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ECE Department

 

Dr. Amir I. Zaghloul
Research Interests | Sponsors | Teaching |Theses and Disertations  | Publications | Patents | Education | Affiliations

 

Dr. Amir I Zaghloul

Professor
Bradley Department of Electrical and Computer Engineering
Virginia Tech

Virginia Tech - Northern Virginia Center
7054 Haycock Rd., Room 416
Phone: 703-5388435
Fax: 703-538-8450
E-mail: amirz@vt.edu

 

Research Interests:

Antennas, Phased Arrays, Satellite Communications, Wireless Communication, RF Systems, Ground Penetrating Radar (GPR), Terahertz Technology and Applications.

 

Current or Recent Research Sponsors:

NSA's LUCITE Program; Space Systems/Loral; IOT Systems

 

Teaching Interests:

Satellite Communications, Communication Systems, Antenna Systems, RF and Microwaves

 

Courses Taught:

ECE 4114 - Antennas
ECE 4644 - Satellite Communications
ECE 5104 - RF and Microwave Engineering and Applications
ECE 5655 - Communication System Design I
ECE 5656 - Communication System Design II
ECE 5664 - Cellular Radio Communications
ECE 5974 - Independent Study: Electromagnetic Waves, Conformal Arrays
ECE 6115 – Antenna Theory and Design I
ECE 6116 - Antenna Theory and Design II
ECE 6604 - Advanced Topics in Communications: Digital Satellite Communications

 

Theses and Dissertations:

Mohammad Al-Saleh, "Sensor Package Analysis and Simulation for Direct Sensor-to-Satellite Links," M.S. in Electrical Engineering, MS Thesis,November 2007.

Sharath Kumar, “Investigation of a Phased Array of Circular Microstrip Patch Elements Conformal to a Paraboloidal Surface,” M.S. in Electrical Engineering, MS Thesis, September 2006.

Saurbh Chhabra, “An Analytical Tool for Calculating Co-Channel Interference in Satellite Links that Utilize Frequency Reuse,” MS Thesis, September 2006.

Minh Nguyen, “ High-Quality Detection in Heavy-Traffic Avionic Communication System Using Interference Cancellation Techniques,” Ph.D. Dissertation, September 2005.

Dongsong Zeng, “Pulse Shaping Filter Design and Interference Analysis in UWB Communication Systems,” Ph.D. Dissertation, July 2005.

Ben Mathews, “Auxiliary Vector Selection Algorithms for Adaptive Beamforming,” MS Thesis, July 2005.

Mohammad T. Kawser, “Investigation of a Novel Dual Band Microstrip/Waveguide Hybrid Antenna Element,” MS Thesis, June 2005.

Kunal Parikh, “Simulation of Rectangular, Single-Layer, Coax-Fed Patch Antennas Using Agilent High Frequency Structure Simulator (HFSS),” MS Thesis, December 2003.

Zarak A. Khan, “Error Analysis of Angle and Range Estimation in a Range Limited Antenna System Using MUSIC and Modified Root Pisarenko Algorithms,” MS Thesis, December 2003.

 

Recent Publications:

“A New Root-Based Direction Finding Algorithm,”W. Wasylkiwskyj, I. Kopriva,M. Doroslovački, and A. Zaghloul, Radio Science, Vol. 42, No. 2, April 2007.

“Modeling and Analysis of a Dual-Band Dual-Polarization Radiator Using FEKO,”A.I. Zaghloul, C.B. Ravipati, and M.T. Kawser, The Applied Computational Electromagnetics (ACES) Journal, Vol. 22, No. 1, March 2007.

“On the Characterization of Co-Channel Interference in a High-Density Traffic Environment,” M.A. Nguyen and A.I. Zaghloul, IEEE Transactions on Vehicular Technology, March 2007.

“System Aspects and Transmission Impairments of Active Phased Arrays for Satellite Communications,” A.I. Zaghloul, O. Kilic, and E.C. Kohls, IEEE Transactions on Aerospace Electronic Systems, Vol. 43, No. 1, January 2007.

“Distributed Beam Former for Distributed-Aperture Electronically Steered Antennas,” A.I. Zaghloul and O. Kilic, 25th Army Science Conference, Orlando, Florida, November 2006.

“UWB Interference to Narrowband Receivers,” D. Zeng, A.I. Zaghloul, A. Annamalai and E.F.C. Laberge, Journal of Communications, in press (Issue 5, 2006).

