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Floating-point-complex-radix-2-decimation-in-time-
- 浮点复数基2时分FFT完成适当的FFT，输出改写输入缓冲器。-floating-point complex FFT-based two hours to complete the FFT output rewritten input buffer.
200628111717
- DFT(Discrete Fourier Transformation)是数字信号分析与处理如图形、语音及图像等领域的重要变换工具，直接计算DFT的计算量与变换区间长度N的平方成正比。当N较大时，因计算量太大，直接用DFT算法进行谱分析和信号的实时处理是不切实际的。快速傅立叶变换(Fast Fourier Transformation，简称FFT)使DFT运算效率提高1～2个数量级。其原因是当N较大时，对DFT进行了基4和基2分解运算。FFT算法除了必需的数据存储器ram和旋转因子rom外，仍
LabVIEW CIC Filter for 1bit PDM
- LabVIEW編寫之多階 Cascaded Integrator Comb Decimation Filter, 用於解調1bit PDM 數字資料流, 還原成時域波形, 程式一併產生頻域波形及SNR, THD分析. 1bit PDM 數字流常由Delta-Sigma ADC產生, MEMS數字麥克風亦輸出此格式數字流. 程式版本: LabVIEW 2009 with S&V module, Digital Filter toolkit.
16_points_DIT_FFT_MATLAB
- 基于时域抽取的1024点FFT函数。适合用于演示算法计算过程，既教学。可以扩展成2次幂点数的FFT计算。开发环境MATLAB。-1024-point Decimation-in-time FFT function. Algorithm suitable for presentation process, both the teaching. Can be expanded into a power of two points of the FFT calculation. Development
willson
- 利用插值级联梳状滤波器来设计滤波器，减少运算量-Application of Filter Sharpening to Cascaded Integrator-Comb Decimation Filters
wavelet_and_kalman_filtering
- wavelet decomposition and Kalman filters used for automatic wavelet coefficient decimation
FFT
- 本程序是自己编写的频域抽取FFT程序，输入自然序，输出倒位序，用C语言实现。-The program is written in their own decimation in frequency domain FFT program, enter the natural order, the output inversion sequence, with the C language.
DECIMATIONINFREQ
- TUTORIAL FOR DECIMATION IN FREQUENCY METHOD FOR FFT IMPLEMENTATION
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
two_dimensional_fast_hartley_transform_latest.tar
- RTL Verilog code to perform Two Dimensional Fast Hartley Transform (2D-FHT) for 8x8 points. Presented algorithm is FHT with decimation in frequency domain.