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Convention Paper

Realizing an All Digital Power Amplifier

Authors: Hiorns, R. E.; Goldberg, J. M.; Sandler, Mark B.

AES Convention 89 · Paper 2960 · September 1990

Abstract

A hardware design of a pulse width modulator and noise shaper suitable for converting digital audio data directly to an analogue signal is presented. Spectral analysis is used to compare with simulation results and theoretical performance. Results suggest that the combination of oversampled noise shaping used in conjunction with pulse width modulation can provide a realisable topology for an all digital power amplifier.

Details

Published in
AES Convention 89
AES Convention
89
Paper number
2960
Publication date
September 6, 1990
Session subject
Signal Processing
Affiliation
King's College, University of London, London , England (See document for exact affiliation information.)
Type
Convention Paper