手持GPS接收机定位精度提高方法及应用  

Methods of Improving Positioning Accuracy of Mobile GPS Receiver and Its Application

作　　者：夏广岭[1] 王美英[1] 

机构地区：[1]北京工业职业技术学院,北京100042

出　　处：《工程勘察》2008年第6期54-56,共3页Geotechnical Investigation & Surveying

摘　　要：本文通过对手持GARMIN etrex GPS接收机定位精度的分析和实践证明,选取适当的校正参数,在一定的观测条件下单点定位误差小于5m,使该接收机为野外米级精度的定位提供了一种经济便捷的手段。Based on the analysis and the field test of positioning accuracy of mobile GARMIN etrex GPS, this paper suggests an economically convenient and accurate-to-meter way of positioning in open field, which is by means of selecting appropriate revise reference and under certain observation condition to make the unit positioning tolerance less than 5 meters.

关 键 词：手持GPS 参数 精度 

分 类 号：P228.4[天文地球—大地测量学与测量工程]