A FREQUENCY-DOMAIN PROCEDURE FOR ACCURATE REAL-TIME SIGNAL PARAMETER MEASUREMENT

被引:63
|
作者
OFFELLI, C
PETRI, D
机构
[1] Dipartimento di Elettronica e Informatica, Università degli Studi, Padova
关键词
D O I
10.1109/19.52516
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
This paper discusses a method for real-time measurement of multifrequency waveforms based on the evaluation of certain energy parameters. Very low processing effort is achieved by means of a frequency-domain approach, whereas amplitude, frequency, and phase of each spectral component are obtained with high accuracy. Unlike other frequency-domain methods, the proposed procedure provides high accuracy results even with a small number of analyzed samples and with measurements taken over a short time interval; therefore, real-time tracking of time-varying signals can be achieved. © 1990 IEEE
引用
收藏
页码:363 / 368
页数:6
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