換行信號 的英文怎麼說

中文拼音 [huànhángxìnháo]
換行信號 英文
line feed signal
  • 換 : 動詞1. （給人東西同時從他那裡取得別的東西） exchange; barter; trade 2. （變換; 更換） change 3. （兌換） exchange; cash
  • 行 : 行Ⅰ名詞1 （行列） line; row 2 （排行） seniority among brothers and sisters:你行幾? 我行三。where...
  • 號 : 號Ⅰ名1 （名稱） name 2 （別號; 字） assumed name; alternative name3 （商店） business house 4 （...
  1. It is the first time that the theory of wavelet has been applied in the signal processing of the codog power plant experiment rig and wavelet transform denoising was used, it may keep the aiguille and saltation parts, wipe off the noise and pick up the useful signal, it is benefit to analysis the result in experiment

    把小波分析理論應用於codog實驗臺信號處理中，用小波變換進行信號消噪，可以很好的保存有用信號中的尖峰和突變部分，將信號的噪聲部分去除，從中提取出於有用信息，更有利於實驗結果分析。
  2. In the first part of the paper, the development of motor control system fault diagnosis theory is summarized. on the basis of the analysis of the characteristics of wavelet, the theory is discussed and the definition of the singularity is given. because of the localization property of wavelet transform, wavelet analysis can be used to detect the characteristics of the singularity from the signal and intermittence fault problems lying in the motor under test

    著重介紹了小波分析在電機控制系統故障診斷中的應用，根據小波理論在時域和頻域良好的局部化性質，討論了利用小波變換來檢測信號的奇異特徵的原理，給出了小波變換對信號奇異性特徵檢測的方法，針對實際應用，對小波基函數選取及小波分解尺度進行了探討。
  3. Fast algorithms of both discrete and orthonormal wavelet and wavelet packet coefficient are diagrammatized to be introduced. daubechies wavelet is applied to help to discuss the application and test on signal filtering and noise reduction with the principle and threshold implementation ; the basic principle to pickup the fault characteristics is introduced mainly about the relations between the maximum module and signal saltation point and how to characterize the saltation point with lipschitz exponent

    展示了離散正交小波變換的mallat快速演算法和小波包系數分解的快速演算法；重點應用daubeches小波探討了小波變換在信號濾波去噪中的應用和實驗，闡述了其基本原理和通過閾值化處理實現濾波的具體方法；探討了用小波變換進行故障特徵提取的原理，說明了小波變換模極大值和信號突變點之間的關系以及怎樣用李氏指數來表徵突變點的性質。
  4. Wavelet packet transform is used to improve the snr of the incoherent integral radar echo, and bispectrum algorithm is used for signal detection in this united detecting algorithm, based on the modeling for the through - wall radar echo

    在對穿墻雷達回波信號建模的基礎上，用聯合演算法將非相干累積后的回波信號經過小波包變換提高信噪比，再用雙譜演算法進行信號檢測。
  5. In hardware designing, the feasibility to use a / d acquisition board, signal conditioning board and the relay output board which are more professional at present to construct the hardware of the computer control system was explored, the algorithm pid was used to advance the respond to error and stability of the whole system, through selecting proper a / d, d / a, di / do board cards, a special computer control system was constructed. in software designing, the language borland c + + was

    在硬體設計上，探索採用目前較為專業化的a / d轉換卡、信號調理板和繼電器輸出板構成計算機控制系統硬體結構的可行性，並採用pid控制以提高系統對誤差的響應和整個系統的穩定性，通過選用適當的a / d 、 d / a 、 di / do等板卡，構成一個很有特色的計算機控制系統。
  6. The main job of this research is : ( 1 ) analyze the operation situation of power system during faults ; pay attention to the traveling wave on the three - phase transmission line ; study the equation of voltage on three - phase transmission line with impedance capacitance coupling between phases ; contact the voltage on any point with the fault voltage, study the singularity of the voltage signal in fault point, and make it to be the base of the new fault detection method ; ( 2 ) apply the singularity detection theory based on wavelet analysis to the power system faults detection, give a complementary criterion to current fault detection criterion, study how to select the basic wavelet, how to filter noise, how to detect the singular point or fault point, and finally give a total solution. the simulations prove it to be a quick, correct and effective fault detection method

