條信號波形 的英文怎麼說
中文拼音 [tiáoxìnháobōxíng]
條信號波形
英文
bar waveforms- 條 : Ⅰ名詞1 (細長的樹枝) twig 2 (條子) slip; strip 3 (分項目的) item; article 4 (層次; 秩序; 條...
- 號 : 號Ⅰ名1 (名稱) name 2 (別號; 字) assumed name; alternative name3 (商店) business house 4 (...
- 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...
- 波形 : [物理學] wave form; shape; wave pattern; wave profile
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By using the processing method of sliding time window, the problem of the periodicity range ambiguity is solved. meanwhile, the problem of range ambiguity which is produced because the range of target is biger than the maximum range of radar is also solved by using this method. then, the pulse width parameter which is the most important in the parameters of fmicw is analyzed. the stricter restrict is given to ensure the range spectrum has only one beat frequency after signal processing. at last this thesis introduces the different signal processing methods of fmpcw and fmicw
同時利用該方法解決了fmpcw信號的由於目標距離超過雷達的最大單值測距范圍而引起的距離模糊問題。然後對fmicw波形參數中最為重要的脈沖寬度進行了分析,給出了更為嚴格的約束條件,保證了信號處理后距離譜峰值的唯一性。最後,分別介紹了fmpcw和fmicw信號的不同處理方式,並對兩者不同的時域濾波性能進行了比較,並對二者的差異進行了分析。4. the " hot " dispersion equation of the coaxial ridge - disk - loaded cylindrical waveguide twt with an annular electron beam can be firstly obtained according to self - consistent field theory
四、引入薄環形電子注,首次建立了脊加載同軸膜片圓波導的注波互作用線性理論,得到小信號條件下的色散方程。This thesis chooses b spline wavelet that adapts to the analysis of power system signal, and uses the wavelet transformer to analyze the magnetizing inrush current and inner fault current. a transformer microcomputer protection was designed in this thesis, and in the base of intermission angle principle, a new criterion was established, which pierces through the traditional method with accurate measurement of intermission angle, but analyses the wave by wavelet transform. this criterion is lower in hardware, so it will be realized in the existing hardware
本文選擇適合電力系統信號分析的b樣條函數作為母小波,對勵磁涌流和內部故障電流進行小波分析,並設計微機型變壓器保護基本配置,在以往間斷角原理鑒別勵磁涌流的基礎上,突破傳統精確測量勵磁涌流間斷角的方法,直接對信號小波變換后的波形進行分析,建立一個新的鑒別勵磁涌流判據,該判據對硬體要求不高,可以在現有一般硬體平臺上實現;並編寫以b樣條函數為母小波的小波變換判據演算法程序。This paper analyses deterioration model of bar code signals after the point spread function convolution, and presents two kinds of recognition algorithm in correspondence to different bluring degrees of bar code signal : one based on midpoints detection and the other based on waveform analysis
分析了條碼信號經過點擴展函數卷積后的降質模型。針對條碼信號模糊程度的不同,提出兩種識別方法:基於中點檢測的條碼識別方法和基於波形分析的條碼識別方法。To avoid output - waveform abnormalities, input voltage transitions should be within the range set forth in the recommended operating conditions
為避免輸出信號波形畸變,輸入電壓的躍變應該是在給定推薦工作條件的范圍之內。Abstract : in order to process signal in depth and to extract the fault feature from original signal in machinery diagnosis , the graphical display algorithm that can keep the data length of wavelet transform results the same as that of original signal is used. the fault diagnosis of a bend axial piston pump via b - spline wavelet that has linear phase is provided. the results of study demonstrate that the new method has excellent feature and the weak fault signal can be extracted from the strong vibration background of the pump
