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Radix-2 FFT-pipeline architecture with reduced noise-to-signal ratio

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1 Author(s)
R. Storn ; Siemens AG, Munich, Germany

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

Published in:

IEE Proceedings - Vision, Image and Signal Processing  (Volume:141 ,  Issue: 2 )