Title :
Use of FFT in relay feedback systems
Author :
Qing-Guo Wang ; Qiang Bi ; Biao Zou
Author_Institution :
Dept. of Electr. Eng., Nat. Univ. of Singapore
fDate :
6/5/1997 12:00:00 AM
Abstract :
The fast Fourier transform (FFT) is an efficient and useful tool in signal and system analysis, however, its misuse may provide incorrect information. The authors discuss several issues on the use of FFT by presenting a case study into relay feedback systems
Keywords :
control system analysis; fast Fourier transforms; feedback; frequency response; relay control; FFT; fast Fourier transform; relay feedback systems; system analysis;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19970673
