频率步进雷达参数设计与目标抽取算法

介绍了频率步进雷达信号的主要特点，并在此基础上分析了不同参数选择对雷达系统性能的影响。提出了在设计步进频率信号参数时应该满足的紧约束条件和宽约束条件，并给出了各参数应满足的数学公式。提出了目标抽取算法的原因及准则，以及目标速度对目标抽取算法的影响。最后简要介绍了一种高性能数字信号处理机的实现，以及雷达系统的试验情况，并采用实测的雷达数据验证了理论分析的正确性。

Design Methods for Step Frequency Waveform and the Target Pick-up Algorithm

The processing method of step frequency waveform is introduced firstly. The effects of different parameters are analyzed. The design methods for step frequency waveform's parameters are discussed and some expressions are given. The target pick-up algorithm is proposed .The reason and principle of the target pick-up algorithm and the infection of the velocity of target are also discussed. The results of computer simulations are in agreement with the analysis of theories.;