Title :
Comparison of two algorithms for accurate harmonic analysis of periodic arbitrary signals using nonsynchronous digital sampling
Author_Institution :
Inst. Nac. de Metrologia, Normalizacao e Qualidade Ind., Duque de Caxias, Brazil
Abstract :
Two methods for the harmonic analysis of periodic arbitrary signals based on digital sampling data were compared: an extension of Swerlein´s algorithm to nonsinusoidal signals and a Bayesian spectrum analysis using approximations based on the normal distribution and the posterior mode.
Keywords :
harmonic analysis; signal generators; spectral analysis; Bayesian spectrum analysis; Swerlein algorithm; arbitrary signal generator; digital sampling data; harmonic analysis; nonsynchronous digital sampling; periodic arbitrary signals; posterior mode; Algorithm design and analysis; Bayesian methods; Frequency estimation; Gaussian distribution; Harmonic analysis; Power harmonic filters; Sampling methods; Time measurement; Uncertainty; Voltage;
Conference_Titel :
Precision Electromagnetic Measurements (CPEM), 2010 Conference on
Conference_Location :
Daejeon
Print_ISBN :
978-1-4244-6795-2
DOI :
10.1109/CPEM.2010.5545099
