雷達陣地 的英文怎麼說

中文拼音 [léizhènde]
雷達陣地 英文
radar site
  • : 1. (雲層放電時發出的響聲) thunder 2. (軍事上用的爆炸武器) mine 3. (姓氏) a surname
  • : Ⅰ動詞1 (暢通) extend 2 (達到) reach; attain; amount to 3 (通曉; 明白) understand thoroughly...
  • : Ⅰ名詞1 (作戰隊伍的行列或組合方式) battle array [formation]: 布陣 deploy the troops in battle fo...
  • 雷達 : [訊] radar (縮自 radio detection and ranging)
  • 陣地 : position; front; battle field; possy
  1. In addition to the conventional techniques such as low sidelobe antennas and displaced phased center antenna ( dpca ), there has been great interest in space - time adaptive processing ( stap ) because it can suppress clutter effectively and improve the detection performance of airborne phased array radar evidently

    除了採用低副瓣天線、偏置天線相位中心( dpca )等傳統雜波抑制技術,能夠有效提高機載相控雜波抑制能力和動目標檢測性能的空時二維自適應處理( stap )受到了廣泛關注。
  2. 2 rayleigy and weibull distribution ground clutter for airborne phased array radar ( apar ) general pulse signal was simulate with method of zero memory nonlinear transform

    二、利用零記憶非線性變換法實現機載相控常規脈沖情況下的瑞利分佈、韋伯爾分佈的面雜波模擬。
  3. In this paper the fourier finite - difference technique is used for migration of phased - array ground - penetrating radar real pgpr data in 2d media

    本文利用傅里葉有限差分法對相控樣機採集的實測數據進行偏移歸位。
  4. The high power active feed network is more and more used in the satellite - borne phased - array radar

    摘要大功率有源饋電網路收發系統越來越多運用於相控衛星中。
  5. The large size not only makes the radar easy to be detected, but also increases engineering costs for the ‘ golden seashore ’ it occupied. furthermore, large size brings serious troubles in the antenna setting - field choosing, installation and maintenance. distributed array is one of the solution way

    過大的列尺寸不僅易於暴露目標,還因佔用「黃金海岸」提高了工程造價,同時也給雷達陣地的選擇以及系統的管理、維護帶來許多不便,分散式列是解決途徑之一。
  6. High - resolution multi - source direction finding is always a hot research area in array signal processing. the breakthrough of this technique is greatly meaningful in many research fields such as sonar, radar, communication, biomedical engineering, geology and so on

    列處理的高分辨技術一直是國內外十分關注的研究熱點,其中高分辨多目標定向技術是國內外集中力量研究的重點,該項技術的突破對聲納、質勘探、生物醫學工程及水中兵器均有重要意義。
  7. An on - line minimum - variance estimator was developed for thrust acceleration applied to orbit transfer using discrete - time radar measurements. the mass - flow - rate of propellant was selected as a state variant, which was estimated by employing an integral state model and ekf filter. the variation equations for measurement vector to mass - flow - rate have been established to linearize the discrete - time measurement equations. the algorithm has applied successfully to maneuver process in commanding satellite into geo - stationary orbit. the results show that the algorithm developed here can monitor and determine whether engine works well or failure precisely and quickly during orbit transfer process

    飛行器軌道機動過程中,為跟蹤、定位機動目標和干預機動控制過程,需要統計處理離散的觀測量實時估計推進發動機的推力,進而確定飛行器的瞬時軌道參數.本文所述演算法是該工程問題的探討和解決方案.文章建立了軌道機動過程中連續變質量運動模型和離散量測模型,推進發動機的質量秒耗量作為表徵推力加速度的一個近似常量,應用擴展卡爾曼濾波對離散的測量數據進行順序統計處理給出秒耗量的最小方差估計;文章詳細推導了線性化量測模型的變分方程和觀測矩;模擬結果表明該演算法能快速、準確估計推進發動機的質量秒耗量和向機動目標施加的實際推力
  8. In this paper , an optimal search strategy by dividing the whole surveillance area into regions is presented so that the optimal search can be adaptively implemented in phased array radar. firstly , the inherent relationship among average discovering time , radar resources consumption , search frame period and target distribution density is studied. secondly , parameters for the region search are optimized to achieve the optimal search performance inside regions. then , the optimal search frame period for each region is derived to minimize the average discovering time of targets , where the constraint of radar time resource and the importance of each region are taken into account. finally , the adaptability of this search strategy is discussed. only if the optimal parameters for each region are utilized and the beams are scheduled according to the optimal frame period under the radar time constraint , the optimal distribution and the optimal scanning sequence of beams can be implemented adaptively. thus , optimal search is adaptively implemented in the whole surveillance area

    本文提出一種分區搜索演算法,實現了相控的自適應最優搜索.首先,研究了各區域平均發現一個目標消耗的資源和目標被發現的平均時間同搜索幀周期以及目標強度的關系;然後,研究了在各區域採用兩步搜索演算法的最優參數設計,實現了局部區域的最優搜索;其次,在時間資源有限和區域重要性加權的約束條件下,導出了使目標被發現的平均時間最小的區域最優幀周期;最後,討論了分區搜索演算法的自適應性.只要採用各區域的最優參數,按最優幀周期調度波束,就可以自適應實現使目標被發現的平均時間最短的波束的最優分佈和掃描順序,即自適應最優搜索
  9. A polarimetric sar combines both advantage of measuring full complex scattering matrix for each resolution cell in a scene and producing two - dimensional high resolution images, and is thus playing a more and more important role in gathering the detailed information regarding the geometric and electric structures of surfaces and covers for application in both civil and military areas