“Hybrid Reflector-Array Antenna Concept,” A.I. Zaghloul and B.A. Pontano, IEEE International Symposium on Antennas and Propagation, Albuquerque, NM, July 2006.

“Antennas for Terahertz Applications,” P.H. Siegel, P. de Maagt, and A.I. Zaghloul, Invited Paper, IEEE International Symposium on Antennas and Propagation, Albuquerque, NM, July 2006.

“Enhanced Antenna Pattern Measurements for Satellite Systems,” O. Kilic and A.I. Zaghloul, IEEE Transactions on Instrumentation and Measurements, April 2006.

“Auxiliary Vector Selection Algorithms for Adaptive Beamforming,” B.L. Mathews, L. Mili and A.I. Zaghloul, IEEE Antennas and Propagation Society International Symposium, Washington, DC, July 2005.

“Investigations on Microstrip/Waveguide Hybrid Antenna Element for Multiple Frequencies,” C.B. Ravipati, A.I. Zaghloul and M .T. Kawser, USNC/URSI National Radio Science Meeting, Washington, DC, July 2005.

“Novel Method for Numerically Accurate Analysis of Printed Rotman Lens Antennas,” M. Djordjevi ć , O. Kilic and A.I. Zaghloul,, 24th Army Science Conference, Orlando, Florida, November/December 2004.

“Comparison of Return Loss Calculations with Measurements of Narrow-Band Microstrip Patch Antennas”, H.A. Abdallah, W. Wasylkiwaskyj, K. Parikh and A. Zaghloul, The Applied Computational Electromagnetics (ACES) Journal, Vol. 19, No 3, November 2004.

“New Findings on Characterizing Packet Interference in a High-Density Traffic Environment,” M.A. Nguyen and A.I. Zaghloul, IEEE DASC Symposium, Salt Lake City, Utah, November 2004.

“Performance Evaluation of Root Based Direction Finding Algorithms Using Hardware Emulation of the Antenna Array,” I. Kopriva, W. Wasylkiwskyj, M. Doroslovacki and A.I. Zaghloul, Invited Paper, URSI International Symposium on Electromagnetic Theory, Pisa, Italy, May 2004.

“Active Antennas for Commercial and Military Communications Satellites – A Review,” A.I. Zaghloul, S. Weiss and O. Kilic, Invited Paper, URSI International Symposium on Electromagnetic Theory, Pisa, Italy, May 2004.

“MEMS-Based Modular Phased Array for Low Earth Orbiting Satellite Terminals,” A.I. Zaghloul, O. Kilic, L.Q. Sun, E.C. Kohls, M.E. Zaghloul and R.W. Kreutel, IEEE International Symposium on Phased Array Systems and Technology, Boston, Massachusetts, October 2003.

“Transmission Impairment Parameters in Multiple-Beam Satellite Communications Systems,” A.I. Zaghloul and O. Kilic, URSI General Assembly, Maastricht, The Netherlands, August 2002.

 

Recent Issued Patents:

A. Zaghloul, "LTCC-Based Modular MEMS Phased Array," US Patent # 7,289,063, October 30, 2007.

A. Zaghloul & O. Kilic, "Wide-Band Modular MEMS Phased Array," US Patent # 7,262,744, August 28, 2007.

A. Zaghloul, O. Kilic & A. Williams, “Smaller Aperture Antenna for Multiple Spot Beam Satellites,” US Patent # 7,013,137, March 14, 2006.

A. Zaghloul & E. Kohls, “Multi-layer Flat Plate Antenna with Low Cost Material and High-Conductivity Additive Processing,” US Patent # 6,462,711, October 8, 2002.

 

Education:

Ph.D., University of Waterloo, Waterloo, Ontario, Canada, 1973
M.A.Sc., University of Waterloo, Waterloo, Ontario, Canada, 1970
B.Sc., Cairo University, Cairo, Egypt, 1965

 

Professional Affiliations:

  • Fellow of the IEEE
  • Associate Fellow, The American Institute of Aeronautics and Astronautics, AIAA
  • Member, Commissions A & B of URSI
  • Member, IEEE Committee on Communications and Information Policy, CCIP
  • Member, Administrative Committee of the IEEE Antennas and Propagation Society
  • General Chair, 2005 IEEE International Symposium on Antennas and Propagation/URSIMeeting, Washington, Member, DC
  • Board of Directors, Applied Computational Electromagnetics Society, ACES

 

 

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