雷達定位 的英文怎麼說

中文拼音 [léidádìngwèi]
雷達定位 英文
radar fixing
  • 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...
  • 定 : Ⅰ形容詞1 （平靜; 穩定） calm; stable 2 （已經確定的; 不改變的） fixed; settled; established Ⅱ動詞...
  • 位 : Ⅰ名詞1 （所在或所佔的地方） place; location 2 （職位; 地位） position; post; status 3 （特指皇帝...
  • 雷達 : [訊] radar （縮自 radio detection and ranging）
  1. Through - the - wall surveillance radar ( twsr ) is a new radar system, which can detect the suspicious objects without intrusion and surveil the moving targets inside the building or blindage. it can be widely used for urban - warfare, counter - terrorism and hostage rescue. based on the requirement of the development of twsr, this paper analyzes the penetrating property of electromagnetic wave to nonmetallic walls

    穿墻探測雷達（ through - the - wallsurveillanceradar ， twsr ）是一種能夠隔墻探測和定位的新型雷達系統，它可以對建築或掩體內的可疑目標（人）進行外部的非入侵式探測，並對建築物內的運動目標進行監測，可以廣泛的應用於大規模城區巷戰、反恐斗爭和人質救援行動。
  2. " navigating the craft is also made much easier because it is equipped with state - of - the - art thermal imager, global positioning system, echo sounder, radar, electronic chart plotter and gyrocompass

    新警輪的操作亦更加靈活，新船設有先進的熱能深測器、全球定位儀器、測深器、雷達、電子海圖及電羅盤。
  3. Refraction effect in troposphere on oth radar signal

    對流層折射對超視距雷達信號定位的影響
  4. Radar echoes include echoes of lands, islands, all kinds of moving targets, racon, sart and sea, etc. arpa marks consist of fixed range marker, variable range marker, electronic bearing line, guard zone, heading - line, parallel index ( 4 navigation lines ), vector lines ( or pad ) and past track information of tracked target ships, marks of trial manoeuvres, ect

    雷達回波包括陸地、島嶼回波，各種活動目標的回波，雷康、 sart回波，海雜波等。 arpa符號包括包括固定距標圈、活動距標圈、電子方位線、警戒圈、船首線、 pi線、已錄取目標的矢量線以及歷史航跡（或pad ） 、試操船符號等。
  5. They were able to position the yacht by means of radar.

    他們能夠用雷達測定快艇的方位。
  6. Studies of ground target location of spaceborne sar

    星載合成孔徑雷達目標定位研究
  7. Location model for pixels in spaceborne sar imagery and simulation

    星載合成孔徑雷達圖像定位模型與模擬
  8. 4. on the base of deep discussing about spaceborne sar operation, we present an approach to acquire the target location plane by satellite position and platform attitude, then to locate the target consistent with the earth surface curvature

    論文在深入研究星載雷達實際工作狀況的基礎上，提出了一種由衛星位置和平臺姿態獲得衛星與目標所在的定位平面，再根據目標所在地面的彎曲狀況以及衛星到目標的距離確定目標位置的方法。
  9. The conventional sphere model of earth and circle model of orbit are discarded, and the ellipsoid model and the ellipse model are selected for further research, which achieves a method to determine the target position through the antenna pointing direction. and the spaceborne sar system design and simulation software is brought forth. this software accomplishes sar system coefficients design for antenna area, pulse repetition frequency, signal bandwidth, downlink data rate, radar transmitter power and satellite platform yaw steering

    本文從星載雷達的星地幾何關系入手，舍棄傳統星載合成孔徑雷達研究中的球地球模型和圓軌道模型，研究了在地球橢球模型和橢圓軌道模型下由雷達天線確定目標坐標的方法，並在此基礎上研製了星載合成孔徑雷達系統設計與模擬軟體，完成雷達系統天線尺寸、脈沖重復頻率、信號帶寬、雷達信號數據率、雷達發射功率、衛星平臺的偏航牽引等幾個方面的系統參數設計以及雷達多普勒特性、雷達系統模糊、雷達定位及精度的分析，最後完成雷達回波信號的模擬。
  10. Angular calibration of radar antenna system is composed of the calibration of angular error sensitivities ( also called directional sensitivity ), adjustment of cross - coupling of azimuth and elevation signals, and the calibrations of system errors such as antenna axial system error, dynamic delay and so on

