中文说明：
实现扩频里随机信号和伪码序列的产生，以及关于生成扩频序列的MATLAB程序，并用载波信号实现2PSK调制,在接收端用非相干积分实现捕获以及虚警概率的计算
English Description：
Realize the generation of random signal and pseudo code sequence in spread spectrum, and matlab program about the generation of spread spectrum sequence, realize 2PSK modulation with carrier signal, realize acquisition and calculation of false alarm probability with incoherent integral at the receiving end