多线程技术在车辆导航定位系统中的应用研究

Research on application of multithread technology in vehicle navigationand positioning system

摘 要：对引入多线程技术以提高车辆导航软件系统处理速度的方法进行了初步的分析与研究。结合应用实践，对电子地图的读取与显示、GPS定位数据的接收与处理、地图匹配等关键问题提出了解决方案。

Abstract: This paper deals with initial analysis and research of methods of increasing the processing speed of the software system of in-vehicle navigation and positioning by application of the multithread. The methods of solving some problems, such as reading and displaying the electric map, receiving and processing the data of GPS receiver, and map matching, are presented in detail.