It mainly introduces the basic principle of FH-CDMA system, and explains the methods of the realization of sending circuits and FH-CDMA synchronization synthetically. It finally introduces the FH-CDMA network schemes and applications in GPS-AVL.

• 主要介绍了FH-CDMA系统的基本原理，并对发送端电路实现的方法以及FH-CDMA同步实现的方法做以综合阐述，最后介绍了FH-CDMA在GPS-AVL中的组网方案及其应用。