MIMO_OFDM联合仿真的matlab 源程序

在MATLAB上实现扩展的SCM信道模型 clc;clear; scmpar=scmparset; linkpar=linkparset(6); % 10 links %linkpar.MsVelocity=0; scmpar.NumMsElements=2; scmpar.NumBsElements=2; antpar=antparset; [H delays out]=scm(scmpar,linkpar,antpar); % Initialize the parameters NumLoop = 90;%帧长 carrier_count=80;%子载波个数 carriers=1:carrier_count; NumSubc = 128;%IFFT和F FT的点数 NumCP =8;%循环前缀 NT=20 ; %导频之间的间隔,块状导频 Np=ceil(NumLoop/NT)+1;%导频数 %加1的原因：使最后一列也是导频 delta_t = out.delta_t; f_sym = 3.84e6; % sample frequency osr = floor((1/f_sym)/scmpar.DelaySamplingInterval); % over sample rate ts = 1/(f_sym*osr); % sample time_step FT的点数 NumCP =8;%循环前缀 NT=20 ; %导频之间的间隔,块状导频 Np=ceil(NumLoop/NT)+1;%导频数 %加1的原因：使最后一列也是导频 delta_t = out.delta_t; f_sym = 3.84e6; % sample frequency osr = floor((1/f_sym)/scmpar.DelaySamplingInterval); % over sample rate ts = 1/(f_sym*osr); % sample time_step