波束寬 的英文怎麼說

中文拼音 [bōshùkuān]
波束寬 英文
beam width
  • 波 : Ⅰ名詞1 （波浪） wave 2 [物理學] （振動傳播的過程） wave 3 （意外變化） an unexpected turn of even...
  • 束 : Ⅰ動詞1 （捆; 系） bind; tie 2 （控制; 約束）control; restrain Ⅱ量詞（用於捆在一起的東西） bundle;...
  • 波束 : wave beam; beam; wave packet波束空間 [半] wave number space
  1. The beacon will have a limited beamwidth and if the body-to-beam angle exceeds this a serious loss of signal will result.

    這個信標器的波束寬度有限，如果彈體波束角超過了它，信號就會發生嚴重的衰減。
  2. This article discussed ar modeling method, capon method, music method and mn method four kinds of high resolution algorithms principle and has separately made the computer simulation in the ideal situation to the above four algorithms. through the comparison, the beam width of high resolution algorithm is much narrower than conventional beamforming method. then unifies the actual utilization, discussed the influence of time delay unbalance, time domain sampling, plane wave supposition and array element with scope and phase not identically to the beamforming and made the computer simulation

    本文首先討論了ar模型法、 capon法、 music法和mn法四種高解析度演算法的原理，在理想的情況下分別對上述四種演算法作了計算機模擬，通過比較，高解析度演算法的束寬比常規波束形成法窄得多;然後結合實際運用時的情況，重點探討了延時失配、時域抽樣、平面波假設和基陣的幅相不一致對波束形成的影響並做了計算機模擬。
  3. The gsc is the most popular method in time domain

    寬帶波束形成有時域處理方法和也有頻域處理方法。
  4. On one hand, is the product of beam waist radius and half divergence angle, wavelength is not involved. so there is possibility to compare the acutal focusing ability among laser beams with different wavelength. on the other hand, is a calculated result by measuring experiment, and it is more brief and persuadable than m 2factor, since the latter one is a ratio with basic mode gauss beam

    論文研究論證了用值評價激光光束質量的實際意義在於兩個方面，一方面它僅僅包含了光束束寬和發散角，不涉及波長的因素，使不同波長激光束的可加工能力具有可比性;另一方面，值是根據對光束傳輸路徑上不同位置處束寬實際測量結果的計算值，比其在與基模高斯光束進行比值計算得到的m2因子更簡潔、更有說服力。
  5. Vertical beam width

    垂直波束寬度
  6. Antenna beam width

    天線波束寬度
  7. 3 - dimension parameters of 2 - 4 targets can be jointly estimated as long as the direction intervals are greater than half beam width

    在目標方位間隔大於半波束寬度時，可實現2 4個目標的三維參數聯合估計。
  8. In actual radar antenna design several thousand elements could be used to obtain a high - gain antenna with a beam width of less than two degrees

    實際的雷達天線設計為擁有數千個單元能夠獲得高增益使波束寬度小於2度。
  9. The paper studies three key problem of base station array antenna for mobile communication, controlled radiation pattern, beam width and passive intermodulation

    本文研究移動通信基站天線中的三個關鍵問題，波束賦形、波瓣寬度、無源交調。
  10. In the case of the main - lobe interference, we construct the preprocessing matrix, which cancels the main - lobe interference before adaptive beam forming. so the main - lobe aberrance is taken off. the dissertation focuses on the dbf of conformal array

    特別針對主瓣內干擾情況下的寬帶自適應波束形成，通過構造圓陣預處理矩陣，消除主瓣內干擾后再作自適應波束形成，解決了主瓣畸變的問題。
  11. In this dissertation, some algorithms and techniques of digital beam forming ( dbf ) of the conformal array are studied and also adaptive digital beam forming ( adbf ) of uniformity circular array ( uca ) based on wideband signal is investigated. this dissertation is organized as followed. in the first part of dissertation, the basic theory of conformal array is introduced

    本文研究了共形相控陣的數字波束形成技術，對共形陣的相關技術進行了詳細介紹，並且對一些常規共形陣的數字波束形成技術進行了研究，得到較好的模擬結果，此外，還對寬帶共形陣數字波束形成技術及性能進行了討論、模擬及其性能分析。
  12. On the base of above it, this paper discuss the synthesis of optimum distributed arrays by nonuniform spacing in the sense of dolph - chebyshev. having derived the equations of optimum element distribution, we analyze the exponentially spaced array, which are optimum when the elements are isotropic and equally weighted, and the array by general raised cosine function. the formulate for estimating the sidelobe envelope, beamwidth of the array pattern and clean region width are obtained

    推導了最佳陣元分佈方程，分別對陣元無方向性和等加權時的最佳分散式陣列? ?指數間隔陣列和採用廣義升餘弦加權的最佳分散式陣列進行了分析，推導了天線方向圖旁瓣包絡、波束寬度，干凈掃描區寬度的估計公式，給出了近軸旁瓣電平與陣列參數的關系。
  13. The text introduces the theory of the radar antenna " s scan wave by adopting the method of using wave width to describe antenna radiate direction fig

    本文介紹了雷達天線的掃描波束理論，採用了用波束寬度描述天線輻射方向圖的方法。
  14. Currently there are two typical spot - beam models with equal beamwidth and equal spotarea

    目前等波束寬度模型和等點波束面積模型是兩種常用的點波束模型。
  15. Ater level beamwidth 360

    水平面波束寬度： 360
  16. Half power wave width

    半功率波束寬度
  17. And the text manages to present an emulate arithmetic by using collection and disposal of several stylebooks of power undulate experiment data

    通過對幾個樣本功率起伏實驗數據的採集、處理，力圖找出一種模擬演算法，使得給定任意波束寬度能夠模擬出信號的功率起伏。
  18. Energy distribution involves many radar ' s parameters, such as peak power of transmitter, maximum pulse width, antenna gain, rotating speed of antenna, beam width, covering range of elevation, maximum height and range and so on

    能量分配牽涉到雷達系統的各種重要參數如發射機峰值功率、最大發射脈寬、天線增益、天線轉速、波束寬度、仰角覆蓋范圍、最大高度覆蓋、最大作用距離等。
  19. The text compares experiment data with the selected theory direction fig and modifies the equal value and standard difference of each segment i n the se i ected wave w i dth d i r ect i on f i g by us i ng the re i at i ve i y between the statistical equal value and standard difference, then makes use of the controls the correlation time to real ize the signal undulate

    通過實驗數據與選定的理論方向圖的對比分析，利用統計出的均值和標準差的相對量，對給定波束寬度的方向圖每段的均值和標準差進行修正。然後利用相關特性，通過控制相關時間，以達到能夠控制信號起伏的目的。
  20. Its angular resolution ability under different snr is summarized comprehensively. the highest resolution of bayesian method is 1 / 18 bandwidth of the beam main lobe i n high snr ( 20db ) and 1 / 3 bandwidth in low snr ( - lodb )

    在高信噪比（ 20db ）下貝葉斯高分辨方位估計方法的角度分辨門限高達1 18波束寬度，低信噪比（ - 10db ）下也能達到1 3波束寬度。
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