Electronic music system for detecting pitch

Details Electronic music system for detecting pitch Electronic music system for detecting pitch

1999-07-30

2000-09-26

Witkowski, Stanley J.

Music

Instruments

Electrical musical tone generation

84654, G10H 700

Patent

active

061245445

ABSTRACT:
A method for detecting the pitch of a musical signal comprising the steps of receiving the musical signal, identifying an active portion of the musical signal, identifying a periodic portion of the active portion of the musical signal, and determining a fundamental frequency of the periodic portion of the musical signal.

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Schepers, H.E., van Beek, J.H.G.M. and Bassingthwaighte, J.B. "Four Methods to Estimate the Fractal Dimension from Self-Affine Signals" IEEE Engineering in Medicine and Biology, vol. 11, pp. 57-64, p. 71, (Jun. 1992).
Thompson, D.J. "Spectrum Estimation and Harmonic Analysis" Proceedings of the IEEE, vol. 70, No. 9, pp. 1055-1091 (Sep. 1982).
Serra, X. "Musical Sound Modeling with Sinusoids Plus Noise" Studies on New Musical Research, Chapter 3, Curtis Roads ed. Swete & Zeitlinger, Lisse (1997).
Bernardi, A., Bugna, G.-P. and De Poli, G. "Musical Signal Analysis with Chaos" Studies on New Musical Research, Chapter 6, Curtis Roads ed., Swets & Zeitlinger, Lisse (1997).
Percival, D.B. and Walden, A.T. "Multitaper Spectral Estimation" Spectral Analysis for Physical Applications, Chapter 7, pp. 331-377, Cambridge University Press (1993).
Percival, D.B. and Walden, A.T. "Calculation of Discrete Prolate Spheroidal Sequences" Spectral Analysis for Physical Applications, Chapter 8, pp. 378-390, Cambridge University Press (1993).

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