中文说明：这是一个国外著名书籍后面符的程序，可以实现GPS信号的提取、捕获、跟踪、定位功能。输出定位结果，以及卫星PRN号、信号相关频谱等内容。对于GPS接收机模拟仿真以及抗干扰能力研究具有很高的参考价值，先分享给大家。
English Description：
This is a well-known foreign book code program, can achieve GPS signal extraction, acquisition, tracking, positioning functions. Output positioning results, satellite PRN number, signal related spectrum, etc. For GPS receiver simulation and anti-jamming ability research has a high reference value, first share with you.