濾波器校正 的英文怎麼說
中文拼音 [lǜbōqìjiàozhēng]
濾波器校正
英文
filter correction- 濾 : 動詞(除去液體雜質) filter; strain
- 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...
- 器 : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
- 校 : 校名詞1. (學校) school 2. (校官) field officer3. (姓氏) a surname
- 正 : 正名詞(正月) the first month of the lunar year; the first moon
- 濾波器 : [電子學] electric filter; (electric) wave filter; filter
- 校正 : check; correction; adjust; revise; proofread and correct; rectify; calibrate; make true; master c...
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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模式下fh - mpsk和fh - 4dqpsk系統中各個模塊的設計,這些模塊包括:上下變頻器、奈奎斯特濾波器、信號到達檢測、插值模塊、通用環路、各環路誤差提取方法、初始相位校正和tcm編譯碼。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,液浮擺式加速度計的工作原理和數學模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、帶通濾波、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。The basic technologic scheme on microwave transmission, currently maturate and advanced microwave transfer technology and equipment, efficiency slot gap antenna, character quality filter, mixer, exact crystalloid concussion apparatus, power backspacing technology, pre - distortion adjustment. furthermore, the technologic schemes practicing using multilevel microwave transfer technology in some areas such as lengshuijiang is introduced in the paper
採用了當前比較成熟、先進的微波傳輸技術和設備,如高效的縫隙天線、高品質濾波器、混合器、高精密的晶體震蕩器、功率回退技術、預失真校正技術,結合工程實際,設計了湖南電廣網路33家合資公司的mmds無線微波數字電視覆蓋的基本技術方案,和個別地區(冷水江市數字微波工程)的多級微波傳輸的具體技術方案。At secondly, for depressing the noise in ir images, we make a deep research in median filter and it ' s algorithm architecture, then we present a improved method based on the control bit look ahead structure and implement it in fpga. at last, we resolved the data communication problem in the multiprocessor ir image processing system and and complete the system debug
然後,針對校正後圖像中噪聲干擾的問題,深入研究了中值濾波的特性和演算法結構,提出了具有超前控制位的max - min中值濾波器的改進結構,在現場可編程門陣列fpga上設計實現了該中值濾波器,並進行了驗證。Geometrical product specifications - surface texture : profile method - metrological characteristics of phase correct filters iso 11562 : 1996 ; german version en iso 11562 : 1997
產品幾何量規范.表面結構:輪廓法.相位校正濾波器的計The error accumulation caused by the errors of modal vectors is banished and an emendation to the classical modal model is conducted, due to the extraction of the independent contribution of each mode by means of the orthogonality of the modal filter
通過對離散模態濾波器的改進,避免了載荷重構階段模態向量誤差引起的載荷識別誤差積累,從而實現了對經典載荷識別模態模型的校正。One dimension river flow roughness parameter inverse analysis kalman filter is introduced into the model to solve stochastic error in observed data. applying kalman filter automatism revising system, dynamic roughness course is obtained. using dynamic roughness course the model result precision is improved, it is more consistent with observed data
對於一維河道糙率參數反分析,針對觀測資料存在的隨機誤差,引進卡爾曼濾波器的自動校正系統,求解出河道糙率變化的動態過程,使用動態糙率計算,明顯改善模型的模擬精度,使模擬過程和觀測過程很好吻合。Realization of the wide - band shaping filter in baseband is carefully analyzed, and then a low - cost realization method is brought forward. furthermore, through shaping filters, i / q route self - synchronization and compensation and revise of the nonlinearity and the imbalance of amplitude and phase of the modulation circuits are advanced
分析了基帶寬帶數字成形濾波器的實現難點,提出了低代價的實現方法,並利用成形濾波器解決了調制端i / q自動同步,調制電路的各種非線性和幅相不平衡的補償校正等問題。The algorithm of strapdown inertial navigation system is also discussed and then use the flight - track generator to give a simulation, since a closed loop feedback integrated navigation system is designed in this paper, and the output of the filter must feed back to the strapdown inertial navigation system, the analysis of the algorithm in strapdown inertial navigation system is important. the scheme to design the trajectory of gps and the simulation of gps constellation are then studied, the simulation of gps constellation is given from the calculation of vernal equinox base on the principle of celestial mechanics, this method of different from other methods given by other paper and is useful to the research of satellite navigation system. a new method to abstract noise modal in integrated navigation system is proved to be useful in practice, this method, which is given by use the principles of stochastic processes, statistics, time series analysis, and system identification, is suitable for the kalman filter in integrated navigation system
