相位特性 的英文怎麼說

中文拼音 [xiāngwèitèxìng]
相位特性 英文
phase characteristics
  • 相 : 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...
  • 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...
  • 特 : Ⅰ形容詞（特殊; 超出一般） particular; special; exceptional; unusual Ⅱ副詞1 （特別） especially; v...
  • 性 : Ⅰ名詞1 （性格） nature; character; disposition 2 （性能; 性質） property; quality 3 （性別） sex ...
  • 相位 : phase position; phase
  • 特性 : characteristic（s）; character; performance; features; properties; behaviour; response; character...
  1. The imposition of a curved phase characteristic reduces the peak amplitude of the waveform.

    曲線形相位特性減小了波形振幅峰值。
  2. The key components in laser gyro is he - ne ring laser, and the reciprocal action theory between light and medium is the base in studying the ring laser, use the lamb half classical theory, and on the base of density matrix theory, the optical brounch equation was established, which described the movement of amplifying medium atom in the ring syntonic cavity, and according to the medium polarize theory the self consistent equations was deduced, which describe the light intensity and phasic of the counter - propagating wave. on the basis of this equations, adopted the simulation software matlab and virtual instrument programming language labwindows / cvi, we can do some simulated experiments in study the phenomenas such as amplify and dispersive characteristic of medium, mode pushing effection, burned hole effection and pattern competition, lock - in of frequency and the characteristic of light intensity and phasic of the counter - propagating wave in laser gyro

    激光陀螺的核心部件為he - ne環形激光器，而掌握光與介質的相互作用理論是研究激光器的關鍵，採用拉姆半經典理論為主，在密度矩陣理論的基礎上，推導環形諧振腔中描述he - ne氣體增益介質原子運動的光學布洛赫方程，運用介質極化理論得出描述激光陀螺反向行波的光強、位相所滿足的自洽場方程組，在此基礎上，運用matlab模擬軟體和虛擬儀器編程語言labwindows / cvi ，對激光陀螺中的介質增益色散特性、頻率牽引效應、燒孔效應及模競爭、閉鎖效應及環激光的光強和相位特性進行模擬試驗研究，並且運用全量子理論，對激光工作原理進行分析，得出二能級系統單模輻射場的光子數密度分佈，得出激光場的光子統計分佈，模擬激光場的動態建立過程。
  3. Study on the phase characteristics of cutting chatter

    切削顫振的相位特性研究
  4. After analyzing the characteristics of the lithium niobate crystal and the principle of electro - optic phase modulation & the coupling of single - mode fiber with optical waveguide, the fabrication of the single - mode lithium niobate bar waveguide and v - groove has been studied, the new project in which the lithium niobate v - groove is used for the coupling of the single - mode fiber with optical waveguide is put forward

    在分析了鈮酸鋰晶體的相關特性、電光相位調制的基本原理以及單模光纖和光波導的對接耦合以後，研究了單模鈮酸鋰條形波導和鈮酸鋰v型槽的製作工藝，提出了使用鈮酸鋰v型槽實現單模光纖與波導耦合的方案。
  5. According to the relational expression of torsional vibration of the measuring point on crankshaft and the excited moment of each cylinder of internal combustion engine ( ice ), the working condition of each cylinder was monitored and the fault of cylinder - scoring was diagnosed using the amplitude and phase characteristic of 0. 5 order torsional vibration

    摘要依據內燃機軸系測點扭振與各缸激振力矩的關系式，利用0 . 5諧次扭振的幅值與相位特性，進行內燃機各缸作功狀態監測和拉缸故障診斷。
  6. Then, sage adaptive filtering usually used in kinematic gps navigation and positioning and its shorcoming are analyzed. the weights of measurement residuals and state correction residuals are modified according to the self - correlation property of colored noise and robust estimation. the procedure of weighte d prediction of covariace matrix not only resists the influence of outlying kinematic model errors, but also controls the effects of measurement outliers

    然後，分析了目前常用於有色噪聲處理的sage自適應濾波及其在動態gps導航定位應用中的缺陷，並依據有色噪聲的自相關特性和抗差估計調整觀測殘差和狀態改正數的權比，再通過加權預報控制殘留在其中的異常對協方差矩陣自適應估計的影響。
  7. It can be deduced from the characteristics of ilpll circuit that injection - locking bandwidth is not only related to the injection - locking bandwidth without feedback loop, but also related to the characteristics of frequency mixing, loop gain and the change of the loop phase. thus, the needed bandwidth can be obtained by adjusting the loop parameters. and the phase noise characteristics are mainly determined by loop transmission factor

    由ilpll電路特性的推導得出:注入鎖定帶寬不僅跟開環時的注鎖帶寬有關，而且與混頻特性、環路增益以及環路相位變化相關聯，可以通過調節環路的參數得到所需帶寬;相噪特性主要由環路傳輸因子決定，可以通過調節環路濾波得到比開環注入鎖定相噪更優的特性。
  8. Then according to the emphasis of the design, went deeply into the theory of pll frequency synthesizers widely used, described pll ’ s working principle, structure and several types in detail, and made research and analysis of pll frequency synthesizers ’ phase noise, including the effect of the active loop filter on the phase noise, and give some methods to make improvement as well, such as changing loop filter form, reducing divide number, and increase phase detector frequency, etc. then paper introduced the principle character and phase noise analysis of direct digital frequency synthesizer ( dds ) and injection phase lock circuit, which are also important circuits in the design

