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  • 大小: 7KB
    文件類型: .rar
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    發布日期: 2021-06-06
  • 語言: Matlab
  • 標簽: matlab??

資源簡介

數字基帶傳輸系統的matlab仿真實現

資源截圖

代碼片段和文件信息

function?[adjudged_ami]=adjudg_1(ami_after_channelm)
%輸入信號ami_after_channel為經過AWGN信道后的AMI碼型數字信號,m為判決門限值;輸出變量adjudged_ami為抽樣判決后的信號。
%加噪AMI碼型數字序列抽樣判決的MATLAB仿真實現
for?i=1:length(ami_after_channel);
????temp=ami_after_channel;
????if?(temp(i)>m)
????????adjudged_ami(i)=1;
????elseif((temp(i)-m))
????????adjudged_ami(i)=0;
????else(temp(i)<-m)
????????adjudged_ami(i)=-1;
????end
end
%畫圖
l=length(ami_after_channel);
for?x=1:l*10
???m=ceil(x/10);
???adjudged_ami1(x)=adjudged_ami(m);
???ami_after_channel1(x)=ami_after_channel(m);
end
t=1:length(ami_after_channel1);
figure(5)
subplot(211)
plot(tami_after_channel1‘*g-‘);
axis([-0.2?300?-2.2?2.2]);
title(‘道加噪聲的信號‘);
subplot(212)
plot(tadjudged_ami1);
axis([-0.2?300?-1.2?1.2]);
title(‘抽樣判決以后的AMI碼‘);

?屬性????????????大小?????日期????時間???名稱
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?????文件????????517??2008-12-30?09:12??數字基帶傳輸系統的MATLAB仿真實現\system_1.m

?????文件????????929??2008-12-30?08:53??數字基帶傳輸系統的MATLAB仿真實現\a_d_1.m

?????文件????????869??2008-12-29?20:29??數字基帶傳輸系統的MATLAB仿真實現\adjudg_1.m

?????文件????????642??2008-12-29?20:28??數字基帶傳輸系統的MATLAB仿真實現\channel_1.m

?????文件???????1171??2008-12-30?09:19??數字基帶傳輸系統的MATLAB仿真實現\d_a_1.m

?????文件????????623??2008-12-29?20:30??數字基帶傳輸系統的MATLAB仿真實現\signal_decod_1.m

?????文件????????730??2008-12-29?20:27??數字基帶傳輸系統的MATLAB仿真實現\signal_encod_1.m

?????文件????????519??2009-03-15?18:30??數字基帶傳輸系統的MATLAB仿真實現\數字基帶傳輸系統的MATLAB仿真實現.txt

?????文件???????3543??2009-02-01?16:19??數字基帶傳輸系統的MATLAB仿真實現\使用幫助:新手必看.htm

?????文件????????183??2009-02-02?09:47??數字基帶傳輸系統的MATLAB仿真實現\Matlab中文論壇--助努力的人完成畢業設計.url

?????目錄??????????0??2009-04-03?21:09??數字基帶傳輸系統的MATLAB仿真實現

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?????????????????9726????????????????????11


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