wave filtering 中文意思是什麼

wave filtering 解釋
濾波
  • wave : n 〈美海軍〉女志願軍人〈見 WAVES 條〉。n 1 波浪;碎浪; 〈the wave(s)〉 〈詩〉海。2 波動;波狀...
  1. They can filter the wave disturbance, but they have faultiness in some aspect, so h filtering technology is introduced

    這些濾波器雖然能夠較好的濾除海浪干擾,但在某些方面它們還不夠完善,為此我們引入了h _濾波技術。
  2. One integrated resolvent for reactive compensation and wave filtering

    一種無功補償與濾波的綜合解決方案
  3. Firstly, the steering vector of mainpath of desired user is estimated by using code filtering method, then dummy signals are introduced, main lobe of wave is built by using the steering vector of mainpath of desired user and side lobes is constrained by using dummy signals

    該方法首先利用碼濾波的方法估計期望用戶主徑的波達方向,然後引入虛擬信號,利用期望用戶主徑的波達方向形成波束的主瓣,並利用虛擬信號抑制旁瓣。
  4. In this paper, on the basis of observed data, spatial - temporal variation characteristics of soil temperature and soil moisture. soil temperature effects on soil water movement are studied for several kinds of typical underlying surface by using statistics, spectrum, filtering wave methods

    本文首先根據幾種典型下墊面條件下的土壤表層( 1 - 1m )的土壤溫濕度資料,採用統計分佈、功率譜分析、濾波等方法分析典型下墊面條件下土壤表層水熱分佈特徵及其相互作用。
  5. To certain monitoring area and the remote sensing ratio wave bands defined, by means of the criterion of mean residual sum of squares to carry on filtering of remote sensing factors, finally the important remote sensing wave bands influencing canopy density estimation are confirmed, meanwhile the operable software system is programmed

    針對特定監測區域,對設置的遙感比值波段,採用平均殘差平方和準則進行篩選,最終確定對郁閉度估測有一定影響的遙感波段,並形成可操作的軟體系統。
  6. In addition, we try to process the pluse wave with lms adaptive filtering and independence component analysis ( ica ), and gain perfect result

    另外嘗試使用lms自適應濾波和獨立分量分析對脈搏波進行預處理,取得了很好的效果。
  7. This dissertation adopts a universal digital ds / dmpsk modulation and demodulation scheme which is based on fpga. this scheme adopts quadrature balanceable modulation, intermediate frequency sampling, digital matched filtering, delay differential demodulation techniques and so on. it directly processes the digital signals on intermediate frequency without down - conversion, and doesn ’ t need pseudo random codes synchronization and carrier wave extraction circuits

    本文採用了一種基於fpga的通用數字調制解調方案,該方案在調制端採用了正交平衡調制技術,在解調端採用了中頻帶通采樣、數字匹配濾波、延時差分解調等技術,直接在中頻上進行數字信號處理,不需要進行下變頻,也不需要增加額外的偽隨機碼同步捕獲和載波提取電路。
  8. Beside filtering interference signals and extract effective signals, it is a difficult problem to study the separation of multi - signal of sound wave and vibration

    在實際測量過程中,除了過濾干擾信號,提取有效信號外,多振動源信號分離是本文研究的一個難點。
  9. In the dissertation, the rf characteristics of the periodically iris - loaded elliptical waveguide used in slow - wave structure is discussed. the structure has potential applications to high - power microwave devices and filtering networks at millimeter wave frequencies

    在本論文里,我們討論了周期膜片加載橢圓波導作為慢波結構的射頻特性,這種結構有可能應用於高功率器件和毫米波段的濾波網路。
  10. H filtering technology and its application to the design of wave filter for ships are systemically investigated in this thesis. h wave filter with better robustness is designed and simulated by simulink

    本文系統地研究了h _濾波技術及其在海浪干擾中的應用,設計出了具有較強魯棒性的海浪濾波器,並通過matlab軟體中的模擬工具simulink對該濾波器進行了模擬。
  11. Firstly, while the nominal model is used, the filtering effect is very good. secondly, when the system model is n ' t definite, the filtered heading angle and rudder angle are steady in the error range. finally, when the complicated nonlinear wave model replaces the linear wave model, the filtering effect is also steady, and the estimate precision is high

