c8_cerdemo.m

经典书籍《通信系统仿真原理与无线应用》chap8部分课后题仿真源代码

% File c8 cerdemo
zdB = 0:0.1:10;                         % set Eb/No axis in dB
z = 10.^(zdB/10);                       % convert to linear scale
ber1 = Q(sqrt(2*z));                     % PSK result
ber2 = Q(sqrt(12*2*z/23));               % CSER for (23,12) Golay code
ber3 = Q(sqrt(11*z*2/15));               % CSER for (15,11) Hamming code
berg = cer2ber(2,23,7,3,ber2);            % BER for Golay code
berh = cer2ber(2,15,3,1,ber3);            % BER for Hamming code
semilogy(zdB,ber1,zdB,berg,zdB,berh)    % plot results
xlabel('E b/N o in dB')                   % label x axis
ylabel('Bit Error Probability')              % label y axis
% End of scrit file.