高頻噪聲 的英文怎麼說

中文拼音 [gāobīnzàoshēng]
高頻噪聲 英文
high frequency noise
  • 高 : Ⅰ形容詞1 （從下向上距離大; 離地面遠） tall; high 2 （在一般標準或平均程度之上; 等級在上的） above...
  • 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...
  • 噪 : 動詞1. （蟲或鳥叫） chirp 2. （大聲叫嚷） make noise; make an uproar; clamour
  • 高頻 : high frequency
  1. Thereafter, the applications of go sequences in single - cell s - cdma systems are discussed in this thesis. in additive white gaussion noise ( awgn ) channel, interference components in s - cdma systems accommodating more users than the spreading factor is analyzed based on the theoretical bound of the periodic correlation mean square property. then two interference - suppressed s - cdma system models of augmented capacity are proposed, along with the analysis and simulation results

    在加性白高斯噪聲（ awgn ）通道條件下，以序列集周期相關均方特性理論界為基礎，對序列個數大於系統擴頻因子的s - cdma系統干擾組成進行了分析，並基於截短wh序列提出了兩種高容量低干擾s - cdma系統模型，給出了分析和模擬結果。
  2. The detecting accuracy of the beam drift would be improved, as a high performance acoustooptic modulator modulates the frequency of the laser beam drift signal far away from the power frequency, the double power frequency and high frequency noises

    具體包括: 1 .利用聲光調制器將光束漂移量信號調制到遠離工頻及其倍頻干擾和高頻噪聲的頻帶段，以期提高光束漂移量的檢測精度。
  3. By integrating conventional fourie transformation with the smooth average method of spectrum, the high frequency noise was not only removed, but also the signal was smoothed and the main frequency of the signal was found easily and then was extracted as the coarse features of the signal. on the basis, in order to analyze the detail features of the signal, the signal can be decomposed using the db6 mother wavelet function

    在譜分析方法的傅立葉變換中引入平滑平均法對蜂窩結構材料和纖維增強材料聲-超聲檢測信號進行處理，不僅可以有效地去除信號的高頻噪聲，而且可以平滑信號，突出檢測信號的主頻，實現了對檢測信號「粗信息」特徵的提取；在此基礎上，合理選用db6小波基函數，對信號進行小波分解，對信號的特徵進行進一步的細微分析。
  4. Two - dimensional harmonics frequency estimation in additive gaussian noise background based on quaternion and hypercomplex

    四元數和超復數在加性高斯噪聲背景下二維諧波頻率估計中的應用
  5. It ' s of good performance not only in the case of hf noise cancellation like the adaptive line enhancement, but also in the case of lf noise cancellation just like the normal adaptive noise cancellation, and in practice it ' s proved to be efficient and robust

    它兼有自適應譜線增強器有效濾除高頻噪聲信號和噪聲對消器有效濾除低頻噪聲信號的特性，經模擬和實例表明，具有很強的噪聲濾除能力和魯棒性。
  6. It ' s high - frequence noise absorption, absorption of noise caused by rapid rise of front and self - reset function have widespread application in imput of supply, for absorption of inductive load switching surge voltage and for protection of two - way thyristor switching device, bypass capacitors, micro - machines and the others

    它所具有的吸收高頻噪聲、前沿快脈沖上升噪聲及自復位功能，使其在電源輸入端、吸收電感性負載開關浪涌電壓、保護雙向可控開關器件、旁路電容器、微型電機等方面有著廣泛的用途。
  7. Analysis of ambiguity - function of lfmcw radar, including symmetrical triangular lfmcw signal and multiple periods ’ symmetrical triangular lfmcw signal. 3. this dissertation advances new theories of lfmcw radar signal detection and estimation, including method for acceleration and velocity estimation based on polynomial phase transform ; method for multi - target acceleration and velocity estimation based on modification polynomial phase transform

    包括基於多項相位變換的lfmcw雷達速度和加速度估計方法;基於修正多項相位變換的多目標lfmcw雷達速度和加速度估計方法;基於一般高斯噪聲環境下的lfmcw雷達速度和加速度聯合估計方法;另外提出了基於頻域增采樣內插方法以提高lfmcw雷達測距精度。
  8. Noise emitted by computer and business equipment - method of measurement of high - frequency noise

    計算機和業務設備輻射的噪聲.第2部分:高頻噪聲的測量方法
  9. Analog synthesis often use low - pass filter to remove electronic audio generator generated by high - frequency noise

