Dr. Cagri Ulusoy

Dr. Cagri Ulusoy

Dr. Cagri Ulusoy,
Research Engineer

Background

Cagri Ulusoy received the B.Sc. degree in Electronics Engineering from Istanbul Technical University, Turkey, in 2005, and the M.Sc. degree in Electronics Engineering from Ulm University, Germany, in 2008. He received his doctorate degree with the highest honors (summa cum laude) also from Ulm University in 2012.

In Fall 2012, he joined the Georgia Institute of Technology as a research engineer. His main research area is RF-IC design for ultra-wideband and millimeter wave communication and radar systems.

Awards

  • Best Student Paper Award, 1st Place IEEE Radio Wireless Symposium, Jan. 2011, Phoenix, AZ
  • Student Paper Competition, 2nd Place IEEE MTT-S International Microwave Symposium, Jun. 2011, Baltimore, MD
  • Best Paper Award, IEEE Mediterranean Microwave Symposium, Aug. 2010, Güzelyurt, Cyprus
  • Suedwestmetall Foerderpreis in recognition of the doctoral dissertation given by the metal and electro industries employers association in the state of Baden-Wuerttemberg, Germany, April 2013

Research Interests

  • MMIC design for ultra-wideband and millimeter wave radar and communication systems

Experience

  • 2012~Present: Research Engineer, Georgia Electronic Design Center, Georgia Institute of Technology, Atlanta, GA
  • 2008~2012: Full-time research associate, Institute of Electron Devices and Circuits, Ulm University, Germany

