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Journal Article

Multiactuator Panels for Wave Field Synthesis: Evolution and Present Developments

Authors: Pueo, Basilio; López, José J.; Escolano, José; Hörchens, Lars

Journal of the Audio Engineering Society · Volume 58 · Issue 12 · pp. 1045–1063 · December 2010

Abstract

Multiactuator panels have been used as an alternative to classical loudspeakers in wave field synthesis because of their added benefits: low-visual profile and diffuse radiation. Panels consist of a thin, stiff panel with a small back volume, which vibrates by a group of mechanical exciters. Because of their diffuse pattern and omnidirectionality, individual components of the sound pressure field merge correctly to form a larger sweet spot in the reproduction space. A comprehensive review of prototype panels in many research projects reveals the relevant issues, such as spatial aliasing, room acoustics, and finite boundaries.

Details

Publication
Journal of the Audio Engineering Society
Volume
58
Issue
12
Pages
1045–1063
Publication date
December 6, 2010
Affiliation
Communication and Social Psychology Department, University of Alicante, Alicante, Spain; iTeAM Institute, Universidad Politecnica de Valencia, Valencia, Spain; Telecommunication Engineering Department, Polytechnic School, University of Jaen, Jaen, Spain; Laboratory of Acoustic Imaging and Sound Control, Delft University of Technology, Delft, The Netherlands (See document for exact affiliation information.)
Type
Journal Article