    極化合成孔徑( sar )具有可以測量場景中每個分辨單元的全極化散射矩以及產生二維高分辨力圖像的兩大優點,因此無論在民用和軍用的採集表或面覆蓋物的物理和電磁結構信息的應用中起著越來越重要的作用。
  10. The polarimetric sar is a new type imaging radar to measure polarimetric characteristic of radiant signals and combines both advantage of measuring full complex scattering matrix for each resolution cell in a scene and producing two - dimensional high resolution images, which greatly improve its ability to discern surface features. polarimetric sar is thus playing a more and more important role in research on remote sensing and application area

    極化合成孔徑( polarimetricsar )是用來測量輻射信號極化特徵的新型成像,具有能夠測量場景中每個分辨單元的全極化散射矩和產生二維高解析度圖像的兩大優點,大大提高了它對物的識別能力,因此在遙感技術研究與應用領域中起著越來越重要的作用。
  11. T / r module is a functional module for the new radar, that is active phase control array radar, and t / r nodule system - integrates high frequency switches, phase shifter, lna and power amplifier, etc. if using low cost thick film technology to manufacture t / r module, it will be benefit to accelerate the applicants and development of the active phase control array radar

    T r模塊是實現新型? ?有源相控需求的功能模塊,它系統集成高頻開關、限幅器、移相器、 lna及功放等。利用厚膜的廉價成膜工藝技術製作t r組件模塊,則有利於加速有源相控的應用與發展。
  12. At first, the fundamental theories and realization methods of main parts of high purity frequency source in x band object simulator of vehicle - carried phased - array radar, such as phase - locked - loop, step recovery frequency multiplier, dielectric band - pass filter and micro strip band - pass filter are introduced in detail in this paper

    本文一開始洲門針對機載相控目標模擬器中的高純本振源的實現,詳細介紹了瑣相環、階躍管倍頻器、介質帶通濾波器和微波帶通濾波器的基本原理及其實現方法。
  13. This dissertation develops research work for some fields in which ground clutter suppression algorithm may be used for airborne phased - array radar, software design of 3dt - - stap algorithm with adaptive space - frequence steer vector algorithm is completed for clutter suppression realtime processing system based on tigersharc ts101 chip

    本論文圍繞機載相控的空時二維處理技術展開研究工作,主要任務是為系統選擇雜波抑制的演算法,並完成以浮點dsp晶元( ts101 )為核心的基於3dt
  14. In order to improve snr of seismic signal for controlled vibroseis in seismic exploration, a set of phased array vibroseises is developed for generating directional seismic wave by controlling differences of phases between neighboring vibroseises, and a special seismic signal detection method for phased array vibroseises is proposed

    摘要為提高可控震源震信號的信噪比,將系統的相控技術應用於可控震源震,通過控制相鄰震源的相位差恆定,使震波能量集中,產生定向震波束,加強有用信號的強度,從而提高了震信號的信噪比。
  15. In order to improve the conventional phased array radar performance, the author presents a new type of phased array radars scheme that adequately applies digital technology to phased array radar. full discussion is given in this paper according to the structure of conventional phased array radar

    作者更進一步將數字技術融入到相控中,使兩者完美結合起來,充分發揮它們的特長,提出了一種全數字的相控方案。
  16. Because of its ability not only to produce two - dimensional high resolution images of the scene illuminated, but also to measure complete complex scattering matrix for each resolution cell, and to operate under all weather conditions and all the time, day and night, a polarimetric synthetic aperture radar ( sar ) is playing a more and more important role in gathering the detailed information regarding the geometric and electric structures of surfaces and covers of the earth

    極化合成孔徑( sar )能夠通過照射場景,對場景進行二維(方位向和距離向)高分辨力成像,同時測量出每個分辨單元的復散射矩。由於極化合成孔徑具行全天候和全氣候工作的能力,使得極化合成孔徑在採集表及其覆蓋物的物理(電結構)細節信息方面起著越來越重要的作用。
  17. In chapter 4, non - adaptive methods and the simplified stap for gmtd are discussed using the side - looking array. the dpca and interferometer are usual non - adaptive methods to suppress clutter for gmtd

    機載簡易stap方法及其應用一第4章研究正側視天線面動目標檢測的開環方法和簡化空時二維處理方法。
  18. ( 5 ) as part of a research project in national " 9th 5 - year plan ", we designed a set of apar video signal simulator which fulfils the technology requirements and could provide desired radar video signal for certain apar and meet the demand of apar system research and development on ground

    五」某預研項目,與課題組成員共同設計並實現了一套「機載相控視頻信號模擬器」系統,測試結果表明該系統到了系統設計的主要技術要求,可以提供滿足某機載相控面調試要求的信號。
  19. It shows excellent results to reveal the efficiency of the method, also prove the superior science research value of pgpr and give direction for consummating the apparatus next step

    異常汽繞射波形得到有效的歸位,異常體空間位置與實際測量的結果基本一致並且處理速度快,不僅表明了該方法的有效性,證明相控技術具有一定研究價值,也為儀器的進一步完善提供了思路。
  20. Klemm model is discussd specially for multi - channel airborne phased array radars. the model is tested by practical data

    對機載相控特別指明了klemm雜波模型的建模與模擬,並用實際數據進行了驗證。
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