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Convention Paper

A Neural Network Approach to the Adaptive Correction of Loudspeaker Nonlinearities

Authors: Low, Stephen; Hawksford, Malcolm J.

AES Convention 95 · Paper 3751 · October 1993

Abstract

An adaptive loudspeaker correction scheme for subwoofers is presented that is based upon a four-layer neural network algorithm. Compensation for both dominant time-invariant nonlinearities and time-varying changes in cone mass and voice-coil resistance is achieved. Control data for the correction algorithm is derived using a novel method based upon the knowledge of the current and voltage monitored at the drive unit's terminals.

Details

Published in
AES Convention 95
AES Convention
95
Paper number
3751
Publication date
October 6, 1993
Session subject
Microphones and Loudspeakers
Affiliation
University of Essex, Colchester, Essex, UK (See document for exact affiliation information.)
Type
Convention Paper