function x = BitToSymbolStream(B,Nbits);% x = BitToSymbolStream(B,Nbits);%% MSB firstLb = length(B);if mod(Lb,Nbits)~=0,   error('Bitstream length is incompatible with symbol length');end;Lx = Lb/Nbits;x = zeros(1,Lx);for n = 1:Nbits,   x = x + 2^(Nbits-n)*B(n:Nbits:Lb);end;