通用濾波 的英文怎麼說

中文拼音 [tōngyòng]
通用濾波 英文
universal filter
  • : 通量詞(用於動作)
  • : 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...
  • : 動詞(除去液體雜質) filter; strain
  • : 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...
  • 通用 : be in common use; be current; apply or be used universally
  1. The procedure functions in the compare between partial image of dynamic collection and corresponding image of the airscape. in chapter 5, basing on the analysis of correlative theory of digital image, we introduce the improved fasted - down algorithm and simulative anneal algorithm, which applies to nn calculation, an d bring forward the unique and effective means, correlative original value evaluation. basing on the combination of correlative arithmetic, a stable, high - speed and exact correlative arithmetic is formed, which makes it possible to apply computer vision detection of single - needle quilting in industrial production

    本文展開研究並取得一定成效:構建了基於pci總線的微機實時圖像採集系統;在採集的布料總圖(鳥瞰圖)的基礎上,過數字圖像的數字、圖像增強、邊緣檢測等處理,提取布料圖像的邊緣,對輪廓的矢量化的象素點進行搜索,得到相應的圖案矢量圖,從而確定絎縫的加工軌跡,生成加工指令;在進給加工過程中,主計算機對動態局部圖像與總圖(鳥瞰圖)的對應部分進行圖像相關的匹配計算,應數字圖像理論,結合神經網路計算的改進最速下降法和模擬退火演算法,提出獨特而有效的相關迭代初始值賦值方法,形成穩定、高速和準確的相關運算,實現單針絎縫視覺測量和自動控制。
  2. The convergent properties of the multimode method are discussed. finally a diplexer employing h - plane t - junction and preassigned e - plane metal - insert branching filters is given. and the scattering parameters of the un - optimized diplexer were obtained by the computer program

    在論文的最後部分設計了兩個e面金屬插片器,並把它們作為器和h面t形結組成雙工器,矩形導雙工器的分析程序對它進行了分析,給出了分析結果。
  3. The design of voltage - mode universal filter based fbftfn

    的電壓模式通用濾波器設計
  4. An 8 - channel electroencephalogram ( eeg ) amplifier is designed based on instrumentation amplifier and universal active filter

    摘要介紹了基於儀表放大器和通用濾波器的八道腦電信號放大電路的設計方案。
  5. High precision ad chip is used for intermediate frequency data sampling and fpga of virtex - series is used for the implementation of intermediate - frequency orthogonal system, which includes the sequencing control design for mult - channel radar system with verilog, the application of ip core of digital filter and fifo, as well as the communication control module with dsp. as the master control part, the software programming for the communication between dsp and fpga is designed. the experimental result with hardware circuit shows the design is valid and practical

    高精度的adc晶元完成中頻采樣,過virtex -系列fpga設計中頻正交系統,主要包括過verilog語言實現多路雷達中頻接收的時序控制,器ip核實現器的設計,以及利c語言實現dsp的訊控製程序設計。並給出了fpga在資源和速度上一些優化的方法,調試過程中影響中頻正交接收性能測試的因素。
  6. In this paper, it is expounded the relationship of two - channel perfect reconstruction filter banks to wavelet transform on the base of signal processing and engineering application ; avoiding complex path formula deduction, the selection of a desirable mother wavelet function becomes the design of two - channel perfect reconstruction filter banks

    摘要從信號處理和工程應的角度出發,避開了復雜的數學公式推導,闡述了雙?組與小變換的關系,並討論了母小函數的選擇可歸結為正交鏡像器的設計。
  7. Become a kind of new electronics circuit - current - mode circuit. it is replacing the traditional design method of the voltage - mode in the high frequency high - speed signal processing realm 。 this thesis mainly discussed the modified second - generation current conveyors based on the current - mode kinds of new cuicuit components, they are stronger modified standard current - mode parts in fuctions on this foundation. mainly including the modified differential difference current conveyor ( mddccii ) 、 the fully balanced second generation current conveyor ( fbccii ) 、 ( full balances ) four - terminal floating nullor ( fbftfn ) and the current differencing buffered amplifier ( cdba ), they are all function very strong standard current - mode parts, they all can provide some circuit functions of better than general operation amplifier, because they have the voltage importation and the current importation, therefore use it since can carry out the voltage - mode signal processing circuit expediently, can also carry out the current - mode signal processing circuit expediently, and have to increase the benefit bandwidth to accumulate more widely than the voltage - mode, but have their advantages more according to the current - mode filter of the modified current conveyor, because it constitutes in brief, the filter wave function is stronger and they are better than in general use operation amplifier of many advantages, be easy to composing for example 、 high speed 、 frequency bandwidth 、 the power supply voltage requests low 、 consume small, the impedance is different from etc. advantages, otherwise they have biggish dynamic range, and flexible circuit synthesize, so they are the best active parts

