Tom Comberiate

Education History

• B S, Electrical Engineering, University of Illinois at Urbana-Champaign
• MS, Electrical & Computer Engineering, University of Illinois at Urbana-Champaign
• Ph D, Electrical & Computer Engineering, University of Illinois at Urbana-Champaign

Work Experience

Senior Principal Engineer, Raytheon

Publications

R. H. Tillman, T. M. Comberiate, R. K. Pooler, C. K. Dura and K. W. O’Haver, “Antenna pattern and adaptive digital beamforming measurements with the DARPA Arrays at Commercial (ACT) Common Module,” Proceedings of the 2017 Meeting of the Military Sensing Symposia Specialty Group on Tri-Service Radar, July 18-21, 2017, Springfield, VA.

J. A. Nanzer, R. L. Schmid, T. M. Comberiate, and J. E. Hodkin, “Open-loop coherent distributed arrays,” in IEEE Transactions on Microwave Theory and Techniques, vol. 65, no. 5, pp. 1662-1672, May 2017.

R. L. Schmid, T. M. Comberiate, J. E. Hodkin, and J. A. Nanzer, “One-way wireless clock transfer for coherent distributed arrays,” in 2017 IEEE Radio Wireless Symposium (RWS), Phoenix, AZ, 2017, pp. 19-21.

R. L. Schmid, T. M. Comberiate, J. E. Hodkin, and J. A. Nanzer, “A distributed RF transmitter using one-way wireless clock transfer,” in IEEE Microwave and Wireless Component Letters, vol. 27, no. 2, pp. 195-197, Feb. 2017.

T. M. Comberiate, R. L. Schmid, J. E. Hodkin, M. D. Sharp, J. A. Nanzer, “A bandpass sampling receiver for wide-bandwidth, spectrally-sparse waveforms for high-accuracy range measurements,” in IEEE Microwave and Wireless Component Letters, vol. 27, no. 1, pp. 88-90, Jan. 2017.

T. M. Comberiate, S. H. Talisa, and K. W. O’Haver, “A Comparison of In-Band Linearity Between Element-Digital Arrays and Active Electronically-Steered Arrays,” in 2016 IEEE International Symposium on Phased Array Systems and Technology, October 2016, Waltham, MA.

O. Somerlock, J. Hodkin, K. O’Haver, S. Talisa, N. Host, T. Comberiate, and B. Thews, “An X-Band Element-Level Digital Receive Array,” in 2016 IEEE International Symposium on Phased Array Systems and Technology, October 2016, Waltham, MA.

T. M. Comberiate, R. L. Schmid, J. E. Hodkin and J. A. Nanzer, “Platform placement for sidelobe mitigation in mobile sparse arrays,” Radio Science Meeting (Joint with AP-S Symposium), 2016 USNC-URSI, Fajardo, Puerto Rico, 2016, pp. 7-8.

R. L. Schmid, J. E. Hodkin, T. M. Comberiate, M. D. Sharp, and J. A. Nanzer, “Angle resolution using interferometric spatial frequency modulation,” 2016 IEEE International Symposium on Antennas and Propagation & USNC/URSI National Radio Science Meeting, Fajardo, Puerto Rico, 2016, pp. 1-2.

T. M. Comberiate, R. L. Schmid, J. E. Hodkin and J. A. Nanzer, “Demonstration of a Coherent RF repeater for distributed communications,” in IEEE Wireless Communications Letters, vol. 5, no. 2, pp. 148-151, April 2016.

T. M. Comberiate, K. S. Zilevu, J. E. Hodkin and J. A. Nanzer, “Distributed transmit beamforming on mobile platforms using high-accuracy microwave wireless positioning,” in SPIE Proceedings Vol. 9829, March 2016, Baltimore, MD.

S. H. Talisa, K. W. O’Haver, T. M. Comberiate, M. D. Sharp and O. F. Somerlock, “Benefits of digital phased array radars,” in Proceedings of the IEEE, vol. 104, no. 3, pp. 530-543, March 2016.

T. M. Comberiate, R. L. Schmid and S. H. Talisa, “Comparison of third-order nonlinear effects between analog and digital arrays,” Proceedings of the 2015 Meeting of the Military Sensing Symposia Specialty Group on Tri-Service Radar, July 21-23, 2015, Springfield, VA.

T. M. Comberiate, K. S. Zilevu, J. E. Hodkin and J. A. Nanzer, “A Coherent RF repeater for distributed communications,” Radio Science Meeting (Joint with AP-S Symposium), 2015 USNC-URSI, Vancouver, BC, Canada, 2015, pp. 211.

