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Convention Paper Open Access

Time-Frequency Adaptive Room Optimization of Audio Signals

Authors: Maurer, Samuel; Faller, Christof

AES Convention 152 · Paper 10612 · May 2022

Abstract

Room equalization (REQ) is a common method to adapt audio signals to the room in which they are reproduced in. REQ for example attenuates the audio signal at the room resonance frequencies, to reduce negative effects at those frequencies, when the signal is played back. REQ is a time-invariant method. Recently a time-frequency adaptive method to adapt audio signals to rooms has been proposed [1]. The results of a subjective evaluation are presented in this paper. Amount of room reverb and quality are assessed in a blank room, same room with absorbers, and blank room with time-frequency adaptive processing.

Details

Published in
AES Convention 152
AES Convention
152
Paper number
10612
Publication date
May 6, 2022
Session subject
Room Acoustics
Affiliation
Graz University of Technology, Graz, Austria; Illusonic GmbH, Uster, Switzerland (See document for exact affiliation information.)
Type
Convention Paper