%**************************************************************************
%Function：DS-SS Modulation
%功能：擴頻調制
%function  y = DSSS_Modulation(c,x)
%Input:c ---> user code (column vector)
%Input:x ---> input signal (row vector)
%Output:y ---> tmp = c*x, y = tmp(:) (ds-ss modulated signal, column vector)
%**************************************************************************

function y = DSSS_Modulation(c,x)
tmp = c*x;
y = tmp(:);