EDN

A Simple and Efficient FFT Implementation in C++, Part I

Vlodymyr teaches at Brandenburg University of Technology, Cottbus, Germany. He can be reached at myrnyy@math.tu-cottbus.de. This article provided courtesy ofDr. Dobb’s Journal. This article describes ...
EDN

Fixed- and floating-point FFT libraries optimized for C-to-FPGA tools

The folks at Impulse Accelerated Technologies have announced the availability of optimized FFT libraries for FPGAs. These libraries integrate with the Impulse C software-to-hardware compiler, allowing ...
Electronic Design

C Program Magnifies Spectrum When An FFT Can't Hack It

Many science and engineering applications require an accurate frequency spectrum or Fourier transform of a signal. The Fourier transform of a sequence of samples of a signal is shown in Equation ...
Design-Reuse

How to build a fast, custom FFT from C

FPGAs are great vehicles for FFTs. You can get solid libraries from the manufacturer and be quickly on your way. For even faster performance, engineers are splicing their other processing code in-line ...
Electronic Design

Choose The Right FFT Window Function When Evaluating Precision ADCs

When evaluating the dynamic performance of precision analog-to-digital converters (ADCs) using fast Fourier transform (FFT) analysis, coherent sampling typically is used to accurately measure the ...