SAR在飞行器组合导航系统中的应用  

The Application of SAR in the Airborne Integrated Navigation System

作　　者：邹维宝[1] 任思聪[2] 李志林[1] 丁晓利[1] 陈永奇[1] 

机构地区：[1]香港理工大学 [2]西北工业大学,陕西西安710072

出　　处：《火力与指挥控制》2003年第1期6-14,共9页Fire Control & Command Control

摘　　要：SAR是雷达理论和技术发展到一定阶段的基础上诞生的一种具有高分辨率的成像雷达,它在众多领域得到了广泛的应用。在飞行器组合导航系统中,利用SAR图像进行图像匹配,可以极大地提高系统的导航精度。介绍了SAR、组合导航系统的发展及研究现状。重点介绍了SAR在飞行器组合导航系统中的应用,并给出了具有较高精度、容错性和自主性的INS/GNSS/SAR组合导航系统的原理、结构及仿真结果。Synthetic Aperture Radar is a sort of imaging radar with high resolution based on the development of radar theories and technologies.Among its widerange applications,synthetic aperture radar mounted on the airborne navigation system can improve the accuracy to a great extend by its imaging process.This paper is intended to present an introduction to the development and the status quo of the SAR and the airborne integrated navigation system.And,in addition to the special introduction to the application of SAR in the airborne integrated navigation system,this paper makes a description of the principles,structure of the INS/GNSS/SAR integrated navigation system with high accuracy,capability and independence,and displays the result of the simulation of the system.

关 键 词：SAR 飞行器 组合导航系统 雷达 成像雷达 合成孔径雷达 

分 类 号：TN958[电子电信—信号与信息处理] V249.328[电子电信—信息与通信工程]