📄 mc_spreading.m
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% spreading.m
%
% Function to perform spreading codes
%
% Programmed by SP.Feng
%
function [S]=mc_spreading(inputData,numUser,numData,cSpread,spreadLength)
%****************** variables *************************
% inputData : input data (numUser-by-numData matrix)
% numUser : Number of paralell users
% numData : Number of data
% spreadLength : length of spreading codes
% *****************************************************
% cSpread=[1 1 1 1 1 1 1 1;1 -1 1 -1 1 -1 1 -1;...
% 1 1 -1 -1 1 1 -1 -1;1 -1 -1 1 1 -1 -1 1;...
% 1 1 1 1 -1 -1 -1 -1;1 -1 1 -1 -1 1 -1 1;...
% 1 1 -1 -1 -1 -1 1 1;1 -1 -1 1 -1 1 1 -1];
S = zeros(numUser,numData*spreadLength);
for n=1:numData
for k=1:spreadLength
tempS(k) = cSpread(k)*inputData(:,n);
end
S(:,(n-1)*spreadLength+1:n*spreadLength) = tempS;
end
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