%==========================================================================
% MS_Interleaver_Initialization.m
%==========================================================================
%根據(jù)無線配置設(shè)置交織器的信號(hào)重復(fù)因子，符號(hào)抽取向量以及交織器的長度
%只支持RC3和RC4
switch xRC
    case 3
        %根據(jù)原始數(shù)據(jù)幀的長度設(shè)置的信號(hào)重復(fù)因子，信號(hào)抽取向量以及交織器長度
        switch xFrameLength
            case 6120
                xRepetitionCount=1;
                xPunctureVector=[1];
                xInterleaverSize=12288;
            case 3048
                xRepetitionCount=1;
                xPunctureVector=[1];
                xInterleaverSize=12288;  
            case 1512
                xRepetitionCount=1;
                xPunctureVector=[1];
                xInterleaverSize=6144;
            case 744
                xRepetitionCount=1;
                xPunctureVector=[1];
                %xInterleaverSize=3072;
                m=6;
                J=48;
                % Even interleaved Symbol
                i = [0:2:3072-2]';
                x = i/2;
                Aeven = 2^m*(mod(x,J))+ bi2de(de2bi(floor(x/J),m,'left-msb'),'right-msb');
                % Odd interleaved Symbol
                i = [1:2:3072-1]';
                x= 3072 - (i+1)/2;
                Aodd =  2^m*(mod(x,J))+ bi2de(de2bi(floor(x/J),m,'left-msb'),'right-msb');
        
               int_table = reshape([Aeven Aodd]',3072,[]) + 1;
            case 360
                xRepetitionCount=1;
                xPunctureVector=[1];
                %xInterleaverSize=1536;
                m=6;
                J=24;
                % Even interleaved Symbol
                i = [0:2:1536-2]';
                x = i/2;
                Aeven = 2^m*(mod(x,J))+ bi2de(de2bi(floor(x/J),m,'left-msb'),'right-msb');
                % Odd interleaved Symbol
                i = [1:2:1536-1]';
                x= 1536 - (i+1)/2;
                Aodd =  2^m*(mod(x,J))+ bi2de(de2bi(floor(x/J),m,'left-msb'),'right-msb');
        
               int_table = reshape([Aeven Aodd]',1536,[]) + 1;
            case 172
                %xRepetitionCount=2;
                %xPunctureVector=[1];
                %xInterleaverSize=1536;
                m=6;
                J=24;
                % Even interleaved Symbol
                i = [0:1:1536-1]';
                x = i;
                Aeven = 2^m*(mod(x,J))+ bi2de(de2bi(floor(x/J),m,'left-msb'),'right-msb');
                % Odd interleaved Symbol
              %  i = [1:2:1536-1]';
               % x= 1536 - (i+1)/2;
               % Aodd =  2^m*(mod(x,J))+ bi2de(de2bi(floor(x/J),m,'left-msb'),'right-msb');
        
               int_table = reshape([Aeven]',1536,[]) + 1;
            case 80
                xRepetitionCount=4;
                xPunctureVector=[1];
               % xInterleaverSize=1536;
                m=6;
                J=24;
                % Even interleaved Symbol
                i = [0:2:1536-2]';
                x = i/2;
                Aeven = 2^m*(mod(x,J))+ bi2de(de2bi(floor(x/J),m,'left-msb'),'right-msb');
                % Odd interleaved Symbol
                i = [1:2:1536-1]';
                x= 1536 - (i+1)/2;
                Aodd =  2^m*(mod(x,J))+ bi2de(de2bi(floor(x/J),m,'left-msb'),'right-msb');
        
               int_table = reshape([Aeven Aodd]',1536,[]) + 1;
            case 40
                xRepetitionCount=8;
                xPunctureVector=[1 1 1 1 1 1 1 1 0];
                %xInterleaverSize=1536;
                m=6;
                J=24;
                % Even interleaved Symbol
                i = [0:2:1536-2]';
                x = i/2;
                Aeven = 2^m*(mod(x,J))+ bi2de(de2bi(floor(x/J),m,'left-msb'),'right-msb');
                % Odd interleaved Symbol
                i = [1:2:1536-1]';
                x= 1536 - (i+1)/2;
                Aodd =  2^m*(mod(x,J))+ bi2de(de2bi(floor(x/J),m,'left-msb'),'right-msb');
        
               int_table = reshape([Aeven Aodd]',1536,[]) + 1;
            case 16
                xRepetitionCount=16;
                xPunctureVector=[1 1 1 1 0];
                %xInterleaverSize=1536;
                m=6;
                J=24;
                % Even interleaved Symbol
                i = [0:2:1536-2]';
                x = i/2;
                Aeven = 2^m*(mod(x,J))+ bi2de(de2bi(floor(x/J),m,'left-msb'),'right-msb');
                % Odd interleaved Symbol
                i = [1:2:1536-1]';
                x= 1536 - (i+1)/2;
                Aodd =  2^m*(mod(x,J))+ bi2de(de2bi(floor(x/J),m,'left-msb'),'right-msb');
        
               int_table = reshape([Aeven Aodd]',1536,[]) + 1;
            case 24
                xRepetitionCount=2;
                xPunctureVector=[1];
                %xInterleaverSize=384;
                m=6;
                J=6;
                % Even interleaved Symbol
                i = [0:2:384-2]';
                x = i/2;
                Aeven = 2^m*(mod(x,J))+ bi2de(de2bi(floor(x/J),m,'left-msb'),'right-msb');
                % Odd interleaved Symbol
                i = [1:2:384-1]';
                x= 384 - (i+1)/2;
                Aodd =  2^m*(mod(x,J))+ bi2de(de2bi(floor(x/J),m,'left-msb'),'right-msb');
        
               int_table = reshape([Aeven Aodd]',384,[]) + 1;
            otherwise
                error('Error:Invalid Frame Length for Radio Configuration 3 in cdma 2000 Mobile Station block<Interleaver>');
                int_table = [ ];
        end
end