    本文的主要工作有： （ 1 ）分析電力系統在發生故障時的運行狀態，尤其對三相傳輸線上的故障行波進行了分析和研究，推導了考慮相間耦合的三相傳輸線電壓方程，並將傳輸線上任一點的電壓與故障點電壓建立起聯系，得出了傳輸線上電壓信號在故障點處的奇異性，並以此作為構造新的故障檢測演算法的理論基礎； （ 2 ）將基於小波變換的信號奇異性檢測理論運用於電力系統故障檢測中，針對目前相關研究的不足，提出了電力系統故障檢測判據的補充判據，通過對基本小波的選擇、除噪措施、信號奇異點也即故障點的檢測方法所作的分析，給出了一個可行的解決方案；模擬研究表明：這是一個快速、準確、有效的故障檢測演算法。
  7. From computer directly, the device can get data from two specifically wav files which have double channels of data, and whose sample rate are 44100, and whose resolution are 16. then it makes digital signals convert into anolog signals and amplify them at the same time. at last, according to actual need, it can supply continuous anolog audio output of enough power and high fidelity at different speed

    該設備可以直接從計算機獲取兩個雙聲道、 16位解析度、 44100hz采樣率的wav （ waveform ）聲音文件的數據，並同時將兩個聲音文件的數據進行數模轉換和信號放大，最終以能滿足實際生產需求的較高速率連續地輸出具有足夠驅動能力和高保真度的模擬信號，為終端高速磁帶復錄子機提供穩定可靠的音源。
  8. In this scheme digital demodulator is used to detect ifog ' s signal, digital phase ramp modulator is used as feedback controlling and digital filter is used to limit noise and lower the bits of a / d ? d / a converters

    閉環方案中，採用數字解調方案進行信號檢測，採用數字相位階梯波調制技術進行反饋控制，採用數字濾波、數值濾波降低噪聲和消除a / d 、 d / a轉換死區誤差。
  9. The transform uses the scale of the signal to decompose and make self - adapting frequency band partition of the input signals. therefore the amplitude value and the modulating frequency of the flickering signal can be obtained. with the instantaneous frequency in this method, the present study also analyzes the signal in terms of both time and frequency, and thus gets the time at which the flickering signal occurs and terminates

    運用該變換從信號本身的尺度特徵出發對信號進行分解的特點，對輸入信號進行自適應的頻帶劃分，從而求出了閃變的調制信號幅值和調制頻率;利用該方法中的瞬時頻率概念，從時頻兩方面同時對信號進行分析，從而獲得了閃變信號的發生時刻和終止時刻，得到了較好的檢測效果。
  10. The fault diagnosis based on wavelet transform ( wt ) is studied. according to the theory of the signal singularity detection based on wt, a fault diagnosis method based the b - spiine wavelet is given, and the good result is obtained in the simulation experiment

    基於小波變換的故障診斷?根據小波變換的信號奇異性檢測理論，給出了一種基於b樣條小波的故障診斷演算法，並對其進行了計算機模擬，結果表明該方法正確有效。
  11. In order to solve the phenomenon of splitting picture which is caused by dismatching of writing and reading speed during converting 50hz based interlaced signal to 60hz based progressive signal, the two - frame memory which can effectively prevent it emerging is used. the scanning converter supplies two communicative ways : rs - 422 and rs - 232

    為了解決50hz隔行信號到60hz逐行信號轉換中由於存儲器寫入、讀出速度不匹配而產生的裂像現象，在本設計中使用了雙幀存儲器，有效的防止了此現象的產生。
  12. Continuous wavelet transform ( cwt ) analysis at noaa / avhrr thermal data ( channels 4 when present ) was made by the approach of the isotropic 2d mexican hat wavelet

