基于GP4020的GPS接收平台的设计及实现

Design and Implementation of GPS Signal Processing Platform Based on GP4020

摘要: 介绍了一种基于GP4020的GPS信号处理平台的具体实现.该平台采用GP2015芯片作为GPS接收机的射频前端,使用ZARLINK公司推出的GP4020芯片进行GPS信号的基带处理,该芯片内嵌ARM7核作为微处理器,在上位机显示处理结果.具体包括了接收机外围扩展电路的设计以及软件开发环境的建立和软件开发过程.该平台可用以测试不同的GPS算法,扩展性强,应用前景广泛.

Abstract: This paper describes the implementation of GPS signal processing platform based on GP4020.The platform uses GP2015 as RF front end of the GPS receiver.GP4020 with ARM7 microprocessor is used to process the GPS signal in baseband.The upper computer displays the processing results.This paper describes the design of the extended circuit to the GP4020, the building of software environment as well as the development of software.The platform can be used to test different GPS algorithms.