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Convention Paper

Applications of Inverse Filtering to the Optimization of Professional Loudspeaker Systems

Authors: Ponteggia, Daniele; Di Cola, Mario

AES Convention 135 · Paper 8927 · October 2013

Abstract

The application of FIR filter technology to implement Inverse Filtering into a Professional Loudspeakers Systems nowadays is easier and more affordable because of the latest development of DSP technology and also because of the existence of a new DSP platform dedicated to the end user. This paper presents an analysis, based on real world examples, of a possible methodology that can be used in order to synthesize an appropriate Inverse Filter both to process a single driver, from a Time Domain perspective in a multi-way system, and to process the output pass-band from of a multi-way system for phase linearization. The analysis and discussion of results for some applications will be shown through real world test and measurements.

Details

Published in
AES Convention 135
AES Convention
135
Paper number
8927
Publication date
October 6, 2013
Session subject
Signal Processing
Affiliation
Studio Ponteggia, Terni (TR), Italy; Audio Labs Systems, Casoli (CH), Italy (See document for exact affiliation information.)
Type
Convention Paper