【Key words】 high resolution range profile (HRRP); scattering center model; aspect stability; Inverse Synthetic Aperture Radar (ISAR); hovering helicopter;
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悬停直升飞机 hovering helicopter
In the third part of this paper,the author analized the effect of multipath to the detection using radar,and put forward a modified M N detection structure to the detection of hovering helicopter under multipath circumstance.
本章的第三部分阐述了多径干扰对雷达检测性能的影响,提出了一种应用于多径效应环境中检测目标回波的修正MM检测结构并应用于悬停直升机的检测过程,分析了该算法的检测性能及其与检测结构的关系。
参考来源 - 弹载毫米波脉冲多普勒雷达制导信息处理研究·2,447,543篇论文数据,部分数据来源于NoteExpress
提出了依托机载预警( AEW) 雷达利用悬停直升机旋翼回波信号来探测海上悬停直升机目标的方案。
This paper studies the detection of hovering helicopter at sea by mean of airborne early warning(AEW) radar.
这意味着它能像直升机一样悬停,但向前飞时可能减少主旋翼的速度并让这两个短翼提供部分提升力。
This means it can hover like a helicopter, but when flying forwards can reduce the speed of the main rotor and let the wings provide part of the lift.
“蜂鸟能像直升机一样悬停,且时间可以长达一个半小时,中间不间断,”托巴尔斯克说。
"A hummingbird can hover like a helicopter for one and a half hours, nonstop," Dr. Tobalske said.
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