tr_ber.m

来自「这是一个较为完整的tr方式uwb接收机的M文件」· M 代码 · 共 25 行

h = uwb_imr(1,1);
h_gain = h.*h;

berr = [];
y = [];
x = [];

for s=1:5
    for ii = 1:11 
        sample_time = 1e-10;
        nTs = 120;
        nTi = 3*ii+7;
        Ts = nTs*sample_time;
        Ti = nTi*sample_time; % integrate interval
        snr = 5*s-10; % in dB 
        Ns = 6;
        W = 1/sample_time;
        EsNo = (0.5*nTs)*10^(snr/10); % 公式03 

        y(ii) = EsNo*sum(h_gain(1:nTi)); % 公式01（7）经改变, Es = 2*Ns*Ep
        x(ii) = y(ii)/sqrt(y(ii)+0.5*Ns*W*Ti); % 公式01（6）经改变
        
        berr(ii,s) = Q_function(x(ii));
    end
end