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FFT
- FFT可以将一个信号的频谱 提取出来，这在频谱分析方面也是经常用的。 -A signal can be extracted from the FFT spectrum, which spectrum analysis is also often used.FFT
fft
- 本文件包含三个小程序，分别为用fft实现功率谱估计、实现快速卷积和快速相关。对了解fft在c中的编程很有帮助-This document contains three procedures were used to achieve power spectrum estimation fft, fast convolution and fast correlation. Fft to know programming in c in the helpful
fft
- 用VERILOG语言实现的频谱分析仪（FFT)-VERILOG language with the Spectrum Analyzer (FFT)
fft
- matlab 数字图像信号的频域分析及仿真 将二维数字图像进行傅立叶频域分析，并且做了图像幅度谱重建和相位谱重建，通过这个例子大家可以明白相位比振幅更重要。-matlab digital image signals in frequency domain analysis and simulation of two-dimensional digital image Fourier frequency domain analysis, and has done a reconstructio
FFT
- 通过本试验，基本掌握FFT算法的实现原理，同时能利用MATLAB语言编写完成FFT算法，并对给定的信号进行频谱分析。实验设备：通用计算机＋MATLAB 6.0软件。 -Through this test, basically mastered the FFT algorithm implementation principle, while able to use MATLAB language to complete FFT algorithm, and a given signal sp
fft
- 快速傅立叶算法，C语言编程，进行频谱分析 -FFT C,FFT spectrum
AnalogVoiceSignal
- 观测实时模拟信号（语音）的频谱 用音频设备采集一段语音，将语音存为.wav格式。对wav文件作分段傅里叶变换分析。语音是分音节的，应把它分段分析，而且实际运用中的数字信号处理的FFT的点数是有限的，一般只能达到千点。用傅里叶反变换IFFT，从频域恢复信号。画出频谱图和语音波形图。 -Observing real-time analog signal (voice) of the spectrum collected with the audio devices section of
FrequencyDomainAnalysisOfTheSystem
- 信号频谱分析 1. 观测已知方波信号、正弦波信号的频谱 分析频率为4KHz、8KHz的占空比为50 的方波信号、正弦波信号的频谱。记录所得频谱图。 观测实时模拟信号（语音）的频谱 用音频设备采集一段语音，将语音存为.wav格式。对wav文件作分段傅里叶变换分析。语音是分音节的，应把它分段分析，而且实际运用中的数字信号处理的FFT的点数是有限的，一般只能达到千点。用傅里叶反变换IFFT，从频域恢复信号。画出频谱图和语音波形图-Signal spectrum analysis 1.
Spectrum
- function [f,Py,w,fp,Pmax]=spectrum(ug,dt) spectrum Compute the one-sided psd from the power spectrum refer to the help of fft and periodgram.m. codied by Dr. Ping TAN June, 2005- function [f, Py, w, fp, Pmax] = spectrum (ug, dt) spectr
FFT
- dsp 使用c语言实现通过dsp技术对外部输入的语音数据进行fft计算其频谱，得到其频域特征-dsp by dsp using c language implementation of voice technology on the external input data to calculate the fft spectrum, by its frequency-domain characteristics of
fft
- MATLAB关于 FFT频谱分析的程序-MATLAB on the on the FFT spectrum analysis program
1985520fft_dsp
- 数字信号处理的程序，快速傅立叶变化，FFT，频谱分析，三角波，矩形波，脉冲波，很好的学习资料，很值得下载哟--Fourier changes, FFT, spectrum analysis, triangle wave, square wave pulse, a very good learning materials, is worth downloading yo
fft
- 给定多个512点的数组，分别对其进行fft显示其频谱特性并显示频率和幅度坐标（可以通过界面控件选择数组、设定采样时间）-Given an array of more than 512 points, respectively, show the spectrum of their properties for fft and display frequency and amplitude coordinates (you can choose an array of interface cont
Foreign-design-Radio-Spectrum-Monitor
- 分析了输入信号的频谱，运用的FFT处理数据，外国人设计的 效果不错-This is an experimental work to monitor a spectrum pattern in radio band, and is a continuous project from Audio Spectrum Monitor. To analyze the spectrum of an input signal, I chose an Atmel AVR microcontroller that
fft
- 该文件为功率谱估计的一个子程序，对广大读者很有帮助，现在拿出来和大家一起分享下-The file is a subroutine power spectrum estimation of readers helpful, and now share with everyone out under
fft
- FFT algorithms FFT, IFFT, power spectrum calculation, including the Hamming window, Hanning window, triangle window, Blackman window, 4 term Blackman-Harris window of several of the power spectrum window function computing power.
fft
- 数字信号处理matlab实验用FFT做谱分析源代码，可放心使用-Experiment with digital signal processing matlab FFT spectrum analysis to do source code can be freely used
FFT
- 实现 fft功能,对数据进行频谱分析，便于更好的分析数据-can finish the function of FFt,so that it can analyse the spectrum
spectrum-leakage-and-window-function
- 信号分析与处理中的频谱泄露现象及窗函数的作用-Signal analysis and processing of the spectrum leakage phenomenon and the role of window function
Spectrum-Analyzer
- 这是一个简单的应用，建立了解的Windows音频波形API的基本知识，并得到快速傅立叶变换（FFT）基本掌握。应用程序的特点是：双缓冲图形，采样音频信号源，选择录音源，使用调音台，计算FFT频谱阵列，并绘制采样数据。-This is a simple application built to understand the basics of the Windows Audio WAVE API, and to get a basic grasp on Fast Fourier Transfor