Multirate filter bands can be realized by cosine modulation of a linear-phase low-pass prototype filter.
多采样率滤波器组可以通过对线性相位低通原型滤波器进行余弦调制来实现。
Based on the frequency sampling technique, we have proposed a new method for designing linear-phase FIR filters with steerable stopband dips.
本文在频率采样法的基础上提出了具有可控阻带凹陷特性的线性相位FIR滤波器的设计。
The basic theory and advantages of filtered multitone modulation (FMT) are studied. An efficient implementation of FMT based on linear-phase FIR filter is proposed and its complexity is discussed.
在分析滤波多音调制(FMT)的基本原理和优点的基础上,给出了一种基于线性相位FIR滤波器的FMT实现方案,并对该方案的实现复杂度做了讨论。
The linear relationship between the gas phase standard enthalpies of formation and the substituent constants is discussed.
讨论了气态摩尔标准生成焓与取代基常数间的线性关系。
The dissertation researches All Phase FIR filter deeply and four kinds of All Phase linear filters are designed which make the theory of All Phase more integrity.
本论文对全相位FIR滤波器进行了仔细研究,设计出四种全相位线性相位FIR滤波器,进一步完善了全相位理论。
In the modern electrical system, FIR digital filter is widely favorable for many applications due to its well linear phase characteristics.
FIR数字滤波器以其良好的线性相位特性被广泛使用于现代电子系统中。
The Principle and design methods for linear phase digital filter with optimization design were presented in this paper.
本文提出并详细说明了用最优化方法设计线性相位数字滤波器的原理和方法。
This paper presents an optimal algorithm for designing linear phase equiripple FIR notch filters.
本文提出了一种设计等波纹线性相位FIR陷波滤波器的优化算法。
Additionally, due to the linear phase constraint, the constraint on the passband flatness becomes simpler and the design algorithm is significantly simplified.
另外,由于考虑了线性相位约束,滤波器组的通带平坦性约束变得更为简单,简化了设计算法。
We propose the quadratic constrained formulas for the design of linear phase cosine modulated paraunitary filter banks given in references .
本文提出了一种线性相位精确重建余弦调制滤波器组的二次型约束设计公式。
Reviewed the digital filters' structure and design concisely. Discussed and compared three design methods of linear phase FIR filter particularly.
简单回顾了数字滤波器的结构和设计,详细讨论和比较了线性相位FIR滤波器的三种设计方法。
Four types of linear phase fir filters are introduced at first, then of this basis a notch filter for processing ECG signal is designed by using multiple exchange algorithm.
首先介绍了线性相位FIR滤波器的四种情况,然后在此基础上设计了一种应用多重交换算法来处理心电信号的陷波滤波器。
A heterodyne interference is caused by a frequency modulation of a laser diode (LD) with a ramp injection current, and a linear phase detection is realized.
传感器利用注入结电流直接调频的半导体激光(LD)产生外差干涉,从而实现了干涉相位的线性检测。
The condition for implementing FIR filters with exact linear phase is derived once again in this paper.
本文重新导出FIR滤波器实现精确线性相位特性的条件。
When the DPCA condition is not satisfied, the error of sampling position can be compensated by a linear phase in Doppler frequency domain.
在不满足DPCA条件时,采用在多普勒频域乘以线性相位的方法来实现平动补偿。
Author studies in detail the optimal design examples about the FIR band pass filters with a linear phase according to the optimal design algorithm presented in the paper.
根据本文提出的优化设计算法,作者详细研究了FIR线性相位带通滤波器优化设计实例。
Familiar with linear phase FIR digital filter characteristics.
熟悉线性相位FIR数字滤波器特性。
The implementation of the Sampling method is accomplished by the polyphase structure of the filter. This implementation is particularly suitable for linear phase FIR filter.
该采样方法使用滤波器的多相结构实现,这种实现方法特别适合于线性相移fir滤波器。
Furthermore, the lattice synthesis algorithms for linear phase FIR digital filters are simplified.
并对线性相位FIR数字滤波器的格型综合算法作了简化。
Because the comb filter is a fir filter which owns linear phase and simple structure, and usually serves as the first stage of the digital filter.
由于梳状滤波器是一种结构简单的线性相位FIR滤波器,所以通常被用作数字滤波器的第一级。
Because creative human activities are rarely a sequential, linear process, the steps in the Framework phase shouldn't be thought of as a simple sequence.
我们人类具有创造性的活动往往都不是顺序且线性的过程,因此框架图阶段的步骤也不应该被想像成简单的顺序过程。
In this paper, influence of SAW linear FM signal phase noise on radar transmitter is analyzed.
本文研究了SA W线性调频信号的相位噪声对雷达发射机性能的影响。
Three kinds of models of carrier phase observation value linear combination are deduced such as wide lane, narrow lane and free ionosphere.
推导了三种载波相位观测量线性组合的模型:宽巷组合、窄巷组合和无电离层延迟的组合。
In the phase space of the elastic parameter, the generalized linear inversion equations are presented.
在弹性参数的相空间中,得到广义线性反演方程。
The analyses of frequency characteristic of the system demonstrate that the noise in effective frequency band is eliminated and the phase of the system is approximately linear.
并对系统的频率特性进行了分析,表明基于该技术的微加速度计系统在工作频段内噪声能够得到有效的消除,且具有近似的线性相位。
Assuming white noise reflectivity and minimum phase wavelet, the estimation of them simultaneously by linear inversion algorithm is studied.
在反射系数白噪、子波最小相位的假设下,研究基于线性反演的地震反射系数和子波同时估计问题。
Methods Under linear scale up mode, overlapping separation range map was used to optimize the composition of mobile phase.
方法在线性放大模式下,使用重叠分辨图法对流动相组成进行优化调节。
The linear and the minimum phase filters are two kinds of filter equipments used in the digital seismic observation.
线性相位滤波和最小相位滤波是数字地震观测中经常都要遇到的两类滤波器。
The linear and the minimum phase filters are two kinds of filter equipments used in the digital seismic observation.
线性相位滤波和最小相位滤波是数字地震观测中经常都要遇到的两类滤波器。
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