说明：  概述了 GPS 全球定位系统的基本原理 系统组成 着 重介绍了通讯码制 C/A 码和P码 然后介绍了 GPS 定位系统在本 人正在进行的课题 陆地自主车和半自主遥控导弹靶车两个系统中 的应用 并给出一个 GPS 信号接收和处理的 C 源程序
(Provides an overview of GPS global positioning system composed of the basic principles of the system focused on communication code system for C/A code and P code and then introduce a GPS positioning system issues in my ongoing autonomous land vehicles and semi-autonomous remote-controlled missile target vehicle the two systems application and given a GPS signal receiving and processing the C source code)