目录第一章、前言...................................................................................................................................2第二章、系统设计原则...................................................................................................................22。1技术先进...........................................................................................................................32.2功能丰富..............................................................................................................................32.3可扩充性强..........................................................................................................................32。4定位精度高.......................................................................................................................42.5安全性好..............................................................................................................................42。6通信体制的优越性...........................................................................................................4第三章、系统组成...........................................................................................................................53.1系统网络结构......................................................................................................................53.2系统组成框图及工作方式..................................................................................................63.2。1总控中心................................................................................................................63。2。2分控中心.............................................................................................................73。2.3车载终端设备：....................................................................................................7第四章、系统特点及功能...............................................................................................................74.1系统主要特点......................................................................................................................74.1。1电子地图显示........................................................................................................94.1。2通信系统................................................................................................................94。1.3地理信息数据库..................................................................................................104。1。4GPS系统..........................................................................................................104.2系统主要功能....................................................................................................................104.2。1GPS导航定位功能.............................................................................................104。2。2安全监控功能...................................................................................................114.2。3其它功能..............................................................................................................11第五章、系统技术指标.................................................................................................................125.1主要功能及接口.............................................................
