查询词典 band filter

Linear phase FIR low-pass filter and 48-order band-pass filter, and a comparison of the source.

线性相位FIR低通滤波器和48阶带通滤波器，并进行了比较的源程序。

A good demonstration of adaptive filtering procedures, including band-pass filter fixed and variable bandpass filter demonstration.

详细说明：一个不错的自适应滤波演示程序，包括固定带通滤波器和可变带通滤波器的演示。

In order to improve fault's disposal,the band-pass filter is used to filter the datum to get useful information.

对暂态谐波电流进行前向积分处理，使得故障分量进一步线性放大，可以获得明显的故障特征。

Digital Signal Processing design process, to achieve frequency division multiplexing, low-pass band-pass filter high-pass filter.

详细说明：数字信号处理课程设计程序，实现频分复用，低通带通高通滤波器进行滤波。

C54X bandpass filter compilation, 54 family of processors is the band pass filter in the whole process can be used directly.

C54X带通滤波器汇编文件，给出54系列处理器进行带通滤波运算的全部过程，可以直接使用。

Tunable passband property of the stepped-impedance resonator is used for the design of dual-band bandpass filter that can be applied to wireless local area network communication system. Design theory for this type of filter is presented.

利用阶梯阻抗谐振器的通带可调的特性，设计了可用于无线局域网通信系统的双通带滤波器，给出了设计理论。

The procedure of designing a FIR filter with the proximate best uniform approximation method is given.The example shows that the filter designed by this method is of good performance in both pass band ...

给出了用近似最佳一致逼近方法设计FIR滤波器的具体过程，然后通过实例表明该方法设计的滤波器在通带和阻带内具有较好的特性，且计算简单、计算量小，有较好的应用前景。

The design of digital notch filters can be achieved through three steps:firstly,the design of analog lowpass filter; secondly,it is analog lowpass to analog band stop filter conversion;at last,using the bilinear transformation make the analog notch filters change into digital notch filters.

研究一种在Matlab语言环境下设计IIR数字陷波滤波器的方法，在数字陷波滤波器设计过程中，先进行模拟低通滤波器的设计，然后进行模拟低通/模拟带阻滤波器转换，最后采用双线性变化法将模拟陷波滤波器转化成数字陷波滤波器。

along with the development of digital technology,digital filters are widely used in many fields,this paper introduces how to design a iir digital notch filters in matlab environment.the design of digital notch filters can be achieved through three steps:firstly,the design of analog lowpass filter; secondly,it is analog lowpass to analog band stop filter conversion;at last,using the bilinear transformation make the analog notch filters change into digital notch filters.the paper also introduces how to design the transfer function of the digital notch filters using all the zeros and farthest points at the same time,it also introduces the program of the digital notch filters under butterworth analog lowpass prototype.

摘 要：随着数字技术的发展，数字滤波器在许多领域得到广泛的应用。研究一种在matlab语言环境下设计iir数字陷波滤波器的方法，在数字陷波滤波器设计过程中，先进行模拟低通滤波器的设计，然后进行模拟低通/模拟带阻滤波器转换，最后采用双线性变化法将模拟陷波滤波器转化成数字陷波滤波器。提出一种用所有零点和极点来表达数字陷波器传递函数的方法，同时给出以巴特沃斯模拟低通为原型设计数字陷波滤波器的程序。关键词：无限冲激响应；巴特沃斯滤波器；数字陷波滤波器；matlab；双线性变换

We researched fingerprint filter base on fingerprint direction.(2) Comparing some algorithms about binarization in common use, binarization based on band-elimination filter and potential difference binarization are provided, which greatly improved the retentivity of fingerprint characteristic and fingerprint binarization buildup algorithm.

研究了目前常用二值化算法的优缺点，提出了基于带阻滤波的指纹图像二值化处理方法和指纹图像相位差分二值化处理方法，大大的提高了二值化对指纹特征的保持度，以及二值后处理方法——二值指纹图像方向图增强算法。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了