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Description: 1.利用Matlab进行产生频率为1000Hz和6000Hz的正弦信号，利用FDATOOL设计FIR滤波器(fs=16000Hz)，以滤波6000Hz分量，并利用SPTOOL工具对信号滤波进行仿真与验证。
2.从MIC端口(J5)输入频率为1000Hz和6000Hz正弦信号的叠加信号，编写实时FIR滤波程序，选择合适的滤波器参数，滤除6000Hz的频率分量，利用示波器在SPEAKER端口(J6)观察输出波形。分析信号的频谱结构，设计满足要求的数字滤波器,-1. The use of Matlab have 1000Hz frequency of 6000Hz, and the sinusoidal signal, use FDATOOL design FIR filter (fs = 16000Hz) 6000Hz to filter components, and use SPTOOL right signal filtering tools for simulation and verification. 2. MIC from the port (J5) input frequency of 1000Hz and 6000Hz sinusoidal signal superimposed signal Real-time preparation of FIR filtering process to select an appropriate filter parameters, filter 6000Hz frequency components, SPEAKER oscilloscope using the port (J6) to observe the output waveform. Spectrum Signal Analysis of the structure and design meet the requirements of the digital filter.
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Size: 196691 |
Author: 宁 |
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Description: 1.利用Matlab进行产生频率为1000Hz和6000Hz的正弦信号，利用FDATOOL设计FIR滤波器(fs=16000Hz)，以滤波6000Hz分量，并利用SPTOOL工具对信号滤波进行仿真与验证。
2.从MIC端口(J5)输入频率为1000Hz和6000Hz正弦信号的叠加信号，编写实时FIR滤波程序，选择合适的滤波器参数，滤除6000Hz的频率分量，利用示波器在SPEAKER端口(J6)观察输出波形。分析信号的频谱结构，设计满足要求的数字滤波器,-1. The use of Matlab have 1000Hz frequency of 6000Hz, and the sinusoidal signal, use FDATOOL design FIR filter (fs = 16000Hz) 6000Hz to filter components, and use SPTOOL right signal filtering tools for simulation and verification. 2. MIC from the port (J5) input frequency of 1000Hz and 6000Hz sinusoidal signal superimposed signal Real-time preparation of FIR filtering process to select an appropriate filter parameters, filter 6000Hz frequency components, SPEAKER oscilloscope using the port (J6) to observe the output waveform. Spectrum Signal Analysis of the structure and design meet the requirements of the digital filter.
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Size: 196608 |
Author: 宁 |
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Description: 信号与系统基础知识包括连续信号与模型、离散信号与模型；常用信号变换包括Z变换、Chirp Z变换、FFT变换、DCT变换和Hilbert变换等；离散系统结构包括IIR、FIR和Lattice结构；IIR滤波器设计包括模拟和数字低通、高通、带通与带阻滤波器设计，以及基于冲激响应不变法和双线性Z变换法的IlR滤波器设计等；FIR滤波器设计包括基于窗函数、频率抽样法和切比雪大逼近法的FIR滤波器设计；平稳信号分析包括经典功率谱估计、基于参数模型的功率谱估计和基于非参数模型的功率谱估计；非平稳信号分析包括STFT变换、Gabor展开、Wigner-Ville分布与Choi-Williams分布；非高斯信号分析包括基于非参数法的双谱估计、基于参数模型的双谱估计，以及双谱估计的应用；信号处理的GUI实现包括滤波器设计与分析的FDATool工具和滤波器设计与信号分析的SPTool工具。-signals and systems based on knowledge, including continuous signal with the model, discrete signal and model; Common signals include transform Z transform, chirp Z-transform, FFT transform. DCT and Hilbert transform; Discrete system architecture including IIR, FIR and Lattice structure; IIR filter design, including analog and digital low-pass, high-pass, band-pass and band stop filter design, Based on the impulse response of the same law and bilinear Z transform the IlR filter design; FIR filter design including on the basis of the window function, frequency sampling and snow all over the big approximation of FIR filter design; stationary signal analysis include classical power spectrum estimation, Based on the model parameters of the power spectrum estimation and non- parametric model b
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Size: 101376 |
Author: james |
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Description: 很详细的介绍了matlab工具箱中fadtool系数的导出及应用，很好的资料-A detailed explanation of the matlab toolbox fadtool export coefficient and application of good information
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Size: 609280 |
Author: 成龙 |
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Description: Move this box around to zoom in on or pan across another axes. Similar in functionality to SPTOOL zoom and pan.
Ideal for signal processing, large data sets, and time series data.
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Size: 26624 |
Author: djimy |
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Description: Matlab provides different options for digital filter design, which include function calls to
filter algorithms and a graphical user interface called Sptool. A variety of filter design
algorithms are available in Matlab for both IIR and FIR filters. This paper discusses the
different options in Matlab and gives examples of lowpass, highpass, and bandpass filter
designs.
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Size: 101376 |
Author: hamid |
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Description: 绍了利用MATLAB信号处理工具箱进FIR滤波器设计的三种方法：程序设计法、FDATool设计法和SPTool设计法，给出了详细的设计步骤，并将设计的滤波器应用到一个混和正弦波信号，以验证滤波器的性能。-FIR filter design using matlab(including code)
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Size: 61440 |
Author: lh |
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Description: 文中主要探究声音在频率上体现出的各种特性，并在此基础上在Matlab平台下的信号处理工具箱，如sptool、fdatool、wavelet、simulink工具箱等，对声纹识别技术做初步探索。-This paper explore the sound reflects the various characteristics in the frequency, the signal processing toolbox in Matlab platform and on this basis, such as sptool, fdatool, the wavelet, Simulink toolbox, preliminary exploration of the acoustic pattern recognition technology.
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Size: 279552 |
Author: lumeng |
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Description: 论文：基于matlab下的数字信号处理与仿真
关键词：仿真；数字滤波；matlab；SPtool；simulink-analyze the theory of IIR digital filter model in detial and realize the visual modeling and dynamic sumulation under MATLAB
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Size: 427008 |
Author: 哦才才 |
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Description: 数字滤波器是数字信号处理的重要环节，数字滤波器可分为IIR和FIR两大类。本文介绍了IIR和FIR的基本设计原理以及在MATLAB环境下如何利用直接程序设计法、SPTOOL设计法和FDATOOL设计法给出IIR和FIR数字滤波器的设计方法和操作步骤，并给出设计设计实例及运行结果，同时利用MATLAB环境下的仿真软件SIMULINK对所设计的滤波器进行模拟仿真，仿真结果表示设计参数设置合理。-The important aspect of the digital filter is a digital signal processing, digital IIR and FIR filter may be divided into two categories. This article describes the basic design principle of IIR and FIR, as well as how to use the MATLAB environment direct programming method the SPTOOL Design Law and FDATOOL of design method given IIR and FIR digital filter design methods and steps and design design example is given and operating results, while taking advantage of simulation software SIMULINK MATLAB environment of filter design simulation, design parameters set reasonable simulation results indicates.
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Size: 808960 |
Author: 王策 |
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