但是在引信信号侦察接收中，频率的精确测量是很困难的。
But it's difficult to measure the frequency accurately in the signal's scout and reception.
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。
However, the invention of FPGA device makes it convenient to realize such a wideband radar signal reconnaissance digital receiver.
张认为这种信号侦察是一种抑菌机制：我们细胞监测CSF作为检测和应付肠道菌群重要变化的方法。
Chang thinks of this signal detection as a kind of "bacteriostat" mechanism: our cells are monitoring CSF as a way of detecting and adapting to important changes in the gut flora.
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。
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.
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。
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.
ASIP是一个用于U - 2侦察机和“全球鹰”无人机的信号情报传感器载荷，由诺斯罗普·格鲁曼公司任务系统分部的电磁系统实验室商业部门开发。
ASIP is a signals intelligence sensor payload developed by Northrop Grumman Mission Systems sector's Electromagnetic Systems Laboratory business unit for use on both the U-2 and Global Hawk.
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。
The simulation process is similar to real time signal analysis of practical reconnaissance system by means of memory copy technique which refreshes display signals.
研究团队发现某些被称为“细胞集落刺激因子”（CSF）的枯草芽孢杆菌的信号分子可以被人体的内脏细胞侦察到。
The team discovered that a certain B. subtilis signalling molecule, known as competence and sporulation factor (CSF), is detected by human gut cells (Cell Host &Microbe, vol 1, p 299).
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.
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 purpose of reconnaissance system's information processing is signal recognition, which is also a key step in whole process of radar reconnaissance information processing.
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。
This paper analyzes the digital down conversion (DDC) of wideband reconnaissance receiver IF digital signal based on polyphase filtering.
低截获声纳通过选择合适的发射信号，在保持探测能力的同时，降低被敌方侦察声纳截获的概率。
Low probability of interception (LPI) sonar selects appropriate transmitting signals and reduces the probability of being intercepted by hostile scouting sonar while it maintains detection capability.
宽带雷达对抗侦察数字接收机具有较宽的瞬时频率覆盖特性和较高的截获概率，并能处理同时到达的多个信号。
Wide frequency spectrum can be received and high probability of intercepting can be got and the simultaneously attend signals can be processed by wide band radar EW reconnaissance digital receiver.
通信信号的识别与解调是通信侦察的重要组成部分。
The identification and demodulation of the communication signals are important parts in communication surveillance.
本文所介绍的天线有别于一般的侦察雷达，是一种无源的接收目标雷达信号的天线接收系统。
The antenna introduced in this paper is different from the ordinary reconnaissance radar, which is a passive antenna receptive system receiving target radar signals.
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。
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.
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；
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.
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 .
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。
High resolution direction-finding method using array signal processing technique plays a pivotal role in the new electronic reconnaissance satellite system.
无线信号的非合作接收是技术侦察中信息截获技术体系的一个重要而关键的组成部分。
Uncooperative receiving of wireless communication signals is a very important part of the information interception for technique based reconnaissance.
海洋侦察机器人推进系统在深海中运行时产生的噪声与混沌信号有着本质的区别。
The real-time noise and chaotic signals of thruster system have essentially different when ocean reconnaissance robot running in deep sea.
宽带无线电信号的侦察机接收，是电子对抗的重要研究内容。
Reconnoitering and receiving the wideband radio signal is an important research content of electronic warfare.
雷达情报侦察信号分析和识别是雷达对抗领域里的一个重要课题，对其展开研究，具有重要的理论意义和实用价值。
Signal sorting and identification in ELINT is an important topic in the domain of ECM, the research on which is significant in theory and practice.
考虑到雷达侦察信号环境的复杂性，引入了噪声干扰脉冲和脉冲丢失处理。
As radar reconnaissance environment is very complex, noise interfering pulse and pulse missing process are introduced.
不论是调试自己的雷达、EW或ELINT系统，还是进行雷达信号的侦察和识别，RTSA都提供了无可比拟的高效性能。
Either debugging own radar, EW and ELINT system or discovering and identifying radar signal, RTSA can both provide infinitely high efficient performance.
它不应该被依赖用做提供一种无错的传送方法，传送双音频信号到另一解码器。例如：电话交换机的DTMF侦察器。
They should not be relied upon to provide an error free method of relaying tone signalling to other decoders, such as a telephone exchange DTMF detector, for example.
在建立简化的卫星电子侦察空间模型的基础上，提出了一种利用空间到达角分选卫星电子侦察信号的新方法。
On the basis of constructing the model of satellite electronic reconnaissance space and signals, a new method for sorting the signals using direction of Angle of arrival is presented in this paper.
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。
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。
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.
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