相位校正 的英文怎麼說

中文拼音 [xiāngwèijiàozhēng]
相位校正 英文
correction of phase
  • : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
  • : 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...
  • : 校名詞1. (學校) school 2. (校官) field officer3. (姓氏) a surname
  • : 正名詞(正月) the first month of the lunar year; the first moon
  • 相位 : phase position; phase
  • 校正 : check; correction; adjust; revise; proofread and correct; rectify; calibrate; make true; master c...
  1. Chapter 3 discusses the modules used in the fh - mpsk and fh - / 4dqpsk systems. these modules include : duc / ddc ( digital up converter / digital down converter ), nyquist flitter, burst start detection, interpolation module, pll ( phase locked loop ), pll error extraction, initial phase correction and the coding and decoding for tcm

    第三章主要討論了跳頻模式下fh - mpsk和fh - 4dqpsk系統中各個模塊的設計,這些模塊包括:上下變頻器、奈奎斯特濾波器、信號到達檢測、插值模塊、通用環路、各環路誤差提取方法、初始相位校正和tcm編譯碼。
  2. Phase distortion correction

    失真
  3. Two methods to realize phase controlling of ytterbium fiber amplifiers

    兩種方法實現對摻鐿光纖放大器的相位校正
  4. Based on an analysis of the major factors affecting the quality of data obtained in aeroelectromagnetic survey, this paper has put forward zero horizontal drift correction methods such as field value standardization and phase check and correction, studied and developed a suite of techniques suited to data - processing and graphical representation for aeroelectromagnetic method

    摘要在分析探討影響航空電磁測量數據質理主要因素的基礎上,提出了場值標定,驗改等零水平漂移改方法,研究開發了一套適合航空電磁法數據處理與圖示的方法技術。
  5. The simulation results show that, image will be severely degraded by phase fluctuations at typical conditions of the ionosphere, and can be well focused after calibration

    模擬結果表明,電離層引起的起伏對成像影響較大,後可得到比較滿意的結果。
  6. After analysising three existed methods for phase difference correction on discrete spectrum, it is recommended to correct the spectrum containing small noise in engineer practice by the first phase difference correcting method ( performing fft analysis on two continuous original sequence ) with harming window

    綜合分析現有三種離散頻譜方法,推薦在小噪聲工程實際中加hanning窗的第一種差法(采連續兩段信號作同點數fft的法)進行
  7. Study shows that the basic principles of three existed methods for phase difference correction on discrete spectrum are identical, by which the twice fft analysis through time - domain shifting time series or changing window ' s length is performed, and the spectrum by making use of the phase difference of two corresponding peak lines are finally corrected

    在研究時域平移的離散頻譜方法和改變窗長離散頻譜方法的基礎上,發現這幾種離散頻譜法的基本原理是一致的,就是通過時移和加不同的對稱窗進行兩次fft分析,並利用離散頻譜對應峰值譜線的差以求得頻率和相位校正量。
  8. This paper, based on normalizing well logging data while drilling and correcting depth into true vertical depth and calculating reservoir parameters and etc, combining the practical ease of mobei oilfield, extracted logging and geological pattern characteristic of target oil - gas formation and geosteering mark formation, and used bp neural network and regressive analysis to create predicting mode of geosteering parameter to build relevant contrast curve ; adopted geometry geosteering method to fix on die drilling direction of bit upper and declination, the position in reservoir, to judge the real drilling case. all finely solved the problem to follow the geological target while drilling for three horizontal well these methods improve the drilling horizontal well ability by using the techniques to follow the geological target while drilling, and then it is convenient and practicable

    本文在開展隨鉆測井資料的標準化和斜井及儲層參數解釋與含流體性質判釋等工作的基礎上,結合研究工區莫北油田的實際情況,提取了目標油(氣)層和導向標志層的測井地質模式特徵,並採用bp神經網路法和回歸分析法建立了地質導向參數的預測模型、構造了應的對比曲線;採用幾何導向法確定鉆頭上下傾鉆進方向及其在目標層的置,以判斷實際鉆進地層情況,很好地解決了研究工區三口水平井的隨鉆跟蹤地質目標的問題。
  9. The research results are controlled source which has linear or nonlinear variabe frequency scan function and the seismic instruments which match with it, and the method of small group intervals, small offset, much more channels, short array length, high - frequency receivers are applied during the link of data acquisition, and that the techniques of the refraction static correction, the noise suppressing, the high - resolution velocity analysis, the wavelet length compression, the wavelet zero - phase, and the prestack migration should be applied emphasizedly during the link of data processing and interpretation

    研究表明,對于城市活斷層的抗干擾高解析度淺層地震勘探,在數據採集環節應採用具有線性或非線性變頻掃描功能的可控震源和與其匹配的地震儀器,以及小道間距、小偏移距、多接收道、短排列和高頻檢波器接收的工作方法;在數據處理與解釋環節,要重視折射靜技術、噪聲壓制技術、高精度速度分析技術、子波壓縮技術、子波零化技術和疊前偏移技術等的應用。
  10. Geometrical product specifications - surface texture : profile method - metrological characteristics of phase correct filters iso 11562 : 1996 ; german version en iso 11562 : 1997

    產品幾何量規范.表面結構:輪廓法.相位校正濾波器的計
  11. Motion compensation includes range alignment and phase reference selection technology. frequency correction algorithm, spatial correction algorithm and envelope minimum entropy algorithm are respectively applied in range alignment. phase compensation is according to selection of the phase reference

