rx_8psk_demod.m

BPSK,8PSK,16QAM,32QAM,64QAM的解调程序MATLAB

function soft_bits = rx_8psk_demod(rx_symbols)
%  soft  out
soft_bits = zeros(3*size(rx_symbols,1),size(rx_symbols,2));

bit0 = real(rx_symbols); 
bit1 = imag(rx_symbols);
bit2 = abs(real(rx_symbols))-abs(imag(rx_symbols));


soft_bits(1:3:size(soft_bits, 1),:) = bit0;
soft_bits(2:3:size(soft_bits, 1),:) = bit1;
soft_bits(3:3:size(soft_bits, 1),:) = bit2;