    雷達系統天線的角度標校包括對系統角誤差靈敏度（又稱定向靈敏度）的標定、方位俯仰信號交叉耦合的調整以及對天線軸系誤差、動態滯后等系統誤差的標定。
  11. When blanket jamming is used, the more the ratio between the power of jamming and the power of signal, the less detection probability of the radar is. the effect of distributed jamming mainly depends on the total power. after distributed, the randomicity of distance and phase of jamming source bring difficulties to analysis

    對壓制式干擾來講，干信比越大，雷達的發現目標的概率就越小，由於分散式干擾的干擾效能在於其合成功率，在分散式干擾單元分佈之後，各個干擾源與被干擾對象之間的距離的不確定性，帶來了干擾信號相位的不確定性，增加了分析干擾效能的復雜度。
  12. Backed up by the soplat theory based on particle kinematics, the second chapter of this paper presents with analysis and simulation of several single observer passive measurement models, which uses such relative movement parameters as bearings changing rates and centrifugal acceleration information on the basis of bearings measurements. in the third chapter, the observability of location respectively using bearings and its changing rates information and centrifugal acceleration information is analyzed, and its observable condition is got. the fourth chapter puts forward the modified covariance extended kalman filtering ( mvekf ) against the defect of traditional extended kalman filtering ( ekf ), whose performance is simultaneously compared in the chapter with the performance of ususal tracking algorithm such as ekf, mgekf, iekf by computer simulation

    在近年來提出的基於質點運動學原理的單站無源定位理論基礎上，本文第二章提出了幾種在角度測量的基礎上增加角度變化率及相對運動的離心加速度等運動學參數的單站無源測量模型，並對它們進行了分析和模擬；第三章分別對利用角度及其變化率信息定位和利用離心加速度信息定位的可觀測性進行分析並得到了相應的可觀測條件；第四章針對傳統擴展卡爾曼（ ekf ）方法的缺點，提出了一種修正協方差的擴展卡爾曼濾波（ mvefk ）方法，並將其和ekf 、 mgekf 、 iekf等常用的單站無源定位濾波方法進行了性能模擬比較；第五章通過引入雷達機動目標跟蹤方法和模型，提出了利用角度及其變化率對機動輻射源跟蹤的多級噪聲自適應方法和imm方法；第六章主要對角度變化率和離心加速度參數的獲取技術進行了研究，提出了幾種高精度測量脈沖序列多普勒頻率變化率的方法。
  13. In conformity with this means, we study that the changing of radar and platform coefficients influences the target location, and present the way to analyze the location accuracy through the platform position accuracy, platform attitude stability and radar timing accuracy

    在此基礎上，論文剖析了雷達及平臺參數變化對目標定位的影響，提出了通過平臺位置精度、平臺姿態穩定精度和雷達定時精度來分析目標定位精度的方法。
  14. Based on the characteristic of system, the antenna is designed with one transmitter and two receivers and the localization principle of twsr is analyzed. target localization algorithm and error distribution computing method based on time - only - localization ( tol ) are proposed

    同時根據系統特點，天線採用單發雙收方式，分析了穿墻探測雷達定位原理，提出了基於波達時間（ tol ）的目標定位演算法和誤差分佈計算方法。
  15. We want a radar position during dumping. please cover us on your radar

    放油時我們需要雷達定位，請在雷達中觀察我們。
  16. 2. nonlinear problem is inevitable in bistatic radar positioning and tracking

    2 、雙基雷達定位跟蹤不可避免的會遇到非線性問題。
  17. The operation principle of marine navigation radar is deeply analyzed in this project, including the basic principle of radio, impulse radar and radio - range orientation

    本課題詳細分析了船舶導航雷達的工作原理，包括電磁波工作特性、脈沖雷達基本原理以及雷達定位的工作原理。
  18. Wireless communication receiver applies widely in so many areas such as wireless communication, television, broadcast, radar, satellite communications and so on

    無線通信接收機覆蓋了無線電通信、電視廣播、無線電廣播、雷達定位、遙測遙控、衛星通信以及移動通信系統等各個領域。
  19. This paper will deeply and systemically analyze the effect of random error on the location accuracy of the artillery target - search and gun - pointing adjustment radar by using simulation method, present an approach to increase the location accuracy

    本文以模擬模擬的方法深入系統地分析了隨機誤差對炮位偵察校射雷達定位精度的影響，並提出了提高定位精度的途徑。
  20. This thesis mainly focuses on nonlinear filter and data fusion problems, the main results are as follows : 1. this thesis presents fundamental theory, position model and error analyses of non - cooperative bistatic radar positioning system

    本文從非線性濾波演算法和數據融合兩個方面進行研究，主要工作成果如下: 1 、介紹了非合作式雙基雷達定位的基本原理，定位模型以及誤差分析方法。
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