濾波模式 的英文怎麼說

中文拼音 [shì]
濾波模式 英文
filtered model
  • : 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...
  • : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
  • : 名詞1 (樣式) type; style 2 (格式) pattern; form 3 (儀式; 典禮) ceremony; ritual 4 (自然科...
  • 模式 : model; mode; pattern; type; schema
  1. 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糊問題。然後對fmicw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,並對兩者不同的時域性能進行了比較,並對二者的差異進行了分析。
  2. Chapter 3 discusses the modules used in the fh - mpsk and fh - / 4dqpsk systems. these modules include : duc / ddc ( digital up converter / digital down converter ), nyquist flitter, burst start detection, interpolation module, pll ( phase locked loop ), pll error extraction, initial phase correction and the coding and decoding for tcm

    第三章主要討論了跳頻下fh - mpsk和fh - 4dqpsk系統中各個塊的設計,這些塊包括:上下變頻器、奈奎斯特器、信號到達檢測、插值塊、通用環路、各環路誤差提取方法、初始相位校正和tcm編譯碼。
  3. In order to eliminate the influence of the output filter capacitor current on the grid current, a novel control strategy for the grid - connected inverter in grid - tied and off - grid modes is proposed. the control strategy can also realize seamless transfer between grid - tied and off - gird modes. the grid - connected inverter can supply power to the critical load when the grid is off

    本文針對傳統並網控制策略進網電流受輸出電容電流影響的問題,提出了一種新的並網控制策略,該控制策略能基本消除輸出電容對進網電流的影響,實現獨立與並網兩之間的無縫切換,對關鍵負載起不間斷供電的作用。
  4. Second, we discuss the influence of environmental referance potential temperture and thermal wind on mesoscale symmetric instability. we find the expression of disturbance stream function and criterion of symmetric instability by analytical method and conclude that change caused by environmental referance potential temperture with height and thermal wind make critical richardson number and disturbance critical half - wave length of symmetric instability larger, that is to say, they benefit the occurance of symmetric instability. third, we study nonlinear perturbation analysis of mesoscale vertical circulation and evolution equation by means of f - plane. non - hydrostatic balance and filiter model

    第二,討論了環境位溫與熱成風因子對中尺度對稱不穩定的影響。運用解析的方法求出了擾動流函數的表達和對稱不穩定的判據,發現環境參考位溫隨高度的變化與熱成風因子使得對稱不穩定臨界理查遜數及擾動的臨界半長都變大,這有利於對稱不穩定的發生。第三,採用f平面、非靜力平衡、,討論了中尺度垂直環流非線性攝動分析及演變方程。
  5. The journal of physiology, 1968, 195 : 215 - 243. 15 zhu s c, wu y n, mumford d b. frame : filters, random fields and maximum entropy - towards a unified theory for texture modeling

    對前一個問題,我們首先針對文檔圖像中的典型紋理,找到了一組最有代表性的器和統計特徵,由此構成演算法所需的紋理特徵。
  6. The input signals pass through the prepositive circuit which transforming the measured signals ( voltage or current ) into small voltage signals, the signal adjust circuit consist of programmable - gain amplifier and filter, and digital signal processor tms320lf2407 for data acquisition and processing in turns. provide the measuring results on lcd module. and also can transfer data to the pc ’ s rs232 for farther analyse

    採用前置電路將被測信號(電壓或電流)變換為小電壓信號,經過信號調理電路對信號進行程控制放大和后,通過tms320lf2407實現信號的數據採集、信息處理和計算,將測量結果通過液晶塊顯示,還可經過rs232介面與計算機進行數據傳輸,做進一步的分析和應用。
  7. The focus is placed on the investigation of the standard of the encoding algorithm for mpeg audio layer iii, and the analysis of the major four modules in the compression algorithm, including encoding of subband filter bank, psychoacoustics model, quantification and huffman coding, frame packing

    重點研究了mpeg音頻第層編碼的演算法標準。詳細分析了壓縮演算法中的四個主要功能塊:子帶器組編碼,心理聲學型,比特流量化與霍夫曼編碼,幀數據流格化。
  8. This paper starts the research of the liquid floated pendulous accelerometer testing system according to the engineering. at first, this paper gives the brief introduction of the history and present status of accelerometer and its testing technology, the working principium and math model of the liquid floated pendu - lous accelerometer, and then, decides the binary width pulse force retrim loop as the design proposal of testing system, researches the transfer function of every part in the system emphasizly, analyses the stability of the whole accelerometer testing system from the angle of control theoretics by the open loop transfer function of system, and designed the correcting net, analyses the basal problems such as resolution, sampling restraint, precision and so on, designs the hardware testing circuits such as preamplification, band - pass filter, alternating amplifier, phase sensitive demodulatorn, pulse - width modulation, frequency scale circuit, moment current generator. finally, using the graphics program language labv - iew which is designed for testing field especially by ni accomplishes the solfware design of testing system, realized the testing functions

