• 19 years of experience in antennas, RF products, and propagation. • 15 years of experience in wireless product development and manufacturing. • Ph.D. Electrical engineering (Virginia Tech). • Has been inducted in NASA's Space Technology Hall of Fame. • 23 patents with several others pending. • IEEE senior member since 2003. • Successful track record of hardware and software development. • Extensive experience in high-volume manufacturing.
"Method and apparatus for providing prepaid music card for deciphering recorded broadcast audio signals," H. D. Ma, A. Petros, S. Patsiokas, P. D. Marko, K. Lerner, F. Falcone, No. 8,054,968, (11/8/2011).
"Signal measurement system and method for testing an RF component ," W. Villarroel, A. Petros, No. 7,880,670, (2/1/2011).
"Antenna with parasitic rings," A. Petros, No.7,515,113, (4/7/2009).
"Low profile antenna for remote vehicle communication system," R. Ghabra, A. Petros, J. Summerford, O. Tang, No. 7,050,011, (5/23/2006).
"System and method for detecting the connections of two antennae to a radio receiver," A. Nguyen, A. Petros, No.7,010,264, (3/7/2006).
"Combination satellite and terrestrial antenna," A. Petros, T. C. Helstrom, I. Zafar, No. 6,806,838, (8/19/2004).
"Apparatus and method for transferring DC power and RF energy through a dielectric for antenna reception," A. Petros, A. Nguyen, No. 6,686,882, (2/3/2004).
"Through glass RF coupler system," A. Petros, T. C. Helstrom, K. R. Guppy, No. 6,661,386, (12/09/2003).
"Electronically steerable antenna array using user-specified location data for maximum signal reception based on elevation angle," A. Chatzipetros and S. Patsiokas, No. 6,640,085, (10/28/2003).
"Combination linearly polarized and quadrifilar antenna sharing a common ground plane," A. Petros and T. C. Helstrom, No. 6,621,458, (9/16/2003).
"Digital radio prepaid music recording system," H. Ma and A. Chatzipetros, No. 6,563,805, (5/13/2003).
"Glass-mountable antenna system with DC and RF coupling," A. Nguyen and A. Petros, No. 6,538,609, (3/25/2003).
"Drooping helix antenna," A. Petros, No. 6,535,179, (3/18/2003).
"Combination linearly polarized and quadrifilar antenna," A. Petros, No. 6,483,471, (11/19/2002).
"Vehicle antenna assembly for receiving satellite broadcast signals," A. Chatzipetros, S. Patsiokas, and A. Nguyen, No. 6,421,020, (7/16/2002).
"Vehicle antenna assembly for receiving satellite broadcast signals," A. Chatzipetros, S. Patsiokas, and A. Nguyen, No. 6,295,033, (9/25/2001).
"System for providing audio signals from an auxiliary audio source to a radio receiver via a DC power line," A. Nguyen and A. Chatzipetros, No. 6,272,328, (8/7/2001).
"Dual Coupled Vehicle Glass Mount Antenna System," A. Nguyen, A. Chatzipetros, and H. D. Ma, No. 6,232,926, (5/15/2001).
"Folded Helix Antenna," S. Licul and A. Chatzipetros, No. 6,229,499, (5/08/2001).
"Antenna for Communication Device," A. Chatzipetros, No. 5,554,996, (9/10/1996).
"Method and Apparatus for Simultaneously Controlling Base Station and External Electronic Device Functions," S. D. Smith, A. Chatzipetros, R. Yorio, No. 5,542,102, (7/30/1996).
"Multi-Stage Antenna," A. Chatzipetros, K. R. Guppy, S. D. Smith, No. 5,504,494, (4/2/1996).
"Substrate Integrated Antenna," A. Chatzipetros, P. Marko, P. Krayeski, No. 5,428,362, (6/27/1995).
• “A VHF Microstrip Antenna With Wide-Bandwidth and Dual-Polarization for Sea Ice Thickness Measurement,” Huang, J.; Hussein, Z. A.; Petros, A.; IEEE Transactions on Antennas and Propagation, Volume 55, Issue 10, Oct. 2007 Page(s):2718 - 2722 • “Reviewing SDARS Antenna Requirements," A. Petros, I. Zafar, S. Licul, Microwaves and RF, pp. 51-62, September 2003. • “Techniques for Determining Small Antenna Gain," R. Ghabra and A. Petros, RF Design Magazine, pp. 62-68, May 2003. • "Aperture synthesis of time-limited X waves and analysis of their propagation characteristics," A. A. Chatzipetros, A. M. Shaarawi, I. M. Besieris, M. Abdel-Rahman, Journal of the Acoustical Society of America, Volume 103, Issue 5, pp. 2287-2295, 1998. • "Two Fundamental Representations of Localized Pulsed Solutions to the Scalar Wave Equation," I. M. Besieris, M. A. Abdel-Rahman, A. M. Shaarawi, A. A. Chatzipetros, Progress in Electromagnetics Research, Electromagnetic Waves, Pier 19, Chapter 1, pp. 1-48. • "Two Fundamental Representations of Localized Pulse Solutions to the Scalar Wave Equation,'' I. M. Besieris, M.Abdel-Rahman, A. M. Shaarawi, A. A. Chatzipetros, J. Electromagnetic Waves Appl. 12, 981-983, 1998. • "The Generation of Approximate Focus Wave Mode and X Wave Pulses from Wide-Band Dynamic Aperture Antennas," A. A. Chatzipetros, A. M. Shaarawi, I. M. Besieris, Progress in Electromagnetics Research Symposium, University of Washington, Seattle, WA, July 24-28, 1995. (Invited talk)
• "A Low-Cost Fading and Simulcast System Using Digital Filters," A. Chatzipetros and D. Cibula, Motorola Technical Developments, Volume 39, p.129, September 1999. • "A Low-Harmonic High-Stability Radio Frequency Oscillator," A. Nguyen, A. A. Chatzipetros, H. Ma, S. Lloyd, Motorola Technical Developments, Volume 35, p.163-166, June 1998. • "AGC Characterization under Fading," W. Mereck, A. A. Chatzipetros, D. Cross, Motorola Internal Technical Report, Boynton Beach, FL, 1995. • "Flip Antenna on the Label," M. Yahaya, A. A. Chatzipetros, R. Yorio, Motorola Technical Developments, Volume 24, p.118-120, March 1995. • "Quick-Connect Adapter for Handset Conductive Measurements," G. Adair, A. A. Chatzipetros, Motorola Technical Developments, Volume 24, p.1-3, March 1995. • "Propagation Measurement System," K. R. Guppy and A. A. Chatzipetros, Motorola Internal Technical Report, Plantation, FL, 1994. • "Antenna Diversity Schemes for Handhelds," A. A. Chatzipetros, Motorola Internal Technical Report, Plantation, FL, 1994.