摘要
实时动态载波相位差分定位技术(RTK)凭借其算法简单、收敛快、定位精度高和可靠性强等优点被广泛应用于测绘、监测、导航等方面。随着全球导航卫星系统(GNSS)的不断发展和完善,基于GNSS的RTK技术在理论算法、工程应用、数据处理等方面也取得了巨大的进步。本文对RTK定位技术进行详细综述,重点介绍长基线RTK定位技术、多频多系统、部分模糊度固定算法、网络RTK定位技术和单频RTK算法的发展历程,总结了影响RTK定位精度和可靠性的关键因素,并讨论了卫星导航系统的进一步建设以及传感器技术的不断优化,给RTK技术带来的新发展机遇。
Real-time Kinematic(RTK)is widely used in surveying and mapping,monitoring,navigation and other aspects due to its advantages of a simple algorithm,fast convergence,high positioning accuracy and outstanding reliability.With the continuous advancement of Global Navigation Satellite System(GNSS)technology,the GNSS RTK positioning mode has made significant progress in theoretical algorithms,engineering applications,and data processing.This paper reviews of RTK positioning technology,focusing on the development history of long-baseline RTK positioning technology,multifrequency and multi-system,partial ambiguity fixed algorithm,Network RTK positioning technology and single-frequency RTK algorithm.Also,the critical factors affecting the accuracy and reliability of RTK positioning are summarized.Finally,it discussed the new development opportunities brought by RTK technology with the further construction of GNSS and continuous optimization of sensor technology.
作者
宋伟
毛威
张益泽
SONG Wei;MAO Wei;ZHANG Yize(School of Shenyang Aerospace University,Shenyang 110136,China;Shanghai Astronomical Observatory,Chinese Academy of Sciences,Shanghai 200030,China;Shanghai Jinshan District Natural Resource Title Confirmation and Registration Center,Shanghai 200540,China)
出处
《世界科技研究与发展》
CSCD
2023年第3期294-305,共12页
World Sci-Tech R&D
基金
国家自然科学基金“基于光纤时频传递的北斗空间信号精度提升方法研究”(41904034)。
关键词
RTK
多频多系统
长基线
单频
网络RTK
部分模糊度固定
RTK
Multi-frequency Multi-GNSS
Long Baseline
Single Frequency
Network RTK Positioning
Partial Ambiguity
