Hackaday

Visualizing The Fourier Transform

If you do any electronics work–especially digital signal processing–you probably know that any signal can be decomposed into a bunch of sine waves. Conversely, you can generate any signal by adding up ...
EDN

The practicing instrumentation engineer’s guide to the DFT – Part 1: Understand DFT and FFT implementations

There are many books and articles on the Fourier Transform and its implementation available. A quick survey of these resources shows that they are not geared to the needs of the “Practicing ...
Design-Reuse

RF Engines releases new flexible bit true models for its Vectis Pipelined FFT and Ventrix Polyphase DFT IP Cores

June 30, 2003 - RF Engines Limited (RFEL), the Signal Processing on FPGA specialist, has announced the release of a new set of Fast Fourier Transform (FFT) and Polyphase DFT bit true models for use ...
EDN

FFT: Equations and history

The FFT (Fast Fourier Transform) is rightfully regarded as the most important numerical algorithm of our lifetime. Whether it's used to monitor signals coming from the depths of the earth or search ...
Hackaday

What Is The Fourier Transform?

Over at Quanta Magazine [Shalma Wegsman] asks What Is the Fourier Transform? [Shalma] begins by telling you a little about Joseph Fourier, the French mathematician with an interest in heat propagation ...