设计并实现了一种将GPS 全球卫星定位系统、GSM短消息服务系统、GIS 地理信息系统相结合的车辆定位、导航、调度指

挥系统. 该系统采用GPS/ DRS 相结合的定位方式,通过GSM网实现移动车辆与监控中心的双向通信,并结合电子地图实现车

辆的定位、导航、实时监控等功能. 系统具有人机界面友好、性能稳定可靠、使用方便等特点,并具有一定的社会经济效益.-Designed and implemented to GPS global satellite positioning system, GSM Short Message Service System, GIS Geographic Information System a combination of vehicle positioning, navigation, scheduling the chain of command. The system uses GPS/DRS means the combination of positioning, through the GSM network mobile vehicle monitoring center and two-way communication, combined with the realization of electronic map of the location of vehicles, navigation, real-time monitoring functions. system with man-machine interface is friendly, stable and reliable performance, ease of use, etc., and have certain social and economic benefits.