function?yy=ML_cp（）
%%%Algorithm?based：J.-J.?Van?de?Beek?M.?Sandell?M.?Isaksson?and?P.?O.?B??rjesson
%%%“ML?estimation?of?time?and?frequency?offset?in?OFDM?systems”?IEEE?Trans.?Signal?Proc.?Vol.?45?no.?7?pp.?1800-1805?July?1997.
%%%Programmed?by?Xiangdong??Huang?School?of??Electronics?and?Information?EngineeringTianjin?University
close?all;?clc;?clear?all;
N=1024;
L=128;
SNR=15;
?
disp（‘實際定時偏差‘）
theta=87
disp（‘載頻頻偏‘）
e=0.25

Symbols_number=6;
Bits_number=Symbols_number*N*6;
Bits=round（??unifrnd（011Bits_number）?????）;

%%%%%%%%%%星座表
Tab?=[???-7-7*j??-7-5*j??-7-j??-7-3*j??-7+7*j??-7+5*j??-7+j??-7+3*j...??
?????????-5-7*j??-5-5*j??-5-j??-5-3*j??-5+7*j??-5+5*j??-5+j??-5+3*j...?
?????????-1-7*j??-1-5*j??-1-j??-1-3*j??-1+7*j??-1+5*j??-1+j??-1+3*j...
?????????-

?屬性????????????大小?????日期????時間???名稱
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?????文件???????2900??2008-08-13?09:23??ML_cp.m

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?????????????????2900????????????????????1