重合型濾波器 的英文怎麼說
中文拼音 [zhònggěxínglǜbōqì]
重合型濾波器
英文
double type filter- 重 : 重Ⅰ名詞(重量; 分量) weight Ⅱ動詞(重視) lay [place put] stress on; place value upon; attach im...
- 合 : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
- 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
- 濾波器 : [電子學] electric filter; (electric) wave filter; filter
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The switched capaci tor filter is the counterpart of the continue time analog filter " s sampling, it is more adapted to the miniaturization of the circuit and can realize the higher accuracy transfer function, especially the design of the cmos integrated sc filter based on the biquad have advantage of high accuracy, small area, low power consumption, simple architecture and easy to debug. it has important academic and practical means of the sc filter " s research and design
開關電容濾波器是連續時間模擬濾波器的采樣時間等效電路,更適合電路的小型化,同時也實現高精度的傳輸函數,尤其是基於雙二階的cmos開關電容濾波器設計具有高精度、面積小、低功耗和電路結構簡單,易於調試等優點,所以研究和設計開關電容濾波器有著重要的理論和實際意義。By use of coupling - of - modes model, this paper computers the characteristic impedance, then puts emphasis on the feedthrough effect which affects saw performance and some advice is given
本文就是順應軍用和民用技術需求進行的工作,通過耦合模模型求解了saw濾波器的特徵阻抗,由此重點研究了影響saw器件性能比較嚴重的電磁直通效應,並提出了改善措施。Target state estimater ( tse ) is an important and indispensable part of integrated flight and fire control system ( iffcs ). this article takes the ground mobile object as the study model. it established the system state equation and observation equation from the perspective of promoting system accuracy, simplifying the calculation and facilitating the engineering realization, the tse was set up by using the kalman filtering calculation method in the wake of linearizing the observation equation to make it adapt the precondition
目標狀態估計器是綜合飛行/火力控制系統中的一個重要組成環節,本文以地面機動目標為模型,從提高目標估計精度、簡化計算以及便於工程實現為出發點,建立目標的狀態方程及觀測方程,並對其進行線性化,利用自適應卡爾曼濾波演算法構造目標狀態估計器。Focused on the sine model of the speech signal creation, and finished the reconstruction by using it. at the same time, based on the knowledge of digital signal processing, reconstruction by harmonic correction and time variant digital filter was proposed
分析了語音信號產生的正弦模型,並在此基礎上完成了骨導信號的語音重構;與此同時,結合數字信號處理知識,分別用諧波修正和時變數字濾波器的方法,完成基於骨導信號的語音重構。As the traditional navigation system ca n ' t satisfy the requirements of the autonomous underwater vehicles ( auv ) navigation and position. we study a depthometer - doppler - aided strapdown inertial navigation system ( ddsins ) in combination of the developments of periodic navigation technique and some practical problem posed by the mathematical and variation of output data of doppler, furthermore, the digital simulation and semiphysica test are made to verify the validity of the algorithm, the main research work are as follows : design of the strapdown inertial navigation system of auv
由於傳統的導航系統很難滿足遠程水下航行器精確導航、定位的要求,本文在充分考慮使用特殊性的情況下,結合國內、外導航技術發展的實際狀況和發展方向,研究了水下航行器組合導航系統的誤差,重點解決了因多普勒輸出數據周期長和周期時變而給導航計算和濾波器設計帶來的問題,並進行了模擬和實物測試,模擬和實物測試結果表明本文所研究的設計方案合理,可以達到某型水下航行器導航、定位需要的精度。The basic operation principle of phase - locked frequency synthesizer and the type of circuits are expatiated systematicly in this paper. the principle of operation on sampling phase detector and some characteristics including the linear tracking and phase noise in phase loop circuits are analyzed deeply. the research is emphased on the theory and design method of circuits in the sampling phase - locked frequency synthesizer. then, the expansion capturing circuit is analyzed and designed for better performance of capturing loop circuits. at last, the loop filter is also analyzed and contrived taking account of effection of additional phase shift by the sampling - holder. the general research on the theory and technology of sampling phase lock in the paper will make a basement for the development of new product
本文系統的闡述了鎖相頻率合成器的基本工作原理及電路類型;較深入地分析了取樣鑒相工作原理及電路、鎖相環路的線性跟蹤特性和相位噪聲特性;重點對取樣鎖相頻率合成器電路理論和設計方法進行了研究;為了改善環路的捕獲性能,對擴捕電路進行了分析和設計,並用wewb32軟體對電路進行了模擬;考慮到取樣保持器的附加相移影響,對環路濾波器進行了分析和設計。To put into operation a large amount of non - linear load, make in harmony wave of rural power grids serious becoming in pollution, pass to rural local electric wire netting main in harmony analysis of wave source, put forward in order to restrain from insert rural power grids in harmony wave source voltage total in harmony wave distortion rate and the containing rate change last device number pulsating for increase of goal, increase the pulse of the current change device and install light specified value electricity active wave filter mix with passive wave filter near the harmonics source to control the wave in harmony
