資源簡介
OFDM的系統的仿真程序,建立完整的通信系統,使用到FFT變換,比較不同調制方式的仿真
代碼片段和文件信息
function?HLs=ChannelEstimate(SymFFTOFDM_per_SymbolNptraining_symbolsCarrier_NumLIpilot)
SymFFT1=SymFFT.‘;
Rx_training_symbols=SymFFT1(:pilot);
Rx_training_symbols0=reshape(Rx_training_symbolsOFDM_per_Symbol*Np1);
training_symbols0=reshape(training_symbols1OFDM_per_Symbol*Np);
training_symbols1=diag(training_symbols0);
training_symbols2=inv(training_symbols1);
Hls=training_symbols2*Rx_training_symbols0;
Hls1=reshape(HlsOFDM_per_SymbolNp);
HLs=[];
HLs2=[];
if?mod(Carrier_NumLI)==0
????for?k=1:Np-1
????????HLs2=[];
????????for?j=1:LI
????????????HLs1(:1)=(Hls1(:k+1)-Hls1(:k))*(j-1)/LI+Hls1(:k);
????????????HLs2=[HLs2HLs1];
????????end
????????HLs=[HLsHLs2];
????end
else
????for?k=1:Np-2
????????for?j=1:LI
????????????HLs1(:1)=(Hls1(:k+1)-Hls1(:
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件???????4415??2007-06-07?08:31??work_test\channel?estimate\FFT_estimate_no_estimate.m
?????文件???????5018??2007-06-05?11:24??work_test\channel?estimate\main_test2_Doppler_.m
?????文件???????4206??2007-06-04?23:04??work_test\channel?estimate\no_FFT_estimate_no_estimate.asv
?????文件???????4207??2007-06-07?08:17??work_test\channel?estimate\no_FFT_estimate_no_estimate.m
?????目錄??????????0??2007-06-15?09:22??work_test\channel?estimate
?????文件???????1083??2007-05-20?20:12??work_test\ChannelEstimate.m
?????文件????????336??2007-05-21?09:03??work_test\ChannelEstimate_test.m
?????文件???????4163??2007-06-03?23:31??work_test\FFT_compare\main_no_GI.m
?????文件???????4172??2007-06-04?11:20??work_test\FFT_compare\main_with_GI.m
?????文件???????4174??2007-06-03?23:29??work_test\FFT_compare\no_FFT_no_GI.m
?????文件???????4261??2007-06-04?01:12??work_test\FFT_compare\no_FFT_with_GI.m
?????目錄??????????0??2007-06-15?09:22??work_test\FFT_compare
?????文件????????815??2007-05-20?19:52??work_test\function\rx_16QAM_mod.m
?????文件????????530??2007-06-04?14:27??work_test\function\rx_QPSK_mod.m
?????文件????????546??2007-05-20?19:33??work_test\function\tx_16QAM_mod.m
?????文件????????332??2007-06-06?08:21??work_test\function\tx_QPSK_mod.m
?????目錄??????????0??2007-06-15?09:22??work_test\function
?????文件???????4210??2007-06-15?11:21??work_test\main.asv
?????文件???????4256??2007-06-15?11:34??work_test\main.m
?????文件???????4172??2007-06-06?08:17??work_test\mod_compare\main_16QAM.m
?????文件???????4212??2007-06-06?22:24??work_test\mod_compare\main_BPSK.asv
?????文件???????4203??2007-06-07?08:49??work_test\mod_compare\main_BPSK.m
?????文件???????4170??2007-06-07?08:40??work_test\mod_compare\main_QPSK.m
?????文件????????530??2007-06-06?09:19??work_test\mod_compare\rx_QPSK_mod.m
?????文件????????332??2007-06-06?09:15??work_test\mod_compare\tx_QPSK_mod.m
?????目錄??????????0??2007-06-15?09:22??work_test\mod_compare
?????文件???????4885??2007-05-21?21:56??work_test\pilot.m
?????文件????????815??2007-05-20?19:52??work_test\rx_16QAM_mod.m
?????文件????????530??2007-06-04?14:27??work_test\rx_QPSK_mod.m
?????文件????????546??2007-05-20?19:33??work_test\tx_16QAM_mod.m
............此處省略6個文件信息
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