赵硕;秘金钟;徐彦田;赵忠海;

• 1:辽宁工程技术大学测绘与地理科学学院
• 2:中国测绘科学研究院
• 3:黑龙江第一测绘工程院

摘要(Abstract)：

针对Android系统开放GNSS原始数据观测值API和搭载双频多星座GNSS芯片智能手机的出现,该文选取全球首款搭载双频GNSS芯片的智能手机小米Mi 8为研究对象,对手机输出的四系统卫星的双频原始GNSS观测数据进行研究。实验结果表明:在两种不同的实验条件下,智能手机的原始观测值相比于专业的测量型接收机显示出较低的信噪比和更高的多路径效应,同时,尽管小米Mi 8取消了工作循环机制,但相位观测值仍然具有较多的周跳。虽然与专业的测量型设备相比仍有差距,但双频信号和多星座给定位结果带来的改善仍然显示了智能手机高精度定位在民用领域的光明前景。

关键词(KeyWords)： GNSS;Android智能手机;双频观测值;数据质量分析;多路径效应

Abstract:

Keywords:

基金项目(Foundation): 中国测绘科学研究院基本科研业务费(AR1903);; 黑龙江省应用技术研究与开发计划项目(GA17A301);; 国家重点研发计划课题(2016YFB0501801,2016YFB0501405,2016YFB0502105,2016YFB0502101);; 高分辨率对地观测系统重大专项;; 全球连续监测评估系统项目(CFZX0301040308-06);; 国家基础测绘科技项目(2017KJ0205);; 辽宁省教育厅辽宁省高等学校基本科研项目(LJ2017QL008)

作者(Authors): 赵硕;秘金钟;徐彦田;赵忠海;

DOI: 10.16251/j.cnki.1009-2307.2020.02.004

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