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Convention Paper

Comparison of Different Sound Capture and Reproduction Techniques in a Virtual Acoustic Window.

Authors: De Bruijn, Werner; Haapsaari, Timo; Härmä, Aki

AES Convention 122 · Paper 6995 · May 2007

Abstract

In this paper we describe a two-way audio communication system using arrays of microphones and loudspeakers to create a virtual acoustic window. We compare three different methods for capturing the sound: wave field sampling using a line array of microphones, an adaptive beamformer, and close-talk microphones. For sound reproduction, we employ wave field synthesis. In the paper we review the acoustic and perceptual requirements for a real-time virtual acoustic window system, and report results of a set of listening experiments performed with the system.

Details

Published in
AES Convention 122
AES Convention
122
Paper number
6995
Publication date
May 6, 2007
Session subject
Spatial Audio Perception and Processing
Affiliation
Philips Research (See document for exact affiliation information.)
Type
Convention Paper