濾波作用 的英文怎麼說

中文拼音 [lǜbōzuòyòng]
濾波作用 英文
filter action
  • 濾 : 動詞（除去液體雜質） filter; strain
  • 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...
  • 用 : Ⅰ動詞1 （使用） use; employ; apply 2 （多用於否定: 需要） need 3 （敬辭: 吃; 喝） eat; drink Ⅱ名...
  1. The enhancement of process, the feature size of device becomes smaller, and the deductions of the power supply require the art of design should be consummated. this article firstly makes a detailed analysis and expatiation for the operational principle and design technique of switched - capacitors - filter. then realize the filter design in biquadratic method and z - domain synthesis

    本文在對開關電容濾波器的工作原理及設計方法進行了系統的闡述和分析的基礎上，分別用雙二階方法和z域合成法實現了適用於dtmf信號的開關電容濾波器的設計，並用無錫華晶0 . 6 mcmos工藝（ csmc60 ）進行了模擬。
  2. Conclusion this result shows that that the pinna and concha have almost no effect no sound localization in horizontal plane, which means spectral characteristic does not possihly dominate in horizorntal plane

    結論實驗表明耳廓和外耳道對水平方向的聲音定位幾乎無影響，也就是說在水平方向上的聲音定位，耳廓和外耳道的濾波、共振等改變聲波頻譜特性作用可能不明顯。
  3. We also researched the frequency structure of ddc and interchanged the filter multiphase heft and taking out - operation using the theory of equivalent counterchange in multisampling system

    從理論上研究了數字下變頻的頻譜結構，利用多采樣率系統中結構的等效變換原理，將濾波器多相分量與抽取操作進行互換。
  4. The initial vsd process uses two main characters, the average instantaneous energy and the average instantaneous zero crossing rate ( zcr ). to make the first recognition for the start and the end, the emphasis of which is to select the appropriate value of the threshold and the length of frame. in the final vsd process, the author compares several characters and confirms the new recognition character

    初步分段過程使用了能量和過零率這兩個主要特徵進行端點檢測，重點是合理選擇兩個重要參數? ?門限和統計幀長度的取值；在最終分段過程中，筆者首先通過比較幾種特徵的識別效果，選擇卡爾曼濾波參數作為再次分段的識別特徵，還提出了一種新的識別特徵? ?周期性緩變特徵，使用這兩個特徵分別在子語音段內進行端點檢測。
  5. Therefore, to discompose these signals by filtering can help to understand possible sedimentary dynamic procedures

    用濾波方法分析分解信號，可以了解不同沉積作用特徵並進一步分析可能的環境變化控制機制。
  6. The principle of the interleaver with output spectra similar to cosine function, based on mzi, is analyzed theoretically. by using the tandem of two mzis, we get the flattop spectrum ; last, grounding on the polarized light interference and multi - beam interference, we analysis the principle of bgti interleaver, and simulate the relations between output spectra and reflectance of g - t resonator. furthermore the flattop output spectrum of bgti interleaver is achieved

    4 、分析了fmzi型interleaver濾波器的工作原理，其輸出光譜曲線為類餘弦函數；採用級聯fmzi方案，實現了interleaver濾波器的光譜平頂光譜輸出；最後，基於偏振光干涉和多光束干涉原理，分析了bgti型interleaver濾波器工作原理，模擬了g - t腔部分反射系數r與輸出光譜的關系，獲得了50ghzbgti型interleaver濾波器平頂化輸出光譜。
  7. The concept of irradiance signal - to - noise ratio ( snr ) on the target plane and the minimum of the irradiance that can be detected by the detector was taken as the beginning, combined with a thorough analysis of the spectrum radiating feature of the target and the sky background, the atmosphere conditions, spectral filtering and the influence that the various components in the system have on the target irradiance on the detector ' s target plane and the background irradiance snr, the equation of the flying bomb ' s effect range affected by the point of burst measuring system is made, and all related factors that have an impact on the effect range are analyzed as well