文摘:採用具有線性相位的b樣條小波,應用圖形顯示演算法並結合小波變換快速演算法將信號分解到不同的頻帶上,且分解結果和原信號長度保持一致,可對信號進行深層次的處理,克服了傳統的信號處理方法不易提取微弱信息的不足.通過對礦用斜軸式柱塞泵振動信號的分析,分離出了配流副磨損、球鉸松動、缸體及泵軸支撐軸承的故障特徵,為液壓泵的故障診斷提供了依據,並為信噪分離、微弱信號提取及設備的早期故障診斷提供了一條有效途徑The profile of arbitrary shaped groove is approximated by a series of rectangular steps and the " hot " dispersion equation of the coaxial arbitrary - shaped - groove slow - wave structure is derived by the self - consistent theory
摘要用階梯近似的方法分析任意槽形加載的圓波導慢波系統中的場,採用自洽場理論,得到了任意槽形周期加載圓波導慢波系統在小信號條件下的「熱」色散方程,並對結構參數對小信號增益的影響情況進行了研究。The technology of research include following. the computer order control to attain testing condition of relay ' s turn - on and off. to control of testing ac voltage by adoption of advance control strategy
測控技術包括:實現模擬繼電器接通與分斷負載條件的順序控制技術;採用先進控制策略的試驗電壓控制技術;試驗參數檢測技術;試驗參數波形的實時顯示技術;以dsp (數字信號處理器)為核心的試驗數據高速採集技術。A kind of mathematical model about the output signal of the millimeter wave radiometer sensor is established. through analyzing and abstracting the output signal, we devised the target template. after previous transaction, use the fuzzy theory to calculated the target recognition probability, including the low speed scan and the high speed scan
建立了毫米波輻射計輸出信號波形的數學模型,通過波形特徵分析和提取,分別設計了高、低速掃描條件下的目標模板,提出了一套對目標信號進行預處理的方法,並運用模糊目標識別理淪,分別計算了高、低速掃描條件下的目標識別概率。It also studies the influencing factors including sampling frequency, pd waveform, decline time, time intervals between pd pulses, mother wavelet, center frequency of interference, entropy threshold value and snr. in addition, it applies wavelet packet method ( wpm ) for non - stationary signal de - noising in on - line pd monitoring and analyzes the processing results under different pd waveform, sampling frequency and noise level. firstly, the curve of pd
基於小波包變換的非平穩信號消噪演算法( wpm )已較為成熟,本文將其應用於局部放電在線監測,通過研究其對不同局放波形、采樣率、噪聲水平下的處理效果,首次提出了理想白噪聲條件下提取局部放電信號的曲線,分析了各種因素對該演算法下信號失真的影響。The dissertation presents an automatic flow to characterize and model cells accurately and quickly by the stimulus reduction algorithm, the input signal driving algorithm, the characterization point dynamic insertion algorithm, the result table optimization algorithm and input signal integrity analysis algorithm, which reaches the advanced level in this field
本文給出了深亞微米工藝條件下單元工藝參數提取和建模的完整流程,該流程能快速精確地完成單元工藝參數提取和建模。文中提出的激勵波形約簡演算法、輸入信號驅動演算法、測試點動態插入演算法和結果表優化壓縮演算法等,達到了國際同類研究的先進水平。Ch foam material is filled in the cavities in order to improve planar degree of shock wave driven by x - ray radiation. wedge - shaped aluminum samples are used to measure time - space streaking images of optical signals from the shock wave. and then the velocity and pressure of the shock wave is obtained. the radiation temperature is obtained by using the scaled relations between veloctiy of shock wave and radiation temperature
在腔內充ch發泡材料,提高輻射驅動沖擊波的平面性.利用楔形鋁膜測量輻射驅動沖擊波發光信號的條紋圖像,從而獲得沖擊波速度和沖擊波壓力.利用沖擊波速度與輻射溫度的定標關系,求得輻射溫度In this paper a 5 - tuples ( v0, v1, f, h1, h0 ) is used to express the waveform of a signal line in a period and methods are given to calculate the output tuples of all the primary gates
本文採用五維立方( v0 , v1 , f , h1 , h0 )來表示一條信號線在某一時間段內的波形,並給出了不同門電路的輸出立方計算方法。分享友人