About the Authors

S. Unnikrishna Pillai's Homepage

Athanasios Papoulis was a University Professor at Polytechnic University, Brooklyn, New York, where he had taught Electrical Engineering over the past 40 years and was the author of half-a-dozen books. A graduate of the Polytechnic University of Athens, Greece, he held an MS degree in electrical engineering, and MA and PhD degrees in mathematics, all from the University of Pennsylvania, Philadelphia.

Professor Papoulis taught at the University of Pennsylvania, Union College, The University of California at Los Angeles, Stanford University and Technische Hochschale (Technical Institure) Darmstadt in Germany.

Professor Papoulis received the IEEE Education medal in 1984, Humboldt Senior research fellow (Germany) in 1986, the distinguished alumnus gold medal award from the University of Pennsylvania and an honorary doctorate from the Darmstadt University of Technology, Darmstadt, Germany in 1997.

We are sorry to hear that Professor Papoulis passed away in April, 2002.

S. Unnikrishna Pillai received his B. Tech degree in electronics engineering from the Institute of Technology(BHU), India in 1977, the M.Tech degree in electrical engineering from I.I.T. Kanpur, India in 1982, and the Ph.D degree in systems engineering from the Moore School of Electrical Engineering, University of Pennsylvania, Philadelphia in 1985.

From 1978 to 1980 he worked as a radar engineer with the Bharat Electronics Limited, Bangalore, India. In 1985 he joined the department of Electrical Engineering Polytechnic University, Brooklyn, New York as an Assistant Professor and currently he is a Professor of Electrical and Computer engineering (since 1995). He has published various journal articles, been the principal and co-principal investigator on several funded research projects and is the author of two textbooks "Array Signal Processing" and "Spectrum Estimation and System Identification" ( co-authored with Theodore I. Shim). Pillai was the associate editor of IEEE Transactions on Signal Processing from 1990 to 1992. His present research activities include radar signal processing, blind identification and deconvolution, spectrum estimation and system identification.


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