passive radar 中文意思是什麼
passive radar
解釋
被動式雷達-
Avionics self - protection system is a subsystem of the advanced avionics system, which has the main functions to find hostile radar - guided weapons system and infrared - guided weapons system by using the mothed of radar reconnaissance. and then to countermeasure enemy ' s radar - guided weapon system and infrared - guided weapons system by adoptinging those measures of electric - magnetic jamming ( active countermeasures ), chaff cloud deception jamming ( passive countermeasures ) and ir decoy deception jamming ( passive countermeasures ) so as to protect our airplanes from the hostile attacks this paper have researched deeply for the integrated mode of avionics self - protection system
航空自衛系統是先進航空電子綜合化系統的一個分系統，其主要功能是通過雷達偵察方式發現敵方雷達制導武器系統和紅外製導武器系統，並通過實施電磁干擾（有源干擾） 、箔條雲欺騙式干擾（無源干擾）和紅外誘餌欺騙式干擾（無源干擾）對抗敵方雷達制導武器系統、紅外製導武器系統，保護我機免受敵方武器系統攻擊。 -
The traditional air defense system which detect and attack targets only depend on ordinarily radar was in an exceedingly passive position and difficult to ward off blows when the cruise missile was used in war
它的出現使得傳統的僅僅依靠普通雷達探測目標和引導武器射擊目標的防空系統處于極端被動和難以招架的局面。 -
An analysis on the reliability of passive radar system
無源雷達系統可靠性分析 -
The mica is available in two variants, the active radar - guided mica em and passive infra - red ( ir ) - homing mica ir
米卡導彈有兩種型號，即主動雷達制導型的米卡em和被動紅外製導的米卡ir 。 -
A typical bistatic weather radar net work is comprised of one traditional transmitter - receiver radar and one or more passive non - transmitting radar receiver at remote site. this type of multiple radar network offers unique advantages when compared to traditional radar net work. this paper introduces the concepts and principles of bistatic weather radar network and analyses, simulates, calculates the basic concepts of effective scattering particle volume relative to the receiver of bistatic radar network, the doppler shifts of the received signals, gives the formula to conduct the three dimensions wind field
本文從原理上分析了雙基地天氣多普勒雷達的構建、基本幾何關系、有效散射體積及其與雙基地角的關系，有效散射體積和目標與雙基地天氣多普勒雷達主站發射機的距離的變化關系，指出雙基地天氣多普勒雷達有效體積和單基地雷達有效照射體積隨之距離的變化有相似之處，但是由於收發分置的幾何結構，雙基地天氣多普勒雷達的性質與雙基地大氣多普勒雷達的散射角有著密切的關系。 -
In this paper. the question of compound guidance about mid - long range air - to - air missle to be considered. the main contributions are as follows : first, two midcourse guidance laws are given. that is optimally predictable pn micourse guidance, which is suitable for middle range missle, and singularly perturbed midcourse guidance. which is suitable for long range missle guidance ; then two terminal guidance laws are given. that is variable structure guidance, which is suitable for passive radar guidance. and optimal guidance which is suitable for active radar guidance ; and then the error sourses of hand - off are researched, the hand - off law is given at the time ; fmally, the midcourse guidance laws and terminal guidance laws are tested by simulation, and the whole trajectory simulation are given through hand - off law, and the results are satisfied
主要工作如下：首先研究了用於中遠程空空導彈復合制導的兩種中制導律，即用於中程導彈的最優預測比例導引中制導律和用於遠程導彈的奇異攝動中制導律，它們均有很好的中制導性能，能夠滿足中末制導的交班要求；接著研究了兩種末制導律，即用於被動雷達末制導的變結構制導律和用於主動雷達導引頭的最優末制導律，均適用於復合制導末制導段；然後分析了中末制導的交班誤差源，討論了用於復合制導的交接律；最後通過模擬，驗證了提出的中制導律和末制導律，結合提出的交接規律，在不同的情況下對中末制導段彈道進行了模擬驗證，結果證明文中提到的中末制導律能夠達到性能指標要求。 -
Based on analyzing the mechanism of direction finding triangulation location and location accuracy for two - ship passive locating, the acquisition probability model of anti ship missile terminal guidance radar is presented for two - ship passive locating : and the effects of the key factors to the probability are analyzed, and then the primary factors are pointed not by analyzing the results in different conditions
