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Talk · Conference of Open Innovations Association · May 1, 2018

Compact Fixed-Point Filter Implementation

Каримов Тимур Искандарович, Денис Бутусов, Valery S. Andreev, Vyacheslav G. Rybin, Dmitrii Kaplun

Abstract

The main difficulty in IIR-filter hardware implementation using fixed-point arithmetic is an accurate continuous to discrete model conversion. We propose an alternative approach to IIR-filters fixed-point implementation based on adaptive discrete operator selection (z-operator or δ- operator) and filter parameters optimization. This approach provides significant reduction of utilized logic elements for the given level of implementation accuracy.

Digital Filter Design and ImplementationAnalog and Mixed-Signal Circuit DesignAdvanced Adaptive Filtering TechniquesIIR filtersfixed-point arithmeticdigital filter hardware implementation

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