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FFTtttji
- FFT基2 处理器(定点,16bit,50MHz)碟型运算单元原代码-FFT-2 - 2 processor (sentinel, 16bit, 50MHz) - Operational dish original code modules
1+fft
- 基2 fft的基本原理,实现起来可以说是相当的好用,大家赶快分享哦-2 fft-based basic principles to achieve can be said to be quite easy to use, we get to share Oh
fft
- 快速傅立叶变换的matlab算法实现。(是一个按照时间抽取的基-2快速傅里(基-2 FFT-DIT)。输入倒位序,输出自然顺序。-Fast Fourier Transform algorithm matlab. (Which is a time of extraction in accordance with the base-2 Fast Fu-ri (base-2 FFT-DIT). Enter the inversion sequence, the output of natural or
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
FFT_IFFT
- 主要是fft和ifft算法的c实现.此算法是基2的DIT的FFT算法。-Fft and ifft algorithm using c. Algorithm radix-2 DIT FFT algorithm.
22
- 设计一个按时间抽取的输入倒位序输出顺序的基2—fft算法程序。-Time taken by designing an inversion input sequence output sequence of the base 2-fft algorithm.
multi-verilog
- 乘法器。fft。 基2.蝶形运算。旋转因子-Multipliers. fft. Group 2 butterfly. Twiddle factor
fft
- C语言实现几种不同FFT的方法:其中包括时间抽取的基2 DFT,频率抽取的基2 DFT,分裂基算法、CZT方法等。-C language implementation of several different FFT approach: including the time taken by the base 2 DFT, frequency extraction base 2 DFT, split based algorithm, CZT methods.
FFT2_test
- 基于基2的蝶型FFT,用C实现,经过测试,没有错误,可以直接拿去使用。-Based on base 2 FFT butterfly type, use C implementation, after testing, there is no error, can be directly used.