Title :
Dynamically scaled fixed point arithmetic
Author :
Williamson, Darrell
Author_Institution :
Interdisciplinary Eng. Program, Australian Nat. Univ., Canberra, ACT, Australia
Abstract :
A technique is presented for dynamically scaling a fixed-point filter at each stage of the iteration such that overflow is no more likely than when floating point arithmetic is used. The results are a generalization of earlier work
Keywords :
digital arithmetic; digital filters; error analysis; digital filters; dynamic scaling; fixed point arithmetic; fixed-point filter; iteration stages; overflow probability; Digital arithmetic; Digital filters; Distortion; Finite wordlength effects; Fixed-point arithmetic; Floating-point arithmetic; Limit-cycles; Quantization; Roundoff errors; State-space methods;
Conference_Titel :
Communications, Computers and Signal Processing, 1991., IEEE Pacific Rim Conference on
Conference_Location :
Victoria, BC
Print_ISBN :
0-87942-638-1
DOI :
10.1109/PACRIM.1991.160742
