无源雷达是雷达的一个重要分支。
无源雷达定位精度直接影响雷达的作战使命。
The locating accuracy of a passive radar has a direct influence on its combat mission.
我把顶层的无线网络当作无源雷达系统，逐层绘制大楼地形。
I'm using the penthouse's Wi-Fi network as a sort of passive radar system to image the building floor by floor.
本文主要研究了基于多个调频广播电台信号的无源雷达技术。
This paper discusses some techniques of the passive radar based on FM-broadcast signals.
本文主要讨论了基于调频广播信号的无源雷达的部分关键技术。
This paper discusses some of the key techniques of passive radar based on FM-broadcast signals.
本论文以基于外辐射源的无源雷达为背景，研究参数估计方法。
Based on the passive radar, the parameter estimation algorithms are deeply and widely studied in this dissertation.
无源雷达由于不发射电磁波，因而不易被敌方侦察系统探测到。
Transmitting no electromagnetic wave, passive radar cannot be detected by hostile reconnaissance system.
介绍了无源雷达的分类、主要技术，以及国外的一些无源雷达产品。
The classification, location techniques of passive radar are described in this paper, as well as several passive radar products in overseas.
参数估计是无源雷达系统的一项关键技术，其精度直接影响到目标定位精度。
Parameter estimation is a key technique in the passive radar system, since its precision influences the location precision directly.
最后，总结了本文的工作，提出了对双基地无源雷达tma技术进一步研究的看法。
Finally, an overview of author's work and the prospect of passive bistatic radar TMA technique are presented.
本文的主要工作就是针对这一要求，设计了一套用于无源雷达系统的信息传输系统。
According to the request upwards, in this thesis, the main task is to design a information transmission system which can be applied in passive air defense radar.
有源雷达和无源雷达系统误差估计是实现有源无源雷达信息高精度融合的关键环节之一。
System error estimation for active radar and passive radar is the key for realizing high precision Information fusion of passive radar and active radar.
利用非合作照射(如调频广播、电视发射信号)的无源雷达探测技术一直是令人感兴趣的话题。
The passive target detection technique based on the non cooperative illumination (such as FM broadcasting or TV transmission signals) is an interesting subject at all times.
本文将分数阶相关引入到互模糊函数的计算中，提出了一种基于分数阶相关的无源雷达动目标检测方法。
A new method for passive radar MTD based on fractional correlation is presented by introducing the fractional correlation into the computation of the cross-ambiguity function (CAF).
无源雷达系统接收到的信号有四部分组成：直达波信号、静物回波信号、动目标回波信号以及干扰噪声。
The signal received by passive coherent radar contain four-part: direct signal, echos of still object, echos of moving object, and interference.
本文从多个方面对各种无源雷达的体制进行了比较，介绍了一些比较突出的研究成果和装备，提出了无源栅栏雷达的构想。
In this paper. we introduce some outstanding research achievements and equipments . and present a concept of a kind of new passive radar: passive fence radar.
基于FM信号的无源雷达目标回波信号信杂比低，频带窄，只有开发大动态范围的接收机才有可能接收到微弱的目标散射信号。
The target echo of passive radar based on FM signal has the characteristics of low SCR and narrow band. Only the receiver with large dynamic range can receive the weak echo signal.
最后，本文简要地分析了基于模拟电视信号的无源探测性能和定位精度，并分别与基于数字电视信号的无源雷达系统的相应性能作了比较。
Last, after analyzing signal characteristics and locating performance of analog TV, its detecting characteristics and locating performance are compared with those of HDTV signal.
在雷达无源对抗中，箔条用来对雷达形成压制干扰和质心干扰。
In radar passive countermeasure, chaff is used to form the suppress jamming and center of mass jamming.
针对静默哨兵系统等隐身雷达的战场机动能力不足，提出了一种便携式无源侦察系统的设计方法。
Aiming at the fault of silent sentry radar system in war field, a kind of method based on portable passive radar is introduced in this paper.
并就评估方案集进行计算，绘出抗无源干扰能力最大的X跟踪波段雷达最大发现距离随箔条云距离及箔条云密度变化曲线，并分析其结果。
And also calculates evaluation set. The density movement curve to the farthest discovering distance of X wave band radar is drawn and the result is analyzed.
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.
机载远程战场侦察雷达是一种新型的多模机载雷达，它采用无源相扫体制。
Airborne long range battlefield surveillance radar is a new kind of airborne multimode radar with passive phased-array antenna.
箔条干扰是一种常用的无源干扰，对雷达构成极大的威胁。
Chaff jamming is one of passive jamming modes, which is used widely and is a great threat to radar.
详细分析箔条干扰物的基本性质和特性，介绍雷达无源干扰物效果检测技术，综述雷达无源干扰物的发展趋势。
This paper analyzes the basic features and characteristics of chaff, describes the radar testing technologies of such passive jammers, and discusses the development trend of these jammers.
分析了有源干扰、无源干扰分别采取压制式干扰、欺骗式干扰对对空雷达的影响途径。
This paper analyzes the effect of active and passive jamming which adopt suppressive and deceive jamming to airborne radar.
雷达无源测向定位技术是一种非常有效的雷达电子对抗技术。
The paper centers on the radar passive direction-finding and localization technology.
无源测向交会定位是雷达组网抗干扰的重要途径。
Passive DF and crossing location method is an important approach of the interference suppression technology for radar networks.
为此，提出一种新的无源极化校准方案，该方案利用已校准的小口径雷达来校准大口径雷达。
So a novel passive polarimetric calibration scheme is presented, which calibrates large aperture polarimetric radar using calibrated small aperture polarimetric radar.
雷达无源工作时，可以接收和利用干扰信号对干扰源进行无源测向。
If a radar operates passively, it can obtain the objective of passive direction finding against a jamming source by means of receiving and utilizing the jamming signal.
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