国产GNSS板卡定位性能测试方法研究  

Testing of the Positioning Performance of Domestic GNSS Board

作　　者：蔡靖宇[1] 陈伏州 沈飞 李明峰[1] 

机构地区：[1]南京工业大学测绘科学与技术学院,南京211816 [2]江苏北斗卫星应用产业研究院有限公司,南京210032

出　　处：《全球定位系统》2016年第3期39-43,共5页Gnss World of China

基　　金：南京市科技发展计划项目(编号:2014sc331065)

摘　　要：本文研究了国产GNSS接收机板卡与计算机间的串口通信技术,探讨了板卡NMEA0183协议解析步骤,提出了基于定位精度、稳定性和冷热启动效率等指标的板卡定位性能判别方法,基于Matlab编程测试了司南K500板卡的定位性能,得出了有益的结论。The serial port communication between the domestic GNSS board and the computer is studied and NMEA-0183 protocol for GNSS board is analyzed in this paper.With the positioning performance indexes of GNSS board introduced,the accuracyof positioning,the stability of positioning,the hot efficiency and the cold starting efficiency are selected to test the positioning performance of GNSS board and the testing methods are suggested.Through experiments based on the Sinan K500 board,some useful conclusionsare made.

关 键 词：GNSS接收机板卡 串口通信 NMEA0183 性能测试 

分 类 号：P228.4[天文地球—大地测量学与测量工程]