快速、高精度脉冲参数测量是电子侦察的基础和前提。
Measuring the parameters of pulse with high speed and precision is the base of electronic reconnaissance.
雷达信号载频与脉冲幅度是雷达侦察与对抗的重要参数。
Radar signal Carrier Frequency and Pulse amplitude are very important parameters in radar countermeasure and radar reconnaissance .
复杂多变的雷达信号环境要求雷达侦察系统能快速、准确地测量各被测雷达的信号参数。
In complex and varied signal environment, it is necessary to determine interested radar's parameters with high speed and accuracy for radar reconnaissance system.
雷达信号调制识别和参数估计是雷达侦察与对抗的重要研究课题。
Radar signal modulation identification and parameter estimation are the important steps of radar reconnaissance and confrontation.
如何快速地从繁杂的信号环境中识别、分选各种型号雷达信号参数，是电子侦察设备面临主要课题。
How to quickly recognize and sort all types of radar signal parameters among complicated signal environment has become an important subject of developing electronic reconnaissance equipment.
首先，对侦察雷达所能探测到的目标雷达信号的载频、脉宽、重频，应用证据理论将其组合，得到雷达参数的联合概率分配函数。
Firstly, the obtained radar signal radio frequency, pulse width, repeat frequency are composed to get a combined probability assignment function of radar parameters by applying D-S method.
研究了通过遗传算法模型优化设计侦察卫星轨道高度、轨道倾角、右升交点角及平近点角等轨道参数的方法。
Through the GA model, the orbital elements of each satellite such as altitude, inclination, RAAN and mean anomaly are optimized.
研究了通过遗传算法模型优化设计侦察卫星轨道高度、轨道倾角、右升交点角及平近点角等轨道参数的方法。
Through the GA model, the orbital elements of each satellite such as altitude, inclination, RAAN and mean anomaly are optimized.
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