摘要大量非線性負荷的投運,使農村電網的諧波污染日趨嚴重,通過對農村地方電網主要諧波源的分析,最終提出了以限制接入農村電網的諧波源的電壓總諧波畸變率和各次諧波電壓含有率為目標的增加換流裝置脈動數,以及在諧波源附近裝設小額定值的電力有源濾波器配以無源濾波器的混合型電力濾波方式,以進行諧波治理。Then according to the emphasis of the design, went deeply into the theory of pll frequency synthesizers widely used, described pll ’ s working principle, structure and several types in detail, and made research and analysis of pll frequency synthesizers ’ phase noise, including the effect of the active loop filter on the phase noise, and give some methods to make improvement as well, such as changing loop filter form, reducing divide number, and increase phase detector frequency, etc. then paper introduced the principle character and phase noise analysis of direct digital frequency synthesizer ( dds ) and injection phase lock circuit, which are also important circuits in the design
論文首先對幾十年頻率合成器的發展進行概述,而後針對本次設計的重點,對應用較為廣泛的鎖相頻率合成理論進行了深入的探討,詳細介紹了鎖相環的工作原理、組成結構和鎖相類型,並對鎖相頻率合成器的相噪特性進行了研究分析,包括有源環路濾波器對于相噪的影響,提出了改善相位噪聲的幾點措施:改善環路形式、降低分頻數、增大鑒相頻率等。接著介紹了直接數字頻率合成器( dds )和注入鎖相電路的原理特點以及相噪分析,它們也是本次設計的重要電路。In the study of environment model - based processing, the thesis presents a signal enhancement method based on combination of the ocean acoustic propagation, measurement system and noise models. furthermore, a signal enhancement algorithm is developed on the basis of the model - based identifer ( mbid ) implemented by the the augmented gauss - markov process and corrsponding extended kalman filter
本文通過了對模基信號處理實現信號增強的理論研究,提出了一種利用傳播模型、噪聲模型和陣測量模型、並注重環境信息來實現水聲信號增強的方法,繼而實現了基於增廣高斯?馬爾可夫過程和相應的擴展卡爾曼濾波聯合的模基辨識器的信號增強演算法。At present, superconductor filter subsystems have been deployed abroad in the field of mobile communication and offered exceptional commercial performance. the design of hts filters is a comprehensive problem of network analysis. according to the condition of calculation and practical size of superconducting films, we configured compacted forward - coupled microstrip filter, with the aid of tumic and sonnet software
高溫超導濾波器的設計是一個網路綜合的問題,根據我們目前的設計條件和超導薄膜的尺寸因素,我們選用了結構緊湊的前向耦合型電路設計,應用tumic和sonnet模擬軟體,設計了用於移動通訊頻段的高溫超導濾波器,並對幾個重要參數進行了實驗測試和分析。In the last few years, the polution and harm of harmonic hi the power system is becoming more and more serious. the lc passive filter that is used widely ca n ' t satisfy the new demands of harmonic filter. the combined system of shunt lc passive filter and active power filter are put forward, and this paper focus on the following four aspects. 1
近年來,電力系統諧波的污染和危害日趨嚴重,而國內普遍使用的lc無源濾波器逐漸不能適應濾波的新要求,本文提出了與可變參數lc濾波器混合使用的並聯型有源電力濾波器系統,並著重研究了以下幾個主要問題: 1 、 lc無源濾波器(主要是高通濾波器)參數調節對阻抗特性和無功補償的影響。The designs and realizations of the representative radio frequency modules, such as power attenuator, directional coupler, filter, small signal amplifier and oscillator, were emphasized
重點分析了典型射頻模塊電路(如:功率衰減器、定向耦合器、濾波器、小信號放大器和振蕩器)的設計和實現。This paper proposes the system and structure of the software for modifying the terminal trajectory through millimeter wave fuze detector. especially, it discusses the selection and design of the filters in the system and constructs the mathematical model of mobile targets. the method makes the reliability of the design of the system software reinforced greatly. meantime, the paper provides a relatively new idea of improving the precision of millimeter wave fuze detector and efficiency of fuze - warhead coordination
探討了引信探測器末段彈道修正軟體的體系結構,並將其主要構成部分一一做了介紹,重點對系統中濾波器選取、設計和構建目標機動數學模型方面進行了詳細的探討,使得系統軟體體系設計的可靠性大為增強,為提高引信探測器的精度和引戰配合效率提供了?種較新的思路。Abstract : this paper proposes the system and structure of the software for modifying the terminal trajectory through millimeter wave fuze detector. especially, it discusses the selection and design of the filters in the system and constructs the mathematical model of mobile targets. the method makes the reliability of the design of the system software reinforced greatly. meantime, the paper provides a relatively new idea of improving the precision of millimeter wave fuze detector and efficiency of fuze - warhead coordination
文摘:探討了引信探測器末段彈道修正軟體的體系結構,並將其主要構成部分一一做了介紹,重點對系統中濾波器選取、設計和構建目標機動數學模型方面進行了詳細的探討,使得系統軟體體系設計的可靠性大為增強,為提高引信探測器的精度和引戰配合效率提供了?種較新的思路。In this paper, we describe the study background, meaning and methods of passive acoustic detective network, summarize the basic theories and methods of target tracking and data association, analyze some tipical data association algorithms include the nearest neighbor algorithm ( nn ), probabilistic data association filtering ( pdaf ), joint probabilistic data association filtering ( jpdaf ), multiple hypothesis tracking ( mht ), and multidimensional s - d assignment algorithm. 2. in detective network, sometimes a surveillance region have only single sensor
從整體上描述了無源聲音探測網路的研究背景、意義、基本框架和研究方法,概述了目標跟蹤與數據關聯的基本理論與方法,重點分析了幾種典型的數據關聯方法,包括最近鄰方法、概率數據關聯濾波器( pdaf ) 、聯合概率數據關聯濾波器( jpdaf ) 、多假設跟蹤( mht )以及多維s - d分配演算法。分享友人