    首先對加速度計及其測試技術的發展歷史和現狀,液浮擺加速度計的工作原理和數學型等作了簡要的介紹,然後確定了以二元調寬脈沖再平衡測試迴路為設計方案,並從控制理論的角度進行了分析,著重研究了系統中各部分的傳遞函數,利用系統開環傳遞函數分析了系統的穩定性,同時設計了系統的校正網路;分析了二元調寬脈沖再平衡測試迴路的解析度、采樣約束以及測試精度等基本問題,並按照系統分析的結果設計了包括前置放大、帶通、交流放大、相敏解調、脈寬調制、頻標電路以及力矩電流發生器等測試系統各部分硬體電路,驗證了電路的正確性,最後按照測試系統的要求,採用了美國ni公司專為測試領域所開發的虛擬儀器工具? ? labview作為測試軟體開發工具,利用該圖形化編程語言完成了測試系統軟體部分的設計,實現了測試功能。
  9. The simulation result has indicated that using the method of two - value filter can solve the question perfectly, and the question is the edge discontinuity of traditional image classify base on region ; the image fusion which make use of edge gradually change is sententious and efficient ; the color image reinforcing which realized by grey statistics histogram equalization method has reduced the need of environment brightness in virtual photographing system

    擬結果表明,利用二值處理較好地解決了傳統的基於區域的圖象分類中的邊緣不連續的問題;利用邊緣漸變方實現的圖像融合簡潔有效;由灰度統計直方圖均衡所實現的彩色增強處理降低了虛擬照相系統對環境照度的要求。
  10. Design of current - mode filters based on electronically tunable doccii

    的電流連續時間
  11. Thirdly, an ideal satellite orbit is simulated, and on this foundation, we establish some typical simulation and testing circumstances. lastly, after simulation in the simulation and testing circumstances, we compare the performance of ukf and ekf. and then, based on the outdoor experiment of the vehicle, an analysis and contrast between our simulation results and commercial data process software is carried out, and the conclusion is obtained

    首先在第三章提出的目標運動型的基礎上建立了系統狀態方程;其次簡要分析了衛星導航系統中的各類誤差,建立了基於偽距觀測量的系統觀測型;第四節利用yuma格歷書數據擬了未受攝動影響的衛星軌道,並在此基礎上建立了幾種典型的動態擬測試環境;第五節為擬分析和比較,先對ukf演算法和ekf演算法在動態擬測試環境中進行了擬比較,然後針對外場試驗,對非線性獲得的定位結果與商業軟體進行了分析比較,並得出結論。
  12. Since low voltnge, low power cmos analogy circuit and current - mode analogy integrated circuit have so many advaotages, it has become most appealing for vlsi t6chnique theorotical scholar and design engineel filter is an important unit of analog integrated circuit, whose structue construction and design method can estend to the design of large scale " ana1og integrated circuit.

    低電壓、低功率cmos擬電路與電流集成電路由於具有諸多的優點而成為當前vlsi技術理論工作者和設計工程師所關注的熱點。器作為擬集成電路的重要單元,其結構生成方法和電路設計方法可推廣至大規集成電路設計,具有重要的參考價值和實際應用價值。
  13. To utilize the advantages of dsp chips, the system should be computing sources economical. according to digital signal processing theory, the poly - phase fir can help reduce the workloads of the ddc / duc. therefore, adding the complex carrier mixers, the channelization system ( a method of using a single wideband facility to transmit many relatively narrow - bandwidth signals. by subdividing the frequency spectrum used in the wideband channel ) can be formed utilizing the characters of fft

    為了使開發出的軟體可以適用於高速dsp器件開發,節省系統資源,課題首先從數字信號處理的理論進行分析,得出可以利用抽樣率轉換的數字器的特點,即多相實現數字上下變頻計算負擔的減小,之後進一步將多相器與頻譜搬移部分結合,通過公的推導,得出可利用快速傅立葉變換的特點實現多路信號的通道化發射和接收的處理型。
  14. To decimators of multi - level system designed based on the hb filter and cic filter, analysis of the filter design parameters involved, whose theory applied to multi - level cic filter of design, and designed half band filter with distributed algorithms. compared to the simulation results. these advanced algorithms applications, and further increase hardware efficiency and operating speed

