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Convention Paper

Spatial Impulse Response Rendering: Listening Tests and Applications to Continuous Sound

Authors: Merimaa, Juha; Pulkki, Ville

AES Convention 118 · Paper 6371 · May 2005

Abstract

Spatial Impulse Response Rendering (SIRR) is a recent technique for reproduction of room acoustics with a multichannel loudspeaker system. SIRR analyzes the direction of arrival and diffuseness of measured room responses within frequency bands. The direction is estimated using sound intensity, and diffuseness from the ratio of active sound intensity and energy density. Based the analysis data, a multichannel response suitable for reproduction with any chosen surround loudspeaker setup is synthesized. When loaded to a convolving reverberator, the synthesized responses create a very natural perception of space corresponding to the measured room. In this paper,
new listening test data, and applications to processing
of continuous sound are presented.

Details

Published in
AES Convention 118
AES Convention
118
Paper number
6371
Publication date
May 6, 2005
Session subject
Multichannel Sound (5.1 Multichannel, general)
Affiliation
Helsinki Univ Tech (See document for exact affiliation information.)
Type
Convention Paper