高階濾波器 的英文怎麼說
中文拼音 [gāojiēlǜbōqì]
高階濾波器
英文
higher order filter- 高 : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
- 階 : 名詞1. (臺階) steps; stairs 2. (等級) rank 3. [醫學] (耳蝸的三個螺旋管的任一個) scala 4. [數學] order 5. [地質學] stage
- 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
- 高階 : high [higher] order高階導數 higher derivative; higher order derivative; derivative of higher orde...
- 濾波器 : [電子學] electric filter; (electric) wave filter; filter
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When high - bandwidth star sensor measurements are available, according to the singer tracking model, the full angular acceleration is modeled as a first order markov process while the use of the attitude dynamics is totally avoided
在能夠獲得高頻星敏感器測量的情況下,針對模型不確定問題,提出了一種基於singer模型的新的濾波演算法,把角加速度建模為一階馬爾科夫過程,從而避免了使用姿態動力學模型。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。And i finished the layout design, chip test of line driver and equalizer in 2. 5gbps baseband copper cable transceiver and equalizer in the 1. 5gbps sata transceiver respectively. the main improvements and innovations in this thesis are as follows : 1 、 to design an analog equalizer tuned on - chip for 2. 5gbps baseband copper cable transceiver ; 2 、 to present an adaptive equalizer for 1000base - cx transceiver ; 3 、 to present an auto - gain control amplifier used in the adaptive equalizer for the 1000base - cx transceiver ; 4 、 to present an adaptive continuous - time gm - c filter in very high frequency for the adaptive equalizer for the 1000base - cx transceiver
論文主要的改進和創新有: 1 、設計了適用於2 . 5gbps基帶銅纜收發器系統片上可調的模擬均衡器電路; 2 、提出了一種新的適用於千兆以太網基帶銅纜收發器系統的自適應均衡器結構; 3 、設計了甚高頻自動增益控制放大器; 4 、設計了一種適用於千兆以太網基帶銅纜接收器均衡的自適應甚高頻連續時間gm - c二階帶通濾波器。In active section, in order to meet performance of out put power above 10dbm, the power amplifier module of ka - band is fabricated by using hmc283 to achieve the 14db conversion gain. there are five parts that include of waveguide - to - microstrip ? mixer ? filter ? power amplifier and waveguide - to - microstrip. input signal ' s power is 10dbm, after it pass waveguide - to - microstrip, it ' s frequency is escalate from 30ghz to 35ghz
該組件由五個部分組成:功率為10dbm信號經過波導? ?微帶過渡,然後混頻,濾波將30ghz提高到35ghz濾除不需要的諧波鏡頻以及三階交調信號,為了彌補混頻濾波的變頻損耗,加一級功率放大器,此放大器採用hittle公司hmc283晶元,此上變頻放大組件完成了上變頻?濾波?放大功能。We design the qmf based on the criteria of minimum frequency bandwidth and the qmf that possess linear phase, and give a example of a signal decomposed and restructured. 4. in the research of channel dropping filters, we use 5 rank butterworth filter to approach the digital filter. we design lc unpower netwok and rc power network. we manufacture lc lowpass and highpass filter , and test their performance ; we simulate the appliance of the channel dropping filters in the system
4 .在頻帶分割濾波器的設計方法中,用5階巴特沃斯濾波器逼近最小頻寬正交鏡像濾波器,對無源和有源濾波器進行了模擬設計;設計並製作了無源lc低通和高通濾波器,測試了它們的性能;並對分割濾波器在系統中的應用進行了計算機模擬。Then, the fundamental principles on log - domain integrator, the influences of relevant non - ideal factors and the ways of compensation are discussed in detai1, simultaneously, pspice s imulation results are presented, the results are in accord with theoretical analysis. base on above discussions, the state - space synthesis method of log - domain filter is introduced in length, it is showed that the method has a advantage, i
在以上討論的基礎上,詳細地介紹了對數域濾波器的狀態空間綜合法,並說明這種方法使電路結構與狀態空間描述之間具有一一對應的關系,是一種系統的方法,適于設計具有傳輸零點的網路函數和高階濾波器。In the last section, as the design methods of high - order current - mode integrated filters, the equivalent circuits and the multi - loop feedbacks are systematically expounded
最後本文詳細介紹了高階電流模式濾波器的系統方法,闡述了等效電路替代法和多環反饋法,給出了設計的具體步驟。Many kinds of filters are presented in this paper, e. g. adaptive transversal filter , direct two - order iir filter, lattice iir filter, high - order iir filter and adaptive sampling filter. because these filters have some limitations and defects, the adaptive filter of other structure is discussed in the paper
論文研究了窄帶干擾抑制的幾種濾波技術,主要有自適應橫向濾波器、直接結構的二階iir型濾波器、格型結構的iir型濾波器、高階iir濾波器以及自適應采樣濾波器。This paper presents a model of cosine basis functions neural network based on bp algorithm, discusses the relation between the algorithm of neural network and amplitude - frequency characteristic about the linear phase fir filter, introduces the convergence condition of neural network algorithm, and studies the optimal design example about the high - order fir double - band - pass filters
提出了一種基於bp演算法的正弦基函數神經網路模型及演算法的收斂條件,研究了該神經網路演算法與fir線性相位濾波器幅頻特性的關系,給出了高階雙通帶濾波器的優化設計實例。In this proposed algorithm, the phase rotation can be compensated using higher order statistics, nonlinear transform of equalizer outputs, and decision feedback algorithm, the faster convergent speed can be obtained by introducing sign algorithm, and the mse can be reduced via employing decision feedback equalization algorithm
