Instrumentation & Measurement Magazine 23-2 - 29

[15]	B. Lee, W-C Bang, J. Kim, and C. Y. Kim, "Orientation estimation
in mobile virtual environments with inertial sensors," IEEE Trans.
Cons. Electro., vol. 57, no. 2, pp. 802-810, May 2011.
[16]	A. G. Phadke and J. S. Thorp, Synchronized Phasor Measurements
and Their Applications. New York, NY, USA: Springer

Delft, TU Delft, Holland (2012). Currently, his research interests include instrumentation and measurement principles
and techniques, signal processing, virtual instrumentation,
boundary scan technologies, and development of industrial
advanced solutions.

Science+Business Media, 2008.
[17]	J. A. de la O Serna, "Dynamic phasor estimates for power system
oscillation," IEEE Trans. Instrum. Meas., vol. 56, no. 5, pp. 16481657, Oct. 2007.
[18]	P. Castello, M. Lixia, C. Muscas, and P. A. Pegoraro, "Impact of
the model on the accuracy of synchrophasor measurement," IEEE
Trans. Instrum. Meas., vol. 61, no. 8, pp. 2179-2188, Aug. 2012.
[19]	G. Barchi, D. Macii, D. Belega, and D. Petri, "Performance of
synchrophasor estimators in transient conditions: a comparative

Septimiu Mischie is currently an Associate Professor at Department of Measurements and Optical Electronics at the
University Politehnica of Timis¸oara, Romania. He received his
B.S. degree in electronics and telecommunications and Ph.D.
degree in electronics from University Politehnica of Timis¸oara,
Romania in 1989 and 1998, respectively. His research focuses
on electronic instrumentation and data acquisition systems,
speech and audio signal processing, and embedded systems.

analysis," IEEE Trans. Instrum. Meas., vol. 62, no. 9, pp. 2410-2418,
Sept. 2013.
[20]	Synchrophasor Measurements for Power Systems, IEEE Standard
C37.118.1, Dec. 2011.
[21]	D. Belega, D. Fontanelli, and D. Petri, "Low-complexity least
squares dynamic synchrophasor estimation based on the discrete
Fourier transform," IEEE Trans. Instrum. Meas., vol. 64, no. 12, pp.
3284-3296, Dec. 2015.
[22]	D. Belega and D. Petri, "Accuracy analysis of the multicycle
synchrophasor estimator provided by the interpolated DFT
algorithm," IEEE Trans. Instrum. Meas., vol. 62, no. 5, pp. 942-953,
May 2013.

Daniel Belega joined the Department of Measurements and
Optical Electronics, Faculty of Electronics and Telecommunications, University Politehnica of Timis¸oara, Romania where
he is currently a Full Professor. He received the B.S. degree in
electronics and telecommunications, the M.S. degree in electrical measurements, and the Ph.D. degree in electronics from the
University Politehnica of Timis¸oara, Romania in 1994, 1995,
and 2001, respectively. His current research interests include
the applications of digital signal processing to measurements,
parameter estimation, phasor estimation for power systems,
and analog-to-digital converter testing.

[23]	D. Belega and D. Dallet, "Multifrequency signal analysis by
interpolated DFT method with maximum sidelobe decay
windows," Measurement, vol. 42, no. 3, pp. 420-426, Apr. 2009.
[24]	A. H. Nuttall, "Some windows with very good sidelobe
behavior," IEEE Trans. Acoust., Speech, Signal Process., vol. ASSP29, no.1, pp 84-91, Feb. 1981.

Raul Ionel is a Senior Lecturer at the University Politehnica of
Timis¸oara, Romania, in the Department of Measurements and
Optical Electronics. He received his B.S. degree in the science
of systems and computers and the Ph.D. degree in electronics
from the University Politehnica of Timis¸oara, Romania in 2005
and 2008, respectively. He did research work in various institutions, particularly with the Power Plant Technology Institute,
Stuttgart University, Germany (2007), at the Karlsruhe Technical University, Germany (2012), and the Technical University

April 2020	

Liliana Mât¸iu-Iovan is a Senior Lecturer at the University
Politehnica of Timis¸ oara, Romania, in the Department of
Measurements and Optical Electronics. She received her B.S.
degree in electronics and telecommunication and Ph.D. degree
in electronics from the University Politehnica of Timis¸oara,
Romania in 2001 and 2012, respectively. Her current research
interests include electronic measurements and instrumentation, signal processing, and spline interpolation.
Ciprian Dughir is a Senior Lecturer at the Faculty of Electronics, Telecommunications and Informational Technologies,
University Politehnica of Timis¸oara, Romania. He completed
his Ph.D. degree in 2010 with the thesis "Electrical Power Network Quality Monitoring." His research work is focused on
renewable energy, drones, and photography.

IEEE Instrumentation & Measurement Magazine	29



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