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大小: 550KB文件類型: .zip金幣: 2下載: 1 次發(fā)布日期: 2021-07-05
- 語言: Matlab
- 標(biāo)簽:
資源簡(jiǎn)介
基于ASK、PSK、FSK在Matlab中的仿真
------數(shù)字調(diào)制技術(shù)的仿真實(shí)現(xiàn)及性能研究
摘要 1
關(guān)鍵字:調(diào)制、解調(diào)、誤碼率 1
1 理論基礎(chǔ) 1
1.1 二進(jìn)制數(shù)字調(diào)制技術(shù)原理 1
1.1.1 2ASK 1
1.1.2 2FSK 1
1.1.3 2PSK 1
1.2 數(shù)字調(diào)制技術(shù)的仿真實(shí)現(xiàn) 1
2 程序及仿真圖形的建立 2
2.1 ASK調(diào)制解調(diào) 2
2.1.1 ASK程序 2
2.1.2 ASK圖形 2
2.2 PSK調(diào)制解調(diào) 4
2.2.1 PSK程序 4
2.2.2 PSK圖形 5
2.3 FSK調(diào)制解調(diào) 7
2.3.1 FSK程序 7
2.3.2 FSK圖形 7
2.4 誤碼率分析 9
2.4.1 誤碼率分析程序 9
2.4.2 誤碼率分析圖形 10
3 心得體會(huì) 11
4 參考文獻(xiàn) 12

代碼片段和文件信息
function?transmittedSignal=askModu(signalbitRatefcN)
?%signal=[0?0?1?0?1?1?0?1];
%?bitRate=1000000;
%?fc=1000000;
%?N=32;
????t=linspace(01/bitRateN);
????c=sin(2*pi*t*fc);
????transmittedSignal=[];
????for?i=1:length(signal)
?????????transmittedSignal=[transmittedSignalsignal(i)*c];
????end
figure(2)??
plot(1:length(transmittedSignal)transmittedSignal);title(‘Modulation?of?ASK‘);grid?on;
figure(3)
m=0:length(transmittedSignal)-1;
F=fft(transmittedSignal);
plot(mabs(real(F)))title(‘ASK_frequency-domain?analysis?real‘);
grid?on;
%figure(4)
%plot(mimag(F));title(‘ASK_frequency-domain?analysis?imag‘);
%grid?on;
end
?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2012-04-07?12:38??MATLAB論文一組\
?????目錄???????????0??2012-04-06?19:42??MATLAB論文一組\ASK_Done\
?????文件?????????411??2012-04-06?18:37??MATLAB論文一組\ASK_Done\askModu.asv
?????文件?????????652??2012-04-06?18:37??MATLAB論文一組\ASK_Done\askModu.m
?????文件????????3558??2012-04-06?18:37??MATLAB論文一組\ASK_Done\ASK_LPF.fda
?????文件?????????257??2012-04-06?18:37??MATLAB論文一組\ASK_Done\ASK_main.asv
?????文件?????????637??2012-04-06?18:36??MATLAB論文一組\ASK_Done\ASK_main.m
?????文件?????????231??2012-04-06?18:38??MATLAB論文一組\ASK_Done\CheckRatePe.m
?????文件????????1049??2012-04-06?18:38??MATLAB論文一組\ASK_Done\demoASK.asv
?????文件????????1075??2012-04-06?18:39??MATLAB論文一組\ASK_Done\demoASK.m
?????文件?????????141??2012-04-06?18:39??MATLAB論文一組\ASK_Done\gussian.asv
?????文件?????????224??2012-04-06?18:39??MATLAB論文一組\ASK_Done\gussian.m
?????文件???????????2??2012-04-06?18:39??MATLAB論文一組\ASK_Done\kkk12.m
?????文件???????63488??2012-04-06?18:39??MATLAB論文一組\ASK_Done\LPF參數(shù).doc
?????文件?????????561??2008-12-10?18:22??MATLAB論文一組\ASK_Done\num.mat
?????文件?????????302??2009-12-09?14:25??MATLAB論文一組\ASK_Done\PeRate.mat
?????文件?????????384??2012-04-06?18:39??MATLAB論文一組\ASK_Done\source.asv
?????文件?????????389??2012-04-06?18:39??MATLAB論文一組\ASK_Done\source.m
?????文件?????????328??2012-04-06?18:40??MATLAB論文一組\ASK_Done\test.asv
?????文件?????????360??2012-04-06?18:40??MATLAB論文一組\ASK_Done\test.m
?????文件???????38912??2012-04-06?18:40??MATLAB論文一組\ASK_Done\圖形實(shí)例.doc
?????目錄???????????0??2012-04-06?18:54??MATLAB論文一組\BPSK_Done\
?????文件?????????412??2012-04-06?18:44??MATLAB論文一組\BPSK_Done\askModu.asv
?????文件?????????653??2012-04-06?18:44??MATLAB論文一組\BPSK_Done\askModu.m
?????文件?????????621??2012-04-06?18:44??MATLAB論文一組\BPSK_Done\bpskModu.m
?????文件????????3491??2012-04-06?18:44??MATLAB論文一組\BPSK_Done\BPSK_LPF.fda
?????文件?????????633??2012-04-06?18:44??MATLAB論文一組\BPSK_Done\BPSK_main.asv
?????文件?????????639??2012-04-06?18:44??MATLAB論文一組\BPSK_Done\BPSK_main.m
?????文件???????40448??2012-04-06?18:44??MATLAB論文一組\BPSK_Done\BPSK等波形.doc
?????文件?????????232??2012-04-06?18:44??MATLAB論文一組\BPSK_Done\CheckRatePe.m
?????文件????????1245??2012-04-06?18:44??MATLAB論文一組\BPSK_Done\demoBPSK.m
............此處省略29個(gè)文件信息
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