频率步进雷达除了具备对目标的高分辨识别能力外,由于其频率捷变特性以及信号的相关处理特性具有较强抗干扰能力。从步进频率雷达高分辨一维成像的原理出发,在分析步进频率雷达信号处理的基础上,对步进频率雷达频率捷变抗干扰、相参处理抗干扰性能进行了仿真分析。分析结果表明步进频率雷达具有较高的抗干扰能力。%Besides the high resolution imaging,stepped-frequency radar has a powerful ability on anti-jamming due to its frequency agility and coherent signal processing.The principle and the signal processing method of stepped-frequency radar are introduced firstly.Based on theoretical study and computer simulation,the anti-jamming ability of frequency agility and the coherent processing are analyzed detailedly.
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