    從探測器靶面上輻照度信噪比的概念、探測器的可探測輻照度最小值出發，在詳細分析目標、天空背景的光譜輻射特性、大氣條件、光譜濾波技術以及系統各環節對探測器靶面上目標與背景輻照度信噪比的影響的基礎上，推導了炸點測量系統對爆炸的飛行彈體的作用距離方程，分析了影響作用距離的諸因素。
  8. This multi - purpose optical metering system had adopted the twyman - green interferometric system as its center, containing an advanced digital wave surface interferometry and a kind of homodyne interferometer displacement testing method with nanometer - sized capacity. at the same time, many wide - applied metering technology, for example, the diffracted field ( fringe ) measurement, co - focal lens system, optical fiber sensors and 4f ( focal distance ) space filter system which can embody the chief principle of fourier optics well, were combined into it successfully. this instrument can firstly offer and show modern optical testing method in the laboratory for majors of information processing, instrument science, measuring and testing technology and automatic technology

    該多功能激光光電實驗系統以泰曼-格林干涉（ twyman - green ）光路作核心，包括先進的數字波面干涉技術和一種基於空間干涉原理的、納米解析度零差干涉儀位移測量方法，同時將多種新穎、工程實用價值高的測量技術和光路如衍射測量、共焦顯微技術、光纖傳感技術以及反映傅立葉光學基本光學原理的4f空間濾波系統也組合進去。
  9. In order to eliminate the influence of the output filter capacitor current on the grid current, a novel control strategy for the grid - connected inverter in grid - tied and off - grid modes is proposed. the control strategy can also realize seamless transfer between grid - tied and off - gird modes. the grid - connected inverter can supply power to the critical load when the grid is off

    本文針對傳統並網控制策略進網電流受輸出濾波電容電流影響的問題，提出了一種新的並網控制策略，該控制策略能基本消除輸出濾波電容對進網電流的影響，實現獨立與並網兩模式之間的無縫切換，對關鍵負載起不間斷供電的作用。
  10. Output can be obtain, next we use our designed the wavelet soft threshold to select result of the wavelet transform, finally, we give the selected result reversal wavelet transform. it is obvious : the wavelet soft threshold is important to improve the quality of the gray image processing. i give the donoho wavelet soft threshold a modified value method, which has a relation with ratio of signal - noise. i made full use of discrete hop field single feedback neural network, and nonlinear steady of automatic system at last, i obtained a steady limited ring, give the energy function an order differential a optimal

    我的思路是：改造現有圖形結構，先建立能反映信噪比大小且含待定參數k的表達式，然後通過離散型h0pfi舊單層反饋神經網路，再結合前邊的混合濾波器構成一個非線性控制系統，寫出對應的網路函數，利用相平面法和李雅普諾大穩定性的判據，得到一個穩定的極限環，從而確定出參數卜的范圍，進而再對原來的小波軟閾值進行修正，用修正後的值作為小波閾值。
  11. Elliptical waveguides have found wide applications in a variety of microwave components : waveguide filters, radiators, resonators, and wide - band transmission lines, etc. periodic - loaded waveguides play very important roles in high - power microwave tubes, corrugated antennas and linear accelerators

    在各種微波器件如濾波器、輻射器、諧振器和寬帶傳輸線中橢圓波導有著廣泛的應用。周期加載波導在高功率微波管、波紋喇叭和線性加速器等中起著重要作用。
  12. The specific research methods are listed : 1. matched filter taking the max ouput snr as the best rule correlates nonstop divided signal and divided echo to detect low snr target signal. then all one dimension divided correlation outs and done fft in portrait to leach interferential signal such as static or low rate mussy meaves, many pathway echo and so on and to take target ' s time difference and doppler frequency that combine parameters that target ' s direction taken from antenna and so on to implement target ' s orientation and tracking

    具體研究方法如下： 1 、採用以輸出信噪比最大為準則的最佳匹配濾波器來對分段的參考和目標信號作相關處理來檢測低信噪比目標信號，然後對一維分段相關輸出組作縱向傅立葉變換來濾除靜態或低速的雜波、多徑回波等干擾信號，並提取目標的時差和多普勒頻率，再結合由天線獲得的目標方向等參數，就可以實現目標的定位和跟蹤。
  13. The variation of optical spectrum of a special kind of optical fiber has been reported after - radiation, which may be used as a new kind of optical fiber filter

