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資源簡介

BPSK、QPSK、16QAM數字基帶/帶通仿真完整版。適合配套數字通信課程進行學習。輸出BER仿真曲線,仿真函數支持獨立調用。

資源截圖

代碼片段和文件信息

clear;close?all;clc;
format?long;
h=waitbar(0‘正在初始化...‘);
set(h‘doublebuffer‘‘on‘);
precision?=?2^14;
ebn0db?=?10:?1:?45;
SNRdb?=?ebn0db?+?10*log10(4);
ber_sim?=?zeros(1length(ebn0db));
ber_awgn_t?=?zeros(1length(ebn0db));
ber_ray_t?=?zeros(1length(ebn0db));

%%?仿真
for?ii?=?1:?length(SNRdb)
????[ber_sim(ii)ber_awgn_t(ii)ber_ray_t(ii)]?=?qam16_simulation(ebn0db(ii)precision0);
????str=[‘計算進度:‘num2str(ii*100/length(SNRdb))‘%...‘];
????waitbar(ii/length(SNRdb)hstr);
end
qam16_simulation(201281);?%以20db的ebn0模擬一次調制解調過程并出圖
close(h);

%%?結果繪圖部分
figure;
semilogy(SNRdbber_sim‘rx‘‘LineWidth‘2);hold?on
semilogy(SNRdbber_awgn_t‘g-‘);hold?on
semilogy(SNRdbber_ray_t‘b-‘);
axis?normal?tight;?grid?on;
legend1?=?legend(‘綜合仿真點‘‘AWGN理論曲線‘‘Rayleigh理論曲線‘);
set(legend1...
????‘Position‘[0.152261900708789?0.135396822672042?0.261071432624544?0.12619047891526]);
title(‘16-QAM的AWGN下Rayleigh衰落信道仿真‘);
xlabel(‘SNR?(dB)‘);ylabel(‘BER‘);

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

?????文件????????900??2017-10-23?11:13??BPSK\bpsk.m

?????文件?????120425??2017-10-23?11:16??BPSK\bpsk1.png

?????文件??????36287??2017-10-23?11:16??BPSK\bpsk2.png

?????文件???????2164??2017-10-25?19:31??BPSK\bpsk_simulate.m

?????文件???????1198??2017-10-23?23:44??QPSK\qpsk.m

?????文件??????92204??2017-10-24?03:03??QPSK\qpsk1.png

?????文件??????45470??2017-10-24?03:03??QPSK\qpsk2.png

?????文件???????2696??2017-10-24?03:02??QPSK\qpsk_simulation.m

?????文件??????75168??2017-10-27?13:32??QPSK\基帶仿真QPSK\qpsk.jpg

?????文件???????1128??2017-10-27?13:27??QPSK\基帶仿真QPSK\qpsk.m

?????文件???????1767??2017-10-30?23:26??QPSK\基帶仿真QPSK\qpsk_simulation.m

?????文件?????733455??2010-11-26?12:18??16QAM\16QAM信號調制解調Matlab仿真\1001213549_張延東_仿真報告.pdf

?????文件???????2646??2011-01-18?02:31??16QAM\16QAM信號調制解調Matlab仿真\BER_16_QAM?AWGN.m

?????文件???????1874??2011-03-04?13:07??16QAM\16QAM信號調制解調Matlab仿真\ber_QaM_rayleigh.m

?????文件?????236278??2010-11-26?08:50??16QAM\16QAM信號調制解調Matlab仿真\figs\awgn信噪比12.bmp

?????文件?????236278??2010-11-26?08:51??16QAM\16QAM信號調制解調Matlab仿真\figs\awgn信噪比16.bmp

?????文件?????236278??2010-11-26?08:51??16QAM\16QAM信號調制解調Matlab仿真\figs\awgn信噪比20.bmp

?????文件?????236278??2010-11-26?08:42??16QAM\16QAM信號調制解調Matlab仿真\figs\發射機成型濾波.bmp

?????文件?????236278??2010-11-26?08:42??16QAM\16QAM信號調制解調Matlab仿真\figs\發射機插值.bmp

?????文件?????177478??2010-11-26?08:40??16QAM\16QAM信號調制解調Matlab仿真\figs\發射機星座圖.bmp

?????文件?????236278??2010-11-26?09:39??16QAM\16QAM信號調制解調Matlab仿真\figs\接收機下采樣信噪比12.bmp

?????文件?????236278??2010-11-26?09:39??16QAM\16QAM信號調制解調Matlab仿真\figs\接收機下采樣信噪比16.bmp

?????文件?????236278??2010-11-26?09:40??16QAM\16QAM信號調制解調Matlab仿真\figs\接收機下采樣信噪比20.bmp

?????文件?????236278??2010-11-26?09:33??16QAM\16QAM信號調制解調Matlab仿真\figs\接收機匹配濾波.bmp

?????文件?????236278??2010-11-26?09:46??16QAM\16QAM信號調制解調Matlab仿真\figs\接收機星座圖信噪比12.bmp

?????文件?????236278??2010-11-26?09:46??16QAM\16QAM信號調制解調Matlab仿真\figs\接收機星座圖信噪比16.bmp

?????文件?????236278??2010-11-26?09:45??16QAM\16QAM信號調制解調Matlab仿真\figs\接收機星座圖信噪比20.bmp

?????文件?????236278??2010-11-26?10:48??16QAM\16QAM信號調制解調Matlab仿真\figs\誤碼分析.bmp

?????文件????????752??2013-01-23?21:57??16QAM\16QAM信號調制解調Matlab仿真\srcs\AddNoise.m

?????文件???????3534??2013-01-23?21:56??16QAM\16QAM信號調制解調Matlab仿真\srcs\main.m

............此處省略22個文件信息

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