电磁空间态势研究现状综述

面对日益复杂的电磁环境，电磁空间态势因其整体性、动态性、关联性、可视性、海量性、多维性等特点，为提升用频系统综合性能、实现移动通信系统频谱共享及保障重大安保活动频谱安全等提供了重要的理论支撑，已经逐渐成为国内外频谱领域最具活力的研究方向之一。本文从电磁空间态势的角度出发，重点介绍了国内外电磁空间态势研究的相关技术，并进一步系统性介绍了国内外的代表性工作。最后，总结了电磁空间态势研究的重要性与发展现状，并提出了该领域在未来面对的挑战。

A summary of the present situation of electromagnetic space situation research

Due to the increasingly complex electromagnetic environment, the electromagnetic space situation has the characteristics of integrity, dynamics, relevance, visibility, mass, multi-dimensionality and so on. The study on the electromagnetic space situation provides an important theoretical support for improving the comprehensive performance of the frequency system, realizing the spectrum sharing of the mobile communication system and ensuring the spectrum security of major security activities, which has gradually become one of the most dynamic research directions in the spectrum field. The related technologies of electromagnetic space situation research at home and abroad are highlighted in this paper, and the representative work is systematically introduced. The importance and development status of electromagnetic space situation research are summarized, and the challenges in this field in the future are put forward.