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Convention Paper

Effectiveness of Height Information for Reproducing the Presence and Reality in Multichannel Audio System

Authors: Hamasaki, Kimio; Hiyama, Koichiro; Nishiguchi, Toshiyuki; Okumura, Reiko

AES Convention 120 · Paper 6679 · May 2006

Abstract

A 22.2 multichannel sound system was developed that adapts to an ultrahigh-definition video system with 4000 scanning lines. The sound system consisted of loudspeakers with three layers: an upper layer with nine channels, a middle layer with ten channels, and a lower layer with three channels and two channels for low frequency effects. This system has new features of three-dimensional sound reproduction. Subjective evaluation by the semantic differential (SD) method are presented to assess the importance of height information for a sound system using several stimuli in a 22.2 multichannel audio system with Super Hi-Vision and a high-definition television. Furthermore, the actual effectiveness of height information and some practical suggestions for aesthetic mixing of three-dimensional audio is also presented.

Details

Published in
AES Convention 120
AES Convention
120
Paper number
6679
Publication date
May 6, 2006
Session subject
Multichannel Sound
Affiliation
NHK Kumamoto Station; NHK Science & Technical Res. Labs. (See document for exact affiliation information.)
Type
Convention Paper