該演算法充分利用高階統計量所包含的相位信息、均衡器輸出信息的非線性變換及判決反饋演算法來補償相位旋轉;利用符號演算法可以減少計算量的特點來加快收斂速度;利用判決反饋濾波器的性能來減小均衡器輸出的均方誤差。Abstract : since piezoelectric resonant filter can not effectively prohibit higher - frequency harmonic, the mechanism of this problem has been discussed by means of a specific example which shows that there exists lots of undesirable resonant frequencies of piezoelectric that would let pass undesirable signals. to solve this problem , an ameliorated electrostatic mechanical resonant filter is proposed and a specific case is demonstrated. the example of electrostatic resonant micro - bridge asserts that by adjusting the gap of exciting capacitance the higher - frequency vibrating model of micro - bridge cannot be excited based on orthogonal character of intrinsic vibrating shape of micro - bridge, so that this kind of resonant filter can effectively filter out undesirable higher - frequency harmonic
文摘:提出壓電諧振濾波器不能很好地濾除高頻諧波的問題,結合一個具體例子理論推導了壓電諧振濾波器存在許多干擾諧振頻率,從而不能有效濾除一些特定頻率的干擾信號.為了解決這個問題,提出一種改進型的靜電激勵諧振濾波器.為了說明其可行性,具體分析了改進型雙端固支微梁靜電激勵諧振濾波器,理論推導證實基於雙端固支微梁的各階振型正交的原理,通過適當調整激振電容的間距,雙端固支微梁的高階振動模態受到很好的抑制,因此這種諧振濾波器可以有效阻止濾波器中心頻率的高頻諧波的通過Since piezoelectric resonant filter can not effectively prohibit higher - frequency harmonic, the mechanism of this problem has been discussed by means of a specific example which shows that there exists lots of undesirable resonant frequencies of piezoelectric that would let pass undesirable signals. to solve this problem , an ameliorated electrostatic mechanical resonant filter is proposed and a specific case is demonstrated. the example of electrostatic resonant micro - bridge asserts that by adjusting the gap of exciting capacitance the higher - frequency vibrating model of micro - bridge cannot be excited based on orthogonal character of intrinsic vibrating shape of micro - bridge, so that this kind of resonant filter can effectively filter out undesirable higher - frequency harmonic
提出壓電諧振濾波器不能很好地濾除高頻諧波的問題,結合一個具體例子理論推導了壓電諧振濾波器存在許多干擾諧振頻率,從而不能有效濾除一些特定頻率的干擾信號.為了解決這個問題,提出一種改進型的靜電激勵諧振濾波器.為了說明其可行性,具體分析了改進型雙端固支微梁靜電激勵諧振濾波器,理論推導證實基於雙端固支微梁的各階振型正交的原理,通過適當調整激振電容的間距,雙端固支微梁的高階振動模態受到很好的抑制,因此這種諧振濾波器可以有效阻止濾波器中心頻率的高頻諧波的通過At first, the fundamental theories and realization methods of main parts of high purity frequency source in x band object simulator of vehicle - carried phased - array radar, such as phase - locked - loop, step recovery frequency multiplier, dielectric band - pass filter and micro strip band - pass filter are introduced in detail in this paper
本文一開始洲門針對機載相控陣雷達目標模擬器中的高純本振源的實現,詳細地介紹了瑣相環、階躍管倍頻器、介質帶通濾波器和微波帶通濾波器的基本原理及其實現方法。In the fourth chapter, a fourth - order chebyshev low - pass filter employs new low voltage, highly linear, wide inputting range transconductor is proposed, then we presents a new circuit to tune gm value of transconductor accurately, which employs a new switched - capacitor circuit to change the bias current of transconductor, a third order elliptical function low - pass filter with accurate tunable frequency has been designed using transconductor that is not only with voltage common - mode negative feedback, but also with varying bias - triode transistors which can improve the linearity of this circuit
第四章:提出了一種新的低電壓、高線性度、寬輸入范圍跨導,並由此設計實現了四階切比雪夫( chebyshev )低通濾波器,接著提出了一種寬輸入范圍且具有電壓共模負反饋的全差分跨導,並採用一種新的開關電容電路實現跨導值gm精確可調,從而可以設計得到高性能具有精確截止頻率的跨導-電容三階橢圓函數濾波器。And a novel systematically method, using linear combination approach to design high order filter, has been proposed. the designed filters can be adapted by adjusting the bias currents, without changing the physical structure. the results of the examples and pspice simulator show the advantages and availabilities of this method
並且提出了多項式線性組合法,採用該方法不但能設計出所要求的高階電流濾波器,而且能在不改變物理結構的情況下,利用電流控制傳送器的特性,調整其偏置電流,實現濾波器輸出特性的改變。Secondly, considering the problem of phase error of the single probe system, the paper introduces zero phase filter and designs zero phase filters after analyzes its principle
第二,針對內螺紋單針測量系統中的數字濾波失真,提出了零相位數字濾波,分析了其原理,並設計了一階零相位數字濾波器和高階零相位數字濾波器。We decide to use seven - sections coupled - line filter after comparing the various filter circuits, and complete the quantitative analysis and optimization design by ads, hfss etc. ( 2 ) three - stages fet low noise amplifier according to the lna ’ s design theory and guide line, we decide to use ne3210s01 fet and choose the form of three - stages, thus we can achieve high stability, low noise and high gain
通過對各種帶通濾波器電路方案進行比較,確定採用七階平行耦合微帶濾波器,並利用ads , hfss等工具進行了定量的理論分析和優化設計。 (二)三級聯低噪聲放大器根據微波lna設計原理及指標要求,我們選用ne3210s01系列低噪聲管,並採用三級放大的形式,以期獲得高穩定性,低噪聲,高增益。分享友人