雷達測距 的英文怎麼說

中文拼音 [léidácèjù]
雷達測距 英文
radar ranging
  • 雷 : 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
  • 達 : Ⅰ動詞1 （暢通） extend 2 （達到） reach; attain; amount to 3 （通曉; 明白） understand thoroughly...
  • 測 : 動詞1. （測量） survey; fathom; measure 2. （測度; 推測） conjecture; infer
  • 距 : Ⅰ名詞1 （距離） distance 2 （雄雞、雉等的腿的後面突出像腳趾的部分） spur （of a cock etc ）Ⅱ動詞...
  • 雷達 : [訊] radar （縮自 radio detection and ranging）
  • 測距 : range [distance] finding; distance measurement; ranging; stadiometry
  1. By using the processing method of sliding time window, the problem of the periodicity range ambiguity is solved. meanwhile, the problem of range ambiguity which is produced because the range of target is biger than the maximum range of radar is also solved by using this method. then, the pulse width parameter which is the most important in the parameters of fmicw is analyzed. the stricter restrict is given to ensure the range spectrum has only one beat frequency after signal processing. at last this thesis introduces the different signal processing methods of fmpcw and fmicw

    同時利用該方法解決了fmpcw信號的由於目標距離超過雷達的最大單值測距范圍而引起的距離模糊問題。然後對fmicw波形參數中最為重要的脈沖寬度進行了分析，給出了更為嚴格的約束條件，保證了信號處理后距離譜峰值的唯一性。最後，分別介紹了fmpcw和fmicw信號的不同處理方式，並對兩者不同的時域濾波性能進行了比較，並對二者的差異進行了分析。
  2. Based on the model of safe following distance, the design blue print of system is presented in the text. using the multiple impulses horae rotate speed sensor to measure the vehicle speed and nanometer radar to measure the distance of own vehicle to frontal vehicle, and analyzing and judging collected information by at89c51 which is the control centre of the system

    本文在安全跟車模型的基礎上，提出了系統方案：採用霍爾多脈沖轉速傳感器測量汽車的速度，毫米波雷達測量兩車的距離和相對速度，利用at89c51作為信息採集單元的控制中心，對各種信息進行分析判斷，當行車距離小於報警距離時啟動相關的報警單元。
  3. The topographic map produced by clementine ' s laser ranger revealed the astounding dimensions of the spa basin, which stretches 2, 600 kilometers across, making it the largest impact crater in the entire solar system

    克萊門蒂號的雷射測距儀製作的地形圖揭露出spa盆地驚人的大小：寬達2600公里，是整個太陽系最大的撞擊隕石坑。
  4. Compared with the low range resolution ( lrr ), high range resolution ( hrr ) radar can supply more structure information of targets. it is one of the most important development directions in modern radar. hrr radar has much extensive application prospects in targets detection, targets imaging, targets identification and so on

    高距離分辨雷達較低分辨雷達能提供更多的目標結構信息，是現代軍用雷達裝備的重要發展方向之一，在目標檢測、目標成像和目標識別等方面有極其廣闊的應用前景。
  5. The laser radar sub - system determines the heights of the tsp according to the slant height and the oblique angle measured by the laser range finder and the electronic theodolite simultaneously. by lucubrating the motion law of tsp, we decided to compute decent velocities with least - squares procedure & two ranks curve fitting

    地面激光雷達跟蹤測量分系統根據測量到的斜距離和俯仰角確定末敏彈傘彈系統的高度，在深入研究末敏彈穩態掃描過程的運動規律后，通過最小二乘法的二階分段曲線擬合，計算出落速。
  6. Multiple frequency cw radar is regarded as a great revolution to the structure of traditional ranging radar

    基於數字化技術的多頻連續波測距雷達是目前測距雷達體系結構的一次比較大的革新。
  7. The thesis firstly analyzes the signal form of frequency modulated interrupted continuous waveform ( fmicw ) in theory, studies the principles of detecting range and velocity for fmcw, and further discusses the essential processing methods of the fmicw signal form, including the range transform processing method based on the strict corresponding relation between time and frequency domain, the velocity doppler transform, the digital beam forming

    本文首先從理論上分析了在高頻地波超視距雷達所用的線性調頻斷續波信號的形式，研究了fmcw雷達測距測速原理，並深入地探討了fmicw信號的基本處理方法以及具體的演算法，主要包括距離變換中採用的時間波門相關處理方法，速度多普勒變換，數字波束形成。
  8. We use this conclusion in our program. the last, the principle and the precision of the detection of range, speed and angle is analyzed and discussed theoretically. using the precision formula of rectangle pulse waveform, we programming the software to accomplish the computation simulations

    在論文中還對雷達的距離測量、速度測量和角度測量的原理以及它們的測量精度進行了理論分析和計算，並且得出了在矩形脈沖波形的時候雷達測量精度的計算公式，並且用程序進行了模擬計算。
  9. The ranging performance of radar is based on its performance of echo detection

    雷達對目標回波的檢測能力是雷達測距性能的基礎。
  10. Radar finder range

    雷達測距儀
  11. In this thesis, aimed at the above - mentioned two - side problems, based on analyzing the theory of lfmcw radar ranging deeply, we implement the work of intermediate frequency signal processing

    本論文針對上述兩方面的問題，在深入分析lfmcw雷達測距理論基礎上，在工程上完成了一部8mm毫米波線性調頻連續波測距雷達的中頻信號處理工作。
  12. This dissertation is studied the detecting distance radar based on ultrasonic pulse and the detecting speed radar based on continuity electromagnetic wave, using the theories of the detecting distance and the detecting speed of radar

