snr1=[0.0:0.5:3.0]
snr2=[1	1.5	2?2.5];
ber_1517_256=[?0.3455????0.2964????0.2601????0.1210????0.0601?????????0.0001342?????????0.00004323];%5ci0.3455????0.2964????0.2601????0.0601????0.1217?????????0?????????0
ber_1517_1024=[0.3493????0.3054????0.2398????0.0370????0.0012?????????0?????????0];%5ci
ber_1517_2048=[?0.3468????0.3039????0.1589????0.0682?????????0.000912?????????0?????????0];%5ci0.3516????0.3055????0.2570????0.0820????0.0002?????????0?????????0


ber_3137_256=[0.4087????0.3627????0.3151????0.0452?????????0.00003242?????0.0000162??????????0];%5cis0.4087????0.3627????0.3151????0.0452?????????0?????0??????????0
ber_3137_1024=[0.3837????0.3873????0.2045????0.1631?????????0?????????0?????????0];
ber_3137_2048=[0.4144????0.3829????0.3173????0.0467?????????0.0005645?????????0?????????0];%0.4068????0.3749????0.3133????0.1627?????????0?????????0?????????0

%ber_256=[0.3213????0.2764????0.0638????0.1323????0.0346?????????0?????????0];%10ci
ber_256=[????0.3740????0.2535????0.2024????0.1063????0.0417????0.0339????0.0016];%5ci
ber_512=[0.3271????0.2886????0.2169????0.0314????0.0008????0.0004?????????0];?
ber_1024=[?0.3141????0.2450????0.1174????0.0002?????????0?????????0?????????0];
ber_2048=[0.3201????0.2550????0.0804?????????0.0001????0.00001??????????????0??????0????];
%ber_4096=[??0.3136????0.2560????0.1831????0.0442????0.0012????0.0000??????????0];

it_num=[10:-1:1];
ber_3db=[0??0??0??0??0??0??0??0??0.0079?0.0559];%[75]
ber_2db=[0??0??0.0071?0.0205??0.0213?0.0378?0.0433?0.0496?0.0835?0.1551]%[75]
N=[512?1024?2048?4096];
for?i=1:length（N）
??B6（i）=480/N（i）^（3）;
end

EbN0=[2:0.5:8];
Pb=zeros（length（N）length（EbN0））;
for?i=1:length（N）
????for?j=1:length（EbN0）
??????Pb（ij）=1/2*B6（i）*exp（-6/2/2*10^（EbN0（j）/10））;
????end
end
%?
figure（1）;%%不同交織長度的系統(tǒng)性能
semilogy（snr1ber_256‘k-*‘snr1ber_1024‘k-^‘snr1ber_2048‘k-x‘）;grid?on?;
legend（‘512‘‘1024‘‘2048‘?1）%%%%%（‘‘‘2）左上角
title（‘不同交織長度下碼率1/2的（75）sccpm的性能‘）
xlabel（‘SNR‘）ylabel（‘BER‘）
hold?on
%?figure（2）;%%不同交織長度的系統(tǒng)性能
%?semilogy（it_number_3db‘k-*‘it_number_2db‘k-^‘）;
%?legend（‘3db‘‘2db‘1）%%%%%（‘‘‘2）左上角
%?title（‘幀長256時(shí)不同迭代次數(shù)，不同信道參數(shù)的sccpm系統(tǒng)性能‘）
%?xlabel（‘it_num‘）ylabel（‘BER‘）
%?semilogy（EbN0Pb（1:）EbN0Pb（2:）EbN0Pb（3:）EbN0Pb（4:））;
%?hold?off
%?%?%-----------------------------------------------------------------------%
%?figure（1）;%%不同交織長度的系統(tǒng)性能
%?semilogy（snr1ber_2048‘k-o‘snr1ber_1517_2048‘k--*‘snr1ber_3137_2048‘k-^‘）;grid?on;
%?legend（‘（75）‘‘（1517）‘‘（3137）‘1）%%%%%（‘‘‘2）左上角
%?title（‘交織長度為2048時(shí)不同碼率和不同分量碼組成的sccpm性能比較‘）
%?xlabel（‘SNR/dB‘）ylabel（‘BER‘）
%?hold?on
%?%?%-----------------------------------------------------------------------%
%?N=[512?1024?2048?4096];
%?for?i=1:length（N）
%???B1（i）=2880/N（i）^（5）;
%???B2（i）=480/N（i）^（3）;
%?end
%?h1=4.742;
%?h2=5.2626;
%?
%?EbN0=[2:0.5:8];
%?Pb=zeros（length（N）length（EbN0））;
%?for?i=1:length（N）
%?????for?j=1:length（EbN0）
%???????Pb（ij）=1/2*（B1（i）*exp（-h1/2/2*