Publications

Journal Articles
  1. Ulusoy, A. C.; Kaynak, M.; Purtova, T.; Tillack, B.; Schumacher, H. “A 24 to 79 GHz frequency band reconfigurable LNA for automotive radar applications”, IET Electronics Letters -accepted
  2. Ulusoy, A. C.; Schumacher, H. “Multi-Gbps analog synchronous QPSK demodulator with phase noise suppression”, IEEE Transactions on Microwave Theory and Techniques, vol. 60, issue 11, pp. 3591-3598, 2012.
  3. Ulusoy, A. C.; Kaynak, M.; Purtova, T.; Tillack, B.; Schumacher, H. “A 60 to 77 GHz switchable LNA in an RF-MEMS embedded BiCMOS technology”, IEEE Microwave and Wireless Components Letters, vol.22, issue 8, pp. 430-432, 2012
  4. Ulusoy, A. C.; Schleicher, B.; Schumacher, H. “A tunable differential allpass filter for UWB phase and delay shift applications”, IEEE Microwave and Wireless Components Letters. vol. 21, issue 9, pp. 462 – 464, 2011
  5. Ulusoy, A. C.; Liu, G.; Trasser, A.; Schumacher, H. “Hardware efficient receiver for low-cost ultra-high rate 60 GHz wireless communications”, International Journal of Microwave and Wireless Technologies. Cambridge University Press, vol. 3, issue 2, pp. 121-129, 2011
Conference Articles
  1. Ulusoy, A. C.; Krone, S.; Liu G.; Almeroth, B.; Guderian, F.; Barghouti A.; Hellfeld, M.; Carta C.; Ellinger, F.; Fetweiss, G.; Schumacher, H. “A 60 GHz Multi-Gb/s system demonstration utilizing analog synhronization and 1-bit data conversion” IEEE Topical Meeting on Silicon Monolithic Integrated Circuits in RF Systems, Jan. 2013, Austin, TX
  2. Ulusoy, A. C.; Schumacher, H. “A system-on-package analog synchronous QPSK demodulator for ultra-high rate 60 GHz wireless communications”, IEEE MTT-S International Microwave Symposium. Jun. 2011, Baltimore, MA (Best paper award, 2nd place)
  3. Ulusoy, A. C.; Liu, G.; Trasser, A.; Schumacher, H. “Analog synchronous QPSK demodulator for ultra-high rate wireless communications”, German Microwave Conference. Mar. 2011, Darmstadt, Germany
  4. Ulusoy, A. C.; Liu, G.; Trasser, A.; Chartier, S; Schumacher, H. “Analog synchronous receiver for multi-gigabit wireless communications”, IEEE MTT-S Radio Wireless Symposium. Jan. 2011, Phoenix, AZ (Best paper award, 1st place)
  5. Ulusoy, A. C.; Liu, G.; Peter, M.; Felbecker, R.; Abdine, H.; Schumacher, H. “A BPSK/QPSK receiver architecture suitable for low-cost ultra-high rate 60 GHz wireless communications”, European Microwave Conference. Sep. 2010, Paris, France
  6. Ulusoy, A. C.; Liu, G.; Feger, T.; Trasser, A.; Schumacher, H. “A narrow bandwidth microstrip bandpass lter suitable for system-on-package integration”, IEEE Mediterranean Microwave Symposium. Aug. 2010, Guzelyurt, Cyprus (Best paper award, 2nd place)
  7. Ulusoy, A. C.; Liu, G.; Trasser, A.; Schumacher, H. “A SiGe frequency quadrupler for M-QAM carrier recovery”, IEEE Topical Meeting on Silicon Monolithic Integrated Circuits in RF Systems. Jan. 2010, New Orleans, LA
  8. Ulusoy, A. C., Schmid, R. L.; Coen, C.; Cressler, J. D. “A Switchable-Core SiGe HBT Low-Noise Amplifier for Millimeter-Wave Radiometer Applications,” IEEE Topical Meeting on Silicon Monolithic Integrated Circuits in RF Systems 2014 – Accepted
  9. Ulusoy, A. C.; Kaynak, M.; Valenta, V.; Tillack, B.; Schumacher, H. “13. A 110 GHz LNA with 20 dB gain and 4 dB noise figure in an 0.13 µm SiGe BiCMOS technology”, IEEE MTT-S International Microwave Symposium. Jun. 2013, Seattle, WA
Articles as a Co-author
  1. Schleicher, B.; Ulusoy, A. C.; Schumacher, H. “A biphase modulator circuit for impulse radio-UWB applications”, IEEE Microwave and Wireless Components Letters. vol.20, issue 2, pp. 115-117, 2010
  2. Kahn, W.; Ulusoy, A. C.; Papapolymerou, J. “D-Band Characterization of Co-Planar Wave Guide and Microstrip Transmission Lines on Liquid Crystal Polymer“, IEEE Electronic Components and Technology Conference, May 2013, Las Vegas, NV – accepted
  3. Valenta, V.; Ulusoy, A. C.; Trasser, A.; Schumacher, H. “Wideband 110 GHz frequency quadrupler for an FMCW imager in 0.13 µm SiGe:C BiCMOS process” IEEE Topical Meeting on Silicon Monolithic Integrated Circuits in RF Systems, Jan. 2013, Austin, TX
  4. Liu, G.; Ulusoy, A. C.; Trasser, A.; Schumacher, H. “A low-cost, wide-band 60 GHz down-converter module for multi-gigabit per second wireless communication” IEEE Topical Meeting on Silicon Monolithic Integrated Circuits in RF Systems, Jan. 2013, Austin, TX