    論文首先對幾十年頻率合成器的發展進行概述，而後針對本次設計的重點，對應用較為廣泛的鎖相頻率合成理論進行了深入的探討，詳細介紹了鎖相環的工作原理、組成結構和鎖相類型，並對鎖相頻率合成器的相噪特性進行了研究分析，包括有源環路濾波器對于相噪的影響，提出了改善相位噪聲的幾點措施:改善環路形式、降低分頻數、增大鑒相頻率等。接著介紹了直接數字頻率合成器（ dds ）和注入鎖相電路的原理特點以及相噪分析，它們也是本次設計的重要電路。
  9. Some linear approaches reported recently without postprocessing to fir system identification are discussed. this paper improves the question of the promulgation of error due to estimating middle parameter frequently in other related methods, and presents a direct algorithm of estimating parameter without estimating middle coefficient. through proper mathematic means, for example, singular value decomposition ( svd ) or total - least squares solution ( tls ), this algorithm smoothes the noise and improves effectively the estimation performance

    和2階統計量相比，高階統計量不僅能夠有效抑制高斯有色噪聲的影響，而且能夠揭示隨機過程的相位特性，因此，高階統計量是解決非高斯、非最小相位、非因果系統和有色高斯噪聲環境的系統辨識和處理問題的重要分析工具。
  10. Secondly, we prove the self - relation function and correlation function of pseudo noise code sequence and obtain the shift register generating circuit from it ' s generating function

    然後，通過偽碼的生成多項式，導出偽碼的移位寄存器生成電路，並分析了偽碼的自相關特性和互相關特性。
  11. Be different from orthogonal wavelet transform, biorthogonal wavelet transform has linear phase and can reconstruct signals exactly

    與正交小波變換不同的是，雙正交小波變換具有線性相位特性，可以精確地重構圖像。
  12. This paper discusses the design and applications of filter banks, with emphasis on design of linear phase perfect reconstruction filter banks and its application in image denoising

    =本論文主要研究了子帶濾波器組的設計方法，尤其是具有線性相位特性的完全重構濾波器組的設計，以及完全重構的子帶濾波器組在圖像消噪中的應用。
  13. Analysis on the phase charcteristics and temperature stability of double tuned circuits

    雙調諧電路的相位特性及其溫度穩定分析
  14. This paper introduces some practicable way of eta, presents the principle of each method and compares their virtues and shortcomings. among them, the vca ( voltage controlled amplify ) becomes prominent for its good characteristics, such as wide output dynamic range, low nonlinear distortion, flat amplitude - frequency characteristics, high amplitude resolution

    對衰減器的總體方案和實現方法作了全面的分析、並著重分析了電路設計和研製中的各個關鍵問題，如動態范圍，幅頻特性，相位特性，非線性失真等。
  15. In addition, from the point of view of practicality, we make a study of experiment and application for double - exposure digital holographic interferometry, namely measuring gradn and grad / i of plane optical flat and measuring phase modulation characteristic of a kind of liquid crystal spatial light modulator ( lc - slm ) - liquid crystal television ( lctv )

    另外，本文還從實用的角度出發對二次曝光數字全息干涉術進行了實驗及應用的研究，具體就是平面平晶gradn和gradh的測量以及液晶空間光調制器（ lc - slm ）中液晶電視（ lctv ）的相位特性的測量。
  16. For the non - minimum phase characteristic of hydraulic turbine power set, this paper proposes and analyses the tracking - differentiator ( td ) with invariable tracking time based on the idea of arranging the transient process

    針對水輪發電機組的非最小相位特性，基於設置過渡過程的思想，在傳統的pid控制器的基礎上應用改進的td設置合理的過渡過程，有效的減小了非最小相位中的反調。
  17. Amplitude phase characteristic

    振幅相位特性
  18. Logarithmic gain phase characteristic

    對數增益相位特性
  19. The method based on wavelet theory is discussed in the respect of the relation between the wavelet filter and the linear filter. the 9 / 7 wavelet lifting algorithm, which is the biorthogonal wavelet has the linear phasic, is applied in the reduction and has a good result

    基於小波理論的方法著重介紹了小波濾波器與線性濾波的關系，將具有線性相位特性的雙正交小波9 7小波應用於數據歸約中得到了較好的效果。
  20. Based on the multivariable nonlinear control systems theory, the pseudo - linearization method was applied to design the control law for the controlled system with nonlinear and non - minimum - phase characteristics and to realize the state feedback linearization of the controlled system

    摘要將多變量非線性控制理論中的偽線性化方法，應用於具有非線性、非最小相位特性控制系統的控制規律的設計，實現了被控對象的狀態反饋線性化。
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