This paper introduced the definition, technical characteristics, key technology and implementation process of navigation database. It also discussed the application of navigation database in ITS and LBS, such as vehicle automatic navigation system, vehicle monitoring and dispatching management system and mobile location services, etc. 介绍了导航数据库的定义、技术特点、关键技术问题以及实现步骤,并就车辆自动导航系统、车辆监控与调度管理、移动定位服务等三方面详细论述了导航数据库在ITS和LBS中的应用。
The mobile station of automatic vehicle identification ( AVI ) system features its mobility and quick automatic identification of vehicles. It suits to be exploited in many applications in monitoring and management of city traffic. 车辆自动识别系统(AVI)移动站具有机动、快速和自动识别车辆的特点,适合于在城市监管中广泛应用。
As an important component part of the ITS, automatic vehicle license recognition system could real-time identify the vehicle license plate number, manage the vehicles, and thus it will improve the degree of automation of the monitoring and management in ITS. 车牌自动识别系统作为ITS的重要组成部分的,可以实时识别车辆牌照号码,进而对其实施检测和管理,以提高交通系统中车辆监控和管理的自动化程度。