K. S. Zilevu, J. E. Hodkin, M. D. Sharp, T. M. Comberiate and J. A. Nanzer, “Waveforms and signal processing for high-accuracy microwave metrology,” 2015 IEEE International Symposium on Antennas and Propagation & USNC/URSI National Radio Science Meeting, Vancouver, BC, 2015, pp. 977-978.

J. E. Hodkin, K. S. Zilevu, M. D. Sharp, T. M. Comberiate, S. M Hendrickson, M. J. Fitch and J. A. Nanzer, “Microwave and millimeter-wave ranging for coherent distributed RF Systems,” 2015 IEEE Aerospace Conference, Big Sky, MT, 2015, pp. 1-7.

J. E. Schutt-Ainé and T. M. Comberiate, “X-Parameter Techniques for Signal Integrity in High-Speed Links,” presented at IEEE 15th Electronics Packaging Technology Conference (EPTC 2013), Singapore, December 2013.

T. M. Comberiate and J. E. Schutt-Ainé, “LIM2X: Generating X-parameters in the time domain using the latency insertion method,” in IEEE Transactions on Components, Packaging and Manufacturing Technology, vol. 4, no. 7, pp. 1136-1143, July 2014.

T. M. Comberiate, “Using X-parameters for signal integrity applications,” Doctoral dissertation at the University of Illinois at Urbana-Champaign, Department of Electrical and Computer Engineering, Fall 2013. Research Advisor: José E. Schutt-Ainé.

T. M. Comberiate and J. E. Schutt-Ainé, “Modeling I/O buffers using X-parameters,” in 2013 IEEE 22nd Conference on Electrical Performance of Electronic Packaging and Systems, EPEPS-2013, San Jose, CA, United States, 2013.

W. Huang, X. Yu, T. Comberiate, C.-W. Qiu, J. E. Schutt-Ainé, and X. Li, “Miniaturized on-chip passive devices based on self-rolled-up SiNx nanomembrane inductive tube,” 2013 71st Annual Device Research Conference (DRC), pp.227,228, 23-26 June 2013

T. M. Comberiate and J. E. Schutt-Ainé, “Using X-parameters to generate IBIS models,” in 17th IEEE Workshop on Signal and Power Integrity, SPI 2013, Paris, France, 2013.

T. M. Comberiate and J. E. Schutt-Ainé, “Using the latency insertion method (LIM) to generate X parameters,” in 2012 IEEE 21st Conference on Electrical Performance of Electronic Packaging and Systems, EPEPS-2012, Tempe, AZ, United States, 2012, pp. 280-283.

T. M. Comberiate, “Phase noise and spur reduction in an array of direct digital synthesizers.” Master’s Thesis at the University of Illinois at Urbana-Champaign, Department of Electrical and Computer Engineering, Spring 2010. Research Advisor: Steven J. Franke.

T. M. Comberiate, K. C. Lauritzen, L. B. Ruppalt, C. A. Lugo and S. H. Talisa, “Spur correlation in an array of direct digital synthesizers,” Proceedings of the 42th Annual Precise Time and Time Interval Systems and Applications Meeting, Reston, VA, 15-18 November 2010.

T. M. Comberiate, J.P. Van’t Hof, L. B. Ruppalt, K. C. Lauritzen and S. H. Talisa, “Phase noise model for an array of combined sources using direct digital synthesis (DDS),” Proceedings of the 40th Annual Precise Time and Time Interval Systems and Applications Meeting, Reston, VA, 1-4 December 2008.

L.B. Ruppalt, A.K. Wu, C.A. Lugo, G. G. Vetticad, T. M. Comberiate, and S.H. Talisa, “Experimental updates on distributed exciters for high-clutter-rejection radars,” Proceedings of the 2008 Meeting of the Military Sensing Symposia Specialty Group on Tri-Service Radar, 23-27 June 2008, Monterey, California.

T. M. Comberiate, “Design of a polarization reconfigurable microstrip antenna.” Senior Thesis at the University of Illinois at Urbana-Champaign, Department of Electrical and Computer Engineering, Spring 2008. Research Advisor: Jennifer T. Bernhard.

Honors and Awards

• Raytheon Innovation Award (2020)
• Raytheon Achievement Award (2020)
• IEEE EPEPS-2013 Best Student Paper Award (2013)
• University of Illinois List of Teachers Ranked as Excellent (2013)
• PTTI Conference Student Poster Session Contest Winner (2010)
• JHU/APL R. W. Hart Prize Honorable Mention for Development (2010)
• National Defense Science and Engineering Graduate Fellow (2009)
• University of Illinois Electrical and Computer Engineering Graduate Fellow (2008)
• PTTI Conference Student Poster Session Contest Winner (2008)

Professional Organizations

IEEE
IEEE Antennas and Propagation Society
Eta Kappa Nu Electrical and Computer Engineering Honor Society
Tau Beta Pi Engineering Honor Society