Georges El-Howayek, Ph.D.
Georges El-Howayek, Ph.D. Associate Professor of Electrical and Computer Engineering georges.el-howayek@valpo.edu 219.464.5909 Gellersen Center, Room 109
Education
B.S.- Lebanese American University
M.S.- University of New Mexico
Ph.D.- University of New Mexico
Courses Taught
- Fundamentals of Engineering
- Instrumentation Laboratory
- Computer Logic Design Lab
- Linear Circuit Theory I
- Signals and Systems
- Probability and Statistics
- Digital Communication Systems
- Communication Systems
- Fiber Optic Communication
- Detection and Estimation Theory
Research Interests
- Communication theory and optical communication
- Signal Processing
- Avalanche photodiodes
- Stochastic processes
- Digital and Wireless communications
- Free space optical communication
- Semiconductor device simulation and characterization
- Game theory
- Cognitive radio
Professional Affiliations
- Institute of Electrical and Electronics Engineers (IEEE)
- Institute of Electrical and Electronics Engineers Photonics Society
- Institute of Electrical and Electronics Engineers Communication Society
Publications
Patents
- “Method for sensitivity optimization of optical receivers using avalanche photodiodes operating under a dynamic reverse bias ” (with M. M. Hayat, P. Zarkesh-Ha, and G. El-Howayek) United States Patent No. 1863.139PRV
Journals
- G. El-howayek, A Morrison, and S. Khorbotly, “An RSS-Based Method for Path Navigation in Miniature Robotic Swarms ,” journal of Micro-Bio robotics Jan. 2019
- M. M. Hayat, P. Zarkesh-Ha, G. El-Howayek, R. Efroymson, and J. C. Campbell, “Breaking the buildup-time limit of sensitivity in avalanche photodiodes by dynamic biasing,” Optics Express, vol. 23, no. 18, pp. 24035-24041, 2015.
- G. El-howayek and M. M. Hayat, “Error probabilities for optical receivers that employ dynamically biased avalanche phot odiodes,” IEEE Trarns. Communications, vol. 39, pp. 3325 –3335, 2015.
- A. C. Farrell, P. Senanayake, C. Hung, G. El-Howayek, A. Rajagopal, M.Currie, M. M. Hayat and Diana L. Huffaker, “Plasmonic field confinement for separate absorption-multiplication in InGaAs nanopillar avalanche photodiodes,” Scientific Reports Journal, vol. 5, no. 17580, Dec. 2015
- G. El-Howayek, C. Zhang, Y. Li, J. S’. Ng, J. P. R. David and M. M. Hayat, “On the use of Gaussian approximation in analyzing the performance of optical receivers,” IEEE Photonics Journal, vol.6, no.1, Feb. 2014.
- M. Bkassiny, Y. Li, G. El-Howayek, S. K. Jayaweera, and C. G. Christodoulou, “Recent Patents on Spectrum Sensing Methods and RF Architectures for Cognitive Radios”, Journal of Recent Patents on Computer Science, Special Issue on Recent Advances in Cognitive Radio Communications, Bentham Science Publishers Ltd., vol.5, no.2, pp.83-92, Aug. 2012.
- Y. Tawk, M. Bkassiny, G. El-Howayek, S. K. Jayaweera, K. Avery and C. G. Christodoulou, “Reconfigurable Front -End Antennas for Cognitive Radio Applications”, IET Microwaves, Antennas & Propagation, vol.5, no.8, pp.985-992, June 6 2011.
- G. El-Howayek and S. K. Jayaweera, “Distributed Dynamic Spectrum Leasing (D-DSL) for Spectrum Sharing over Multiple Primary Channels”, IEEE Transactions on Wireless Communications , vol.10, no.1, pp.55-60, Jan. 2011.
- K. Hakim, S. K. Jayaweera, G. El-Howayek and C. Mosquera, “Efficient dynamic spectrum sharing in cognitive radio networks: Centralized Dynamic Spectrum Leasing (C-DSL)”, IEEE Transactions on Wireless Communications, Sep. 2010.