介绍了车辆定位的方法，对车辆定位系统的有关技术进行了讨论，重点研究了基于ARM 的导航系统的设计，在软硬件设计的基础上，研制了以ARM9 为CPU 的导航系统。试验表明，本文所设计的导航终端接口功能完善、运行正常，能与相关导航单元协调工作。论文的研究工作对车载导航的进一步研究具有参考价值。关键词: 嵌入式Linux；GPS 导航； ARMAbstract：Vehicle location methods are introduced, and some relevant technology about vehicle location system is discussed.A navigation system based on ARM is developed.After detailed hardware and software design, an ARM9-based computer prototype are developed.The results show that the designed terminal operates normally and works corporately with relevant navigation unit. The research in the paper can be referred in further research of vehicle navigation.Key word：Embedded Linux；GPS Navigation；ARM
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