再对半带滤波器进行谱分解,构造出了各分析和综合滤波器。
By implementing spectrum factorization on the half-band filters, all the analytic and synthetic filters were constructed.
滤波器的元件值不是用一般的综合方法,即从输入阻抗中逐个移去全极点或部分极点,而是用极点交换法求得。
The element values of filters can be calculated by permutation method instead of the usual synthesis, i. e. successive complete and partial pole removals from the input impedances.
本文提出了利用CMOSOTA综合连续时间电流模式滤波器的方法。
A methodology to synthesise continous-time current-mode filters using CMOS OTAs is presented.
应用这些公式,不需要复杂的计算机程序和滤波器综合方法的专门知识,就可方便地得到滤波器的结构和系数数据。
Using these formulae the structure and coefficients of filters can be obtained without comprehensive computer programs, and special knowledge of filter synthesis.
而建模分析和优化综合是叠层ltcc滤波器设计的关键。
Modeling and analysis, optimization, and synthesis are the issues in design of LTCC filters.
交叉耦合滤波器的综合从给定的传输零点和回波损耗出发,直到得到各腔体之间的耦合系数。
The synthesis of the cross coupled filter is from prescribed transmission zeros and return loss till the attainment of the coupling matrix of each cavity.
应用此设计简表能方便地综合设计全极点与椭圆点滤波器。
Using the proposed design tables, all pole and elliptic filters can be synthesized easily.
并联有源电力滤波器作为一种新型的谐波、无功综合补偿系统,是电能质量控制领域中的研究热点。
The study on shunt active power filter, which is a novel device compensating harmonics and reactive power current simultaneously, is the focus in the field of power quality control.
试验结果表明,增加了线性相位这一重要性质的同时,分析和综合原型滤波器在阻带衰减、通带平坦性以及系统混叠等性能方面仅有很小的损失。
And the examples verified that the analysis and synthesis prototype filters with the linear phase constrains show a little loss in perfanmence compare with those without this property.
针对混合调制信号,提出了一种基于网络综合的旁瓣抑制方法,设计了异型旁瓣抑制滤波器。
As for the combined signal, the sidelobe suppression method based on network synthesis is put forward and the irregular sidelobe suppression filter is designed.
为了准确的识别目标,提出一种基于数字综合算法的干扰抑制滤波器方法。
For truly distinguishing target from noise, a new method for the design of the filters is given by utilizing the numerical synthesis algorithm for restraining noise.
该文在深入分析可调滤波器金字塔算法的基础上,提出了一种基于分形理论和可调滤波器金字塔算法的自然纹理综合方法。
This paper analyzes thoroughly the steerable filter pyramid algorithm and presents a natural texture synthesis method based on fractal theory and pyramid algorithm.
文中还建立了无源滤波器的综合友模型,从而大大简化了计算。
In this paper the companion model of passive filters is established, thus, the calculation is greatly simplified.
针对电流型电荷泵PLL频率综合器芯片,提出一种称为极值相位裕量的无源环路滤波器方案和设计方法。
A passive loop filter scheme and the design method of the filter for current charge pump PLL frequency synthesizer chip are given in the paper.
本文以射频段广义切比雪夫滤波器和双工器的综合与研制为主,研究了与之相关的理论与技术。
This gave emphasis to the synthesis and design of the general Chebyshev filters and duplexers, and studied the related theories and technologies.
并对线性相位FIR数字滤波器的格型综合算法作了简化。
Furthermore, the lattice synthesis algorithms for linear phase FIR digital filters are simplified.
另外,本文的电路还非常适合用于实现程控滤波器,可以有效地进行实时语声综合。
These circuits are adaptable for realizing programmable filters and very useful to the PLC real-time speech synthesis.
研究HVDC系统直流侧综合有源直流滤波器(ADF)控制器的关键是确定被控对象的数学模型。
The key problem in the synthesis of the controller design for active DC filters(ADF) in DC side of converter station is to obtain the mathematical models of controlled device.
第三章提出了一种新的评价图像滤波器的指标,该指标综合考虑了抑制噪声和边缘保持两个因素。
In chapter 3 we put forward a new set of parameter for evaluating the performance of image filters. Suppressing speckle and preserving edges are taken into account synthetically.
将其应用于一台综合电力滤波器的样机,实验结果验证了综合电力滤波器谐波检测系统的可行性和正确性。
The system is used in a combined power filter prototype, and experimental results verify the feasibility and correctness of the harmonic current detecting system.
本文以阶梯阻抗双频带通滤波器的综合与设计为主,并研究了与之相关的理论和技术。
In this thesis, the related theories and technologies of the step-impedance dual-band bandpass filter are studied mainly, with an emphasis on the synthesis and design of this filter.
本文从理论上证明了有源R滤波器的综合方法都可用来综合有源C滤波器。
The paper proves that all the compositive methods of active R filter can be Used to compose active C filter in the theory.
介绍了一种基于蛙跳式低通滤波器原型综合而成的复数滤波器。
A complex filter synthesized from the leapfrog lowpass prototype is proposed.
准椭圆函数滤波器是一种新型的高性能滤波器形式,但是由于其原型电路的形式比较复杂,用经典综合的方法提取其参数的效率很低,限制了这种形式滤波器的应用。
Quasi elliptic filer is a novel high performance filter. Due to its complicated prototype and poor efficiency to extract parameter with classic method, its application has been confined.
在网络综合法设计的滤波器电路基础上,利用粒子群优化算法对滤波器的整个参数空间进行高效并行搜索直到获得最优的参数值。
The filter is designed by the network synthesis design method, and it optimizes the circuit's parameters in the whole parameters space effectively and globally by PSO until gain the best parameters.
介绍低相噪NPLL频率综合器的设计及实验结果。提出用无源环路滤波器比用有源环路滤波器更好,可获得低相噪设计。
This paper gives the design and experimental results of low noise NPLL frequency synthesizer and concludes that the passive loop filter is more suitable for low noise design than active loop filter.
为了提高综合频率,本文提出了对滤波处理单元的改进,采用流水线输入的竖直滤波器和改进的2级对角滤波器可以大大缩短导致的延时路径。
To improve the synthesis frequency, changes are made to the filter processing element. With pipelined vertical FIR and revised 2-level diagonal FIR, the corresponding delay path can be shortened.
基于双线性变换采用开关电流积分器综合实现低通滤波器,解决了时域法小波变换实用电路集成化的关键问题。
Si low pass filter is synthesized with si integrators based on bilinear transform. Thus, it provides a solution to manufacture integrated chip of time-domain CWT.
首先用MATLAB来研究数字滤波器的常用算法和设计方法,综合这些方法编制了数字滤波器的自动设计软件。
Firstly, based on MATLAB, the arithmetic and the design method of digital filter have been studied, and the auto-design software has been compiled.
综合参数法物理模型的设计思想是:滤波器输出端信号的能量与滤波器输出端噪音的能量之比趋于最大。
The physical model of CPM is the design of a maximum energy-output filter. The basic thought is to make the ratio of the output energy of the filter between signal and noise tend to the maximum.
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