    摘要利用二維連續小波變換（墨西哥帽小波） ，結合影像下的地物類型分佈，對多時相的noaa / avhrr影像4波段數據進行信號場分析。
  13. In this thesis, continuous morlet wavelet and discrete daubechies2 wavelet are used. the main contributions is as follows : the instantaneous frequencies of psk and fsk signals are estimated by using wavelet transform

    主要研究了連續morlet小波變換的應用，以及利用daubechies小波分解提取小波細節特徵向量進行信號識別的研究。
  14. The key components of apon system is burst - mode up - stream transmitters and receivers for o / e transform

    突發式光模塊是應用於apon系統上行線路完成上行信號回傳的光電轉換核心器件。
  15. The specific route is as follows : firstly, the output signals from the multipath sensor are nornalized, i. e., all sensor signals ( including the analog data ) are transformed into multipath square wave pulse signals to form multipath parallel condition codes. these codes are treated as input signals for dac to obtain a series of dispersed analog signals for output as input signals for the vco. finally, a high frequency modulation signal is conducted at the vco ' s output

    具體技術路線如下：先將由多路傳感器輸出的信號進行歸一化處理，即將所有傳感器信號（包括模擬量）轉換成多路方波脈沖信號，以形成多位并行信號的狀態碼，將其作為dac的數據輸入信號，從而得到一系列離散的模擬信號輸出，作為vco的輸入信號，最終在vco輸出端形成高頻的調制信號。
  16. The scanning converter comprises five parts : video signal decoding, data reconstruction, progressive video signal encoding, control signal producing and communication

    掃描轉換器包含了電視信號的解碼、解碼后數據的重構、逐行信號編碼、控制信號的產生以及通信五部分。
  17. In this paper, the theory of wavelet transformation in signal noise reduction is introduced, together with the algorithm of signal decomposition and reconstruction

    摘要介紹採用小波變換進行信號降噪的原理；利用小波分解和重構函數對乳機主傳動軸應力和扭矩信號進行降噪處理。
  18. Some of the signal characteristics can be better presented in certain transformed domain, so that in order to describe such features, it being necessary to study the character extraction and signal reconstruction algorithms based on information from transformed domain

    信號的某些特徵在變換域上能夠得到更好的表示。為了進行信號特徵的提取，需要將采樣得到的時域信號在相應的變換域上表示出來，從而得到對信號特徵更好的描述並進行提取。
  19. At using the meters, customers can get signal samples through enlargement, multiplication, integral, v / f exchange and divided frequent power on the divided current and divided voltage meters to drive stepping motors and counters add up energy degrees

    用戶使用電表時，對分流分壓器上進行信號取樣，經放大、乘法、積分、 v / f變換、分頻、功率驅動等電路的處理，驅動步進馬達帶動計度器累計電能度數。
  20. This paper is described wavelet transform theory, mother wavelet choice, the method to filter signal by wavelet transform and the result, prospered a way to extract feature originated from wavelet theory, which using wavelet packet analyzing method to subdivide signal both in low frequency and high frequency field, and consider energy of every layer as feature in frequency field, and in conjunction with the detailed analyzing character of wavelet packet in time - frequency plane, consider several minimum or maximum points in the lowest frequency band a s features in the time field

    本文介紹了小波變換的理論、基小波的選擇和利用小波變換進行信號濾波的方法和濾波處理結果，並提出了一種基於小波理論的新的特徵值提取方法。即利用小波包分析方法將信號在低頻、高頻段作進一步的細分，以各層分解的能量作為信號的頻域特徵值，以最低頻帶的極值點作為時域特徵值，這樣的特徵值選取方法較全面的反映了信號的時-頻特徵，優于傳統的傅里葉分析方法。
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