搜索资源列表
hilbert_fft.m
- matlab实现的hillbert和fft滤波器。适合初学数字信号处理的人学习。-Matlab and achieve hillbert fft filter. Suitable for beginner digital signal processing to emulate.
fft.rar
- 用matlab编写的fft快速傅立叶变换及逆变换函数,文件用M语言写成，可以运行,Matlab prepared using fft Fast Fourier Transform and inverse transform function, M language documents, you can run
FFT
- 脑波FFT变换 调用格式见m文件头部说明（下边也复制了一份） 有配套.DLL.h.lib.ctf文件，可以在C或C++环境中调用 ------------------------------------ 保存为FFT.m文件 输入参数： N：进行FFT变换的点数（要求是2的N次幂）； fs：信号的采样频率（frequency of simpling） sig：进行FFT变换的数组（一维）。 输出参数： f_sig:变换后的信号（一维数组） E_de
Lab0503-FFT
- FFT蝶形运算,C 语言,可有MATLAB M 语言转换实现-FFT butterfly computation, C language, MATLAB M language can be converted to achieve
liner_convolution
- 数字信号处理中实现线性卷积的M文件，包括重叠相加法和重叠保留法-the M documents for achieving a linear convolution in Digital signal processing, including the sum of overlap and duplication of reservation law
work
- 一个模拟的心电信号的matlab程序，其中一共包含了一个主程序和6个小程序，小程序分别是q波，s波，u波，p波，t波以及QRS波的模拟，运行的时候直接运行主程序complete.m 文件即可，运行良好，可以出波形-A simulated ECG of the matlab program, which includes a total of six small main program and procedures, the procedures are small q-wave, s-wave
aliasing_for_time_domain_signal.m
- This package contains scr ipt to calculate aliasing for given time domain signal. scr ipt to plot in time domain the function: x(t)=A0cos(2pif0t)+A1cos(2pif1t) where fs1=300 Hz and fs2=150 Hz (sampling rate) A0 and A1 are amplitude s signal (a
attack.m.tar
- Audio Feature Extraction routine. this routine extracts the attack time of an audio source, by extracting the timing (sample) of the highest peak. The archive inclues a routine to extract the fft and display it. Requires Voicebox for matlab.
fft.m
- 实现快速傅里叶变换，线性调频Z变换，通俗易懂。-This is for students who is major in communication project.
fftfenxi
- 对一个模拟信号进行fft变换，并求出其幅值图和相位图，对于fft初学者会有一定的用途-An analog signal fft transform, and find its magnitude and phase diagrams, for beginners there will be some use of fft
DIT-FFT
- 数字信号处理实验，快速傅立叶变换，内含有matlab实验m文件以及实验报告，供大家参考。-Digital signal processing experiment, fast Fourier transform, contains matlab experiment m documents and the experiment report for your reference.
radix3fft.m
- A radix-3 FFT for any N points. N is not limited to power of 3.
FFT-IFFT-LPF
- FFT/IFFT/LPF函数的调用，将三段代码分别保存为m文件，即可在matlab中调用函数。包含一个例子，为AM以及DSB的调制和解调。-FFT/IFFT/LPF of function calls, respectively for m documents preservation, can call functions of the matlab.
SSDXCORR.m
- a method to calculate the sum of square differenes using the normalised fft cross correlation
xitongfangzhen(s-function)
- 这是一个通信系统的仿真，是用SIMULINK的S-FUNCTION方式编写的，共有20个M文件，1个DOC文件，本系统的仿真设计到编码、调制、IFFT、上下变频、高斯信道建模、FFT、PAPR抑制、各种同步、解调和解码等模块，每个模块都用详细的代码和注释，并通过了系统性能的仿真验证了系统设计的可靠性，可以直接拿来仿真整个系统，也可来学习各个部分的设计。-This is a communication system simulation, is the S-FUNCTION SIMULINK ap
FFT
- 自己写的快速傅里叶变换，处理N点数据的傅里叶变换，含两个MATLAB的M文件,可直接使用-Fast Fourier Transform, write your own data of the N-point Fourier transform, containing two MATLAB M-files can be used directly
M-File
- 这是关于通信专业数字信号处理的一些FFT仿真程序，包括频谱分析，相位谱，零极点图等等。初学者如果有需要可以参考。-This is a program about FFT code of digital signal processing in communication engineering,which concludes spectrum anaysis,phase anaysis and z-plane and so on.if you are a fresher,you will lik
Using-FFT.m
- The source code for using FFT
prettyFFT.m
- 对于adc的输出进行fft，然后计算一些adc的参数，有enob，snr，sdnr，the。-For adc output of fft, then calculate some adc parameters have enob, snr, sdnr, the. Etc.
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。