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Convention Paper

Implementation of Immersive Audio Applications using Robust Adaptive Beamforming and Wave Field Synthesis

Authors: Beracoechea, Jon Ander; Casajus, Javier; García, Lino; Ortiz, Luis; Torres-Guijarro, Soledad

AES Convention 120 · Paper 6710 · May 2006

Abstract

An immersive audio system oriented to future communication applications is presented. The aim is to build a system where the acoustic field of a chamber is recorded using a microphone array and then is reconstructed or rendered again, in a different chamber using loudspeaker array based techniques. Our proposal relays on recent robust adaptive beamforming techniques and joint audio-video source localization for effectively estimating the original sources of the emitting room. The estimated source and the source localization information drive a Wave Field Synthesis engine that renders the acoustic field again at the receiving chamber. The overall system performance is tested using a MUSHRA-based subjective test in a real situation.

Details

Published in
AES Convention 120
AES Convention
120
Paper number
6710
Publication date
May 6, 2006
Session subject
Multichannel Sound
Affiliation
Universidad Politécnica de Madrid (See document for exact affiliation information.)
Type
Convention Paper