Title :
Radix-2 FFT-pipeline architecture with reduced noise-to-signal ratio
Author_Institution :
Siemens AG, Munich, Germany
fDate :
4/1/1994 12:00:00 AM
Abstract :
A radix-2 FFT-pipeline architecture has been developed which exhibits a two- to three-bit increase in accuracy for transform lengths N greater than 210 if fixed-point arithmetic is utilised. The algorithm in use is a unification of the Cooley-Tukey radix-4 and radix-4+2 decompositions
Keywords :
digital arithmetic; fast Fourier transforms; pipeline processing; Cooley-Tukey radix decompositions; fixed-point arithmetic; noise-to-signal ratio; radix-2 FFT pipeline architecture; transform lengths;
Journal_Title :
Vision, Image and Signal Processing, IEE Proceedings -
DOI :
10.1049/ip-vis:19949915
