机载用频设备的增加和截获接收技术的发展,导致航空器在电子对抗中的生存能力受到严重威胁.该文阐述了射频隐身的概念和基本原理,概括射频隐身技术的研究现状及主要矛盾.其次,重点以雷达射频辐射模型为主线,归纳了功率控制、波形设计、环境利用等时域、空域、频域、能量域的射频隐身技术,总结射频隐身领域的重要研究成果.最后,基于对已有算法和研究成果的分析,提出当前研究中存在的射频隐身技术局限性、评估指标单一性等问题,预测了射频隐身技术未来的研究方向.%With the development of airborne equipment and the intercepted receiving technology, the survivability of aircraft in electronic confrontation is seriously threatened. The concept and basic principles of radio frequency stealth, the research status and major contradictions of radio frequency stealth technology are summarized in this paper. Secondly, focusing on the radar RF radiation model as the main line, in power control, waveform design, etc, the RF stealth technology of power control, waveform design and environment utilization in time domain, spatial domain, frequency domain and energy domain is expounded. The important research achievements in the field of RF stealth are summarized. Finally, on the basis of the analysis of existing algorithms and research results, the limitations of RF stealth technology and the uniqueness of evaluation indicators in current research are summarized, and the future research direction of RF stealth is forecasted.
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