Sergey Loyka

E-Card

Sergey Loyka
Professor

Ph.D.
M.Sc.

CBY A608

Office: 613 562-5800    ext. 6481

Work E-mail: sloyka@eecs.uottawa.ca

Sergey Loyka

Biography

Since May 2009 School of Electrical Engineering and Computer Science, University of Ottawa, Canada Professor (tenured). Modeling, performance analysis and design of wireless networks (including cognitive radio). Relaying in wireless communications. MIMO systems. Convex optimization for digital/wireless communications. Fundamental physical limits in wireless communications.

Since May 2005 School of Information Technology and Engineering, University of Ottawa, Canada Associate Professor (tenured). Analytical and numerical techniques for the performance analysis of the BLAST algorithm. MIMO channel capacity analysis. Wireless propagation channel modeling and simulation. Efficient numerical techniques for wireless system simulation in fading channels. Fundamental limits in wireless communications.

September 2001 – April 2005 School of Information Technology and Engineering, University of Ottawa, Canada Assistant Professor (tenure-track).

February 2000 – August 2001 Laboratory of Communications and Integrated Microelectronics (LACIME), École de Technologie Supérieure (ÉTS), Montreal, Canada Research Fellow. Performance analysis of multi-antenna (MIMO/BLAST) architecture over correlated fading channels. Development of matrix wireless channel models. Adaptive MIMO architecture. Propagation modeling for microwave airborne communication links. Nonlinear numerical modeling and simulation of RF/microwave circuits for wireless design.

July 1999 - January 2000 Laboratory of Electromagnetic Compatibility (EMC), BelorussianStateUniversity of Informatics and Radioelectronics (BSUIR), Minsk, Belarus Senior Research Scientist. Nonlinear numerical modeling and simulation of RF/microwave circuits and systems for wireless communication system design. Development of CAD/CAE tools. Performance analysis of the multi-antenna BLAST architecture over correlated fading channels.

Nov.1998 – July 1999 Laboratory of Electromagnetism and Acoustic (LEMA), Swiss Federal Institute of Technology- Lausanne (EPFL), Switzerland Invited Scientist. Nonlinear numerical modeling and simulation of RF and microwave circuits and systems. The influence of electromagnetic environment on operation of smart antennas - modeling and simulation techniques. Development of CAD/CAE tools. Experimental work (models’ validation). Channel capacity of Bell Labs Layered Space-Time (BLAST) architecture in arbitrary multipath environment.

June 1995-October 1998 EMC Laboratory, BSUIR, Minsk, Belarus Senior Research Scientist and Principal Project Engineer (team leader) of an international project on the development of sophisticated software for analysis and prediction of electromagnetic compatibility and interference in avionics and ground radio and electronic systems. Research in EMC/EMI in RF/microwave systems, computer-aided modeling and simulation of RF circuits/systems, nonlinear analysis of active array antennas in interference electromagnetic environment, performance of self-phased arrays under conditions of multipath propagation and their application to mobile communications; the problem of energy-momentum conservation in general relativity in terms of Grobner basis.

January 1992 - May 1995 Independent Consultant and Research Associate (part time, EMC Lab, BSUIR). Consulting graduate students and local industry in the fields of modeling, simulation and design of analogue/digital and RF circuits/systems, control system, including diploma projects. Research in the radio spectrum used by and the spectrum efficiency of communication systems; the antenna’s role in EMC/EMI of radio systems. Two-signal (IMP) testing of microwave receivers. Fabrication, debugging and troubleshooting of TV receiver circuits.

October 1989 - December 1991 Laboratory of Advanced Radio Receivers, Minsk Radioengineering Institute, Minsk, Belarus Research Engineer (part time). Research in the field of reliability of fault-tolerant semiconductor memory, in particular: a fault-tolerant VLSI memory reliability in terms of Markov stochastical processes, increase in VLSI memory reliability and methods of reliability analysis of VLSI memory with correction of single and double errors. Fabrication, debugging and troubleshooting of RF circuits.

July 1988 - September 1989 Military Communications Department RF Technician (communications systems). Repairing, debugging and troubleshooting communications systems and subsystems.

Fields of Interest

  • Wireless & mobile communications (physical layer)
  • Multi-antenna (MIMO) systems (capacity analysis, propagation channel, performance)
  • Wireless networks
  • Cognitive radio
  • Smart antennas
  • Propagation channel modeling
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