校正信號 的英文怎麼說

中文拼音 [jiàozhēngxìnháo]
校正信號 英文
correcting signal
  • : 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
  • : 號Ⅰ名1 (名稱) name 2 (別號; 字) assumed name; alternative name3 (商店) business house 4 (...
  • 校正 : check; correction; adjust; revise; proofread and correct; rectify; calibrate; make true; master c...
  1. Due to existing signal processing technology ’ s shortage such aslow measurement, narrow measurement range precision and other poor performance, we introduced a high - precise signal processing technology : firstly, to get power spectrum with hanning windowed welch modified periodogram, search its peak value frequency ; secondly, to apply zooming analysis via goertzel algorithm ; at last, to get a highly precise doppler frequency with energy centrobaric rectifying algorithm 。 the simulating result indicated that this technology introduced could get accurate doppler frequency 。 depending on above discussed technology, we designed a signal processing scheme, and developed a signal processing system. the running result showed high performance, verified the feasibility and reliability of the highly precise signal processing technology introduced. in a word, the technology improved ldv ’ s performance such as measurement precision, measurement range, dynamic response time 。 and it will have a wide application foreground

    針對存在的缺點,本文提出了一種應用於激光多普勒測速的高精度處理技術,即首先利用加hanning窗的welch修周期圖演算法得到功率譜,搜索其譜峰值頻率,接著利用goertzel頻譜細化演算法對搜索的譜峰進行細化分析,再引入能量重心頻譜演算法對細化后的譜峰進行分析,從而將離散頻譜分析演算法、頻譜細化演算法和頻譜演算法三者有機結合起來,充分發揮各自的優點:通過加hanning窗的welch修周期圖演算法快速得到功率譜及峰值頻率,通過goertzel演算法獲得分析頻帶的高解析度頻譜,然後通過能量重心演算法對細化后的頻譜進行高精度,這樣不僅保證了演算法的高效性,而且大大提高了分析的精度。
  2. Non - linear self - emendation and temperature - bias self - compensate techniques of array silicon piezoresistive pressure, acceleration sensor is also reported

    還討論了處理電路、非線性自、溫度漂移自補償及數據融合等技術。
  3. 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、到達檢測、插值模塊、通用環路、各環路誤差提取方法、初始相位和tcm編譯碼。
  4. The main content of this dissertation can be concluded as following : a ) on the base on discussion of sar high resolution and theoretical imaging model, sar signal processing is analyzed in detail. range immigration and estimation of doppler parameters are also involved during discussing space - borne sar imaging and processing. a good result is obtained in the course of processing seasat and x - sar raw data

    在討論了sar二維高分辨力機理和sar成像理論模型的基礎上,針對sar成像處理,分析成像處理的基本原理,和星載sar成像處理中的距離遷移和多普勒參數估計等關鍵問題,編制了處理程序,對seasat , x - sar的原始數據進行了試驗,得到滿意的效果。
  5. According to research of redundant signed digit ( rsd ) calibration theory of pipelined adc, a novel out of range detection rsd technique is provided. when input signal is out of the adc ’ s range, the technique can detect this situation and the wrong output word is avoided

    然後,在深入分析冗餘位演算法的基礎上,提出了新型的演算法,針對傳統演算法不能判斷超出adc處理范圍的不足,增加了溢出判斷功能,既能有效比較器的失調,又防止了溢出時的誤碼輸出,保證了系統的性能。
  6. Intelligent multi - channel data - logging display controller adopt advanced microprocessor for smart control, it is suitable for display and control temperature, humidity, pressure, liquid level, instantaneous flow, speed and so on in many physical quantity inspect signal, and can data - logging multi - channel measure signal. it also can carry on high - accuracy linear correction to various non - linear input signals

    雙迴路數字光柱顯示控制儀採用先進的微處理器進行智能控制,適用於溫度濕度壓力液位瞬時流量速度等多種物理量檢測的顯示及控制,並能對各種非線性輸入進行高精度的線性
  7. Abstract : the applications of chemometric approaches, such as opt imization, multivariate calibration, artificial neural network, signal processin g, resolution, parameter estimation etc., in capillary electrophoresis have bee n reviewed

    摘要:綜述了最優化方法、多元方法、人工神經網路、曲線分辨、處理等化學計量學方法在毛細管電泳分離分析中的應用,展望了化學計量學在毛細管電泳中的應用前景。
  8. It includes symposia, monographs and reviews, statistics, optimal design of experiments and optimization methods, analytical signal processing, multivariate calibration, chemical pattern recognition, qsar, library searching and expert systems, chemometric education, with 168 references cited

    內容涉及統計學與統計方法、試驗設計與優化、分析處理、多元、化學模式識別、定量構效關系( qsar ) 、數據庫及專家系統、化學計量學教學等方面,共引用文獻168篇。
  9. In the digital inverter, we adopt the technology of digital dynamic waveform correction, which can compensate the delay between control signal and output waveform, and ensure the accuracy of control. at the same time, the technology of digital dc component adjustment was introduced, by which we can exactly compensate the control signal, and realize adjusting dc component of output on the premise of output performance