    模擬合成器常常使用低通濾波器來去除電子音頻發生器所產生的高頻噪聲。
  10. A new fast digital filter of on line eddy current testing system for decreasing the effect of high frequency noise was researched

    摘要針對渦流在線檢測系統中的各種高頻噪聲影響，設計了快速去噪濾波演算法。
  11. It is concluded that flp is better than other two filters in reducing the arw, constraining the high frequency noise and reserving the low frequency useful signals

    對比的結果表明， flp濾波方法能有效地抑制高頻噪聲，並保留陀螺信號的有用的低頻量。
  12. The result indicates that this method is feasible. the first derivative of kinematic parameters can been calculated well while the second ones can ’ t which need filter

    其中一階運動學參數求解效果較好，而二階運動學參數並不是很理想，摻雜進了高頻噪聲，需要進行濾波處理。
  13. At last the floating threshold algorithm based on wavelet packet transform is proposed to remove the noise from the signal of dc motor measurement in the dissertation, which is proved effectively by the experimental results

    提出了基於小波包變換的浮動閾值去噪演算法，並應用到直流電動機測試過程中的高頻噪聲去除過程中。
  14. Then a low pass filter is designed to filter high - frequency noise in data. and smooth data again by means of central interpolation algorithm ; helicopter model with multi input single output are identified respectively in ls method and ml method

    （ 2 ）剔除並補正了飛行實驗數據中的野值；設計了一個低通濾波器來濾除數據中的高頻噪聲；用中心插值演算法對數據二次平滑。
  15. The turbocharger noise is formed by the rotation noise resulting from the periodical air cutting of the fan blade and the turbulent noise of high - speed gas flows. as a continuous high frequency noise, it mainly falls between the 500 to 10 000 hz range

    渦輪增壓器的噪聲是由於葉片周期性地切割空氣產生的旋轉噪聲和高速氣流形成的湍流噪聲而形成的，是一種連續性的高頻噪聲，主要分佈在500 ~ 10000hz的頻率范圍。
  16. At the same time, when the gas flow passes the flow area of the inlet valve at a high speed, turbulent throw - outs will appear and lead to the generation of high frequency noises. as the flow area of the inlet valve keeps changing, the turbulent noise is of fixed frequency range ( generally over 1 000 hz )

    與此同時，當氣流以高速流經進氣門流通截面時，產生湍流脫體，導致高頻噪聲的產生，由於進氣門通流截面是不斷變化的，因此湍流噪聲具有一定的頻率范圍，主要集中在1000hz以上的高頻范圍。
  17. Besides, we use software smooth filtering to minish the influence of white noise and high - frequency noise, ground connection and shield technology to eliminate electromagnetic interference, and rational circuit distribution to attain high signal - to - noise of the whole fiber optic weak magnetic sensor system

    另外，採用軟體平滑濾波等處理以減小白噪聲和高頻噪聲的影響，利用接地及屏蔽技術消除外界的電磁干擾，並對電路進行合理布局布線，以獲得高信噪比的光纖微弱磁場傳感器系統。
  18. Finally, the method of dim small target detection and tracking based on the wavelet transform and mathematical morphology is described, which increases the image of target and gets rid of the noise which is high frequency, then, making use of information of inter - frame, it tracks the target more effective

    該方法首先利用了小波變換和形態學的原理，將小波變換和數學形態學結合對圖像作預處理，濾除圖像背景中的大部分高頻噪聲，增強了目標圖像。進而再利用目標的幀間信息，對目標區域作幀相關，進一步確認目標。
  19. The application of wavelet transform in the spectrum signal processing is studied. the influence of the transform on the gauss spectrum peak is analyzed. a method is proposed to reduce the noise and background in the spectrum signal obtained by the micro spectrometer

    研究了採用小波變換來消除光譜信號中的噪聲和背景信號的方法，並深入研究了小波變換處理對真實光譜信號的影響，提出了採用小波變換消除光譜高頻噪聲和低頻背景信號的方法。
  20. The keys to the development trend of cpcs ? electronic - electric cpcs are the control method and control law. in this study, a fuzzy logic control was proposed to accomplish the electronic - electric control of the sapc. a fir digital filter is applied after compared with several other digital filters to deal with the fluctuating pressure signal

    針對壓力信號在採集過程中出現波動較大的問題，本文在比較了多種數字濾波方法后，選擇了fir濾波方法對采樣數據進行處理，消除了數據採集中的高頻噪聲，從而實現對采樣數據的平滑處理，為控制系統的實現打下基礎。
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