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Convention Paper

General-Purpose Listening Enhancement Based on Subband Non-Linear Amplification with Psychoacoustic Criterion

Authors: Azarov, Elias; Vashkevich, Maxim; Herasimovich, Vadzim; Petrovsky, Alexander

AES Convention 138 · Paper 9265 · May 2015

Abstract

Near end listening enhancement is an effective approach for speech intelligibility improvement in noisy conditions that is applied mainly for telecommunications. However potential application field of the concept of near end listening enhancement is much wider and can be extended for listening of any audio content (including music and other sounds) in quiet and noisy conditions. This paper proposes an algorithm for near end listening enhancement designed for processing both speech and music that, considering subjective listening tests, significantly improves the listening experience. The algorithm is based on subband non-linear amplification of the audio signal in accordance with noise spectral characteristics and personal hearing thresholds of the listener. The algorithm is experimentally implemented as an application for smartphones.

Details

Published in
AES Convention 138
AES Convention
138
Paper number
9265
Publication date
May 6, 2015
Session subject
Audio Signal Processing
Affiliation
Belarusian State University of Informatics and Radioelectronics, Minsk, Belarus (See document for exact affiliation information.)
Type
Convention Paper