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fft.rar
- FFT算法的基本原理是把长序列的DFT逐次分解为较短序列的DFT。按照抽取方式的不同可分为DIT-FFT(按时间抽取)和DIF-FFT(按频率抽取)算法。按照蝶形运算的构成不同可分为基2、基4、基8以及任意因子(2n,n为大于1的整数),基2、基4算法较为常用。,FFT algorithm is the basic principle of DFT successive long sequence is broken down into shorter sequences of DFT. In
e1
- 16点基4—FFT算法编程。输入16点的序列,采用基4-fft方法计算其快速傅里叶变换。-16 points-based 4-FFT algorithm for programming. Enter the 16-point sequence, with the base 4-fft method for calculating the fast Fourier transform.
FFT1024
- matlab 实现 1024点 FFT 运算 已经试过 运行很好-matlab achieve the 1024-point FFT computation
fft1024
- an implementation of fft 1024 with cos and sin generated by matlab.
fftforc51
- 51上写的浮点FFT程序,经过Matlab验证-float point fft for 89c51 verifyed by matlab
fft64
- 64-point radix-2 fft module
fft256
- 256-point radix-2 fft
DSP-c-Matlab-Programs-ManualV19
- 印度GURUNANAK ENGINEERING COLLEGE数字信号处理实验室的DSP+c+Matlab联合编程手册-DIGITAL SIGNAL PROCESSING LAB (IV-I SEM) INDEX 1. Architecture of DSP chips-TMS 320C 6713 DSP Processor 2. Linear convolution 3. Circular convolution 4. FIR Filter (LP/HP) Using Wi
matlab
- 16位浮点FFT算法的VHDL实现有测试文件!-16-bit floating-point FFT algorithm VHDL realization of a test file!
16_points_DIT_FFT_MATLAB
- 基于时域抽取的1024点FFT函数。适合用于演示算法计算过程,既教学。可以扩展成2次幂点数的FFT计算。开发环境MATLAB。-1024-point Decimation-in-time FFT function. Algorithm suitable for presentation process, both the teaching. Can be expanded into a power of two points of the FFT calculation. Development
apfft
- Matlab实现的全相位频谱分析,可以自行设定点数和输入序列。结果包括频谱图和与普通fft的对比-Matlab to achieve all-phase spectral analysis, can draw up a point and input sequence. The results include the spectral figure and the comparison with ordinary fft
soundsignal
- 将声音文件在时间轴上分割成几段,分别将段的秩序及某些段内的秩序颠倒,从而实现了对声音文件的加密。首先,先读取一个声音信号,对信号做1024点FFT变换,取完点之后,分成四个向量,四个向量组成一个矩阵,再对每一个向量进行转置,再重新整合,从而就实现了回密的过程。-Sound files on the timeline will be divided into paragraphs, each paragraph of the order and reversed the order of some
grd_test
- xwch_test.m是主测试文件;biaoji.mat存放滤波器系数;xiangweicha.m用FFT计算相位差。 仿真框架为: 1.标记信号和双音信号续接作为发送信号; 2.对双音中一个频率分量的相位做偏移,再经过一个低通滤波器(引入线性相位,模拟收发不能同步测量现象)后,作为收到的信号; 3.用一个检测信号对收发信号进行相关运算; 4.画出收发信号以及相关处理后的信号。找出相关信号的那个尖点,从而推算出收发双音信号0相位点; 5. 输入0相位点位置,计算
myfft64
- this matlab code about 64 point fft.
581L6_00
- this program is radix-4 fft for 64 point
256-fft
- 这是数字信号处理DSP领域的实现FFT这一基础功能的程序,分别用VC,vhdl,matlab语言实现了256点的fft程序-This is the field of digital signal processing DSP implementation of FFT-based feature of this program, respectively VC, vhdl, matlab language to achieve a 256 point fft program
FFT-VCPP-1024-point
- FFT VC++ 源码 50HZ 1024点 电压波形MATLAB验证 绝对正确 易修改为32点 64点128点 256点512点1024点等 C文件可直接应用于工程,非常好的C源码.rar-FFT 1024 point 512 point 128 point 64 point 32point
基于分布式算法实现64点FFT
- 基于分布式算法,实现64点基8的快速傅里叶变换的仿真(Based on distributed algorithm, 64-point base 8 fast Fourier transform simulation)
fft_32k
- FFT 32K点设计实例v1.0.0自述文件 本自述文件包含以下部分: 工具要求 o Quartus II编译 o ModelSim仿真模型 o MATLAB模型(FFT 32K Point Design Example v1.0.0 README File This readme file for the Fast Fourier Transform (FFT) 32K Point Design contains information about the design exam
matlab
- 对一个信号文件导入并进行fft变换,显示图形;对信号是否平稳,周期性,采样点数N,有偏无偏处理的估计效果等都做了处理和显示(A signal file is imported and transformed by FFT to display graphics; whether the signal is stable, periodic, sampling point N, the estimation effect of biased and unbiased processing are