如航跡產生器的設計,該航跡產生器是研究組合導航問題的前提,從國外一些研究組合導航系統的文獻中可以看出,設計這樣一個航跡產生器是非常必要的,所以本文自行設計了這樣一個系統;還討論了捷聯慣性導航系統中捷聯解算的方法,並進行了模擬研究,由於在本文設計的閉環反饋式組合導航系統中,對捷聯慣導系統的平臺誤差進行閉環控制,需要將濾波器輸出的校正量反饋到捷聯解算內部,所以必須對捷聯解算進行深入的研究和分析,更何況捷聯解算問題本身也是導航界的一個熱門研究課題;另外,本文還介紹了gps軌道及其星座模擬的設計思想和方案,與以往gps軌道和星座模擬不同的是本文從天體力學中計算春分點開始,逐步進行gps軌道及其星座模擬,這樣的設計方法對從事衛星導航的研究工作是有價值的;還對組合導航中誤差建模方法進行了研究,綜合運用隨機過程、概率統計、時序分析及系統辯識等方面的理論提出了一套適合組合導航卡爾曼濾波的誤差建模方法,並運用實際研究工作中的測量數據對該方法進行了驗證。The self - tuning white noise wiener estimators and information fusion self - tuning white noise wiener estimators are presented, and self - tuning wiener filter and wiener deconvolution filters for signals are also presented
提出自校正白噪聲wiener估值器和信息融合自校正白噪聲wiener估值器,以及信號自校正wiener濾波器和wiener反卷積濾波器。Unified self - tuning wiener state estimators are presented, which can handle the state filtering, smoothing and prediction problems in a unified framework, and their applications to the self - tuning tracking filters are given
提出了統一的自校正wiener狀態估值器,它可統一處理系統狀態的濾波、平滑和預報問題,並給出了在自校正跟蹤濾波器中的應用。A kind of nonlinear differential filter for the phase compensating, and the other filter basing on the phase and amplitude compensating are introduced in the paper. the filter designed is simulated by matlab and debugged in scm
為此研究了非線性微分校正,能產生相位超前,用於補償濾波器的相位滯后且不增加高頻增益,后又提出基於相位與幅值補償的濾波器的設計。Based on online parameter estimation of the arma. innovation models, using the modern time series analysis method, the several self - tuning kalman tracking filters are presented, where the three different algorithms of the kalman tracking filter gains are used
基於arma新息模型參數的在線估計,應用現代時間序列分析的方法,提出了若干自校正kalman跟蹤濾波器,其中,應用了求kalman跟蹤濾波器穩態增益的三種不同演算法。Geometric distortion is traditionally corrected by an image resampling operation which is applied as a post - processing step to pfa. the scene size limits of pfa presented by range curvature qpe, can be alleviated by using an efficient image domain space - vairant post - filter
通常採用圖像域插值的方法校正幾何失真,而利用空變濾波器使散焦的點重新聚焦,這些校正方法可以減輕距離彎曲對成像范圍的限制。Applications of their to self - tuning filtering are given, where the steady - state kalman tracking filter with the position and velocity measurements, and multivariable self - tuning tracking predictor, filter and smoother are presented
給出了它們在自校正濾波中的一些應用。其中包括帶位置和速度觀測的穩態kalman跟蹤濾波器和多變量自校正跟蹤預報器、濾波器和平滑器。In the fifth chapter, the performance of transconductor - capacitor ( gm - c ) continuous time filter is discussed. due to process variation and parasitics, an automatic tuning is designed for center frequency and quality factor q. also, in this chapter, a two order bandpass filter with tunable is designed. the effects on filter ' s performance of the non - idealities of a cmos ota are studied and the computer simulations at the mos transistor level are carried out
第五章討論了跨導電容連續時間濾波器的性能特點,設計了一個中心頻率可調的二階帶通濾波器,為了使濾波器參數自動調整到設計標準值,從而保持其設計值的實現精度,論文給出了片內自校正(可調諧)環節。Also discussed the methods on how to realize the cwt both in time - domain and frequency - domain and how to design the gm - c bandpass filter used in realization of cwt. in order to optimize the performance of gm - c filter, linearization techniques are investigated and proposed. due to process variation and parasitics, an automatic tuning is designed for center frequency / 0 and quality factor q also, in this thesis, 16 - channel analogue cmos cwt circuit has been realized
論文圍繞連續小波變換的模擬電路實現這一熱點問題,討論了連續小波變換的時域和頻域實現方法;具體分析了并行結構與串列結構的優缺點;研究了頻域法中的跨導-電容帶通濾波器的設計;給出了改善跨導輸入級傳輸特性的線性程度並擴大線性范圍的具體方法;設計了片內自校正(可調諧)環節使濾波器參數自動調整到設計標準值;最後給出了16通道濾波器組實現小波變換的方法。2. the real - time processing technique of strong ground motion data is studied in this paper. based on the research of kanamori etc., the relation between the design parameters of recursive filter and its corresponding low frequency cut - off frequency is obtained and quantitative phase adjustment is analyzed
本文在kanamori等人研究工作的基礎上,發展了一套強震觀測數據的實時處理技術,分析了遞歸濾波器設計參數q與所對應的低頻截止頻率f _ c以及相位校正的定量關系。An algorithm for constructing adaptive wavelet filters was proposed, and applied to multivariate calibration of the near infrared ( nir ) spectra
摘要實現了一種構建自適應小波濾波器的方法,並將其用於近紅外光譜數據的多元校正。The observed quantity of the sins / od is the velocity ' s differences between sins and od, and the sins / od also adopts a closed kalman filter to estimate and correct the errors
用捷聯慣導系統解算出的速度量和里程計所測量的速度量之差作為組合導航系統卡爾曼濾波器的觀測量,利用閉環卡爾曼濾波技術進行誤差估計與校正,並給出了系統模擬結果。分享友人