    摘要報導了2種結構的大芯徑石英光纖在輻照后的光譜特性的變化，發現摻雜光纖在輻照后具有光學濾波作用，由此可利用這種特性研製一種新型的光纖濾波器。
  14. In chapter 3, the pressure pulse under the two situations of the system with and without damper is discussed at the basic of analyzing the flow rate pulse. then the conclusion that the system has filtering effect is drew after adding a damper in it, but its serious in power wastage because of adding a damper

    第三章，在分析液壓泵流量脈動的基礎上，討論並對比了系統加與不加阻尼兩種情況下各自的壓力脈動，得出系統中加一個阻尼后，具有一定的濾波作用，但是當流量較大時，由於阻尼的存在，系統功率損失比較嚴重。
  15. Radio induction is mainly studied in this paper, the traditional radio induction technology has simple structure, lower cost, convenient maintenance and higher location resolution and measuring velocity, but its anti - interference is lower. new radio induction system is proposed in this paper, it has excellent anti - radiated interference of any frequency ( it should be declared specially that it includes the anti - interference of the same frequency ) ; because of its hi gh frequency - pass function, the new radio induction system has less affection excited by the conductive interference

    本論文提出的新型無線感應系統對外界所有頻段上輻射干擾（特別強調的是包括同頻干擾）具有較理想的抗干擾能力；由於新型無線感應系統起高通濾波作用，傳導干擾對它的影響可以忽略，因此新型無線感應系統具有較理想的抗干擾能力，用在定位測速中具有比傳統無線感應技術高2個數量級的精度。
  16. In gabor filter, we use eight directional filtering to process fingerprint image to compare wiener filtering, we get good process result

    在預處理中，採用八個方向的gabor濾波對指紋圖像進行濾波，把它與維納濾波作比較，得了較好的試驗結果。
  17. By comparison among the results when using a lot of algorithms in feature extraction, we choose gabor filter for its good quality in low frequency

    通過對多種演算法進行比較，本文選擇了使用gabor濾波作為提取紋理的特徵的方法。在特徵分類演算法中，本文選擇簡單的聚類演算法。
  18. With the rapid development of modern computer science and information technology, and with the marvelous renovation of image identification, mtt comes out into the open and is of great practical value in the field of military defence, medical research, traffic monitoring, astronomical prediction, intelligent supervision etc. particle filter, as a nonlinear filtering based on bayesian estimate, has an advantage in the field of nonlinear moving target tracking

    隨著現代計算機和信息技術的飛速發展及圖形識別演算法的革命性改進，多目標的實時追蹤技術脫穎而出，在軍事國防、交通監視、天文預測、智能監控等領域有著非常重要的實用價值。粒子濾波作為一種基於貝葉斯估計的非線性濾波演算法，在處理非線性運動目標跟蹤問題方面有獨到的優勢。
  19. Digital filters provide a important function in digital signal processing design ， and are used in a wide variety of applications such as signal separation ， restoration ， or shaping

    =數字濾波作為數字信號處理技術的重要組成部分，廣泛應用於諸如信號分離、恢復、整形等多種場合中。
  20. Two type microwave bandpass filters are applied to meet different bandwidth requirements. the filters of the 2 % relative bandwidth is realized by ^ / 4 coupled waveguide filters, whereas the ones of 1 % relative bandwidth utilizes e - plane septum mounted in the wavefuides. very compact diplexers are achieved by different configurations individually

    根據不同的設計指標，作者提出了兩種雙工器模型：波導分支濾波器雙工器和準平面e面波導雙工器；並且選用不同的濾波器形式來實現通道濾波器：用4耦合波導濾波器設計出相對帶寬為2的窄帶濾波器，而相對帶寬僅為1的極窄帶濾波器是採用過正面濾波器來實現的。
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