interleavetry.m

多径信道下的ofdm仿真系统

s=2
interleaver_depth=3200
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;
intlvr_patt = interleaver_depth*ones(interleaver_depth, 1);
intlvr_patt = intlvr_patt*diag(0:1-1);
intlvr_patt = intlvr_patt+repmat(idx', 1, 1);
intlvr_patt = intlvr_patt(:);