txt2bin.m

Codes for expander, raise cosine filter and text2binary conversion.

%
% Text to binary bits (0/1) converter.
%
function b=txt2bin(text)
b0=dec2bin(text,7);
[k,l]=size(b0); 
b0=reshape(b0',1,k*l); 
b=zeros(size(b0));
for i=1:length(b0) 
    b(i)=str2num(b0(i)); 
end