function?time_signal?=?Add_CP（time_syms）

num_symbols?=?size（time_syms?2）/64;%需要傳輸?shù)姆?hào)數(shù)（每符號(hào)有64數(shù)據(jù)碼元）
time_signal?=?zeros（1?num_symbols*80）;%產(chǎn)生時(shí)域信號(hào)的初始狀態(tài)；

%?增加循環(huán)前綴
symbols?=?reshape（time_syms（:）?64?num_symbols）;
tmp_syms?=?[symbols（49:64:）;?symbols];?
tmp_syms（1:）=tmp_syms（1:）*0.5;%對(duì)符號(hào)的首尾進(jìn)行加窗處理
tmp_syms_end（1:）=symbols（1:）*0.5;

tmp_syms（12:num_symbols）=tmp_syms（12:num_symbols）+tmp_syms_end（1:num_symbols-1）;
time_signal（:）?=?tmp_syms（:）.‘;

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2017-06-15?14:18??-MATLAB-802.11a--master\
?????文件?????????499??2017-06-15?14:18??-MATLAB-802.11a--master\Add_CP.m
?????文件????????1484??2017-06-15?14:18??-MATLAB-802.11a--master\Add_Pilot.m
?????文件?????????124??2017-06-15?14:18??-MATLAB-802.11a--master\D16QAM.m
?????文件?????????326??2017-06-15?14:18??-MATLAB-802.11a--master\Del_CP.m
?????文件?????????896??2017-06-15?14:18??-MATLAB-802.11a--master\FFT64.m
?????文件?????????608??2017-06-15?14:18??-MATLAB-802.11a--master\IFFT64.m
?????文件?????????152??2017-06-15?14:18??-MATLAB-802.11a--master\QAM.m
?????文件?????????108??2017-06-15?14:18??-MATLAB-802.11a--master\README.md
?????文件?????????116??2017-06-15?14:18??-MATLAB-802.11a--master\bpsk.m
?????文件?????????106??2017-06-15?14:18??-MATLAB-802.11a--master\convolutionNew.m
?????文件?????????120??2017-06-15?14:18??-MATLAB-802.11a--master\dbpsk.m
?????文件?????????165??2017-06-15?14:18??-MATLAB-802.11a--master\decon.m
?????文件?????????900??2017-06-15?14:18??-MATLAB-802.11a--master\jiaozhi.m
?????文件?????????703??2017-06-15?14:18??-MATLAB-802.11a--master\jiejiaozhi.m
?????文件????????1254??2017-06-15?14:18??-MATLAB-802.11a--master\main.m
?????文件?????????833??2017-06-15?14:18??-MATLAB-802.11a--master\qiandaoma.m
?????文件?????????630??2017-06-15?14:18??-MATLAB-802.11a--master\raoma.m
?????文件?????????409??2017-06-15?14:18??-MATLAB-802.11a--master\tongbu.m
?????文件?????????311??2017-06-15?14:18??-MATLAB-802.11a--master\xinyuan.m