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分析了“双模”定位的优越性,建立了一个以GPS和“北斗一号”双导航系统模式的车辆定位调度系统,阐述了该系统的功能、构架、原理和工作流程,扩展了北斗一号的应用,增加了车辆定位调度的范围。
This paper analyzes the superiority of “dual mode” positioning and establishes a vehicle positioning and scheduling system based on GPS and “Beidou No.1” dual navigation system mode. The function, architecture, principle and workflow of this system are expounded. Expanding the application of Beidou-1 increased the scope of vehicle positioning and dispatching.