基于ARM+FPGA的GPS接收机设计  

Design of a GPS receiver based on ARM and FPGA

作　　者：邢增强[1] 李金海[2] 梁华庆[1] 汪峰[2] 阎跃鹏[2] 

机构地区：[1]中国石油大学,北京102249 [2]中国科学院微电子研究所,北京100029

出　　处：《传感器与微系统》2011年第7期108-110,共3页Transducer and Microsystem Technologies

基　　金：国家高技术研究发展计划资助项目(2009AA12Z314)

摘　　要：针对GPS接收机在民用和军事领域的重要应用,设计了一种基于ARM+FPGA的GPS接收机。接收机的射频前端采用GP2015芯片,基带处理部分采用ARM9内核的AT91SAM9261芯片和Cyclone II系列的EP2C70F672I8芯片。同时阐述来接收机的软件设计,包括捕获引擎、跟踪引擎、解调电文,定位解算等。该接收机通过现场实验定位精度为6m(经度)/8m(纬度),动态性能达2000m/s,可以实现高动态导航定位,同时体积小,功耗低。The GPS receiver based on ARM and FPGA is designed for civilian and military application.The GP2015 chip is used as the receiver＇s RF front-end.The AT91SAM9261 chip based on ARM9 core and The Cyclone II seriers EP2C70F672I8 chip are used as the base-band processing part.Also the receiver＇s software design is explained,including the capture engine,tracking engine,demodulation messages,and position resolution.Through the field test,the receiver＇s positioning precision is 6m（longitude）/8m（latitude）,and the dynamic performance is 2000m/s.The receiver can achieve high dynamic navigation and positioning.It has small size,low power consumption.

关 键 词：GPS接收机 AT91SAM9261 EP2C70F67218 GP2015 

分 类 号：TN967[电子电信—信号与信息处理]