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FFT-c
- 傅立叶变换的c语言源代码 128点DIT FFT函数: /* 采样来的数据放在dataR[ ]数组中,运算前dataI[ ]数组初始化为0 */ void FFT(float dataR[],float dataI[]) -Fourier Transform c language source code DIT 128 point FFT function : / * Sample data on the dataR [] array, Operational before da
同学编的C#的FFT函数
- 一个C#写的FFT函数,希望能给大家以提示。没有压缩密码。-a write C# FFT function, we can hope to suggest. No compression password.
用matlab中的FFT函数实现了正弦信号
- 用matlab中的FFT函数实现了正弦信号,矩形信号,和白噪声的频谱分析,FFT with matlab function in a sinusoidal signal, the rectangular signal, and white noise spectrum analysis
fft.rar
- 用matlab编写的fft快速傅立叶变换及逆变换函数,文件用M语言写成,可以运行,Matlab prepared using fft Fast Fourier Transform and inverse transform function, M language documents, you can run
FFT.rar
- 用C语言编写的FFT和IFFT函数,可以进行修改实现跟快速的运算,With C language function of the FFT and IFFT, can be modified to achieve faster computation with
FFT
- 脑波FFT变换 调用格式见m文件头部说明(下边也复制了一份) 有配套.DLL.h.lib.ctf文件,可以在C或C++环境中调用 ------------------------------------ 保存为FFT.m文件 输入参数: N:进行FFT变换的点数(要求是2的N次幂); fs:信号的采样频率(frequency of simpling) sig:进行FFT变换的数组(一维)。 输出参数: f_sig:变换后的信号(一维数组) E_de
sin-fft
- 注释非常详细的FFT变换,用matlab实现两个正弦函数的区分,初学着都能看懂-Notes very detailed FFT transform, with the achievement of the two sine function matlab distinction, the novice can understand
fft
- 在MATLAB中利用FFT函数来进行变换,其中利用到了HAMMING窗-Using FFT function in MATLAB to carry out transformation, which used to HAMMING window
fft
- 利用matlab的fft函数进行快速傅里叶变换的m文件-Matlab' s fft function using the fast Fourier transform of the m file
FFt
- 其中图片说明: A: 傅里叶变换后频谱图 B:陷波函数作用后的频谱图 C:经逆变换的滤波后图像,效果不是很理想 Ifft2:为验证自己的快速傅里叶变换程序的正确性,用matlab自带逆变换程序将频谱逆变换后图形,与原图相符,说明快速傅里叶变换程序正确。-One Photo caption: A: After the Fourier transform frequency spectrum diagram B: the role of Notch function, the fre
FFT
- 傅里叶变换函数代码,非常实用的,适合f28335的dsp,开发板的源代码-Fourier transform of the function code, very useful, suitable f28335 dsp development board of the source code
RT-FFT.ZIP
- FFT FUNCTION "C" SOURCE CODE
ditfft
- 基2ditfft的matlab源程序,以及与matlab自带的fft函数工作效率的比较,附有.doc文档的说明。-2ditfft the matlab source code base, as well as built-in fft function matlab efficiency compared with. Doc document descr iption.
fft
- The fft.c file is C code for a function to compute the 16 point real Fast Fourier Transform using the split radix algorithm. -The fft.c file is C code for a function to compute the 16 point real Fast Fourier Transform using the split radix algorithm.
fft
- 大家知道MATLAB中有现在的FFT函数,但因为它是build-in类型,我们无法查看其源码,本资源为依公式编写的matlab FFT程序-We all know that MATLAB has now FFT function, but because it is the build-in types, we are unable to view the source code, the resources in accordance with the formula written in m
FFT
- 在ADSP环境下,运用ADSP21xx系列芯片,实现FFT功能-In the ADSP environment, the use of ADSP21xx chips to achieve FFT function
FFT
- 256点FFT函数,量化阶输出,用查表方式实现,用凌阳单片机可以进行8khz采样,频谱分析等-256-point FFT function, the quantized step out, be achieved using look-up table, with a single chip can be 8khz Sunplus sampling, spectral analysis
FFT
- 用C语言写的,基于单片机的FFT函数,可以用于采样、滤波-It is Written in C ,which is based on SCM FFT function, can be used for sampling, filter
fft
- 用Verilog语言实现 fpga 上的 fft功能-The fft function to achieve fpga
fft
- 用DFT 函数计算电压u, 电流i的基波(f1=50 Hz)的有效值和相位; 用FFT函数分别计算电压u和电流i 所包含的直流,基波和谐波的有效值和初相角; 可计算基波(f1=50 Hz)和各次谐波的功率p和功率因数con?.(The effective value and phase of fundamental wave (f1 = 50 Hz) of voltage U and current I are calculated by DFT function. The effect