全国公路网差分GPS数据采集软件的设计  

DGPS-based Software Design of Nationwide Highway Surveying in China

作　　者：程鹏飞[1] 李夕银[1] 张莉[1] 蔡燕辉[1] 

机构地区：[1]中国测绘科学研究院大地测量与工程测量研究所,北京市北太平路16号100039

出　　处：《武汉大学学报（信息科学版）》2003年第S1期146-149,共4页Geomatics and Information Science of Wuhan University

基　　金：国家测绘局基础测绘项目"中国公路网GPS测绘工程"资助项目

摘　　要：介绍了全国公路网差分GPS数据采集软件主要模块中的算法和流程 ,包括差分GPS定位算法、载波相位平滑算法、地物属性纪录、计算机时间与GPS接收机时间的同步、地物匹配及偏心改正算法等。Arithmetic and module_design in the DGPSWay software were introduced.The differential GPS based software package has been successfully used in the nationwide highway surveying in China.Arithmetic of differential GPS and carrier phase_aided code smoothing,recording of attribute_data,time synchronization between computer and GPS receiver,matching of terrestrial_object and coordinate stream were described in detail.

关 键 词：差分GPS 公路测量 地物匹配 

分 类 号：P228.4[天文地球—大地测量学与测量工程]