頻率校準 的英文怎麼說

中文拼音 [bīnlǜjiàozhǔn]
頻率校準 英文
frequency calibration
  • 頻 : Ⅰ形容詞（次數多） frequent Ⅱ副詞（屢次） frequently; repeatedly Ⅲ名詞1 [物理學] （物體每秒鐘振動...
  • 率 : 率名詞（比值） rate; ratio; proportion
  • 校 : 校名詞1. （學校） school 2. （校官） field officer3. （姓氏） a surname
  • 準 : Ⅰ名詞1 （標準） standard; guideline; criterion; norm 2 （目標） aim; target Ⅱ動詞1 （依據; 依照）...
  • 頻率 : frequency; rate
  1. The assembly language program collects and processes the data real time. comparing kinds of method of filter and arithmetic of fft, the author select the fir filter to realize pretreatment of signal and radix - 2 fft to distill the characters of librations

    通過對各種濾波方法和fft演算法進行比較，本套數據檢測和校準處理系統採用fir濾波對採集到的信號進行預處理，利用基2fft演算法來提取信號的頻率特徵。
  2. Calibration of vibration and shock pick - ups - method of test for resonance frequency of undamped accelerometers on a steel block

    振動和沖擊傳感器的校準.鋼鑄錠無阻尼加速度計共振頻率的試驗方法
  3. Methods for calibration of vibration and shock pick - ups. resonance frequency testing of undamped accelerometers on a steel block

    振動與沖擊傳感器的校準方法安裝在鋼塊上的無阻尼加速度計共振頻率測試
  4. On the part of the design of nine - component thrust vector stand, an automatic hydraulic pressure original position calibration system, a scheme of original position calibration, and the great rigidity universal flexible combinatorial underprop are designed. by using the scheme of “ universal flexible combinatorial underprop plus software digital filter ”, the inherent frequency of test stand is improved, and the problem of test stand libration is solved. then, the resolving method of the disturbance between underprops of the moveable frame is proposed, and the disturbance revise equation is deduced

    在推力矢量試車臺設計方面，設計了自動液壓原位校準系統、原位校準方案以及大剛度萬向柔性組合支撐;採用「萬向柔性組合支撐+軟體數字濾波」的方案，提高了試車臺動架的固有頻率，解決了試車臺動架的振動問題;提出了動架約束互擾問題的解決方法，推導了互擾修正方程;研究了九分力推力矢量測量誤差分析方法，並計算了推力矢量測量精度。
  5. Firstly, with the consideration of the frequency and aspect angle dependent parameters of the low frequency uwb - sar, the radar equation for calibration is proposed

    首先充分考慮了系統參量的頻率和方位角特性，提出了適合低頻uwb - sar校準的雷達方程。
  6. The basic calibration of a rf signal generator normally includes tests on output level accuracy, level flatness, and frequency accuracy

    射頻信號發生器的基本校正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。
  7. The laboratory offers calibration service for watchesstop watches with internal crystal and step motor. the calibration of watchesstop watches includes the measurement of its relative frequency accuracy

    計時表本所為石英及機械表提供校正服務，包括測量計時表內部頻率的準確度。
  8. The calibration of a spectrum analyser normally includes checks on frequency accuracy, level flatness, level linearity, input attenuation and calibration reference output

    頻譜分析器的校正工作一般包括檢查頻率準確度、功率電平不平坦度、標度線性、輸入衰減及參考輸出值的校正。
  9. The absolute calibration of hydrophones using the planar scanning technique in the frequency range 0, 5 mhzto 15 mhz

    用0 . 5mhz 15mhz頻率的水平掃描技術對水下擴音器進行的絕對校準
  10. In this paper, a " step - by - step " recursive 3 - d frequency - space wed scheme is presented to deal with real data

    本文採用三維頻率空間域有限差分波場延拓運算元以「逐步累加」的方式實現了三維波動方程基準面校正，並對實際數據進行了處理。
  11. Data of response of three high - pressure transducers are acquired respectively with effect of gas - shock tube and quick - opening valve. dynamic characters of transducers are known fully because of complementarity of data when transducers are calibrated at different frequency bands and pressure ranges. characteristic of excitation signal and its influence for modeling are discussed in this paper

