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Convention Paper

Tracking Changes In Linear Loudspeaker Parameters with Current Feedback

Authors: Bright, Andrew

AES Convention 115 · Paper 5909 · October 2003

Abstract

This paper explains how, that if the total moving mass of a loudspeaker can be known in advance, all of the remaining basic linear loudspeaker parameters can be determined using only current feedback. This is explained at a theoretical and practical level. Frequency- and time-domain algorithms for tracking the parameters are presented. Examples of the tracking performance of an adaptive algorithm operating with a real music signal on an actual loudspeaker are shown.

Details

Published in
AES Convention 115
AES Convention
115
Paper number
5909
Publication date
October 6, 2003
Session subject
Loudspeakers
Affiliation
Nokia Corporation, Nokia Group, Helsinki, Finland (See document for exact affiliation information.)
Type
Convention Paper