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harmonic
- 利用Blackman窗函数对工频信号进行加窗FFT后校正计算出基波和谐波的幅值、频率和初始相角。-Blackman window function using frequency signal windowed FFT is calculated after the correction of fundamental and harmonic amplitude, frequency and initial phase angle.
cekongxitong
- 基于MFC的测控系统，有意见采入信号，可显示波形，测算频率等参数，可绘制FFT波形图 可保存数据与图像 -MFC-based measurement and control system, the views of mining into the signal, you can display the waveform, measurement frequency and other parameters, can draw the FFT waveform can save data and
upward_kuobian
- 空间数据扩边以后做fft并在频率域延拓，可用于求重磁异常-expansion of spatial data and FFT， in the frequency domain extension can be used to find the gravity and magnetic anomalies
28335andAPFFT
- 基于28335的复合频率分辨器，用于对复合频谱的分析，应用全相位FFT算法-28335-based composite frequency discriminator for the analysis of complex spectrum, using the whole phase of the FFT algorithm
neescreem
- 进行示波与FFT分析，并可读取相应峰值，查看频谱图等。-The FFT analysis is carried out, and the corresponding peak value can be read, and the frequency spectrum is shown.
FFT
- 对时间序列做傅里叶变换得到频谱区。分析频率-Time series do Fourier transform spectral regions. Frequency Analysis
motaifenxi_1
- 模态分析，用FFT对输入的激励信号提取振动的频率-Modal analysis using FFT excitation signal input to extract vibration frequency
FreqAnalysis_FFTDFT
- 结构动力学ElCentro波频谱分析 FFTDFT算法比较-Earthquake Time-histories Frequency Analysis FFT DFT