run_ds_uwb.m

直扩超宽带的simulink仿真程序

load data_01;
delay_sample = 10;
ber=[];
repetition_time = 10;
for i=1:2 %snr
    snr=i*5-10;
    for ii=1:repetition_time
        ii
        bit_template_sample = rx_without_noise_sample(1:length_bit_sample)'; 
        rx_sample = awgn(rx_without_noise_sample,snr);
        rx_sample = [zeros(delay_sample,1);rx_sample(1:length_tx_sample-delay_sample)];
        rx_sample = reshape(rx_sample,length_bit_sample,length_source);
        bit_out = (bit_template_sample*rx_sample)>0*2-1;
        ber(ii,i) = sum(bit_out~=bit_source)/length_source;
    end
end
BER = sum(ber)/repetition_time;