Description: Matlab函数对数字滤波器IIR进行设计和实现，同时也加深我们对数字滤波器的常用指标和设计过程的理解 word文档-Matlab function of IIR digital filter design and realization also deepen our understanding of the common digital filter design process indicators and understanding word document Platform: |
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Author:tintin |
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Description: 数字滤波器是一种具有频率选择性的离散线性系统，在信号数字处理中有着
广泛的应用。数字滤波器的设计实际上是确定其系统函数H (z)并实现的过程。本文介绍了
用MATLAB设计、实现和分析HR数字滤波器的方法。-digital filter is a kind of frequency selective discrete linear systems, the digital signal processing has wide application. Digital filter design is its system function H (z) and the achievement process. This paper presents the MATLAB design, implementation and analysis of HR digital filter method. Platform: |
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Author:shaozi |
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Description: 关于Digital Signal Process中FIR ， IIR滤波器的设计与实现-on Digital Signal Process FIR. IIR Filter Design and Implementation Platform: |
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Author:Shao Dan |
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Description: FIR 有限脉冲数字滤波器设计。另外还有无IIR设计的程序，欢迎来函切磋。-FIR digital filter design. Another non-IIR design process, welcomed the letter and discussions. Platform: |
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Author:安庆友 |
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Description: Matlab函数对数字滤波器IIR进行设计和实现，同时也加深我们对数字滤波器的常用指标和设计过程的理解 word文档-Matlab function of IIR digital filter design and realization also deepen our understanding of the common digital filter design process indicators and understanding word document Platform: |
Size: 16384 |
Author:tintin |
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Description: TM公司CCS平台上开发的IIR无限级数字滤波器程序。-TM company CCS platform infinite class of IIR digital filter process. Platform: |
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Author:wangyin |
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Description: dsPIC33F单片机的ADC采样以及IIR数字滤波的应用范例代码，您可由此可了解高档PIC单片机在ADC应用中的各SFR设置以及采样滤波过程，其中涉及DSP库函数应用-dsPIC33F MCU ADC sampling, as well as the application of IIR digital filter example code, you can understand it can be seen in the ADC high-end single-chip microcomputer PIC applications settings of the SFR, as well as sampling filtering process, which involves the application of DSP library functions Platform: |
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Author:fft |
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Description: 给出了基于定点16位的DSP的IIR数字滤波程序，其中考虑了定点DSP溢出的问题，有很高的应用性。-Given based on 16-bit fixed-point DSP of the IIR digital filter process, which takes into account the issue of fixed-point DSP overflow with a high degree of application. Platform: |
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Author:张龙飞 |
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Description: 给出了基于浮点32位的DSP的IIR数字滤波程序，对比了定点DSP溢出的问题，有很高的应用性。-Given based on 32-bit floating-point DSP of the IIR digital filter process, comparing the issue of fixed-point DSP overflow with a high degree of application. Platform: |
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Author:张龙飞 |
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Description: 数字滤波器的设计及性能比较
用三种方法设计FIR滤波器：窗口法、最大最小误差法、频率采样法；用两种方法设计IIR滤波器：冲激响应不变法、双线性变换法。很全的matlab滤波器程序！- Digital filter design and performance comparison of three methods to use FIR filter design: the window method, the largest minimum error method, frequency sampling method two ways IIR filter design: impulse response of the same law, two and transform. Is the whole process of the matlab filter! Platform: |
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Author:洪耀辉 |
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Description: 摘 要:阐述了数字滤波器的设计方法 ,分析了运用 MATLAB软件进行 IIR和 FIR数字滤波器设计的过程。 研究
与实践表明:教学中 ,运用 MATLAB软件进行数字滤波器设计及实现 ,可增强学生的感性认识 ,加深对数字滤波器
设计基本原理的理解 ,改善教学效果。-Abstract: This paper describes the design of digital filter methods, analysis of the use of MATLAB software IIR and FIR digital filter design process. Research and practice shows that: teaching, the use of MATLAB software digital filter design and realization of perceptual knowledge to enhance students understanding of the basic principles of digital filter design understanding, enhance the effectiveness of teaching. Platform: |
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Author:xxxmmmccc |
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Description: Digital Signal Process in Matlab code. Include of filter IIR, FIR, low pass, high pass, pass-band, stop band Platform: |
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Author:Phan Thủ y |
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Description: 1.题目：数字滤波器的设计与应用
2.设计要求：利用 Matlab 软件,以复合信号分离为例,对 “数字信号处理” 课程中
的谱分析 、数字滤波器设计和信号滤波这三个过程进行了仿真实现,给出了仿真结果。
3.具体步骤：
（1）构造原始信号s(t)
（2）画出s(t)的频谱
（3）设计ellipse数字滤波器(IIR)，包括低通，带通，带通，并显示幅频特性
（4）用得到的滤波器进行滤波，分离出三路信号，观察时域波形和幅频特性
（5）用三路信号s1,s2,s3尝试重新合成原始信号
4.问题：为什么重新合成的信号和原信号不相等呢？谁能解释一下？谢谢,QQ:664519036- 1. Title: Digital Filter Design and Application
2. Design requirements: use of Matlab software to composite signal separation, for example, on "Digital Signal Processing" course
Of the spectral analysis, digital filter design and signal filtering process carried out three Simulation, the simulation results.