    從第二代電流傳輸器ccii入手,重點研究了以下幾種改進型的第二代電流傳輸器:改進的差動差分電流傳輸器mddccii 、全平衡第二代電流傳輸器fbccii 、多輸出四端浮地零器ftfn 、全平衡四端浮地零器fbftfn 、電流差分緩沖放大器cdba的電路結構及其模型。然後在此基礎上系統地研究了基於這幾種改進型的第二代電流傳輸器的器的設計方法,主要方法和結果如下:利mddccii設計了差分式連續時間電流模式低、帶器;電流模式跳耦結構考爾低器;利fbccii設計了帶二階節器及電流模式雙二階通用濾波器;設計了基於多輸出端ftfn的電流模式二階通用濾波器電路;過數字化開關選擇的基於fbftfn的電流模式通用濾波器;設計了基於最少個數電流緩沖放大器(兩個cdba )的多功能電流模式器及其在非理想因素情況下分析。設計器的主要方法是採級聯設計、運算模擬(信號流圖法)和反饋設計(跳耦法) 。
  8. This paper include the following parts. firstly the sine exciting - voltage is guaranteed by direct digital synthesize technology ; secondly the digital output of cos ( 9 ) and sin ( 9 ) are generated by microcontroller ; thirdly the two voltage signals which are the product of the two former signals gained by the multiplying d / a converter, being filtered and amplified, have constant frequency, and one amplitude has sine function relationship of with the input angle, and the other amplitude has cosine function relationship of with the input angle ; finally the two signals are acquired and analyzed by relative instrument and software

    主要由以下幾部分組成:數字頻率合成技術( dds )產生正弦激勵電壓信號u _ msin ( t ) ;單片機產生幅度的數字量輸出sin ( )和cos ( ) ;乘法型d a轉換器實現激勵電壓和幅度的乘積,並器和功放后即得到頻率固定,幅值隨輸入角成正餘弦變化的電壓信號;最後數據採集卡採集輸出信號,顯示形並進行頻譜分析。
  9. Filter poly - phase decomposition method is adopted in this dissertation. the partition of the tuning channel according to the digital mixing sequence, and the digital down - conversion by means of decimating first, the low - pass filtering and mixing realize efficiently the down - conversion of the variable carrier frequency band - pass signal

    本文採器多相分解方法,按數字混頻序列劃分調諧道,使先抽取,后低,再混頻的數字下變頻結構,高效實現了變載頻帶信號數字下變頻。
  10. In this part the signal from the infrared sensor was amplified by common collector amplifier, and the demodulator was built by filter. in which the signal got demodulated. because we just need the frequency of the signal, filter may achieved

    過信號路,傳感器生成的調幅信號轉變為與脈搏頻率相同的方。先由運算放大器接共集電極電路完成信號放大,得到脈搏信號的頻率,從而器電路完成了解調功能。
  11. 5. so as to get integrated defect from the filter image, this paper addressed the method to integrate the interlinked defects and not completed defect

    5 .為了從多融合后的缺陷圖中提取出每一個完整的缺陷,使了連區域缺陷合併和不完整缺陷合併的方法。
  12. Then the design methods of the parallel coupling sir band - pass filter has been discussed, and analysed the different characteristic of the sir resonator with the different impedance rate