    2 、運動補償部分主要解決距離基準選擇技術,距離分別採用了頻域法、空域法和包絡最小熵法,主要依據基準選擇的方法來進行補償。
  12. Concerning the problem of the frequency instability, slight but not negligible, in electric power system, this paper discusses the resultant error in measurement in detail and develops an error - correction interpolated algorithm in frequency domain. taking advantage of the high calculating speed of pc, the measurement error in frequency, amplitude, and phase are well eliminated

    本文針對電網頻率輕微但不可忽視的不穩定造成的測量誤差問題進行了詳細的討論,形成了一套在頻域實現誤差的方法?插值演算法,並利用pc機高速的數據處理能力軟體了各次諧波的頻率、幅值及
  13. In this paper, we derive predictive models of system and auxiliary system from double constant alterations respectively. the controller based on d - step ahead predictor can locate the closed loop poles at desired positions, whose parameters are adjusted by estimations of plant parameters that are separately estimated. an auxiliary estimator is developed to avoid ill - condition in solving diophantine equation. simulations show that these control systems have better dynamic responses under existence of measurable disturbance

    引入雙恆等變換推導出系統及輔助系統的的d步預測模型,基於估計器的自控制器能將閉環極點配置在所希望的置,它的參數是由與其互獨立的對象參數調節.提出使用輔助估計器克服丟番方程的病態問題.模擬表明在存在可測干擾的情況下該系統具有良好的動態性能
  14. Abstract : in this paper, we derive predictive models of system and auxiliary system from double constant alterations respectively. the controller based on d - step ahead predictor can locate the closed loop poles at desired positions, whose parameters are adjusted by estimations of plant parameters that are separately estimated. an auxiliary estimator is developed to avoid ill - condition in solving diophantine equation. simulations show that these control systems have better dynamic responses under existence of measurable disturbance

    文摘:引入雙恆等變換推導出系統及輔助系統的的d步預測模型,基於估計器的自控制器能將閉環極點配置在所希望的置,它的參數是由與其互獨立的對象參數調節.提出使用輔助估計器克服丟番方程的病態問題.模擬表明在存在可測干擾的情況下該系統具有良好的動態性能
  15. The coordinate systems and time systems are described in detail at first, then the paper presents the whole algorithm containing line of sight generation and projection attitude data combination scan mirror calibration, find corresponding grid cell, resample. at the same time, scan gaps and detector delays are analyzed in detail

    論文首先對過程中用到的時間系統和坐標系統作了介紹,然後給出了完整的演算法,包括視線產生和投影、姿態合成、掃描鏡、尋找圖像空間像素到未圖像空間的對應像素置、重采樣這幾個部分,並在鄰掃描行間隙的插值上採用了簡潔的方法。
  16. The paper compares some algorithms on rs decoding, makes improvements based on the me algorithm, removes the modifying step in decoding truncate rs code, corrects unsuitable statements in the related papers, and parameterizes the rs decoding module, reducing its area by 20 %. the paper overcomes the signal integration problem in multi - clock design, greatly lowers the phase jitter without area increase, introduces pll to adjust rate for the first time, and parameterizes the module

    本文比較了實現rs解碼的幾種演算法,並在me演算法基礎上進行改進,創造性的去掉了縮短碼解碼中的環節,糾了有關論文中的不當論述,並將rs解碼模塊進行了參數化設計,同時也將rs解碼的規模縮小了20 ;克服了多時鐘設計中的信號完整性難題,在沒有增加模塊面積的條件下,大幅降低數據的摘要抖動,首次引入鎖環來調整速率。
  17. After data analyses, the main findings can be concluded as following : 1. the system could integrate the diversity of current recruiting system ; reduce the work of recruiting ; improve the quality of the exam ; lighten student ' s burden of preparing for exam ; induce normally teaching in school, etc. 2. the system have also some problems needed to be solved such as dissemination, design of the exam, work reducing, justice and register fees. 3. the study will propose some suggestions to relevant organizations and people

    經分析結果獲致下列主要結論: 1考招分離制度在整合各類多元入學方式、簡化技專院招生工作、提升入學測驗命題品質、減輕學生重覆應考負擔、發揮學自主選才特色、掌握學生基礎學力素質、導引技職學常教學等目標上確實有成效; 2考招分離制度尚有如宣導、考試設計、作業程序、公平性、報名費用等問題存在; 3本研究就關問題提出具體建議供教育行政、關單及人員參考。
  18. Taking into account the characteristics of the nmr spectrum or the resonance peak, the proposed algorithm uses an artificial neural network to choose the most appropriate algorithm to calculate the phase angles of a given peak

    針對這一情況,本文在綜合研究多種現有自動相位校正演算法的基礎上,提出了一種基於神經網路的,可以根據譜圖的特徵來選取最合適的演算法進行自動相位校正的綜合演算法。
  19. In addition, research on esprit ( estimation of signal parameter via rotational invariance technique ) super - resolution imaging technology is made to improve image quality, especially in the case of small segment of viewing angle. afterward, a new multi - target isar imaging method for high - speed targets is presented

    2 .在方向的補償(相位校正)方面,利用多重的離散傅立葉變換( dcft ) ,對目標平動引起的線性調頻項的調頻斜率進行精確估計,並直接構造補償項對各個距離門進行補償。
  20. 2. the real - time processing technique of strong ground motion data is studied in this paper. based on the research of kanamori etc., the relation between the design parameters of recursive filter and its corresponding low frequency cut - off frequency is obtained and quantitative phase adjustment is analyzed

    本文在kanamori等人研究工作的基礎上,發展了一套強震觀測數據的實時處理技術,分析了遞歸濾波器設計參數q與所對應的低頻截止頻率f _ c以及相位校正的定量關系。
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