylabel(‘Capacity?bits/s/Hz‘)
f2?=?figure(2)
legend(legend_str)
grid?on
set(f2‘color‘[1?1?1])
ylabel(‘pdf?of?elements?in?matrix?landa?in?svd?decomposition?of?marix?H‘)
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件???????1661??2006-10-03?09:17??matlab仿真程序\mimo\MIMO_System.m
?????文件????????779??2006-10-02?20:37??matlab仿真程序\mimo\WaterFilling_alg.m
?????文件???????6052??2006-05-06?21:55??matlab仿真程序\MIMO-OFDM(simuli
?????文件??????14591??2007-12-24?15:02??matlab仿真程序\MIMO-OFDM(simuli
?????文件???????6052??2006-05-06?21:55??matlab仿真程序\MIMO-OFDM(simuli
?????文件??????14591??2007-12-24?15:02??matlab仿真程序\MIMO-OFDM(simuli
?????文件???????3634??2001-11-30?08:09??matlab仿真程序\MIMO-OFDM(simuli
?????文件????????658??2001-11-26?18:37??matlab仿真程序\MIMO-OFDM(simuli
?????文件????????741??2001-11-26?03:37??matlab仿真程序\MIMO-OFDM(simuli
?????文件????????671??2001-11-26?18:47??matlab仿真程序\MIMO-OFDM(simuli
?????文件???????2166??2001-11-30?08:13??matlab仿真程序\MIMO-OFDM(simuli
?????文件????????410??2001-11-26?03:05??matlab仿真程序\MIMO-OFDM(simuli
?????文件????????370??2001-11-26?03:24??matlab仿真程序\MIMO-OFDM(simuli
?????文件???????3726??2001-11-30?08:24??matlab仿真程序\MIMO-OFDM(simuli
?????文件???????1742??2001-11-27?21:49??matlab仿真程序\MIMO-OFDM(simuli
?????文件???????2753??2001-11-30?06:35??matlab仿真程序\MIMO-OFDM(simuli
?????文件???????4484??2001-11-30?06:30??matlab仿真程序\MIMO-OFDM(simuli
?????文件????????658??2001-11-26?18:37??matlab仿真程序\MIMO-OFDM(simuli
?????文件????????562??2001-11-30?07:56??matlab仿真程序\MIMO-OFDM(simuli
?????文件????????684??2001-11-30?07:56??matlab仿真程序\MIMO-OFDM(simuli
?????文件????????743??2001-11-30?07:55??matlab仿真程序\MIMO-OFDM(simuli
?????文件???????2167??2001-11-27?21:49??matlab仿真程序\MIMO-OFDM(simuli
?????文件???????1052??2001-11-30?07:55??matlab仿真程序\MIMO-OFDM(simuli
?????文件???????3387??2001-11-30?07:42??matlab仿真程序\MIMO-OFDM(simuli
?????文件???????5109??2001-11-30?07:42??matlab仿真程序\MIMO-OFDM(simuli
?????文件???????1652??2001-11-27?01:37??matlab仿真程序\MIMO-OFDM(simuli
?????文件???????2933??2001-11-30?06:31??matlab仿真程序\MIMO-OFDM(simuli
?????文件???????2967??2001-11-30?06:31??matlab仿真程序\MIMO-OFDM(simuli
?????文件???????4691??2001-11-30?06:31??matlab仿真程序\MIMO-OFDM(simuli
?????文件???????4657??2001-11-30?06:31??matlab仿真程序\MIMO-OFDM(simuli
............此處省略324個文件信息
評論
共有 條評論