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mutipath
- 一个多径信道仿真程序。其主程序为: Jakes_filter.m 产生信道多普勒功率谱形状 linear_fft.m作fft变换,并作相应平移。 linear_psd.m分析信号的psd qpsk_berest.m产生qpsk信号 random_binary产生随机信号源-a multi-path channel simulation program. Its main program : Jakes_filter.m have access Doppler power sp
DFT
- 信号与系统试验报告 离散傅立叶变换(DFT)和频谱分析 一、实验内容 1、实验题目 (1)编写DFT、IDFT程序,并验证其正确性(提示:可利用冲激函数进行验证)。 (2)计算信号f(t)=e-at2sin(2∏ft)的离散傅立叶变换(DFT),求其振幅谱,相位谱、振幅最大值对应的频谱(检测主频)以及对发f(t)进行DFT变换的结果实现IDFT变换,并画出图形。 参数选择如下:频率f =30HZ,a=f 2㏑(M),M=2.5 2、通过实验理解信号振幅谱、相位谱
FFT-matlab FT在matlab中的实践分析
- FFT在matlab中的实践分析,例子为求一个正弦波的频谱图、均方根谱、功率谱、对数谱和进行IFFT的变换-FFT analysis of the practice in matlab, examples for the sake of a sine wave of frequency spectrum, the rms spectrum, power spectrum, and the IFFT on the number of spectral transformation
DFT
- 题目:离散富立叶变换(DFT)和频谱分析.matlab实现 1信号函数h(t)= e-a*t*tsin(2πft)2编程计算的离散富立叶变换(DFT)和IDFT图像。3计算振幅谱,相位谱以及检测信号主频-Title: Discrete Fourier Transform (DFT) and spectral analysis. Matlab function to achieve a signal h (t) = ea* t* tsin (2πft) 2 programming computin
maltab
- 相关分析与卷积运算 。matlab 实现。 信号函数为x(t)=(1-|t|/T)[u(t+T)-u(t-T)],h(t)= e-a*t*tsin(2πft)-Correlation analysis with the convolution operation. matlab achieve. Signal function x (t) = (1- | t |/T) [u (t+ T)-u (tT)], h (t) = ea* t* tsin (2πft)
DTI_version_1b
- traightforward Diffusion MRI (DTI) and Fiber Tracking (FT) functions and examples. DTI.m, will calculate the Apparent Diffusion Coefficient(ADC), fractional anistropy (FA), and diffusion tensor field, of a DTI datasets consisting of at least 6 d
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
ft
- matlab 时域频域分析常用 工具箱 源代码 以及安装步骤-matlab time domain frequency domain analysis of common source code and installation steps Toolbox
FFTyuandaima
- 输入信号的时域和频谱分析 输入信号为ft=[5cos(600*pi*t)+4cos(90*pi*t)+9]/18 输入信号为高频和低频信号的叠加:高频300Hz,低频45Hz- Of the input signal in time domain and spectral analysis of the input signal is ft = [5cos (600* pi* t)+4 cos (90* pi* t)+9]/18 input signal for the hi
fftft
- 可以自定义精度(最小频率分辨率)的FFT频谱细化算法:FFT-FT-Can customize the precision (the minimum frequency resolution) of the FFT spectrum thinning algorithm: FFT-FT
cbl
- 利用fft()进行快速傅立叶变换,得到频谱,画出正弦函数及其频谱 找出频谱中使得Y轴取最大值时的估计频率记为ft 加入白噪声,绘出信噪比和均方误差的关系曲线 - using fft () for fast Fourier transformation, spectrum, to draw the sine function and its spectrum find the spectrum
FT-099LD(E)
- 激光650nm接收器资料,接收光为38Khz可调试光-650nm laser data receivers, the received optical light can be debugged to 38Khz
SingChannel-FT(WPT)-V4.0
- 基于VPI联合matlab搭建的光正交频分复用系统-VPI United matlab built on optical orthogonal frequency division multiplexing system
Determine-the-FT-of-sequence-x
- Determine the FT of sequence x(n)=R4(n) by Matlab, and plot the figure -Determine the FT of sequence x (n) = R4 (n) by Matlab, and plot the figure
ft
- 信号的时频分布 ,信号的短时傅里叶变换。很有用 学习小波分析的时候会用到哦-The time-frequency distribution, the short time Fourier transform signal
Fractional-FT
- Matlab环境下分数阶傅里叶变换的几种实现方法,附有每个方法所参考的文献的标题等,以及分数阶傅里叶变换用于数字水印的算法-Fraational Frouier Transform and matermark
Fisher4Cast_v2.2
- FM调制和解调,matlab语言实现,可以改变fs,fc,ft - Fisher4Cast Authors: Bruce A. Bassett, Yabebal Fantaye, Renee Hlozek and Jacques Kotze The Fisher4Cast suite provides a standard, tested tool set for general Fisher Information matrix prediction and f
Simple-moving-average-method
- 简单移动平均法是指对由移动期数的连续移动所形成的各组数据,使用算术平均法计算各组数据的移动平均值,并将其作为下一期预测值。 简单的移动平均的计算公式如下: Ft=(At-1+At-2+At-3+…+At-n)/n 式中,Ft--对下一期的预测值; n--移动平均的时期个数; At-1--前期实际值; At-2,At-3和At-n分别表示前两期、前三期直至前n期的实际值。-Simple moving average method refers to the da
FFTZeroPadding
- Matlab program that shows Dominant Frequency detection using FFT method Use FT with zero-padding technique 10 times of FT resolution
hht;ft;fft;实例
- 文件中包含hht、ft、fft的信号去噪代码,对初学者可以认真考虑和下载使用,能够运用到实例中,效果很不错。