tx_gen_intlvr_patt.m

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function idx = tx_gen_intlvr_patt(interleaver_depth,N_subcarrier)


n_syms_per_ofdm_sym =N_subcarrier;
idx=zeros(1,interleaver_depth);

s = max([interleaver_depth/n_syms_per_ofdm_sym/2 1]);

intlvr_patt = interleaver_depth/16*rem(0:interleaver_depth-1,16) + floor((0:interleaver_depth-1)/16);

perm_patt = s*floor(intlvr_patt/s)+ ...
   mod(intlvr_patt+interleaver_depth-floor(16*intlvr_patt/interleaver_depth),s);

idx = perm_patt+1;