Comparison of round-off noise variances in several low round-off noise digital filter structures

1 January 1980

journal article
Published by Institute of Electrical and Electronics Engineers (IEEE) in Proceedings of the IEEE

Vol. 68 (1), 173-174
https://doi.org/10.1109/PROC.1980.11600

Abstract

This note presents round-off noise expressions for fixed-point digital filters realized in the error-feedback structure, and a comparison of the error-feedback structure with other low round-off noise digital filter structures in terms of output round-off noise variance.

Keywords

DIGITAL FILTERS
TRANSFER FUNCTIONS
DYNAMIC RANGE
FEEDBACK
ROUNDOFF ERRORS
CONSTRAINT OPTIMIZATION
EQUATIONS
POLES AND ZEROS

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