搜索资源列表
fft
- 基于matlab2010的仿真信号频谱，包络谱分析-Simulated signal spectrum matlab2010, the envelope spectrum
FFT
- 傅里叶变换功能的实现，虽然是非常见得的频率成分，但是还是实现了基本的傅里叶变换功能，并不是matlab自带的fft函数。实现了频谱分析可视化。-Fourier transform function, although it is very frequency components appear, but still achieve the basic function of the Fourier transform, comes not matlab fft function. Achieve
FFT
- 该程序主要利用快速傅里叶算法将振动信号的时域转化成频域信息，得出频谱进行分析。-The program mainly using fast Fourier algorithm time domain vibration signal converted into the frequency domain information, obtain spectral analysis.
signal-processing
- 绘制了仿真信号的FFT频谱和功率谱，并调用emd分析方法，绘制了emd分解结果，以及瞬时包络和瞬时频率图，还有Hilbert-Huang谱和Hilbert边际谱-signal processing of Hilbert-Huang and Hilbert simulation
fft
- 该程序是复数傅里叶变化和汉明窗参数的产生已经频谱搬移，程序简单易懂。-The program include complex Fourier transform and Hamming window parameter generation and spectrum shifting, this program are simple and easy to understand.
FFT-and-Power-Spectrum-Units
- 基于FFT的测量推导单位以及labview的FFT模拟，. 在频谱单位表中，单击任意函数行的单位（直流）列或单位（频率> 0）列，验证频谱曲线组件与表格内公式的一致性。-FFT-based measurement units, and FFT simulations for labviews. In the Spectrum Units table, click the Units (DC) column or Units (frequency> 0) column of any f
mic_fft_peakfind
- matlab实现的麦克风FFT频谱分析器，寻峰得基频。-matlab achieved microphone FFT spectrum analyzer, peak searching was fundamental frequency.
digital-signal-processing-FFT
- 数字信号处理，西电版本，实验用FFT进行频谱分析实验报告模板-digital signal processing FFT
AudioO_FFT
- 通过stm32 adc采样音频信号进行fft频谱分析-Fft spectrum analysis performed by sampling the audio signal stm32 adc
FFT-
- 基于matlab的傅里叶频谱分析实验报告，可作为信号系统和通信原理的实验参考。-Based on matlab Fourier spectrum analysis experimental report, can be used as a signal system and communication principle of experimental reference
FFT-spectrum-analyse
- 用FFT对信号实现频谱分析 matlab源码-FFT spectrum analyse for signals,the matlab program
Method-of-using-FFT-in-MATLAB
- 对信号进行频谱分析时，数据样本应有足够的长度，一般FFT程序中所用数据点数与原含有信号数据点数相同，这样的频谱图具有较高的质量，可减小因补零或截断而产生的影响。-The signal spectrum analysis, data sample should be of sufficient length, the general FFT program used in the data points with the same number of data containing the sig
FFT.
- 信号的谱分析就是计算信号的频谱（信号的傅氏变换），通过信号研究分析信号特性。信号频谱是连续的，不能用数字信号处理方法计算，按频域采用定理， 序列的DFT完整反映了频谱信息，所以可以通过DFT进行谱分析。 用 FFT 对连续信号和时域离散信号进行谱分析.-Spectral analysis of the signal is to calculate the signal spectrum (Fourier transform of the signal), through the signa
Hilbert_huang
- 仿真信号的FFT频谱和功率谱，绘制了emd分解结果，以及瞬时包络和瞬时频率图，还有Hilbert-Huang谱和Hilbert边际谱。-The FFT spectrum and power spectrum of the simulated signal, the emd decomposition results, and the instantaneous envelope and instantaneous frequency maps, as well as the Hilbert-Hu
LPC
- 对一个元音和一个清辅音进行线性预测分析。LPC系数要分别有5阶，15阶和50阶三种情况，在同一坐标图里用不同颜色分别给出对应的LPC包络谱和FFT频谱，并试着对比分析。-A linear prediction of a vowel and a clear consonant. LPC coefficients should be 5 order, 15 and 50 order three cases, in the same coordinate map with different colo
study_LFMCW_Radar2
- LFMCW Radar多目标测距, 直接采用FFT变换进行频谱分析，根据频谱峰值选取目标点。(LFMCW Radar measure dirtrance)
fft_test
- matlab上的FFT函数，能够显示频谱图。较为实用(The fft function on MATLAB. Easily used.)
signal_fft_matlab
- 对信号进行fft变化，实现频谱分析；输入信号，输出为频谱横坐标和纵坐标，可直接用于绘图(Carries on the frequency spectrum analysis to the signal FFT change, the input signal, the output is the frequency spectrum, the abscissa and the vertical coordinate, may direct use in the drawing)
wu_win_single.m
- 本程序给出了基于插值FFT算法的电力系统谐波分析，估计了各阶次谐波的频谱参数，并给出了频率误差，幅度误差和相位误差对比分析。
BiZHiFa
- 基于傅里叶变换后的峰值和次峰值的比值对非整周期fft的幅值和相位进行校正，其中添加不同窗函数。(Based on the ratio of peak to sub peak after Fourier transform, the amplitude and phase of non periodic FFT are corrected, in which different window functions are added.)