A Unified Approach to the Minimization of Quantization Effects in Separable Denominator Multi-Dimensional Digital Filters

ZHAO Qingfu  Masayuki KAWAMATA  Tatsuo HIGUCHI  

IEICE TRANSACTIONS (1976-1990)   Vol.E70   No.11   pp.1092-1095
Publication Date: 1987/11/25
Online ISSN: 
Print ISSN: 0000-0000
Type of Manuscript: LETTER
Category: Digital Signal Processing

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This paper proposes a statistical expression of the output error variance due to coefficient quantization in separable denominator M-D digital filters. Using this expression, this paper shows that minimization of overall quantization errors can be performed by minimizing the roundoff noise.