close?
clear
clc

snr_bpsk=0:1.0:10.0;
bpsk=[0.07860.05620.03750.02280.01250.00590.00237.2e-0041.9e-0043.36e-0053.87e-006];

snr_Gray?=?-1:0.5:8.5;
ber_Gray?=?[0.288176?0.262331?0.233477??0.202386?0.16945?0.136578?0.1052...
????0.0769473?0.0531787?0.0339512?0.0205257?0.011159?0.00542267?0.00249433?...
????0.00101217?0.000379833?0.000110333?3.21667e-005?1.11667e-005?2.16667e-006];

figure
semilogy（snr_bpsk?bpsk?‘k‘?snr_Gray?ber_Gray?‘k*-‘）;
grid?on
legend（‘BPSK‘‘Hamming（74）‘）;

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2011-11-06?20:37??Graycode（2412）\
?????文件?????????574??2011-11-06?20:35??Graycode（2412）\ber.txt
?????文件???????10806??2011-11-06?20:34??Graycode（2412）\GrayBER.png
?????文件?????????531??2011-11-06?20:33??Graycode（2412）\GrayCode.m
?????目錄???????????0??2011-11-06?20:36??Graycode（2412）\Haming?Code\
?????目錄???????????0??2011-11-06?20:36??Graycode（2412）\Haming?Code\Debug\
?????文件???????52224??2011-11-06?19:42??Graycode（2412）\Haming?Code\Debug\Haming?Code.exe
?????文件??????513324??2011-11-06?19:42??Graycode（2412）\Haming?Code\Debug\Haming?Code.ilk
?????文件??????658432??2011-11-06?19:42??Graycode（2412）\Haming?Code\Debug\Haming?Code.pdb
?????目錄???????????0??2011-11-06?20:36??Graycode（2412）\Haming?Code\Haming?Code\
?????文件?????1952768??2011-11-06?20:36??Graycode（2412）\Haming?Code\Haming?Code.ncb
?????文件?????????899??2011-10-30?21:51??Graycode（2412）\Haming?Code\Haming?Code.sln
?????文件???????17408??2011-11-04?22:02??Graycode（2412）\Haming?Code\Haming?Code.suo
?????文件????????4826??2011-11-06?19:47??Graycode（2412）\Haming?Code\Haming?Code\ber.txt
?????文件?????????900??2011-10-30?18:59??Graycode（2412）\Haming?Code\Haming?Code\channel.cpp
?????目錄???????????0??2011-11-06?20:36??Graycode（2412）\Haming?Code\Haming?Code\Debug\
?????文件????????9170??2011-11-06?19:42??Graycode（2412）\Haming?Code\Haming?Code\Debug\BuildLog.htm
?????文件???????30389??2011-11-06?19:14??Graycode（2412）\Haming?Code\Haming?Code\Debug\channel.obj
?????文件???????25386??2011-11-06?19:14??Graycode（2412）\Haming?Code\Haming?Code\Debug\demodulation.obj
?????文件???????25291??2011-11-06?19:14??Graycode（2412）\Haming?Code\Haming?Code\Debug\Gcode.obj
?????文件???????28733??2011-11-06?19:41??Graycode（2412）\Haming?Code\Haming?Code\Debug\Gdecode.obj
?????文件???????26733??2011-11-06?19:24??Graycode（2412）\Haming?Code\Haming?Code\Debug\GMatrix.obj
?????文件???????25286??2011-11-06?19:14??Graycode（2412）\Haming?Code\Haming?Code\Debug\Gmessage.obj
?????文件?????????663??2011-11-06?19:14??Graycode（2412）\Haming?Code\Haming?Code\Debug\Haming?Code.exe.embed.manifest
?????文件?????????728??2011-11-06?19:14??Graycode（2412）\Haming?Code\Haming?Code\Debug\Haming?Code.exe.embed.manifest.res
?????文件?????????621??2011-11-06?19:42??Graycode（2412）\Haming?Code\Haming?Code\Debug\Haming?Code.exe.intermediate.manifest
?????文件???????50206??2011-11-06?19:42??Graycode（2412）\Haming?Code\Haming?Code\Debug\main.obj
?????文件???????25361??2011-11-06?19:14??Graycode（2412）\Haming?Code\Haming?Code\Debug\modulation.obj
?????文件??????????65??2011-11-06?19:42??Graycode（2412）\Haming?Code\Haming?Code\Debug\mt.dep
?????文件???????25231??2011-11-06?19:14??Graycode（2412）\Haming?Code\Haming?Code\Debug\statistics.obj
?????文件??????297984??2011-11-06?19:42??Graycode（2412）\Haming?Code\Haming?Code\Debug\vc90.idb
............此處省略13個文件信息