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FFTinDLG
- 在VC++6.0中实现FFT算法(应用快速傅里叶变换:8 4 2),并通过对话框显示时频域曲线-in VC + +6.0 achieve FFT algorithm (Fast Fourier Transform application : 8 4 2), and through dialog at the frequency domain shows curve
xhclfft
- 用FFT 进行信号的频谱分析 1、高斯序列 2、衰减正弦序列 3、三角波序列 4、反三角序列-signals using the FFT spectrum analysis of one, two Gaussian sequence, the sequence of 3 attenuation sine, triangle wave sequence 4, anti - triangular series
gezhongfftcchengxu
- 程序里有基二fft时域,频域c代码,还有基4,分裂基算法,实序列fft变换的源程序,都是头文件的形式,我已经在vc++6.0的环境下调试通过。且这些程序的位倒序部分,旋转因子部分采用的是比较快的算法,应该与本网站已有的程序不同,我的算法较快。-procedures there are two fft-time domain, frequency domain c code, there are four-and split-based algorithm fft transformation s
butfly4
- 基4-FFT蝶形单元实现,按照FPGA内部的乘法器功能编写的-4-FFT butterfly-based unit to achieve, in accordance with the internal FPGA multiplier feature prepared
example4_4
- 例4:在sinc(t)信号中叠加噪声,分析对应频谱 fs=100 采样频率,必须大于两倍基带信号最高频率 ts=1/fs 采样时间间隔 T=2 时间窗大小 - x=x+0.1*randn(1,N) x=awgn(x,-10, measured ) figure plot(t,x) title( 时域信号图 ) xlabel( t /s ) y=fft(x,N) figure if mod(N,2)~=0
gam6
- FPGA Implementation ofLow Power 64-Point Radix-4 FFT Processor for OFDM System
fft-arm
- 采用基4算法,进行的FFT运算,计算效率高。-fft coding
fortran77-to-Fortran90-converter
- 1.dft_离散Fourier变换 2.fft 快速Fourier变换 3.f77_to_f90 将Fortran77文件转化为Fortran90文件格式 4.f90_to_f77 将Fortran90文件转化为Fortran77文件格式 5.fixcon fortran-77-to-90-converter 将Fortran77文件转化为Fortran90文件格式 -1.dft_ Discrete Fourier Transform Fast Fourier Transform
pipelined_fft_128_latest.tar
- CFFT是一个数据宽度和点数都可配置的基4 FFT core,由于旋转因子是用CORDIC算法实现的,因此经过FFT后信号的增益和标准的FFT算法不同。但对于OFDM调制、解调等应用并不重要。由于增益是确定的,因此在输出时乘以确定常数即可等价标准的FFT。该FFT core的输入是正序的,输出是按照基4反序的-CFFT is a data width and number can be configured based 4 FFT core, due to the rotation factor
OFDM-Tx-Rx
- ofdm 传输与接受的各项例子 -OFDM Receiver 1. Initalize the USRP setting the RX parameters and moving the LO outside the transmission band. 2. Generate random data bits (PN Sequence) (125 bits) 3. Use the Van De Beek algorithm to detect the cyclic prefix