    在基於dsp的數字變換器平臺中,採用全數字波形技術,完全補償了控制延時、功率管開關延時以及死區時間對輸出spwm波形所產生的畸變,充分保障了變換器控制的準確性;採用數字直流分量調節技術,可以精確地對控制進行補償,在充分保證輸出性能的前提下,實現了輸出直流分量的調節。
  10. Amplitude correction approach using average of several points in discrete spectrum for analyzing the dynamic signal of rotating machinery with varying speed

    變速機械弱時變幅值譜的多點平均法
  11. 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相位差方法,推薦在小噪聲工程實際中加hanning窗的第一種相位差法(采連續兩段作相同點數fft的相位差法)進行
  12. Setup functions enable user - defined adaptation of a wide variety of options such as display contrast, record printout, saving data on the computer, general code, temperature calibration, acoustic signal, date and time, id, data transfer, update fix programs, language, c f changeover, check program, battery change, diagnosis data, printing programs, seal test, service functions for maintenance

    設置功能允許使用人員對多種選項進行定義和調節,例如顯示屏幕對比度列印記錄把數據記錄到計算機上總碼溫度音響日期和時間識別傳輸數據固定程序升級語言攝氏和華氏溫度轉換檢查程序更換電池診斷數據列印程序測試密封保養用服務功能。
  13. Setup functions enable user - defined adaptation of a wide variety of options such as display contrast, record printout, saving data on the computer, general code, temperature calibration, acoustic signal, date and time, id, data transfer, update fix programs, language, screen saver, c f changeover, check programme, battery change, diagnosis data, printing programs, seal test, service functions for maintenance

    設置功能允許使用人員對多種選項進行定義和調節,例如顯示屏幕對比度列印記錄把數據記錄到計算機上總碼溫度音響日期和時間識別傳輸數據固定程序升級語言屏幕保護攝氏和華氏溫度轉換檢查程序更換電池診斷數據列印程序測試密封保養用服務功能
  14. The basic calibration of a rf signal generator normally includes tests on output level accuracy, level flatness, and frequency accuracy

    射頻發生器的基本工作一般包括測試輸出電平準確度、電平不平坦度及頻率準確度。
  15. The color signal images which did not carry on correcting the atmosphere are equal to the space photographs to the ground, the ground objects are covered with blue mist which is formed by rayleigh scattering

    未進行大氣的色彩圖像等效于太空對地攝影,從圖像可看出,地物被籠罩在瑞利散射形成的藍色「雲霧」下。
  16. But the traditional analog pfc has some insuperability shortcoming, with the development of the digital technique, more and more control algorithms canbe implemented in power electronics by the digital chips : microprocessors or digital signal processors ( dsp )

    因此功率因數技術( pfc )應運而生,成為電力電子技術領域一個新的研究熱點。然而傳統的模擬控制功率因數技術具有許多不可克服的缺點,如今隨著數字控制技術的不斷發展,越來越多的控制策略通過數字處理器( dsp )得以實現。
  17. The bleaching experiment of loess by iodine tungsten lamp and the equivalent dose ( de ) of loess estimated by sar from the earth ' s surface indicate that loess can be easily bleached by sunlight, and osl is suitable for the dating of loess. 2. equivalent dose estimated by sar, when each natural or regenerated dose osl measurement is corrected for changes in sensitivity using the osl response to a subsequent test dose and the recycling ratio is around 1, implies that sensitivity changes have been properly corrected

    用單片再生劑量法( sar )測定黃土樣品的d _ e值時,用固定的實驗劑量釋光後,再循環比( recyclingratio )都在1左右,說明對釋光靈敏度的變化起到了很好地作用;後, ogy再生劑量釋光與自然的比率都在5以下,的回復可以忽略不計。
  18. Both of algorithms adopt asynchronous sampling, which can save hardware expenses and make the best of the advantages of software. the algorithms, as well as the factors that impacts the measuring accuracy, are analyzed and tested by the simulations on labview platform ; at the same time, the feasibility of the algorithms on labview platform is verified

    給出了基於頻譜的電氣測量新演算法與基於fft分析的閃變計算方法,這兩種測量演算法均是建立在非同步采樣的基礎上,節約了硬體開銷,可以最大限度的發揮軟體的優勢。
  19. The paper discusses the transaction of the indicator diagram such as correcting top dot and pressure base line. an segment filtering program was designed to eliminate the effects of the pressure measuring passage by means of digital signal processing technique

    文章論述了示功圖的處理,如上止點的,壓力基線的,並且應用數字處理技術,設計了分段濾波程序。
  20. Based on the three - antenna method, the three - cable method has been devised to be applied to correcting for variations in cable transfer characteristic due to motion, flexure or aging

    摘要根據三天線法的原理,提出了用三電纜線法來校正信號傳輸中由於電纜線的移動、彎曲或老化引起的電纜線傳輸特性的變化。
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