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Convention Paper

Digital Equalization Using Fourier Transform Techniques

Authors: Kulp, Barry D.

AES Convention 85 · Paper 2694 · November 1988

Abstract

Equalization using time domain digital convolution becomes increasingly computationally intensive as impulse response length increases. Fourier transform techniques greatly reduce the computational load. The corresponding theory is reviewed, and various applications are detailed, including room, loudspeaker, instrument, and ambience equalization. A practical real-time implementation using an off-the-shelf digital signal processing integrated circuit is described. Theoretical and practical limitations of the applications and implementation are discussed.

Details

Published in
AES Convention 85
AES Convention
85
Paper number
2694
Publication date
November 6, 1988
Affiliation
Zoran Corporation, Needham Heights, MA (See document for exact affiliation information.)
Type
Convention Paper