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Description: TI的x28x系列芯片的FFT源程序。有128/256/512/1024点的实数和复数的FFT算法。-TI's chip x28x series of FFT source. 128 / 256/512/1024 point real and complex FFT algorithm.
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Size: 102700 |
Author: simon |
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Description: 该代码采用c5400dsp的汇编语言和c语言实现快速傅立叶变换，经过实际测试，效果很好，可以支持64、128、256点的fft-c5400dsp of assembly language and c Language Fast Fourier Transform, after the actual test, a good effect, and can support 64,128,256 point fft
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Size: 31386 |
Author: 杨健 |
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Description: TI的x28x系列芯片的FFT源程序。有128/256/512/1024点的实数和复数的FFT算法。-TI's chip x28x series of FFT source. 128/256/512/1024 point real and complex FFT algorithm.
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Size: 169984 |
Author: simon |
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Description: 优化过的128点fft和ifft，最大程度的精简代码和提高预算率-fourier transform of 128 point,which can run in the most fast speed
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Size: 245760 |
Author: 张小雨 |
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Description: 不定点的fft算法，当前可选择64,128,256,512,1024个点数，可自行添加其他-The fft algorithm is not fixed, the current choice 64,128,256,512,1024 one point, they are free to add other
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Size: 1024 |
Author: shenxian |
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Description: mega128 fft 128点算法程序非常易于移植最大程度方便您的使用-mega128 fft 128-point algorithm is very easy to transplant to maximize your convenience
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Size: 20480 |
Author: mark |
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Description: 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
-Fourier transform of the c language source code
128 point of the DIT FFT function:
Sampling to the data on the dataR [] array, before the operation dataI [] array initialized to 0
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Size: 1024 |
Author: zhji |
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Description: F2812 标准FFT算法,128点,256点,512点,1024点FFT算法,具体做法为将库含数FFT.LIB加入的目标项目,加入对应的C含数和头文件,特别注意的FFT算法缓冲去一定要存放在0X8000H中的内部缓冲区中!!!切记,本人调试时就走了很多弯路啊-F2812 standard FFT algorithm, 128, 256, 512, 1024-point FFT algorithm, the specific approach to the library will join with several FFT.LIB goals, joined counterparts with the number of C header files, pay special attention to the FFT algorithm to buffer must 0X8000H stored in the internal buffer! ! ! remember, I debug away many detours ah
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Size: 2048 |
Author: sss |
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Description: 基于tms320f2812的128点FFT算法，计算过程中采用的是浮点运算，不会出现溢出问题-128 bit FFT algorithm based on TMS320F2812, the calculation process is a floating-point operation, no overflow problem
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Size: 1024 |
Author: xiaobai |
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Description: 128点的小波变换，小波函数采用db3，变换过程采用FFT圆周卷积快速实现卷积过程。-128-point wavelet transform, wavelet function using db3 conversion process using the FFT circular convolution convolution process quickly.
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Size: 3072 |
Author: yangdong |
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Description: 用VC编写的一个128点的快速傅里叶变换（FFT）算法。-VC prepared using a 128-point fast Fourier transform (FFT) algorithm.
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Size: 7168 |
Author: Sattri |
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Description: FFT使用范例。
x=0.5*sin(2*pi*15*t)+2*sin(2*pi*40*t)。采样频率fs=100Hz，分别绘制N=128、1024点幅频图。-FFT usage examples. x = 0.5* sin (2* pi* 15* t)+2* sin (2* pi* 40* t). Sampling frequency fs = 100Hz, were drawn N = 128,1024 point amplitude-frequency diagram.
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Size: 1024 |
Author: 王军 |
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Description: 产生一图像 f1(m,n)，其中图像大小为256×256，中间亮条为128×32，暗处=0，亮处=100。对其进行FFT: 同屏显示原图f1(m,n)和FFT(f1)的幅度谱图；-Generating an image f1 (m, n), wherein the image size is 256 × 256, the highlight bar to the middle of 128 × 32, 0 = dark, bright point = 100. Its FFT: screen display picture f1 (m, n) and the FFT (f1) of the amplitude spectrum
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Size: 1024 |
Author: 郭锦玉 |
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Description: 基于STC12C5A60S2的5分段128点FFT算法音乐频谱，高亮LED显示，可自动增益调节 -STC12C5A60S2 five segments based on a 128-point FFT algorithm musical spectrum, bright LED display, automatic gain adjustment
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Size: 10240 |
Author: ZINK |
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Description: TMS320F2812片上AD采集+128点FFT运算后，SCIA输出。-The 128- point FFT arithmetic
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Size: 390144 |
Author: 刘阳 |
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Description: 1.x=0.5*sin(2*pi*15*t)+2*sin(2*pi*40*t)。采样频率fs=100Hz，分别绘制N=128、1024点幅频图。
2.x=0.5*sin(2*pi*15*t)+2*sin(2*pi*40*t),fs=100Hz,绘制：
（1）数据个数N=32，FFT所用的采样点数NFFT=32；
（2）N=32，NFFT=128；
（3）N=136，NFFT=128；
（4）N=136，NFFT=512。-1. X = 0.5* sin (2* PI* 15* t)+ 2* sin (2* PI* 40* t).Sampling frequency fs = 100 hz, respectively to draw N = 128, 1024 point amplitude-frequency figure.
2. X = 0.5* sin (2* PI* 15* t)+ 2* sin (2* PI* 40* t), the fs = 100 hz, drawing:
(1) N = 32, NFFT = 32
(2) N = 32, NFFT = 128
(3) N = 136, NFFT = 128
(4) N = 136, NFFT = 512.
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Size: 1024 |
Author: Shawn |
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Description: 128-point FFT for split radix
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Size: 1024 |
Author: rajesh |
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