    將三種高壓傳感器在氣體激波管和快速閥門上分別得到激勵響應的數據，根據兩者所能校準的頻率段和壓力范圍不同，利用數據的互補性，可以對傳感器的動態特性有全局的了解。
  12. In this dissertation, researching from the basic concept of large signal network analysis, we discuss the measurement theory and technology of rf network nonlinearity and the characterization technology of intermodulation distortion in detail, and analyse some nonlinear characteristic excited with a one tone or multi - tone, such as am - am, harmonic distortion, intermodulation distortion, adjacent channel power ratio and how to qualitatively analyse nonlinearity of rf network to make the measurement and calibration

    本課題從大信號網路分析的基本概念出發，詳細討論了射頻網路非線性的測量理論和技術以及互調失真表徵技術，分析了在單頻音和多頻音信號激勵下的一些非線性特性，如am - am ， am - pm ，諧波失真，互調失真（ imd ）和臨近通道功率比（ acpr ）等，以及根據包絡域方法定性地分析射頻微波網路的非線性特性，以此來進行射頻網路的非線性測量和校準。
  13. The calibration of a frequency ( time interval or period ) counter will basically include timebase calibration, and frequency ( time interval or period ) measurement accuracy check at 6 different test points. calibration at additional test points can be arranged on demand

    一個頻率計（時距計或周期計）的校正工作基本包括時基校正及按六個不同測試點進行頻率（時距或周期）準確度的檢查。額外試點的校正服務，可應要求而安排。
  14. Acoustics - reference zero for the calibration of audiometric equipment - part 5 : reference equivalent threshold sound pressure levels for pure tones in the frequency range 8 khz to 16 khz

    聲學.聽力測定儀器的校準用基準0 .第5部分:頻率范圍為8 khz至16 khz的純音用基準等效聽閾聲壓級
  15. The author accomplished this dissertation through taking part in the project. the main contents of this dissertation are : based on the national capacitance standard, the principle and the measurement method for capacitance metrology are studied, and the frequency response of a four - terminal - pair ( 4tp ) capacitor acted as the capacitance standard is measured in the extended frequency range

    本文研究的主要內容是:在國家「電容基準」的基礎上，選用四端對電容器作為標準器，研究電容量值擴展頻段的計量原理及方法，測定其頻率響應，建立國家的擴展頻段電容標準;以擴展頻段的電容標準為量值標準，進行測量四端對電阻器和校準單埠電容器頻率響應的研究。
  16. Design of the power amplifier for ultra - low - frequency vibrator calibration system

    用於超低頻振動校準系統的低失真度功率放大器的設計
  17. Acoustics - reference zero for the calibration of audiometric equipment - reference equivalent threshold sound pressure levels for pure tones in the frequency range 8 khz to 16 khz

    聲學.聽力測定設備校準的標準參考零點.頻率范圍為8khz至16khz之間的純音用參考等效閾聲壓級
  18. Additionally, the mutual coupling characteristic of adaptive antennas is analyzed by mom and equivalent network method, and the data model is built considering the mutual coupling of antennas arrays. the effect of mutual coupling on music algorithm is also studied, and we get a method to find the mutual coupling matrix based on music algorithm. finally, the effects of mutual coupling and rf channel imbalances on td - scdma are investigated, which will provide a reference for system design

    最後在矢量通道模型分析基礎上，深入地研究了td ? scdma系統中自適應天線與聯合檢測相結合技術，從系統矩陣和誤碼率模擬兩方面考察了自適應天線對聯合檢測性能的改善，並分析了陣列互耦和射頻通道校準誤差對td ? scdma系統上行性能的影響，為系統設計提供了依據。
  19. In the fifth chapter, the performance of transconductor - capacitor ( gm - c ) continuous time filter is discussed. due to process variation and parasitics, an automatic tuning is designed for center frequency and quality factor q. also, in this chapter, a two order bandpass filter with tunable is designed. the effects on filter ' s performance of the non - idealities of a cmos ota are studied and the computer simulations at the mos transistor level are carried out

    第五章討論了跨導電容連續時間濾波器的性能特點，設計了一個中心頻率可調的二階帶通濾波器，為了使濾波器參數自動調整到設計標準值，從而保持其設計值的實現精度，論文給出了片內自校正（可調諧）環節。
  20. The absolute calibration of hydrophones using the planar scanning technique in the frequency range 0, 5 mhz to 15 mhz

    採用頻率范圍為0 . 5mhz至15mhz的平面掃描技術對水聽器的絕對校準
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