    測速、測距、測角是雷達最基本的功能。本文根據雷達測距原理和測速原理，研製基於超聲波脈沖的測距雷達和基於連續電磁波的測速雷達。
  13. A detailed geometric analysis of obstacle detection system for alv was presented by considering the safety requirements of alv. the ranging error caused by various environmental factors and inevitable vibration of alv was discussed as well

    然後將障礙檢測子系統和alv整體結合在一起，從系統的角度對障礙檢測的要求進行了分析，並討論了各種環境因素和alv車體運動對lms激光測距雷達測距造成的誤差影響。
  14. The theory of laser range finder is firstly introduced in this paper. then based on the laser radar ranging theory, the laser radar ranging equation, the effect of the travel characters of the laser in the air on the measurement and the laser ranging snr equation are discussed

    本文首先介紹了激光測距原理，然後從激光雷達測距理論出發，以激光雷達作用距離方程、激光的大氣傳輸特性對測距的影響、激光雷達的信噪比作為理論基礎，進行了方案設計。
  15. Analysis of ambiguity - function of lfmcw radar, including symmetrical triangular lfmcw signal and multiple periods ’ symmetrical triangular lfmcw signal. 3. this dissertation advances new theories of lfmcw radar signal detection and estimation, including method for acceleration and velocity estimation based on polynomial phase transform ; method for multi - target acceleration and velocity estimation based on modification polynomial phase transform

    包括基於多項相位變換的lfmcw雷達速度和加速度估計方法;基於修正多項相位變換的多目標lfmcw雷達速度和加速度估計方法;基於一般高斯噪聲環境下的lfmcw雷達速度和加速度聯合估計方法;另外提出了基於頻域增采樣內插方法以提高lfmcw雷達測距精度。
  16. This article analyses the signal characteristics of several typical cw radars, and presents the principle and application of doppler radar. as one focal point, this article researches the generation and math characteristics of pseudorandom code modulated signal, analyses the spectrum of pseudorandom code phase modulation radar signal, and presents this kind of signal ' s application in distance and speed measurement. this article also researches the application of mono - pulse amplitude comparison radar in angle measurement finally, this article elaborates the working process of crs in uast

    本文分析了幾種典型的連續波雷達信號的特性，介紹了多普勒雷達的原理和應用；研究了偽隨機編碼信號的產生和數學特徵，著重分析了偽碼調相連續波雷達信號的頻譜，及其在雷達測距、測速方面的應用；研究了單脈沖幅度比較體制在雷達測角中的應用；最後，闡述了超近反導系統中復合體制雷達的工作過程。
  17. In the second chapter the pulse doppler radar is introduced, include its definition, clutters, working condition and specialty and the theory of measuring range and measuring velocity in radar. in addition, the flow chat of the simulation and the function of the main modules are showed

    第二章扼要論述了脈沖多普勒（ pd ）雷達體制和模擬軟體的整體設計思想，給出了pd雷達的定義、雜波譜、分類及工作特點，闡述了雷達測距、測速的原理和方法，並且給出了模擬方案的流程圖和模擬軟體中各個模塊的主要功能。
  18. After analyzing the range vernier ' s principle, the needed data is presented in applying range vernier to modern radar, including range data, i / q data and doppler frequency data

    通過對游標測距原理的分析，得到了實現游標測距所需的雷達測量數據，即距離數據、基帶i / q數據和多普勒頻率數據。
  19. The tactical missile seeker handover accuracy from midcourse to terminal guidance is researched. the small perturbation method is proposed to analyse error sensitivity of the seeker presetting parameters from error sources. firstly, the terminal guidance seeker presetting parameters are computed, based on the equations of a surface - to - air missile movement and a target movement. then the seeker presetting unaccuracy due to the command guidance radar measurement errors is also computed. it can be seen that the seeker presetting errors increase rapidly when the missile is close to the target, which leads to an important conclusion that the late seeker handover from midcourse to teminal guidance should be avoided

    研究復合制導的戰術導彈中末制導交班的導引頭預定精度問題.提出用小擾動法分析導引頭預定參數對誤差源的誤差敏感性關系.以中遠程防空導彈為例，結合導彈運動方程組和目標運動模型，計算了中末制導交班的導引頭預定參數，並計算了在制導站雷達測量誤差下的末制導導引頭預定參數的計算精度.可知，導引頭定位參數的計算誤差隨著彈目距離的接近而顯著增大，得到中末制導交班不能太晚的重要結論
  20. Abstract : the tactical missile seeker handover accuracy from midcourse to terminal guidance is researched. the small perturbation method is proposed to analyse error sensitivity of the seeker presetting parameters from error sources. firstly, the terminal guidance seeker presetting parameters are computed, based on the equations of a surface - to - air missile movement and a target movement. then the seeker presetting unaccuracy due to the command guidance radar measurement errors is also computed. it can be seen that the seeker presetting errors increase rapidly when the missile is close to the target, which leads to an important conclusion that the late seeker handover from midcourse to teminal guidance should be avoided

    文摘:研究復合制導的戰術導彈中末制導交班的導引頭預定精度問題.提出用小擾動法分析導引頭預定參數對誤差源的誤差敏感性關系.以中遠程防空導彈為例，結合導彈運動方程組和目標運動模型，計算了中末制導交班的導引頭預定參數，並計算了在制導站雷達測量誤差下的末制導導引頭預定參數的計算精度.可知，導引頭定位參數的計算誤差隨著彈目距離的接近而顯著增大，得到中末制導交班不能太晚的重要結論
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