detect.m

对基本调制解调进行了详细的阐述,包括BPSK,QPSK,16QAM,64QAM

%测试该调制解调程序detect.m
mod_order='QPSK';
noe=0;
Sub_carrier=64;
num_bits = get_bits_per_symbol(mod_order);
txdata_in=rand(1,Sub_carrier*num_bits)>0.5;
[mod_symbols,table, P] = tx_modulate(txdata_in, num_bits);
[demodata]  = rx_demodulate(mod_symbols, num_bits);
demodata-txdata_in
noe=sum(abs(demodata-txdata_in));
fprintf('%d\n',noe);