Abstract
It is shown that, for the spectrum analysis of digital quasi-periodic signals, one must use a procedure based on approximating the sequence of data readouts by a first-order trigonometric polynomial with a varying frequency of its harmonic functions.
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Dvinskikh, V.A. Sequential Spectrum Analysis of the Sideband Components of Digital Amplitude-Modulated Signals. Measurement Techniques 47, 598–600 (2004). https://doi.org/10.1023/B:METE.0000039766.33967.9e
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DOI: https://doi.org/10.1023/B:METE.0000039766.33967.9e