genbipolar.m

Matlab 模拟 CDMA 直接扩频。m序列生成矩阵为p(x) = 1 + x^5 + x^7 + x^8 + x^9 + x^13 + x^15。能画出每阶段的时域、频域图。

function [ out ] = genBipolar( in )
%UNTITLED1 Summary of this function goes here
%  in: Must be matrix consist of 0 or 1
%  0 => 1
%  1 => -1

out = (in - 0.5).*(-2);