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Convention Paper

On the Performance of Two-Channel and Multi-Channel Stereophony

Authors: Theile, Günther

AES Convention 88 · Paper 2887 · March 1990

Abstract

Psychoacoustic principles are considered in order to enhance the performance of loudspeaker stereophony. It is found that the simulation of depth and space in a conventional two-loudspeaker stereo arrangement can be optimized by means of the so-called room-related recording technique, which applies natural interaural signal differences instead of pure intensity or time differences for stereophonic imaging. However, for creating the natural perception of spatial impression and enlarging the listening area at the same time, additional loudspeakers must be applied. The benefit from additional front channels and surround channels of a future HDTV sound system is discussed not only with respect to picture accompanying sound but also with respect to high-quality sound without picture.

Details

Published in
AES Convention 88
AES Convention
88
Paper number
2887
Publication date
March 6, 1990
Session subject
Microphones
Affiliation
Institut fur Rundfunktechnik GmbH (IRT), Munich, West Germany (See document for exact affiliation information.)
Type
Convention Paper