run.m

来自「uwb无线电基础书本（电子工业出版社）的MATLAB程序」· M 代码 · 共 27 行

numbits = 2032;
N = 128;
SNR = [0 5 10 15 20 25];
N_los = [1 2 3 4]; %cm1-cm4
N_OFDM = 5;
BER = zeros(4,6);
m = 0;
for N_los = 1:length(N_los)
    for snr = 1:length(SNR)
        for n_ofdm = 1:N_OFDM
        [x,bits] = cp0203_OFDM_qpsk(numbits,N);
        [y] = cp0204_Channel_Noise(x,N_los,SNR(snr));
        [R_bits] = cp0203_OFDM_qpsk_demod(y,N);
        [ER] = cp0203_ber(bits,R_bits);
        BER(N_los,snr) = BER(N_los,snr) + ER;
        m=m+1
        
        end
    end
end
BER = BER/(numbits*n_ofdm);


plot(SNR,BER(1,:),SNR,BER(2,:),SNR,BER(3,:),SNR,BER(4,:));