tr_ber.asv

这是一个较为完整的tr方式uwb接收机的M文件

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

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

for s=1:4
    for ii = 1:16 
        sample_time = 1e-10;
        nTs = 120;
        nTi = ii*2+8;
        Ts = nTs*sample_time;
        Ti = nTi*sample_time; % integrate interval
        snr = s*2-2; % in dB 
        Ns = 6;
        W = 1/sample_time;
        EsNo = (0.5*nTs)*10^(snr/10);

        y(ii) = 0.5*EsNo*sum(h_gain(1:nTi));
        x(ii) = y(ii)/sqrt(y(ii)+0.25*Ns*W*Ti);

        berr(ii,s) = Q_function(x(ii));
    end
end