摘要首先簡要介紹了無源定位技術，然後著重分析了雙艦無源測向交叉定位以及其誤差產生的機理，在此基礎上，給出了雙艦無源定位情況下實施超視距攻擊時，反艦導彈末制導雷達開機時刻對目標的捕捉概率模型，並通過模擬分析雙艦距離。 -
Working silently and covering larger region than radar, passive radar intercept systems have superior survival ability in wars
雷達截獲系統具有自身隱蔽和探測距離遠等優點，被廣泛應用於各種武器平臺中。 -
Design and implementation of a active passive digital homing radar system based on tms320c
的數字系統設計中的一些問題及其解決 -
Therefore, it is very important to radar ’ s survive by using some means to disturb passive - radar - seeker of arm
因此，通過一定的戰、技術方法干擾反輻射導彈被動導引頭（ passive - radar - seeker ，即prs ）對雷達的生存顯得非常重要。 -
Two data fusion algorithms for active and passive radar seeker
被動雷達導引頭信息融合方法研究 -
Furthermore, the principle and implementation of radar tragets simulator, which is operated under passive conditions, are discussed
最後還闡述了雷達地面被動試驗環境下的目標模擬器的工作原理與實現方法。 -
This paper studies the helicopter, the propeller - driven aircraft and the turbofan jet airplane echo modulating feature parameter model and analyses the echo signal feature. it gains the target echo ’ s the cyclical modulation feature by using the complex ar frequency range bispectrum slice. because traditional method in extraction airborne radar ’ s radiant signal feature time has certain insufficiency, this paper proposes the approximate entropy and the norm entropy as the passive feature parameter in the airplane
由於傳統方法等在提取機載雷達輻射源信號特徵的時候存在著一定的不足，本文提出把近似熵和范數熵作為飛機目標識別的無源特徵參數，給出了提取相應特徵熵的演算法，實現對機載雷達輻射源信號的識別，通過和機載雷達類型的匹配，實現對目標的識別。 -
To solve the resource problem of anti - missile radar omnidirectional and high data rate tracking targets, missile self - position technology to improve missile position precision based on the scheme of passive bd is put forward
摘要為了解決近程防空導彈制導雷達實現全方位、高數據率跟蹤多自標、截獲跟蹤多導彈遇到的資源緊張問題，提出了利用bd無源定位方案實現導彈自定位，提高導彈自定位精度的方法。 -
Active and passive radar composite seeking ( aprcs ) technology is one of multi - mode composite seeking technologies. it is the typical application of information fusion technology in target tracking field
主被動雷達復合制導技術是一項雙模復合尋的制導技術，是信息融合技術在目標跟蹤領域的典型應用。 -
The results show the good performance of both algorithms and platforms. finally, we summarize the work and point out prospect of active and passive radar composite seeking technology in chapter 5
第五章是論文的結束語，總結了本文的主要工作，指出了本文工作的不足，提出了主被動雷達復合制導技術中需進一步研究的內容。 -
With its widely application in precise guided weapons, the performance of whole weapon system is sharply improved by the complementarities of active and passive radar system
主被動雷達復合制導技術在精確制導武器上的應用，充分利用主被動雷達性能互補特點，並能兼顧導引頭系統的戰術性能、設計復雜度和費用等方面的平衡，提高了武器系統的效能。 -
Enticing system of two - points is a radiant point disturbing system that use radiant point disturbing mode and the defects of anti - radiation missile ( arm ) to disturb prs ( passive radar seekers ) of arm, accordingly, realize the aim of protecting the main fighting radar
摘要兩點源誘偏系統是應用有源干擾的方式，利用反輻射導彈（ arm ）本身的缺陷來對反輻射導彈的導引頭進行干擾，從而達到保護主戰雷達目的的一種有源干擾系統。 -
As active and passive radar composite seeking technology balances the tackle performance, design complexity and expenditure of a missile guided system, there will still be great potential of such technologies in current and future theater assault and defense systems
這使該技術在當前及未來的戰場攻防體系中具有很強的應用前景。信息融合演算法設計是主被動雷達復合制導技術的核心，其本質屬于多傳感器多目標融合跟蹤演算法范疇。 -
The state estimation algorithms are the basis of information fusion. the typical single - mode tracking algorithms are dedicated. according to the mechanism of active and passive radar observation, a preprocessing method for observation data is dedicated
狀態估計是信息融合的基礎，論文第二章首先分析了彈載平臺下，主被動雷達觀測數據形成機理和特點，對觀測預處理問題進行了研究，並根據彈載平臺數據特點，研究了幾種常用跟蹤方法。
分享友人