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Convention Paper

A Reverberator with Two-Stage Decay and Onset Time Controls

Authors: Abel, Jonathan S.; Lee, Keun-Sup

AES Convention 129 · Paper 8208 · November 2010

Abstract

An efficient artificial reverberator having two-stage decay and onset time controls is presented. A second-order comb filter controlling the reverberator frequency-dependent decay rates and onset times drives a switched convolution with short noise sequences. In this way, a non-exponential reverberation envelope is produced by the comb filter, while the switched convolution structure produces a high echo density. Several schemes for generating two-stage decays and onset time controls with different onset characteristics in different frequency bands are described.

Details

Published in
AES Convention 129
AES Convention
129
Paper number
8208
Publication date
November 6, 2010
Session subject
Audio Processing
Affiliation
Stanford University, Stanford, CA, USA (See document for exact affiliation information.)
Type
Convention Paper