tx_add_pilot_syms.m

OFDM系统的仿真代码MATLAB环境下

function mod_ofdm_syms = tx_add_pilot_syms(mod_syms)

global sim_consts;

n_mod_syms = size(mod_syms,2);
n_ofdm_syms = n_mod_syms/sim_consts.NumDataSubc;

mod_ofdm_syms = zeros(sim_consts.NumSubc, n_ofdm_syms);
mod_ofdm_syms(sim_consts.DataSubcPatt,:) = reshape(mod_syms, sim_consts.NumDataSubc, n_ofdm_syms);
mod_ofdm_syms(sim_consts.PilotSubcPatt,:) = repmat(sim_consts.PilotSubcSymbols, 1, n_ofdm_syms);

mod_ofdm_syms = mod_ofdm_syms(:).';