%?BPSK
%?2x發射天線?2x單天線用戶?MU-MIMO?DL?BER仿真程序
%?發射端Beamforming，使用ZF-BD算法

%%?參數準備
clear?all;?close?all;?clc;
N?=?2^17;
m?=?N;
maxlen?=?1;
nTx?=?2;
nRx?=?2;
Eb_N0_dB?=?-2:1:16;
nErr2?=?zeros（1length（Eb_N0_dB））;
hh?=?waitbar（1‘請等待，正在仿真中...‘）;

%%?開始仿真
for?ii?=?1:length（Eb_N0_dB）
???%?生成psk信號
???ip?=?rand（1N）>0.5;
???ip2?=?rand（1N）>0.5;
???s?=?ip?*?2?-?1;?%?使用比特流調制PSK星座圖
???s2?=?ip2?*?2?-?1;
???s?=?s./maxlen;?%?能量歸一化，只改動噪聲功率
???s2?=?s2./maxlen;
???n?=?1/sqrt（2）*（randn（nRx1m）?+?1j*randn（nRx1m））;?%?高斯白噪聲
???h?=?1/sqrt（2）*（randn（nRxnTxm）?+?1j*randn（nRxnTxm））;?%?瑞利信道
???sigma?=?calnoisesigma（16sEb_N0_dB（ii）1）;?%?噪聲功率
???sr?=?zeros（nTx1m）;
???transig?=?[s;s2];
???for?t?=?1:nTx
???????sr（t1:）?=?（1/sqrt（nTx））?*?transig（t:）;?
???end
???%生成兩根天線的發送序列?成為一個2*1*m的矩陣
???
???%?模擬經過AWGN瑞利信道
???%?CSI分解
???[precode?equalizer?diagonal?sray]=svdChannel（hsr）;
???y?=?sray?+?sigma.*n;?%?sray?=?H?*?precode_mat?*?signal
???
???%?接收端均衡
???y2Hat?=?zeros（n

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????1978??2017-12-29?22:57??qpsk_2x2_MU_MIMO.m

?????文件???????1894??2017-12-29?22:43??qpsk_2x2_SU_MIMO.m

?????文件???????2877??2017-12-15?20:59??mytoolbox4matlab\alamouti_sim.m

?????文件???????3450??2017-12-15?20:59??mytoolbox4matlab\alamouti_sim_mimo.m

?????文件???????1112??2017-12-29?20:38??mytoolbox4matlab\calnoisesigma.m

?????文件????????609??2017-12-15?20:59??mytoolbox4matlab\getstarmap.m

?????文件???????1016??2017-12-15?20:59??mytoolbox4matlab\matmirror.m

?????文件???????1142??2017-12-15?20:59??mytoolbox4matlab\mldecision.m

?????文件???????2400??2017-12-15?20:59??mytoolbox4matlab\qam16_demodulation.m

?????文件???????1406??2017-12-15?20:59??mytoolbox4matlab\qam16_modulation.m

?????文件???????1153??2017-12-15?20:59??mytoolbox4matlab\qpsk_demodulation.m

?????文件????????625??2017-12-15?20:59??mytoolbox4matlab\qpsk_modulation.m

?????文件????????349??2017-12-15?20:59??mytoolbox4matlab\sf.m

?????文件????????339??2017-12-15?20:59??mytoolbox4matlab\squaredis.m

?????文件???????1234??2017-12-15?20:59??mytoolbox4matlab\svdChannel.m

?????文件???????1190??2017-12-15?20:59??mytoolbox4matlab\waterfill2.m

?????文件???????1054??2017-12-15?20:59??mytoolbox4matlab\waterfill3.m

?????文件???????1907??2017-12-29?23:00??bpsk_2x2_MU_MIMO.m

?????文件???????1850??2017-12-29?22:43??bpsk_2x2_SU_MIMO.m

?????文件???????1999??2017-12-29?22:58??qam16_2x2_MU_MIMO.m

?????文件???????1911??2017-12-29?22:43??qam16_2x2_SU_MIMO.m

?????目錄??????????0??2017-12-29?22:45??mytoolbox4matlab

-----------?---------??----------?-----??----

????????????????31495????????????????????22