Direction of arrival (DOA) estimation is an important topic in electronic reconnaissance system.
确定信号的波达方向是电子侦察系统的一个重要方面。
Frequency estimation and spectrum analysis are the foundation of the analysis of complex communication signals in electronic reconnaissance system.
频率估计和频谱分析是在电子侦察系统中进一步分析复杂通信信号的基础。
As an important part of the traditional electronic reconnaissance equipments, active locating system has not met the requirements of modern war because of its own drawbacks.
作为传统电子侦察设备的重要组成部分，有源定位系统由于自身的局限性已经不能满足现代战争的要求。
High resolution direction-finding method using array signal processing technique plays a pivotal role in the new electronic reconnaissance satellite system.
采用阵列信号处理进行高分辨测向是新体制电子侦察卫星的关键环节。
With the extensive application of electronic reconnaissance satellite in morden war, research and development of simulation system is practically important and valuable.
针对电子侦察卫星在现代战争中的应用日益增多，研究和开发电子侦察卫星模拟系统具有重要的现实意义和实用价值。
Passive localization and tracking system plays an important role in the electronic reconnaissance, because it works silently without electromagnetic radiation and covering larger region.
无源定位与跟踪技术自身不辐射电磁波而且探测距离远，所以它在电子侦察中扮演着越来越重要的角色。
Passive localization and tracking system plays an important role in the electronic reconnaissance, because it works silently without electromagnetic radiation and covering larger region.
无源定位与跟踪技术自身不辐射电磁波而且探测距离远，所以它在电子侦察中扮演着越来越重要的角色。
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