搜索资源列表
lpf
- 比较了FFT算法和低通滤波器在去除噪声中的作用-compared the FFT algorithm and low-pass filter to remove noise in the role
EX080700
- 切比雪夫-2型低通滤波器设计 基于matlab仿真编程的--2 Chebyshev low-pass filter design based on Matlab simulation programming
EX081100
- 脉冲不变法变换巴特沃思低通滤波器设计 基于matlab仿真编程-pulse unchanged France transform Butterworth low-pass filter design based on Matlab simulation programming
P0311
- P0311:利用巴特沃斯(Butterworth)低通滤波器对受噪声干扰的图像进行平滑处理-P0311 : use Butterworth (Butterworth) low-pass filter on the noise in the image smoothing
fftfiltler
- 生成一个正弦信号,并加入白噪声,得到正弦信号以及白噪声的混合信号,通过低通滤波器对白噪声进行处理-generate a sinusoidal signal, and add white noise, sinusoidal signal to be white noise and mixed-signal, through low-pass filter white noise processing
actionlogic
- 基于protel工作环境下的 七阶低通滤波器仿真实例。-protel work environment based on the seven-order low-pass filter simulation example.
filter-from-mat-prac
- 低通滤波器 提供1种滤波器,oneself设计的need the guidance thanks!-low-pass filter with a filter types. oneself design need the guidance thanks!
IdealLowPassFilterusingDFT
- 采用离散傅立叶变换实现的低通滤波器,希望对你们有用,MATLAB实现-discrete Fourier transform of the low-pass filter, and I hope to you useful MATLAB
IIR_Chebyshev2_LP
- 自己编写的ChebyshevII型滤波器的源程序.对于毕业设计的同学,很有参考价值.它是ChebyshevII型低通滤波器-their ChebyshevII prepared by the filter type of the source. Design for graduate students, great reference value. It is ChebyshevII-type low-pass filter
IDEALLOWPASSFILTER
- 关于实现低通滤波器的小程序,是matlab编程的,只不过装在word文档里,只要贴到matlab的m文件里,即能实现功能.对初学者有很好的借鉴意义.-on the realization of the low-pass filter small procedures, Matlab programming. just loaded word in the document, as long as Matlab affixed to the document m, It is able to ac
shiyan4
- fir滤波器,一个三频率信号的低通和带通滤波器-fir filter, a three-frequency signal of low pass and band-pass filter
digital_filter_design
- 采用matlab设计数字滤波器的源程序,包含滑动滤波器、切比雪夫低通、带通滤波器等! -Digital filter design using matlab source, including sliding filters, Chebyshev low pass, band pass filter!
Filter-Design-using-matlab
- 本文对传统方法与MATLAB编程方法进行了比较,研究了用MATLAB实现巴特沃斯滤波器的设计,只要改变程序中相应 的参数可以很容易地实现低通、高通、带通、带阻滤波器,简化了模拟滤波器的设计。-Filter Design using matlab
Interpolation filter
- 首先,生成一个多音正弦,然后进行补零的插值,然后把补零插值的信号塞到一个低通滤波器里面,这样就有三个版本的信号,原始信号,补零插值信号,以及插值滤波之后的信号。(First, generate a polyphonic sine, and then make zero interpolation, and then fill the zero interpolation signal into a low-pass filter inside, so there are three versio
kaiser_band_filter
- 运用凯撒窗的一个带通滤波器,可以实现高通低通带通的功能。(A band pass filter with Kaiser window can achieve high pass, low pass and band pass function.)
FIR滤波器
- FIR滤波器matlab源程序,能够实现低通、高通、带通、带阻的滤波功能,滤波效果好。(FIR filter matlab source code, to achieve low-pass, high pass, band pass, with blocking filter function, filtering effect is good.)
简单滤波器设计
- 简单的数字滤波器设计 1.用脉冲响应不变法设计巴特沃斯数字滤波器 2. 用双线性变换法设计切比雪夫数字滤波器 3. 用双线性变换法设计巴特沃斯数字滤波器,并将直接型结构转换成级联型结构 5.设计带阻滤波器 6.利用窗函数设计法设计FIR数字低通滤波器 7. 利用频率采样设计法设计FIR数字低通滤波器。 8. 创新训练拓展内容 (1)根据心电信号特点设计IIR或FIR滤波器滤除心电图信号噪声 (2)设计IIR滤波器或FIR滤波器对语音信号进行滤波。(Simple digital
5
- 用频率采样法设计具有线性相位的FIR低通滤波器(Design of FIR low pass filter with linear phase by frequency sampling)
环路滤波器设计
- 具有以下两种作用的低通滤波器:在鉴相器的输出端衰减高频误差分量,以提高抗干扰性能;在环路跳出锁定状态时,提高环路以短期存储,并迅速恢复信号。 环路滤波器一般是线性电路,由线性元件电阻,电容及运算放大器组成。环路滤波器用于衰减由输入信号噪声引起的快速变化的相位误差和平滑相位检测器泄露的高频分量,即滤波,以便在其输出端对原始信号进行精确的估计,环路滤波的阶数和噪声带宽决定了环路滤波器对信号的动态响应。
频率域低通和高通滤波
- 1.学会傅立叶变换方法; 2.使用布特沃斯和高斯滤波器进行低通滤波; 3.使用布特沃斯和高斯滤波器进行高通滤波