海面角反射体电磁散射特性与雷达鉴别研究进展与展望  

Electromagnetic Scattering Characteristics and Radar Identification of Sea Corner Reflectors:Advances and Prospects

作　　者：李郝亮 陈思伟[1] LI Haoliang;CHEN Siwei(College of Electronic Science and Technology,National University of Defense Technology,Changsha 410073,China)

机构地区：[1]国防科技大学电子科学学院,长沙410073

出　　处：《雷达学报（中英文）》2023年第4期738-761,共24页Journal of Radars

基　　金：国家自然科学基金(62122091,61771480),国家部委基金。

摘　　要：雷达导引头是精确制导武器末制导的核心设备,具有作用距离远、不受天气影响等重要优点,在保证导弹打击精度方面发挥着重要作用。海面角反射体具有与舰船目标散射逼真度高、作战效费比高等优良特性,已成为雷达导引头的主要诱骗干扰手段之一,严重影响雷达目标探测性能。因此,如何准确高效地实现海面角反射体雷达鉴别是雷达导引头精确打击的难点和重点之一。角反射体电磁散射特性研究是提升角反射体雷达鉴别能力的基础。该文首先介绍了海面角反射体装备及战术运用;针对海面角反射体的电磁散射特性研究进展进行了总结;重点归纳梳理了海面角反射体雷达鉴别技术的两类主流方法,总结其特点及存在的问题;最后对海面角反射体雷达鉴别研究的未来发展趋势进行了展望。The radar seeker is the core equipment for the terminal guidance of precision-guided weapons.It has significant benefits,such as long range and weather resistance,and plays an important role in ensuring the accuracy of missile strikes.Sea corner reflectors have excellent characteristics,such as high scattering similarity of ship targets and combat effectiveness ratio,and they have emerged as one of the primary sources of interference for radar seekers with major consequences for radar detection performance.Therefore,a difficult and critical issue in ensuring the accuracy of radar seekers is accurately and efficiently identifying sea corner reflectors.Research on the electromagnetic scattering characteristics of corner reflectors is the foundation for improving radar identification capability.This paper first introduces sea corner reflector equipment and its tactical application.The research progress in elucidating the electromagnetic scattering characteristics of sea corner reflectors is then summarized.In addition,the research achievements in radar technology for identifying sea corner reflectors are summarized,and the characteristics of existing problems pertaining to various methods are presented.Simultaneously,their future development trends of the technology are discussed.

关 键 词：电磁散射 干扰鉴别 海面角反射体 舰船目标 特征提取 深度学习 

分 类 号：TN958[电子电信—信号与信息处理]