Title :
Effects of subharmonic frequencies on DFT coefficients
Author :
Strader, Noel R., II
Author_Institution :
Texas A&M University, College Station, TX
Abstract :
When relatively short data segments are used in DFT analysis, DFT coefficients are affected by subharmonic frequencies in the data record. The characteristics of these effects as a function of magnitude and phase are described herein.
Keywords :
Discrete Fourier transforms; Eigenvalues and eigenfunctions; Fast Fourier transforms; Frequency; Power system harmonics; Signal processing;
Journal_Title :
Proceedings of the IEEE
DOI :
10.1109/PROC.1980.11628
