• 大小: 2KB
    文件类型: .m
    金币: 1
    下载: 0 次
    发布日期: 2021-05-10
  • 语言: Matlab
  • 标签: SISO  

资源简介

SISO系统的多径瑞利信道理想信道估计代码,用于获取多径信道的理想信道

资源截图

代码片段和文件信息

function  [Output_SIM_OFDM_CP H]=...
    Chan_Rayleigh_SISO_Doppler(TX_Symbols_SIM_OFDM_CPTX_NumRX_Numchanframe_LengthFFT_SizeCP_Size)

%初始化输出信号与信道矩阵
Output_SIM_OFDM_CP=zeros(RX_Numsize(TX_Symbols_SIM_OFDM_CP2));
H=zeros(RX_NumTX_Num*FFT_Size);
  
        %信号经过多径信道
        Output_SIM_OFDM_Sig_RX_TX = filter(chan TX_Symbols_SIM_OFDM_CP.‘);        
        Output_SIM_OFDM_CP=Output_SIM_OFDM_CP+Output_SIM_OFDM_Sig_RX_TX.‘;%得到接收信号
        %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
        %根据理想信道估计,得到信道频率响应
        %用sinc()构造离散时间信道模型
        N=FFT_Size;
        h_ideal=chan.PathGains;%信道增益
        tao=chan.PathDelays./chan.InputSamplePeriod;
        N_1=floor(tao(1))-chan.Chann

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