counter_weave_8.m

实现GSM通信的快速接入控制信道（FACCH）的信道编码的MATLAB仿真

%反重排交织
function output=COUNTER_WEAVE_8(k)
o=zeros(1,456);
%反交织
o(1:57)=k(2:2:114);
o(58:114)=k(116:2:228);
o(115:171)=k(230:2:342);
o(172:228)=k(344:2:456);
o(229:285)=k(457:2:569);
o(286:342)=k(571:2:683);
o(343:399)=k(685:2:797);
o(400:456)=k(799:2:911);
%反重排
y=[0:56];
B1=64*y;
B2=57+64*y;
B3=57*2+64*y;
B4=57*3+64*y;
B5=57*4+64*y;
B6=57*5+64*y;
B7=57*6+64*y;
B8=57*7+64*y;
A =[B1,B2,B3,B4,B5,B6,B7,B8];
g=rem(A,456)+1;
output(g)=o;