single_packet.m

来自「MATLAB Simulation of OFDM System」· M 代码 · 共 23 行

function [flag, thres_idx, inf_bits_cnt, inf_bit_errs, raw_bits_cnt, raw_bit_errs] = single_packet(sim_options,snr)

%产生信道冲击响应
cir = get_channel_ir(sim_options);

% 调用transmitter，产生发射信号，返回信息比特和未编码的比特。
[txsignal, tx_inf_bits, tx_raw_bits] = transmitter(sim_options);

% 信道建模
rxsignal = channel(txsignal, cir, sim_options,snr);
%keyboard
%接收机模块，返回数据比特和未解码的比特，以及用于仿真分组检测性能的变量。。
[flag, thres_idx, rx_inf_bits, rx_raw_bits] = receiver(rxsignal, cir, sim_options);
%keyboard
%计算误比特
raw_bit_errs = sum(abs(rx_raw_bits(1:length(tx_raw_bits))-tx_raw_bits));
raw_bits_cnt = length(tx_raw_bits);

inf_bit_errs = sum(abs(rx_inf_bits(1:length(tx_inf_bits))-tx_inf_bits));
inf_bits_cnt = length(tx_inf_bits);
%keyboard