Multisine excitation design to increase the efficiency of system identification analysis through undersampling and DFT optimization

► Method to improve efficiency of spectral analysis for system identification. ► Algorithm optimizes multisine excitation signal to enable output undersampling. ► Optimized frequency distribution increases DFT bin utilization. ► Can approximate user-defined excitation signal and enable nonlinear det...

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Veröffentlicht in:	Measurement : journal of the International Measurement Confederation 2012-07, Vol.45 (6), p.1576-1586
Hauptverfasser:	Schmitz, Michael J., Green, Roger A.
Format:	Artikel
Sprache:	eng
Schlagworte:	Algorithms Digital signal processing Dynamical systems Excitation Frequency distribution Frequency domain analysis Harmonics Leakage Nonlinear distortion Nonlinear dynamics Optimization Signal design Signal sampling System identification Utilization
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