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2010-06-13?16:49??SCCPM_MSK_DO\
?????文件????????3668??2010-05-30?09:31??SCCPM_MSK_DO\ber_poltm.asv
?????文件????????3763??2010-05-30?09:41??SCCPM_MSK_DO\ber_poltm.m
?????文件?????????831??2010-05-22?12:55??SCCPM_MSK_DO\interleavefun.asv
?????文件?????????877??2010-05-22?12:57??SCCPM_MSK_DO\interleavefun.m
?????文件????????3901??2010-05-21?14:02??SCCPM_MSK_DO\interleavenum_text.asv
?????文件????????3904??2010-05-21?15:54??SCCPM_MSK_DO\interleavenum_text.m
?????文件????????6220??2010-05-21?10:56??SCCPM_MSK_DO\MSK_APPdecoder_inner.asv
?????文件????????6199??2010-05-09?01:26??SCCPM_MSK_DO\MSK_APPdecoder_inner.m
?????文件????????5913??2010-05-12?13:09??SCCPM_MSK_DO\MSK_APPdecoder_outer（15_17）.asv
?????文件????????5917??2010-05-12?13:47??SCCPM_MSK_DO\MSK_APPdecoder_outer（15_17）.m
?????文件????????5837??2010-05-12?12:39??SCCPM_MSK_DO\MSK_APPdecoder_outer.asv
?????文件????????5823??2010-05-17?16:51??SCCPM_MSK_DO\MSK_APPdecoder_outer.m
?????文件????????5900??2010-05-24?14:12??SCCPM_MSK_DO\MSK_APPdecoder_outer1517.m
?????文件????????5958??2010-05-24?14:12??SCCPM_MSK_DO\MSK_APPdecoder_outer3137.m
?????文件????????6728??2006-09-01?08:24??SCCPM_MSK_DO\MSK_APPdecoder_outer_old.m
?????文件????????7883??2010-05-02?09:24??SCCPM_MSK_DO\msk_demodulate.asv
?????文件????????8095??2010-05-05?13:42??SCCPM_MSK_DO\msk_demodulate.m
?????文件????????2798??2010-04-26?12:27??SCCPM_MSK_DO\msk_modulate.asv
?????文件????????2814??2010-05-09?01:05??SCCPM_MSK_DO\msk_modulate.m
?????文件????????1390??2006-09-11?16:33??SCCPM_MSK_DO\MSK_NEW_128.fig
?????文件????????1335??2006-09-18?08:50??SCCPM_MSK_DO\MSK_NEW_128_new.fig
?????文件????????1281??2006-09-11?19:59??SCCPM_MSK_DO\MSK_NEW_2048.fig
?????文件????????1310??2006-09-11?16:35??SCCPM_MSK_DO\MSK_NEW_512.fig
?????文件????????1308??2006-09-13?08:56??SCCPM_MSK_DO\MSK_NEW_512_two.fig
?????文件?????????218??2004-07-12?08:12??SCCPM_MSK_DO\nmax.m
?????文件?????????305??2006-09-07?17:09??SCCPM_MSK_DO\SCCMSK_1024.mat
?????文件????????5692??2006-09-07?16:17??SCCPM_MSK_DO\SCCMSK_1024.txt
?????文件????????6737??2010-05-10?12:37??SCCPM_MSK_DO\SCCMSK_119.txt
?????文件?????????303??2010-05-30?09:31??SCCPM_MSK_DO\SCCMSK_1233.mat
?????文件???????24947??2010-06-09?20:41??SCCPM_MSK_DO\SCCMSK_133.txt
............此處省略44個(gè)文件信息