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  • 大小: 4KB
    文件類型: .zip
    金幣: 2
    下載: 2 次
    發布日期: 2021-06-05
  • 語言: Matlab
  • 標簽:

資源簡介

AWGN信道下極化碼的編解碼MATLAB程序,有需要自取,主要是譯碼方面

資源截圖

代碼片段和文件信息

function?BITdecoder(latestartbit?i)
????global?PCvar;
????global?decision;

????N?=?PCvar.N;
????n?=?PCvar.n;

????if?i==N??%no?bits?need?to?be?updated
????????return;
????elseif?i<=(PCvar.N/2)
????????decision.BITS(11)?=?latestartbit;
????else
????????binary_i?=?dec2bin(i-1n);
????????for?lastlevel?=?1:n
????????????if?binary_i(lastlevel)?==?‘0‘
????????????????break;
????????????end
????????end
????????
????????decision.BITS(21)?=?latestartbit;
????????for?level=1:lastlevel-2?
????????????start?=?2^(level-1);
????????????till?=?2^level?-1?;
????????????for?index?=?start:till
????????????????decision.BITS(2till+2*(index-start)+1)?=?mod(?decision.BITS(1index)+decision.BITS(2index)?2?);
????????????????decision.BITS(2till+2*(index-start)+2)?=?decision.BITS(2index);
????????????end
????????end
????????level=lastlevel-1;
????????start?=?2^(level-1);
????????till?=?2^level?-1?;
????????for?index?=?start:till
????????????decision.BITS(1till+2*(index-start)+1)?=?mod(?decision.BITS(1index)+decision.BITS(2index)?2?);
????????????decision.BITS(1till+2*(index-start)+2)?=?decision.BITS(2index);
????????end
????end

end

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-01-08?19:37??PolarCoding---23-06-2017-master\
?????文件????????1141??2018-01-08?19:37??PolarCoding---23-06-2017-master\BITdecoder.m
?????文件????????1131??2018-01-08?19:37??PolarCoding---23-06-2017-master\LLvalupdate.m
?????文件??????????46??2018-01-08?19:37??PolarCoding---23-06-2017-master\README.md
?????文件?????????524??2018-01-08?19:37??PolarCoding---23-06-2017-master\bitreverse.m
?????文件?????????750??2018-01-08?19:37??PolarCoding---23-06-2017-master\controller_main.m
?????文件?????????788??2018-01-08?19:37??PolarCoding---23-06-2017-master\decoder.m
?????文件?????????480??2018-01-08?19:37??PolarCoding---23-06-2017-master\encoder.m
?????文件?????????855??2018-01-08?19:37??PolarCoding---23-06-2017-master\initialize.m

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