    對于基於積分梳狀( cic )器和半帶( hb )器的多級系統設計的抽取器組,分析了器設計中所涉及的各個參數,將剪除理論應用於多級積分梳狀( cic )器的設計中,並且採用分散演算法( da )來設計半帶( hb )器,並對擬結果進行比較,這些先進演算法的應用,進一步提高了硬體效率和運行速度。
  15. The equations of the mean value functions and the covariance functions are established for dynamical systems whose inputs are fuzzy stochastic processes. an existence and uniqueness theorem of ito fuzzy stochastic differential equations is proved, some explicit representations of solutions and the equations of statistical characteristics are deduced for linear fuzzy stochastic differential equations, and numerical methods to nonlinear fuzzy stochastic differential equations are proposed, the conditions for stability and observability of fuzzy linear systems are derived. the kalman filter algorithms of linear fuzzy stochastic systems are brought forward

    主要成果包括:提出了糊隨機變量協方差和反向協方差的概念;研究了二階糊隨機變量的均方收斂性,並在此基礎上得到了均方糊隨機分析、平穩糊隨機過程及其譜分解的若干定理;根據均方糊隨機分析理論,得到了輸入為糊隨機過程的線性系統的輸出輸入統計特徵關系方程;證明了ito型糊隨機微分方程解的存在唯一性,並給出了ito型線性糊隨機微分方程解的表達,統計特徵方程以及非線性糊隨機微分方程的數值解法;得到了糊線性系統的穩定性和可觀性條件、線性糊隨機系統統計特徵方程和線性糊隨機系統的kalman演算法;研究了當觀測值是糊數據時,線性回歸型的建立。
  16. The paper studies the theory and coding methods of the low bit rate video recommendation h. 263 + detailedly, realizes real - time software codec based on h. 263 + under linux os, furthermore, finishes some negotiable coding options which can observably improve the coding efficiency, such as advanced prediction mode, advanced intra coding mode, deblocking filter mode and modified quantization mode

    263 +的原理和編碼方法做了深入的研究,軟體實現了基於h 263 +標準的視頻編譯碼器在linux操作系統下的實時編解碼,並實現了能顯著提高編碼效率的幾種可選編碼,主要包括先進預測、先進幀內編碼、塊邊界濾波模式和改進量化等。
  17. Can communication protocol use pelican mode of can2. 0b protocol, the format of message is extended frames

    Can總線通信採用can2 . 0b協議中的pelican。報文格為擴展幀格,驗收為單
  18. The generalized fuzzy enhancement method extend the gray level range of the original image, and a canonical form of membership function in the stage of fuzzy enhancement is presented which remains the advantages of the original fuzzy enhancement and the gray level transformation while transforming the membership function of the gray scale to [ 0, 1 ]

    這種新的圖像增強方法包括三個階段,即圖像糊增強和灰度級變換,擴大了原始圖像灰度等級的范圍,在保留了原有糊增強方法和灰度變換優點的同時,規范化了糊增強環節中灰度隸屬度函數的形
  19. Completed the initialization of can parameter for the communication card and conversion card by compile setting program. designed communication program to actualize the supervision and control of programmable logic controllers by upper computer

    使用專用can介面庫函數編寫設置程序完成了對介面卡、 can485轉換卡的can參數(如、通訊、驗收碼和屏蔽碼等)的初始化設定。
  20. First, being based upon kalman filter, extended kalman filter formulas was established ; second, with using extended kalman filter in non - linear dynamics system maximum likelihood identification method, the self - contained formulas of estimating parameter was established ; third, according to the air layout of the missle, the aerodynamic parameters identification calculating model was gained, with applying to the non - linear dynamics system maximum likelihood identification method ; finally, with using the calculating model, the aerodynamic parameters were gained. the results which were gained from the calulating model were almost consistent with which were gained from the wind tunnel experiment. thus, it was viable to use the method to estimate the aerodynamic parameters

    首先,以卡爾曼為基礎,將其推廣于非線性動力學系統,建立了廣義卡爾曼;其次,把廣義卡爾曼應用於非線性動力學系統最大似然演算法和非線性動力學系統最大似然遞推演算法中,建立了各自的參數估計完備算;再其次,以所建立的傾斜穩定導彈空間運動數學型為基礎,根據該導彈的氣動布局,推導並建立了該導彈空間運動數學型,將最大似然遞推演算法應用其中,建立了導彈氣動力參數辨識的數學型;最後,利用該型,估算出了氣動力參數,所得結果與風洞實驗數據基本吻合,從而認為採用此方法是可行的。
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