雷達誤差信號 的英文怎麼說

中文拼音 [léidáwùchāxìnháo]
雷達誤差信號 英文
radar error signal
  • 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...
  • 誤 : Ⅰ名詞（錯誤） mistake; error Ⅱ動詞1 （弄錯） mistake; misunderstand 2 （耽誤） miss 3 （使受損害...
  • 差 : 差Ⅰ名詞1 （不相同; 不相合） difference; dissimilarity 2 （差錯） mistake 3 [數學] （差數） differ...
  • 號 : 號Ⅰ名1 （名稱） name 2 （別號; 字） assumed name; alternative name3 （商店） business house 4 （...
  • 雷達 : [訊] radar （縮自 radio detection and ranging）
  • 誤差 : error
  1. 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。
  2. The calibrating technology is mainly divided into two groups : the off - line ones and the on - line ones. the former one is now widely used in the monopulse system to calibrate the amplitude and phase imbalances between the sum and difference channels by injecting test signals

    離線校正的方法是現階段單脈沖雷達系統進行和差通道幅相校正採用的主要方法，它通過注入測試信號的方法來得到對誤差接收通道幅相特性的估計。
  3. The conclusions from this research include : ( 1 ) the real part mainly effects the delay time between two peaks of gpr signal, the larger the real part, the longer the delay time. ( 2 ) the imaginary part mainly affects the peak amplitude of gpr waveform except that from pavement surface, the higher the imaginary part, the lower the peak amplitude. ( 3 ) the neglect of imaginary part of dielectric will increase the analyzing error obviously when it is higher

    分析了路面結構層材料介電常數實部和虛部對雷達電磁波反射信號的影響，並得出以下結論： （ 1 ）介電常數的實部主要影響雷達反射波的時延，實部越大，時延越長； （ 2 ）虛部主要影響除路表反射波幅之外的其它結構層界面的反射波波幅，虛部越大，反射波幅越小； （ 3 ）當介質介電常數虛部較大時，忽略虛部將給分析結果帶來明顯的誤差； 3
  4. Because the performance of analogue receiver is not good, the gain - and - phase errors of receivers are generated, which badly affected the image of sar

    由於接收機模擬器件的非理想性和非穩定性，接收機對回波信號進行幅相調制，產生幅相誤差，影響合成孔徑雷達的成像結果。
  5. Trajectory deviation of the aircraft is the main cause of phase errors in airborne ultra - wideband synthetic aperture radar ( uwb sar )

    機載超寬帶合成孔徑雷達（ uwbsar ）中，載機的非理想運動是引起信號相位誤差的主要原因。
  6. This dissertation investigated the problem for simulation of sar raw signal, focusing on the terrain - echo simulation and the product of echo data. we also discussed the influences of typical errors for the point target model and got the more real echo of point target model

    本文圍繞sar原始信號模擬展開研究，討論合成孔徑雷達地面回波的產生，產生回波數據，並針對點目標分析了影響回波的幾種典型誤差，得到了更為真實的點目標回波。
  7. These phase errors cause smearing in the image. if we can measure these errors we could find the moving target. in the preface to the article, the development of gmti technique in the field of sar are introduced briefly

    對于高分辨合成孔徑雷達（ syntheticapertureradar ， sar ） ，運動目標在其回波信號中產生額外的相位誤差，造成能量分散和圖像模糊，因此我們若能夠檢測出這個相位誤差就可以檢測到相應的運動目標。
  8. The third part pay more attention to elevation tracking with monopulse radar while the target is in the horizon region. multipath propagation seriously degrades the performance of elevation tracking and makes the radar unable to work properly

    當目標處在這一區域時，信號的多徑傳播給俯仰角測量帶來很大誤差，使包括dmc雷達在內的許多雷達難以正常工作。
  9. According to the high spatial correlativity of the ionosphere contamination, then the rank one phase error estimation ( rope ) auto - focus method in imaging radar is suitably modified and applied to the ionosphere decontamination of hf radar echoes

    根據電離層污染具有高度空間相關性的特點，將成像雷達中的秩一相位誤差估計聚焦方法適當修正後應用於高頻雷達回波信號去電離層擾動污染。
  10. Waveform design and generation is one of the key techniques in uwb - sar development. with an air - borne uwb - sar system as the background, the foundational theory of lfm signal, the systemic error model and the design and implementation of lfm generator were discussed in this paper. the paper is composed of four parts : first, the foundational theory of lfm ( linear frequency modulated ) signal was studied

    超寬帶信號的產生方法和系統設計是實現超寬帶合成孔徑雷達的一項關鍵技術，本文以機載合成孔徑雷達系統的研製為背景，討論了線性調頻信號的基本理論、基於數字技術產生線性調頻信號的方法及其誤差模型、系統的設計實現技術及系統性能的測試和評估等內容，全文分以下四部分： ?第一部分主要討論了線性調頻信號的基本理論。
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