12.
| Instantaneous Frequency Calculation Using Wigner Distribution
/ Sikorski, T
[ENY-ARTICLE-2008-133]
This paper introduces two-dimensional methods of observation and diagnosis of non-stationary signals in electrical engineering as well as its further application in instantaneous frequency calculation. [...]
http://zet10.ipee.pwr.wroc.pl/record/171/files/
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13.
| Time-Frequency Representation for Non-Stationary Phenomena in Electrical Engineering
/ Sikorski, T ; Ruczewski, P ; Lobos, T
[I07/2004/I-018]
[ENY-ARTICLE-2008-118]
The paper introduces two-dimensional method of observation and diagnosis of non-stationary signals in electrical engineering. [...]
http://zet10.ipee.pwr.wroc.pl/record/153/files/
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14.
| Time-Frequency Analysis of Complex Space-Phasor in Power Electronics
/ Leonowicz, Z ; Lobos, T ; Sikorski, T
[doi:10.1109/TIM.2007.908250]
[ENY-ARTICLE-2008-043]
This paper considers applying nonparametric and parametric methods for the calculation of the time–frequency representation of nonstationary signals in power electronics. [...]
http://zet10.ipee.pwr.wroc.pl/record/52/files/
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15.
| Time-frequency analysis of non-stationary signals in power systems
/ Lobos, T ; Rezmer, J ; Sikorski, T ; Schegner, P
[RZ I07/04/I-008]
[ENY-ARTICLE-2008-014]
Representation of signals in time and frequency domain has been of interest in signal processing areas for many years, especially taking in the limelight time-varying non-stationary signals. [...]
http://zet10.ipee.pwr.wroc.pl/record/16/files/
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