OQPSK调制在移动通信等领域应用普遍，该例程采用两类典型解调算法来具体实现，二者差别主要体现在环路滤波器设计和码元同步算法选择上，效果均可，可直接套用。建议对调制解调有兴趣的初学者细致学习之。(OQPSK modulation is widely used in mobile communications and other fields, the routine use two kinds of typical demodulation algorithm, the difference