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cFFT
- CFFT is a radix-4 fast Fourier transform (FFT) core with configurable data width and a configurable number of sample points in the FFT. Twiddle factors are implemented using the CORDIC algorithm, causing the gain of the CFFT core to be differen
ccmul
- FFT旋转因子，旋转因子是蝶形运算的组成部分，是数字信号处理FFT算法的基础部分-FFT twiddle factor, rotation factor is an integral part of the butterfly, digital signal processing is a fundamental part of FFT algorithm
PC-code-for-FFT
- this program calculates the twiddle factors, generator sine wave with user setting sample rate, signal frequency. The user interface gives parameter setting of sample frequency, signal freqency and number of sample and so on.
ccmul
- FFT中 旋转因子8位复数乘法的VHDL程序，3次实数乘法和3次加减法运算，-FFT twiddle factor of the VHDL program, 3 times real multiplication and subtraction 3
FFT_Wdata
- FFT控制器需要的旋转因子数据，可以直接使用-FFT twiddle factor data controller is required，Can be used directly
FFT
- An Elementary Introduction to the Discrete Fourier Transform 1.1 ComplexNumbers 1.3 Analyzing the Series 1.5 Filtering a Signal 1.6 How Often Does One Sample? 1.7 Notes and References 1.2 Trigonometric Interpolation 1.4 Fourier Frequenc
FFT_Twiddles_Find_DSPrelated
- 下面是找到了基2 FFT蝴蝶旋转因子的Matlab代码。代码计算的 A 相角，在图1（c）和图2（c）所示，旋转因子的因素。我建议你开始8点DIT的FFT图1（a）通过运行代码然后运行图2中的代码为16点DIF FFT（一）。-Below is the Matlab code to find radix-2 FFT butterfly twiddle factors. The code computes the A phase angle factors that are used in t
fft
- 自己编写的FFT基2 MATLAB程序，其中包括换位以及旋转因子变化，调试通过，和matlab自带程序时间等都差不多-Write your own FFT-based 2 MATLAB program, including changes in transposition and twiddle factor debugging through time and matlab own procedures and so almost
1024-FFT-VHDL
- 1024点FFT的VHDL程序，含碟形图，旋转因子存储及产生代码，最后是VHDL整体设计，quartus ii编译环境-1024-point FFT VHDL program, including dish-shaped figure, twiddle factor , last VHDL overall design, Quartus ii compile environment
multi-verilog
- 乘法器。fft。 基2.蝶形运算。旋转因子-Multipliers. fft. Group 2 butterfly. Twiddle factor