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.
DFT分析模拟信号频谱
- 应用傅里叶变换DFT,分析各种离散信号x(k)的频谱。离散周期信号可以展开成傅里叶级数,所以离散周期信号的频谱 是一个周期的周期性离散频谱,各谱线之间的间隔为 ,而且存在着谐波的关系。 -DFT application of the Fourier transform, analyze discrete signal x (k) of the spectrum. Discrete signal cycle can begin as Fourier series, the discrete sig
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
matlabExercise
- matlab 实验报告 matlab 实验报告 matlab 实验报告-Experimental Report matlab report matlab experimental experimental report matlab
160_DFT
- 本程序是使用在电力谐波分析过程中160点DFT算法-This procedure is the use of harmonic analysis in power during the 160-point DFT algorithm
lms_matlab
- 本源码用MATLAB语言实现了自适应LMS算法,并附有FFT分析-LMS FFT
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
dft
- 离散傅里叶变换时实现信号频域分析的第一步,用matlab实现对离散傅里叶变换的描述。-Discrete Fourier transform when the signal frequency domain analysis to achieve the first step, using matlab to achieve a descr iption of discrete Fourier transform.
DFT
- dft傅里叶变换,可以观察信号的频谱,进行信号分析。-dft,sorry!I don t how to say about it!
chengxu
- 离散信号,用DFT(通过FFT计算)方法分析其频谱,采用矩形窗,对不同的采样点数进行分析-Discrete signal, using DFT (via FFT calculation) method, analyze its spectrum, using rectangular windows of different sampling points for analysis
DFT
- 利用DFT法求周期信号的功率谱,实现离散傅立叶变换DFT,最后分析得到频谱幅度.-DFT method using the power spectrum of periodic signals seeking to achieve the Discrete Fourier Transform DFT, the final analysis, amplitude spectrum obtained
CMFB_and_DFT
- DFT滤波器组,画出了DFT分析滤波器组的图形,比较了余弦调制滤波器组(CMFB)和DFT滤波器组的性能-DFT filterbanks (analysis filterbanks)compare CMFB with DFT filterbanks
dft
- 通过MATLAB工具箱运用离散傅里叶变换对正弦信号和放波信号进行傅里叶分析-Through the use of Discrete Fourier Transform MATLAB toolbox on the sine wave signal and let the Fourier analysis of signals
comparison-between-dft-and-fft
- 信号分析与处理中,fft与dft运算效率的比较-Signal analysis and processing, fft and dft operations more efficient
DFT-example
- 这是一个DFT算法实例。仅供学习。当然,通过简单的修改,该程序也可以用于频谱分析等。-This is a DFT application example.
Using-DFT-(-FFT-)
- 用DFT(FFT)对时域离散信号进行频谱分析-Time-domain discrete signal spectrum analysis using the DFT (FFT)
DFT-analysis-
- 利用DFT分析离散信号频谱的实验。利用FFT分析信号 x[k]=cos(3pik/8 +pi/4 ) 的频谱;确定DFT计算的参数,绘出其频谱;并进行理论值与计算值比较。-DFT analysis of discrete signal spectrum utilization experiments. Analysis using FFT signal x [k] = cos (3pik/8+ pi/4) of the spectrum determine the parameters of
DFTanalysisofanalogs
- 该文件包中DFT分析模拟信号频谱M文件还附加说明。-The file package analog signal spectrum M DFT analysis document also annotated.
dft
- 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.
DFT
- 对实域信号加窗(矩形窗、汉明窗)做DFT分析信号频谱-The real field signal plus (rectangle window, hamming window) do DFT spectrum analysis