Comparison of different sound capture and reproduction techniques in a virtual acoustic window

Timo Haapsaari*, Werner De Bruijn, Aki Härmä

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingAcademicpeer-review

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.

Original languageEnglish
Title of host publicationAudio Engineering Society - 122nd Audio Engineering Society Convention 2007
Pages277-287
Number of pages11
Publication statusPublished - 2007
Externally publishedYes
Event122nd Audio Engineering Society Convention 2007 - Vienna, Austria
Duration: 5 May 20078 May 2007
Conference number: 122

Conference

Conference122nd Audio Engineering Society Convention 2007
Country/TerritoryAustria
CityVienna
Period5/05/078/05/07

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