搜索资源列表
fft
- 傅里叶变换C++ 实现 将时域信号转化为频域信号-Fourier transform C++ time domain signal into a frequency domain signal
get_ft
- input: fun x(t) t min & t max a df T = t_max-t_min fs = a*1/T 输入1：方程，xt；输入2，3：信号起始时间；输入4：选取的采样周期是信号长度倒数的倍数， 默认为50；输入5：频域分辨率，默认为0.3 输出频域信号和频域范围 为了提高fft的速度，频域信号长度是2的次方- Input: fun x (t) t min & t max a df T = t_max-t_min
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- 针对风力发电机齿轮箱的故障，介绍常用的故障诊断方法，理论上分析齿轮箱故障振动 信号的特征，并用 软件仿真其振动信号 对比正常运行与发生故障时的频域信号波形，并进行了一定的分析，为风力发电机齿轮箱的故障诊断提供了参考-Wind turbine gearbox failures, to introduce fault diagnosis method theoretically analyze the characteristics of the vibration signal of a ge
wzFunFFT90
- 频谱分析通用程序，输入为时域信号，返回频域信号（幅值与相位）-Spectrum analysis of the general program, the input time-domain signal, to return to the frequency domain signal (magnitude and phase)
flm_time_freq
- 线性调频信号FLM的时域和频域信号波形 2点的脉冲压缩仿真 matlab-Chirp signal FLM time domain and frequency domain signal waveform pulse compression simulation matlab
Matlab-GUI_example
- 此资料中包含5个Matlab GUI 小程序，分别是信号分析、不同图形绘制、极点图绘制、时域频域信号绘制、滑动数字显示。-This data contains five Matlab GUI applets, which are signal analysis, different graphics rendering, pole drawing, draw time-domain frequency domain signal, sliding digital display.
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- FFT变换，可以变换将时域信号变换为频域信号，在vc6.0环境调试-FFT transform,Can change the time domain signal transformation for frequency domain signal, debugging in vc6.0 environment
wideband-DOA-estimation
- 提出了一种新的宽带DOA估计方法:频域子空间正交性测试方法(TOFS:Test of orthogonality of frequency sub- space)。该方法通过同时测试频域信号共同带宽内各频段噪声子空间与阵列流形之间的正交性来进行DOA估计。与宽带相干信号子空间方法不同,TOFS方法不需要任何初始值的预估及聚焦操作。与宽带非相干信号子空间方法也不同,TOFS方法同时测试各频段噪声子空间与阵列流形之间的正交性。本文仿真了TOFS与IMUSIC、CSSM、TOPS的性能比较。仿真结果表
AMsource
- 用于产生AM调制信号，并绘出时域和频域信号。对于MATLAB初学者来说，十分实用-AM modulated signal is used to generate and plot the time domain and frequency domain signals. MATLAB for beginners, very useful
hanning-FIR
- 程序将信号转化为频域信号，而后利用汉宁窗函数选择感兴趣频段信号。-Program signal into a frequency domain signal using a Hanning window function and then select the signal band of interest.
AmGS
- AM信号调制解调仿真，添加高斯白噪声，时域频域信号。-AMSignal modulation and demodulation source
fft
- labview实现单边傅里叶变换，很好的将时域信号变为频域信号-Labview unilateral Fourier transform，Good time domain signal into frequency domain signal
transferfunction
- 悬架传递函数计算，包括输入时域信号和频域信号后对传递函数的计算-Suspension transfer function calculation, including the calculation of the transfer function after the input time-domain signal and frequency-domain signal
FFT
- 使用LabVIEW对输入波形经行傅里叶变换，对比时域信号与频域信号。-LabVIEW for use by the line of the Fourier transform of the input waveform, compared to the time domain signal and frequency domain signals.
FFT_doubleside
- 时序信号转换为频域信号，需要进行傅里叶变化，通常为单边变换，此为双边变换-FFT transformation_double side
a-matlab-program-of-FFT
- 快速傅里叶变化 FFT Matlab 将时域信号转换为频域信号的matlab程序-a TTF Transition programming Matlab
mp
- 匹配追踪算法在Matlab环境下对一维频域信号的重构源码-Matching Pursuit algorithm in Matlab source reconstruction of the one-dimensional frequency-domain signal
Vibration-Signal-Processing
- 本程序为《matlab在振动信号处理中应用》的配套程序，对于振动信号的处理，时域频域信号的处理有很大的帮助-This program is " matlab application in vibration signal processing" matching program for processing vibration signal processing time domain and frequency domain signal of great help
CMMB
- 按照CMMB标准做的发射端各模块函数,包括RS编码、交织、星座映射、OFDM频域信号形成、OFDM调制等-several module functions programmed according to CMMB standard，include RS coding、interleave、map constellation、OFDM frequency signal generate、OFDM modulation and so on
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- lab windows声卡采集和采集信号时域和频域信号的双显示-lab windows sound capture and signal acquisition time domain and frequency domain signal dual display