3. Concrete steps:
(1) construct the original signal s (t)
(2) Draw s (t) of the spectrum
(3) design ellipse digital filter (IIR), including low pass, band pass, band pass, and shows amplitude-frequency characteristics
(4) filtering with a filter obtained by the isolation of three signals, observed time-domain waveform and frequency characteristics
(5) with a three-way signal s1, s2, s3 try to re-synthesis of the original signal
4. Question: Why is re-synthesized signal and the original signal is not equal to it? Who can explain? Thank you, QQ: 664519036 Platform: |
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Author:张智刚 |
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Description: 1. 用双线性变换法设计一个巴特沃斯低通IIR数字滤波器。设计指标参数为：在通带内频率低于0.2π时，最大衰减小于1dB；在阻带内[0.3π, π]频率区间上，最小衰减大于15dB.
2.0.02π为采样间隔，打印出数字滤波器在频率区间[0, π/2]上的频率响应特性曲线。
3. 用所设计的滤波器对实际心电图信号采样序列进行仿真滤波处理，观察总结滤波作用与效果
附：心电图采样序列x(n)
人体心电图信号在测量过程中往往受到工业高频干扰，所以必须经过低通滤波处理后，才能作为判断心脏功能的有用信息。下面给出一实际心电图信号采样序列样本x(n),其中存在高频干扰。在实验中以x(n)作为输入序列，滤除其中的干扰成分。
{x(n)}={-4,-2,0,-4,-6,-4,-2,-4,-6,-6,-4,-4,-6,-6,-2,6,12,8,0,-16,-38,-60,-84,-90,-66,-32,-4,-2,-4,8,12,12,10,6,6,6,4,0,0,0,0,0,-2,-4,0,0,0,-2,-2,0,0,-2,-2,-2,-2,0}
-1. With the bilinear transformation to design a Butterworth low-pass IIR digital filter. Design target parameters: the passband frequencies below 0.2π, the maximum attenuation is less than 1dB in the stopband [0.3π, π] frequency range, the minimum attenuation greater than 15dB.
2.0.02π for the sampling interval, print out the digital filter in the frequency interval [0, π/2] on the frequency response curve.
3. With the designed filter on the actual ECG signal sample sequence to simulate filtering, observation summed up the role and effect of filtering
Attachment: ECG sampling sequence x (n)
Human ECG signal in the measurement process is often subject to industrial high-frequency interference, it must be low-pass filtering before they can determine cardiac function as a useful information. Here are a sample of the actual ECG signal sampling sequence x (n), where there is high frequency noise. In the experiment with x (n) as the input sequence, in which the interference filter e Platform: |
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Author:zr |
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Description: IIR数字滤波器的模拟，与一些计算过程的计算机化，是标准课本的一个计算过程的程序化-IIR digital filter simulation, and the computerization of some computational process, is the standard textbook procedure for the calculation of a Platform: |
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Author:caiming |
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Description: 应用FFT对信号进行频谱分析 IIR数字滤波器的直接设计 窗函数法设计FIR滤波器 用双线变换法设计IIR滤波器-Application of FFT spectral analysis of signals directly to design IIR digital filter design FIR filter window function with a double transform IIR filter design Platform: |
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Author:zhangjiahui |
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Description: 设计IIR数字滤波器一般采用间接法（脉冲响应不变法和双线性变换法），应用最广泛的是双线性变换法。基本设计过程是：①先将给定的数字滤波器的指标转换成过渡模拟滤波器的指标； ②设计过渡模拟滤波器；③将过渡模拟滤波器系统函数转换成数字滤波器的系统函数。MATLAB信号处理工具箱中的各种IIR数字滤波器设计函数都是采用双线性变换法。-IIR digital filter design commonly used indirect method (impulse response method and the bilinear transform), the most widely used is the bilinear transformation method. Basic design process are: ① the first digital filter given transition indicators into analog filter indicator ② transition analog filter design ③ analog filter system function will transition into a digital filter system function. MATLAB Signal Processing Toolbox in a variety of IIR digital filter design functions are based on the bilinear transform. Platform: |
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Author:liang |
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Description:
使用matlab进行IIR与FIR数字滤波器的设计。使用直接法和双线性变换法设计IIR数字滤波器，利用窗函数法，频率采用法设计FIR数字滤波器并进行GUI界面的设计。
-Using matlab to design IIR and FIR digital filter. Using the direct method and the bilinear transform to design IIR digital filter and using window function method, frequency sampling method to design FIR digital filter .Finally a GUI interface is designed to show the process . Platform: |
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Author:李婉灵 |
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Description: 基于MATLAB的FIR和IIR数字滤波器的设计,内容包括fir iir 滤波器的设计源程序及调试过程。-FIR and IIR digital filter design based on MATLAB, the contents include the design of FIR, IIR filter source program and the debugging process.
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Author:wanzhenyuan |
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Description: IIR数字滤波器设计代码，包含由模拟至数字的全流程设计方法。(IIR digital filter design code, including the whole process design method from analog to digital.) Platform: |
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Author:tiyuanmaster
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Search - IIR digital filter process