    之後,sir的原理討論了平行耦合帶sir器的設計方法,並分析了不同阻抗比的sir器之間特性。
  13. We propose the joint filterbank precoders and decision feedback equalizers structure at first, by which the dispersive channel is equivallent into parallel independent flat fading subchannels such that the diversity gain of the receiver is increased. then we adopt the discrete - time ( dt ) canonical model to convert the problem of blind signal processing of tv dispersive channels into processing the time - invariant multi - channels model blindly, and discuss the problem of blind equalization and identification of tv dispersive channels based on this new model

    第一種是採器組聯合均衡方法將色散道等價為一組獨立的平坦衰落子道,以提高接收機的分集增益;另外一種是提出採離散正則模型將時變色散道的盲信號處理轉化為時不變多道模型的盲信號處理,並針對該模型對時變色散道的盲均衡與盲辨識方法進行了詳細討論。
  14. At last, the valid data based fast emd algorithm was proposed. chaper five aimed to the requirement of the emd based time - frequency analysis in the field of rotating machinery signal analysis and fault diagnosis. studied the method of rotatory speed prediction to improve the precision of complete period sampling of vibration signals in rotating machinery, then, discussed the phenomenon of mode fission in noise signal anlysis by emd and provided the filter method to weaken the phenomenon. after then, found a process to analysis the signals using emd - based method in the field of rotating machinery signal analysis and fault diagnosis

    第五章針對旋轉機械信號進行emd時頻分析的要求,提出了提高整周期采樣精度的預測演算法和適合於單片機計算的近似公式;論述了模態裂解現象,並過模擬信號和實際信號的研究,提出了使技術來減弱模態裂解現象的方法;給出了適合於旋轉機械振動信號基於emd時頻分析的工作步驟;研究了基於emd的旋轉機械振動信號自適應技術。
  15. Because multi - band wavelet can describe signal more delicately and more compactly than two - band wavelet, and multi - band wavelet can be derived from the infinite iteration of multi - channel filter banks. by means of a detailed discussion for a effective design method of linear phase pr iir filter banks, the author obtain that the method is only fit for two - channel filter banks, but ca n ' t be extended to arbitrary m - channel ( m > 2 ) filter banks

    由於m帶小比2帶小分析信號更細致、更緊湊,而m帶小可由迭代的m器組獲得,所以本章分析了一種兩道線性相位完全重構無限脈沖響應器組的有效設計方法,希望可推廣於m ( m 2 )道。
  16. Furthermore, i analysis the international market which is the international part of the thesis. with the help of filter analytical method, i make a dividing assumption about the period of time in shanghai stock index and developed countries " share indexes and check up by granger - causality test and co - integration analysis

    繼而進入了本文的國際部分:過使分析的手段對上海證券市場綜合指數與世界發達國家股指的聯動時段提出劃分假設,然後過granger - causality檢驗以及協整分析加以驗證。
  17. Firstly, frequencies of each mode shape are gained through frequency spectrum analysis of time domain signals of key points. secondly, time domain signals, which correspond to structural mode shapes, are gained through band - pass filter technology. lastly, the corresponding mode shapes of each natural frequency are constructed by using time domain signals, which are processed by band - pass filter technology

    該方法的基本思想是先過對關鍵點處時域信號進行譜分析得到結構各階振型對應的固有頻率,然後過帶技術得到結構關鍵點在每階固有頻率下對應的時域信號,最後后時域信號構建結構在每階固有頻率下對應的振型。
  18. Svc ( tcr ) is adopted reactor in series with thyristor controlled by trigger to absorb reactive power, at the same time, equipped with harmonic filter in order to mitigate harmonic

    Tcr靜止型動態無功補償裝置過對串聯于電抗器迴路上的可控硅電路實施有效控制從而達到控制電抗器吸收的無功功率,同時採器支路進行諧的綜合治理。
  19. This thesis introduced the parallel and cascade architecture in chapter 6. a 16 - channel filter bank is designed. it also present the result of this thesis according to the software of matlab and pspice

    第六章介紹了串列和并行的器組結構,給出了論文設計的16器組,並給出了論文matlab和pspice作的相應模擬結果。
  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:導分支器雙工器和準平面e面導雙工器;並且選不同的器形式來實現器:4耦合器設計出相對帶寬為2的窄帶器,而相對帶寬僅為1的極窄帶器是採過正面器來實現的。
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