摘要
卫星/惯性超紧组合导航系统以其定位精度高、动态性能优良、抗干扰能力强等特性成为组合导航领域的研究热点。介绍了卫星/惯性超紧组合的定位原理,基于对技术原理的分析,比较超紧组合模式相对于其他组合模式的优势特点;以高动态下超紧组合技术及卫星/微惯性单元超紧组合为代表介绍国内外研究现状;总结了亟待研究的容错控制技术、神经网络辅助、多传感器辅助超紧组合等关键技术,并对卫星/惯性超紧组合向着低成本、高精度、强稳定趋势发展的前景进行展望。
GNSS/INS ultra-tight integrated navigation system has become a research hotspot in the field of integrated navigation due to its high positioning accuracy,excellent dynamic performance and strong anti-jamming ability.The principle of GNSS/INS ultra-tight integration was introduced,and the advantages and features of ultra-tight integration mode relative to other integration modes were compared based on the analysis of the technical principle.The domestic and international research status was introduced,represented by ultra-tight integration under high dynamics and MIMU/GNSS ultra-tight integration.The key technologies such as fault-tolerant control technology,neural network assistance,and multi-sensor assisted ultra-tight integration were summarized,and the prospect of GNSS/INS ultra-tight integration towards low cost,high precision and strong stability was prospected.
作者
倪少杰
李诗扬
谢郁辰
邓丁
NI Shaojie;LI Shiyang;XIE Yuchen;DENG Ding(College of Electronic Science and Technology,National University of Defense Technology,Changsha 410073,China)
出处
《国防科技大学学报》
EI
CAS
CSCD
北大核心
2023年第5期48-59,共12页
Journal of National University of Defense Technology
基金
国家自然科学基金资助项目(U20A0193)
湖南省自然科学基金资助项目(2021JJ40665)。
