EDN

Array Processors Enable Flexibility in FFT Designs

Although it has found many uses in signal processing, the Fast Fourier Transform (FFT) has taken on even more importance as a fundamental part of the algorithms used for communications protocols based ...
EDN

A more efficient FFT for communications applications using a massively parallel processor array

The introduction of complex communications protocols based on Orthogonal Frequency Division Multiplexing (OFDM) has brought with it a growing demand for high-speed Fast Fourier Transform (FFT) ...
Design-Reuse

Efficient radix-4 FFT on StarCore SC3000 DSPs

Here's how to implement an efficient radix-4 FFT, using the StarCore SC3000 as an example. The Fast Fourier Transform (FFT) is a widely used algorithm that computes the Discrete Fourier Transform (DFT ...
Design-Reuse

High-performance Low-memory Mixed Radix FFT

This FFT is an efficient implementation of the Decimation in Frequency (DIF) Cooley-Tukey FFT. Using low FPGA/ASIC resources and a high clock speed, t ...