搜索资源列表
DFT分析
- 应用离散傅里叶变换DFT，通过MATLAB实现对连续信号频谱分析，以满足理论分析和工程实际的需要。 -application DFT Discrete Fourier Transform, right through MATLAB continuous signal spectrum analysis, in order to meet the theoretical analysis and practical needs.
用matlab中的FFT函数实现了正弦信号
- 用matlab中的FFT函数实现了正弦信号，矩形信号，和白噪声的频谱分析,FFT with matlab function in a sinusoidal signal, the rectangular signal, and white noise spectrum analysis
matlabpinpufenxi
- matlab各种周期信号的频谱分析 。-matlab various periodic signal range of the spectrum analyzer matlab cycle spectrum analysis of signals.
1
- 这是一个有关频谱分析的程序，可实时的画出任意信号的频谱，通过测试程序无误，欢迎下载-This is a spectrum analysis procedure can draw an arbitrary signal in real-time spectrum, through the test procedure correctly, please download the
spectrum
- 频谱分析中的倒频谱分析,在故障诊断和声音信号处理方面很常用-The inverted spectrum analysis spectrum analysis in fault diagnosis and sound signal processing is commonly used
signal_analyzer
- 最近看到有人提问怎样用FFT实现频谱分析，我认为能够进行到频谱分析的人，对于系统研究的深度基本上已经相当不错了。本人今天做了一个例程，发给大家参考一下。 历程主要内容(signal_analyzer.rar)如下： test1.txt 第一列为时间t，0.001s为步长；第二列为系统的输入信号；第三列为系统的输出信号。 signal_analyzer.m首先将test1.txt 的数据读入workspace，然后进行FFT，分析出两信号的频率，输出对于输入的幅值衰减（db），输出对输
Digital_Signal_Processing
- matlab下数字信号处理实现例程，包括FFT进行信号频谱分析，窗函数法设计FIR滤波器，IIR滤波器的实现等-matlab under the realization of digital signal processing routines, including the FFT signal spectral analysis, the window function design FIR filters, IIR filters to achieve such
myWave_Fft
- 自制软件，实现频谱分析。能显示信号与频谱图。主要是对正弦信号和三角波进行一维FFT变换，得到频谱图。-Self-made software, the realization of spectral analysis. Showing the signal and frequency spectrum. Mainly sinusoidal signal and triangular wave transform one-dimensional FFT, the frequency spectrum
FFT
- FFT可以将一个信号的频谱 提取出来，这在频谱分析方面也是经常用的。 -A signal can be extracted from the FFT spectrum, which spectrum analysis is also often used.FFT
SpectrumAnalyzer
- 根据语音频谱分析和频谱图显示的原理与算法，用MATLAB实现一种可在PC机上实现的信号频谱分析与频谱图伪彩色映射显示的方法。-According to voice spectrum analysis and spectrum diagram shows the principle and algorithm, using MATLAB to achieve a realization of machines in the PC spectrum of the signal frequency s
pufenxi
- 信号频谱分析的MATLAB实现程序 内附多个源代码，可作学习参考-Analysis of the signal spectrum to achieve the MATLAB program containing a number of source code, reference can be used for learning
spectrum_analysis_with_FFT
- 使用MATLAB实现对信号的fft变换从而进行频谱分析-The use of MATLAB to achieve transformation of the signal in order to carry out the fft spectrum analysis
Signal_system_Experiment
- 信号与系统实验源代码 包括：实验一 周期信号的谐波逼近，幅频相频分析；实验二 simulink信号的抽样和内插； 实验三 GUIDE二阶状态轨迹的显示；实验四 Wav信号的波形分析及频谱分析-Signals and systems including source code of the experiment: The experiment of a periodic signal of the harmonic approximation, the amplitude-frequency
fft
- 给出一种用MATLAB实现信号频谱分析和显示的快速傅里叶算法的方法-FFT
FT
- DSP入门：在MATLAB中应用傅里叶变换分析信号频谱-DSP basis: Implement fourier transform to analysis signals spectrum with MATLAB
lianxuzhouqixinhaopinpufenxi
- 该文件包括了连续周期信号的单边带及双边带频谱分析的所有源代码及仿真波形，设计完整，而且符合要求。-The document includes a continuous cycle, and bilateral single-sideband signal with a spectral analysis of all source code and simulation waveforms, design integrity, but also meet the requirement.
频谱分析
- 对数字信号快速傅里叶变换分析，通过频率的大小来判断信号所处的阶段(Fast Fourier transform analysis of digital signals, the frequency of the size of the signal to determine the stage)
信号处理
- 对信号做频谱分析，做信息熵的处理，了解信号的频率范围以及信息量的多少。(The spectrum analysis of the signal, the processing of information entropy, the frequency range of the signal and the amount of information.)
声音信号频谱分析仪
- 利用matlab 对声音信号进行频谱分析,以获得信号(Spectrum analysis of sound signals)
周期信号的频谱分析
- 通过Matlab编写M文件实现了对矩形脉冲周期信号的时域波形和频谱分析。(Time domain waveform and spectrum analysis of rectangular pulse periodic signals are realized by writing M files in Matlab.)