雷达主瓣反干扰研究进展及展望

Progress and prospects in the study of radar main-lobe anti-jamming

面临日益复杂的电磁环境,雷达反干扰技术成为了雷达领域重点研究方向之一,取得了飞速的发展。其中,雷达主瓣反干扰问题是研究的难点,吸引了众多学者的关注。先概述了复杂电磁环境中雷达干扰与反干扰的机理,分析了主瓣干扰难以对抗的原因;而后,从干扰感知技术、多域反干扰技术、新体制阵列雷达反干扰技术和智能化雷达反干扰技术4个方面归纳总结了雷达主瓣反干扰技术研究进展;进而,结合目前的难题和现实的需求,对未来雷达主瓣反干扰技术的发展趋势进行了展望。

Facing an increasingly complex electromagnetic environment,radar anti-jamming technology has become one of the key research directions in the radar field and has achieved rapid development.Among them,the main-lobe anti-jamming is a research difficulty that has attracted the attention of many scholars.Firstly,this paper outlined the mechanisms of radar jamming and anti-jamming in a complex electromagnetic environment and analyzed the reasons why main-lobe jamming is difficult to counteract.Then,the research progress of radar main-lobe anti-jamming technology was summarized from four aspects:jamming sensing technology,multi-domain anti-jamming technology,new system array radar anti-jamming technology,and intelligent radar anti-jamming technology.Furthermore,the development trend of future radar main-lobe anti-jamming technology was forecasted according to the current difficulties and the practical needs.