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Convention Paper

High Quality Multi-channel Time-Scaling and Pitch-Shifting Using Auditory Scene Analysis

Authors: Crockett, Brett G.

AES Convention 115 · Paper 5948 · October 2003

Abstract

A method of using auditory scene analysis of audio signals in conjunction with time and pitch scaling is presented. In the method described, a multi-channel audio signal is analyzed and the location and duration of the individual audio signal components that correspond to distinct auditory scene elements are identified. The audio data is then time and/or pitch scaled in such a way that the separate audio signal components are processed individually, thereby greatly reducing audible artifacts inherent in time and pitch scaling processing.

Details

Published in
AES Convention 115
AES Convention
115
Paper number
5948
Publication date
October 6, 2003
Session subject
Signal Processing for Audio
Affiliation
Dolby Laboratories, San Francisco, CA (See document for exact affiliation information.)
Type
Convention Paper