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oldfft
- 最高效的FFT代码,信号源为固定文件, 芯片为5402,点数可变-FFT most efficient code, signal source to a fixed document for the 5402 chip, variable points
FFT_XISHU
- 用于计算fft系数的程序,其中点数为2的n次幂可变-used to calculate the coefficient of procedures, which add up to two times the power of variable n
cfft
- 参数化FFT源代码,点数和位宽可变,内附testbench和说明文档-parameters of the source code FFT, counting and variable bit-enclosing testbench and documentation
BispectrumWavelets
- 用双谱和小波变换去除信号中加性高斯噪声的相关程序 1.实现单个变量的双谱分析程序 2.用傅立叶反变换求自相关函数的程序 3.用fft求取喜好频谱、功率谱、均方根谱、对数谱的程序 4.读取.wav语音信号后用小波去加信白噪声的程序 5.用各种小波和阀值对同一信号去加性噪声效果比较的程序 -Double-spectral and wavelet transform to remove the signal plus Gaussian noise procedures 1. T
fft
- Special Requirements ?nx must be a power of 2. ?The index array must be set up by bitrev_index before the function DSP_bitrev_cplx is called. ?If nx ?4K, one can use the char (8-bit) data type for the "index" variable. This would requ
ofdm-tge
- OFDM程序,这么安排矩阵的目的是为了构造共轭对称矩阵 共轭对称矩阵的特点是 在ifft/fft的矢量上 N点的矢量 在0,N/2点必须是实数 一般选为0 1至N/2点 与 (N/2)+1至N-1点关于N/2共轭对称- BPSK simulation using a carrier cosine wave with ISI clc close all clear all figure(1) n=160 for i=1:n data(i
paper01
- A FFT-based partial matched filter (PMF) acquisition threshold setting method for fast GPS acquisition is presented. Normal distribution and numerical fitting technique instead of real decision variable (DV) distribution are used in derivatio
p8fft
- 8点位数可变FFT算法的VHDL语言 已通过quartusii编译仿真-8-digit variable FFT algorithm VHDL, simulation has been compiled by quartusii
graduated_paper
- 基于FPGA的可变点FFT处理器的设计与实现-FPGA-based variable point FFT Processor Design and Implementation
gam1
- A Low-power Variable-length FFT Processor Base on Radix-24 Algorithm
gam2
- A Low-power Variable-length FFT Processor Base on Radix-24 Algorithm
lpc
- 1.用matlab实现对一个元音和一个清辅音的LPC系数,LPCC系数和MFCC系数的提取。 2,用LPC对这两个语音信号的功率谱进行估计,其中,LPC系数要分别有5阶,10阶,15阶和20阶四种情况,并在一个图里画出信号本身的FFT功率谱和四条不同阶数的LPC谱估计图,以作比较。注意,LPC和LPCC只考察自相关法。 3,用对数面积比的方法来求出这两个发音的变截面声管模拟图形,10阶即可-Using matlab to achieve the LPC coefficients of a
fftprocessor
- 2008-2009年优秀硕士论文:基于FPGA的可变点FFT处理器的设计与实现.pdf-FPGA-based variable point FFT processor design and implementation. Pdf
Fftfile-of-EEG
- 可以用FFT频谱对脑电信号进行提取。我们可以利用提取出的各个波段脑电信号,来诊断一些脑部疾病或者对大脑组织的电活动及大脑的功能状态进行分析。 1.将实验测得的脑电数据文件转换为文本文件(已经过50Hz陷波), 获得在Matlab 平台上可直接使用的脑电信号数据,即0661.txt。 2.在Matlab中导入数据,并提取Fp1通道的脑电信号,通过FFT变换对α,β,θ,δ波段进行提取,并做FFT逆变换变到时域。 3.计算各个波段的功率谱。-FFT spectrum can be ext
fft_code
- This is a generic code for finding FFT of variable string size without using built-in MATLAB function.-This is a generic code for finding FFT of variable string size without using built-in MATLAB function.
Analog Transmission of Digital Data
- Analog transmission. Analog transmission is a transmission method of conveying voice, data, image, signal or video information using a continuous signal which varies in amplitude, phase, or some other property in proportion to that of a variable. ...
fpga
- fft在fpga上的实现 1.基于FPGA的1024点FFT算法实现; 2.基于FPGA的FFT算法设计与实现; 3.基于FPGA的可变点FFT处理器的设计与实现。(Implementation of FFT on FPGA 1. the implementation of 1024 point FFT algorithm based on FPGA; 2. the design and implementation of FFT algorithm based on FPGA