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Convention Paper

Towards a Real-Time Implementation of a Physical Modelling Based Percussion Synthesizer

Authors: Chuchacz, Katarzyna; O'Modhrain, Sile; Woods, Roger

AES Convention 124 · Paper 7385 · May 2008

Abstract

This paper presents work carried out with the objective of designing a novel percussion synthesizer based on a physical model of a plate-based percussion instrument. The algorithm has been implemented in real-time for the first time, on a Field Programmable Gate Arrays (FPGAs) chip allowing a number of parameters such as excitation value, stroke location and plate stiffness, to be changed in real-time. This presents the player with a number of new modes of playability but requires the definition and design of a flexible interface that gives the extensive access to the sound world of the synthesis model. Details of the hardware implementation architecture are put forward as well as fixed point/floating point computation aspects that impact the instrument’s playability.

Details

Published in
AES Convention 124
AES Convention
124
Paper number
7385
Publication date
May 6, 2008
Session subject
Analysis and Synthesis of Sound
Affiliation
Sonic Arts Research Centre;The Institute of Electronics, Communications and Information Technology (See document for exact affiliation information.)
Type
Convention Paper