    首先,模擬是在名義模型的情況下進行的,此時h _濾波器的濾波效果很好;其次,我們在系統模型具有攝動的情況下進行模擬,此時經h _濾波器濾波后的航向輸出和舵令輸出基本能夠達到穩定;最後,我們採用較復雜的非線性海浪模型代替線性海浪模型進行模擬, h _濾波器的濾波效果也是比較穩定的,並且估計精度較高。
  12. The process that light wave gets through arrayed waveguides can be regarded as a process of extracting spatial sample and filtering spatial frequency. spacial sample is accomplished by period interval arrangement of awg and spatial frequency filtering is accomplished by the fundamental mode and phase delay of each arrayed waveguide which is just a spatial frequency filter

    而光場通過陣列波導的過程,可八碩士學住論文waiaster 』 stiesis以看作是空間抽樣以及空間濾波的過程:空間抽樣由陣列波導的周期間隔排列完成,空間濾波由每個陣列波導的基模形式以及位相延遲完成(陣列波導即為一空間濾波器) 。
  13. Moreover, a spindly shaped damping zone is designed to improve the absorption capability of conditional damping zone, which has the function of two directional wave absorption and low - pass filtering

    其中對阻尼消波技術作了改進,設計了一種紡錘形的阻尼消波器使其具有雙向消波功能和低通濾波功能。
  14. The practical methods of signal pre - processing ( anti - disturbance filtering, data smoothing ) and character extraction ( differential limitation, absolute peak value, peak - to - peak value, area of wave and self - adaptive threshold adjustment ) are introduced

    並介紹了一些實用的信號處理和特徵提取演算法,包括可以實時運算的用於抑制干擾的濾波器和數據平滑演算法及用於定量分析的差分超限數、絕對峰值、峰-峰值、波形下面積和自適應門限調整等演算法及其應用。
  15. Wavelet has good localizing quality at time domain and frequency domain simultaneously and the characteristic of multi - resolution ratio analysis, so it can fulfill all kinds of wave - filtering needs such as low - pass, high - pass, sink wave, random noise denoising. compare with readitional wave - filtering methods, wavelet has incomparable advantage. wavelet has become an effective means of signal analysis and is intituled as math microscope of signal analysis

    小波分析由於在時域頻域同時具有良好的局部化性質和多解析度分析的特點,因此不僅能滿足各種去噪要求如低通、高通、陷波、隨機噪音的去除等,而且與傳統的去噪方法相比較,有著無可比擬的優點,成為信號分析的一個強有力的工具,被譽為分析信號的數學顯微鏡。
  16. In the beginning, some general ways of image pretreatment technique are introduced, including geometric correction methods of image, radiometric correction of image and filtering wave and removing noise. video image with strong noises is well restored by a integrated filtering wave methods among some non - linear filtering wave methods, which prepare for the image registration following

    論文首先介紹了常用的圖像預處理技術,包括幾何畸變校正,輻射畸變校正和圖像濾波,然後對機載攝像機獲取的視頻圖像進行了校正和綜合非線性濾波處理,從而為后續匹配處理做好了準備。
  17. Associated with the military project " high speed arbitrary waveform generator ( awg ) module ", this thesis focuses on the designing methodology of analog channel of the awg developed by uestc. signal filtering, amplitude and offset controlling, square wave and modulating wave ' s generating are studied in detail and corresponding circuit implementation are developed

    本文結合電子科技大學承擔的軍用型號項目「 vxi任意波形發生器es14v21 」 ,展開對任意波形發生器模擬通道設計技術的研究,詳細討論了信號的濾波、放大、衰減、加偏處理以及方波和調幅波的產生方式,並設計了具體電路。
  18. The technique of inverse filtering can settle the problem about the dynamic error that exist in testing result of shock wave

    解決了沖擊波測試結果中存在嚴重的動態誤差的問題。
  19. In analysis and transaction of signals, spectrum analyzer is a classical and important instrument which is mainly used to analyze the time domain wave, amplitude, spectrum domain wave, demodulating analysis, digital filtering, correlate analysis, transfer function and coherence function of signals

    頻譜分析儀是信號分析與處理中常用的儀器,它可對信號進行時域分析、幅值域分析、頻域分析、解調分析、數字濾波、相關分析和傳遞相干分析。
  20. Thus, the better phase noise can be obtained by adjusting the loop wave filtering. through experimental verification, the locking range of the designed ka band ilpll circuit is 2. 5 times to 9 times widened and the phase noise, compared to that without feedback loop, is reduced by 4dbc @ 1khz and the noise can be reduced by adjusting the loop wave filtering and

    經過實驗驗證,設計的ka波段ilpll電路的鎖定帶寬拓展了2 . 5倍以上,最大處達到9倍左右;相噪與開環注鎖相比降低了4dbc @ 1khz ,且可以通過調節環路濾波和注入功率來降低噪聲。
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