The basic task of communication signal reconnaissance is to analyze the intercepted signals from the reconnaissance system.
通信侦察的基本任务是利用侦察设备对通信信号进行搜索、截获、分析。
However, the invention of FPGA device makes it convenient to realize such a wideband radar signal reconnaissance digital receiver.
FPGA器件的出现，为实现宽带雷达信号侦察数字接收机提供了硬件支持。
In this thesis, the entire hardware design of the signal processing board is realized, then the developing of the communication signal reconnaissance system is mainly introduced.
硬件测试及实验结果表明，信号处理板的设计完全符合课题的要求，可应用于通信侦察的实时信号处理中。
Under the contract, ITT will help boost command and control capabilities for Iraqi signal platoons and intelligence, surveillance and reconnaissance battalions, the Defense Department said this week.
国防部本周宣布，根据这份合同，ITT将帮助伊拉克信号排以及情报、监视和侦察排提高指挥和控制能力。
The purpose of reconnaissance system's information processing is signal recognition, which is also a key step in whole process of radar reconnaissance information processing.
信号识别是侦察系统信号处理的目的，是整个雷达对抗信号处理中关键性的一个环节。
The simulation process is similar to real time signal analysis of practical reconnaissance system by means of memory copy technique which refreshes display signals.
本系统使用内存拷贝技术对显示信号进行动态刷新，使仿真过程更接近侦察系统的信号实时分析。
Theprinciples of the laser active reconnaissance are explained via the comparison of the echo signal. target ranging isrealized by adopting the principle the pulse laser ranging.
通过对比研究激光对漫反射大目标、小目标和“猫眼”光学镜头的回波信号，给出激光主动侦察原理：对目标的距离测量应用脉冲激光测距原理实现；
This paper analyzes the digital down conversion (DDC) of wideband reconnaissance receiver IF digital signal based on polyphase filtering.
分析了基于多相滤波结构的宽带侦察接收机中频数字信号下变频处理方法。
Narrow band intermediate frequency digital receiver has been widely used in radar EW reconnaissance. At present, the high speed signal processing is the key point of its researching.
窄带中频数字接收机在雷达对抗侦察中得到了广泛应用，其高速信号处理技术是目前研究的重点。
Radar signal Carrier Frequency and Pulse amplitude are very important parameters in radar countermeasure and radar 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。
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。
The fine signature analysis of electric signal has long been playing an important role in such field as ESM, SIGINT reconnaissance and EW.
长期以来，电信号的细微特征分析在雷达侦察、技术侦察、电子战侦察等领域都占有非常重要的地位。
The deinterleaving of radar emitter signals is a crucial technique in signal processing of electronic Intelligence, which directly determines the performance of electronic reconnaissance equipment.
雷达辐射源信号分选是电子侦察信号处理的关键环节，直接影响着电子侦察设备性能的发挥并关系到战争的后续作战决策。
In complex and varied signal environment, it is necessary to determine interested radar's parameters with high speed and accuracy for radar reconnaissance system.
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。
Finally after the study on the emitter signal detection and feature extraction technology, the system model on complex emitter reconnaissance and processing technology was given.
最后结合辐射源信号检测和特征提取技术的研究，建立了复杂辐射源信号侦察处理技术系统模型。
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.
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。
Radar signal modulation identification and parameter estimation are the important steps of radar reconnaissance and confrontation.
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 sorting is a key technology of radar reconnaissance. The probability of radar signal sorting becomes an important indicator of radar reconnaissance system performance.
雷达信号的分选是雷达侦察中的一项关键技术，信号分选概率也日渐成为衡量侦察系统性能的重要指标。
In a complex electromagnetic environment, the signal is dense, and signal forms are various. These have posed great difficulties for radar reconnaissance.
在复杂电磁环境中，信号密度大且信号形式多样，这给电子侦察带来了很大困难。
This communication reconnaissance way to UWB high-speed FH signal has been proved an effective measure.
研究实践证明，该方法是目前进行超宽带快速跳频信号进行侦察的有效手段。
The reconnaissance distance of vehicular laser passive reconnaissance warning device was discussed in the paper. The signal to noise ratio and sensitivity of the laser detection were analyzed.
文章针对车载式激光告警器探测距离，分别对激光告警接受机的信噪比和灵敏度进行了分析计算，为系统设计和研制提供依据。
The reconnaissance distance of vehicular laser passive reconnaissance warning device was discussed in the paper. The signal to noise ratio and sensitivity of the laser detection were analyzed.
文章针对车载式激光告警器探测距离，分别对激光告警接受机的信噪比和灵敏度进行了分析计算，为系统设计和研制提供依据。
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