  5. Su. Y; Ulusoy, A. C.; Liu, G.; Trasser, A.; Schumacher, H. “W-band Microstrip Bandpass Filters for Image Rejection”, 8th Conference on PhD Research in Microelectronics and Electronics, Jun. 2012, Aachen, Germany
  6. Liu, G; Ulusoy, A. C.; Trasser, A.; Schumacher, H. “A 60 GHz down-conversion mixer with 6.6 dB gain and 11 GHz IF bandwidth in an 80 GHz SiGe HBT technology” German Microwave Conference, Mar. 2011, Darmstadt
  7. Liu, G; Ulusoy, A. C.; Trasser, A.; Schumacher, H. “64 to 86 GHz VCO utilizing push-push frequency doubling in a 80 GHz fT SiGe HBT technology” IEEE Topical Meeting on Silicon Monolithic Integrated Circuits in RF Systems. Jan. 2010, New Orleans, USA
  8. Liu, G; Ulusoy, A. C.; Trasser, A.; Schumacher, H. “60 – 80 GHz frequency doubler operating close to fmax”, Asia-Pasic Microwave Conference, Dec. 2010, Yokohoma, Japan
  9. Liu, G; Ulusoy, A. C.; Trasser, A.; Schumacher, H. “A 60 GHz frequency down-converter with divided LO output in an 80 GHz SiGe HBT technology” Asia-Pasific Microwave Conference, Dec. 2010, Yokohoma, Japan
  10. Liu, G; Trasser, A.; Ulusoy, A. C.; Schumacher, H. “Low-loss, low-cost, IC-to-board bondwire interconnects for millimeter-wave applications”, IEEE MTT-S International Microwave Symposium. Jun. 2011, Baltimore, USA
  11. Liu, G; Kaynak, M.; Purtova, T.; Ulusoy, A. C.; Tillack, B.; Schumacher, H. “Dual-band millimeter-wave VCO with embedded RF-MEMS switch module in BiCMOS technology” IEEE Topical Meeting on Silicon Monolithic Integrated Circuits in RF Systems. Jan. 2012, Santa Clara, USA
  12. Leib, M.; Mach, T.; Schleicher, B.; Ulusoy, A. C.; Menzel, W.; Schumacher, H. “Demonstration of UWB communication for implants using an energy detector”. German Microwave Conference, Mar. 2010, Berlin
  13. M. Kaynak, M. Wietstruck, W. Zhang, J. Drews, R. Barth, D. Knoll, F. Korndoerfer, R. Scholz, K. Schulz, C. Wipf, B. Tillack, K. Kaletta, K. Zoschke, M. Wilke, O. Ehrmann, Ulusoy, A. C.; T. Purtova,, G. Liu, H. Schumacher, and M. Suchodoletz “Packaged BiCMOS Embedded RF-MEMS Switches with Integrated Inductive Loads”. IEEE MTT-S International Microwave Symposium, Jun. 2012, Montreal, Canada
  14. M. Kaynak, M. Wietstruck, W. Zhang, J. Drews, R. Scholz, D. Knoll, F. Korndorfer, C. Wipf, K. Schulz, M. Elkhouly, K. Kaletta, M. v. Suchodoletz, K. Zoschke, M. Wilke, O. Ehrmann, V. Mühlhaus, G. Liu, T. Purtova, Ulusoy, A. C.; H. Schumacher, and B. Tillack “RF-MEMS Switch Module in a 0.25 µm BiCMOS Technology” IEEE Topical Meeting on Silicon Monolithic Integrated Circuits in RF Systems, Jan. 2012, Santa Clara, CA.
  15. Kahn, W. T.; Marcillo, C.A.D.; Ulusoy, A. C.; Papapolymerou, J. “11. Characterization of Liquid Crystal Polymer (LCP) from 110 GHz to 170 GHz” IEEE MTT-S Radio Wireless Symposium 2014 – Accepted
  16. Cai, F.; Ulusoy, A. C.; Papapolymerou, J. “2.45 GHz Low Cost Low Noise Amplifier on Flexible Organic Substrate” Asia-Pasific Microwave Conference, Nov. 2013, Seoul, Korea – Accepted
  17. Kahn, W.; Ulusoy, A. C.; Kaynak, M.; Schumacher, H.; Papapolymerou, J. “A 94 GHz flip-chip packaged SiGe BiCMOS LNA on an LCP substrate”, IEEE MTT-S International Microwave Symposium. Jun. 2013, Seattle, WA
  18. Schumacher, H.; Ulusoy, A. C.; Liu, G.; Oliveri, G. “Si/SiGe ICs for ultra-broadband communications: The analog signal processing perspective”, IEEE MTT-S International Microwave Symposium. Jun. 2013, Seattle, WA
  19. Kahn, W.; Ulusoy, A. C.; Papapolymerou, J. “D-Band Characterization of Co-Planar Wave Guide and Microstrip Transmission Lines on Liquid Crystal Polymer“, IEEE Electronic Components and Technology Conference, May 2013, Las Vegas, NV

Presentations

  1. “Reconfigurable millimeter wave ICs in an embedded RF-MEMS technology” MEMSWAVE Jun. 2012, Antalya, Turkey
  2. “Millimeter wave receiver frontend for 10 Gb/s wireless communications and beyond” Silicon millimeter wave circuits and systems workshop, May 2012, Erlangen, Germany
  3. “Reconfigurable millimeter wave ICs in an embedded RF-MEMS technology” Gigahertz Symposium, Mar. 2012, Stockholm, Sweden
  4. “Reconfigurable millimeter wave ICs in an embedded RF-MEMS technology” IHP Workshop, Sep. 2011, Frankfurt(Oder), Germany
  5. “60 GHz Kurzstreckenübertragung mit Gbit/s Übertragungsraten als Option für den Klinischen Alltag” Medizintechnik Aktuell, Oct. 2012, Ulm, Germany

Contact Information

Georgia Institute of Technology
Georgia Electronic Design Center
85 5th st. NW, suite 519
Atlanta GA 30308
aculusoy@gatech.edu
(404)3856411

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