Ahmed Kord, PhD
Staff RFIC Design Engineer, Ubilinx Inc. (RealTek Affiliate)
ex-Qualcomm, ex-Forbes 30 Under 30 in Science
July 2023: I was promoted to a Senior Staff Engineer!
May 2022: New paper entitled "Dispersion-Free Quasi-Electrostatic Chip-Scale Floquet Topological Insulator" has been published at Nature Electronics.
April 2022: I joined Ubilinx Technology Inc. (RealTek Affiliate), San Jose, CA, as a Staff RFIC Design Engineer.
Jan. 2021: My invited paper entitled "Magnetless Circulators Based on Synthetic Angular-Momentum Bias: Recent Advances and Applications," has been published at the IEEE Antennas and Propagation Magazine.
Nov. 2020: I will be one of five panelists speaking about their journey to Forbes 30 Under 30 in a virtual event organized by Down to Dash on Nov 4th, 2020.
Oct. 2020: My review paper on magnet-free nonreciprocity is featured on the cover of proceedings of the IEEE!
June 2020: I joined Qualcomm Inc., San Diego, CA, USA, as a Senior RFIC Design Engineer.
June 2020: New paper entitled "Microwave Nonreciprocity" has been published at Proceedings of the IEEE. In this paper, we provide a comprehensive review of all technologies proposed to-date to break Lorentz reciprocity from DC up to microwave frequencies, including magnetic biasing of ferrite materials, intrinsic nonreciprocity of solid-state devices, nonlinearities with geometric asymmetries, and finally, periodic spatiotemporal variation of linear networks. This paper is intended to serve as a standard reference for experts and non-experts in the area of microwave nonreciprocity.
June 2020: Our patent "Microelectromechanical Resonant Circulator (MIRC)" has been issued.
June 2020: Our patent "Magnetless Non-Reciprocal Devices Using Modulated Filters" has been issued.
Oct. 2019: Our paper entitled "Highly-Linear Magnet-Free Microelectromechanical Circulators," has been published at the IEEE Transactions on Ultrasonic, Ferroelectrics and Frequency Control.
Sept. 2019: Our paper entitled "Radio Frequency Magnet-free Circulators Based on Spatiotemporal Modulation of Surface Acoustic Wave Filters" has been published at the IEEE Transactions on Microwave Theory and Techniques.
July 2019: New paper entitled "Magnetless Circulators with Harmonic Rejection Based on N-way Cyclic-Symmetric Time-Varying Networks" has been published at Physical Review Applied.
July 2019: New paper entitled "Radio Frequency Angular Momentum Biased Quasi-LTI Nonreciprocal Acoustic Filters," has been published at the IEEE Transactions on Ultrasonic, Ferroelectrics and Frequency Control.
June 2019: My PhD dissertation is now available online! You can download it here.
June 2019: I gave an invited talk at the IEEE 2019 International Microwave Symposium (IMS) in Boston, MA, USA, on June 3rd, 2019. The talk was part of the workshop titled “Advanced Non-Reciprocal Technologies for High-Frequency Applications Based on Novel Approaches and Nanoscale Concepts.”
May 2019: I joined COSMIC lab in the Department of Electrical Engineering at Columbia University as a postdoctoral research scientist.
May 2019: I have been selected as the winner of UT ECE’s Prestigious Graduate Student Excellence Award! This prize is awarded annually to one graduate student who has demonstrated high academic achievement in the Department of Electrical and Computer Engineering. [WNCG]
April 2019: I have successfully defended my PhD thesis!
March 2019: New paper entitled "CMOS Integrated Magnetless Circulators Based on Spatiotemporal Modulation Angular-Momentum Biasing" has been published at the IEEE Transactions on Microwave Theory and Techniques.
Feb. 2019: I was selected to attend the startup camp on health innovations and entrepreneurship, to be held in the University of Texas at Austin, on Feb. 2nd, 2019.
Dec. 2018: I was invited by the Defense Advanced Research Projects Agency (DARPA) to attend the SPAR Phase 2 Program Review Meeting, which will be held in Philadelphia, PA, USA, on Dec. 19-20, 2018.
Dec. 2018: I will be attending a hands-on training workshop by Keysight Technologies on RF and mm-wave measurements using their state-of-the-art test equipment at the Advanced Science Research Center (ASRC) in New York City, NY, USA, on Dec. 17-18, 2018.
Nov. 2018: I was selected to receive a USNC-URSI Travel Fellowship to attend the 2019 USNC-URSI National Radio Science Meeting (NRSM), to be held in Boulder, CO, USA, on Jan. 9-12, 2019.
Nov. 2018: I was invited by Analog Devices Egypt to give a talk on magnetless circulators for full-duplex communication systems in Cairo, Egypt, on Dec 2nd, 2018.
Oct. 2018: New paper entitled "Magnet-Free Circulators Based on Linear Time-Varying Circuits" has been accepted for presentation at the 2019 USNC-URSI National Radio Science Meeting (NRSM), to be held in Boulder, CO, USA, on Jan. 9-12, 2019.
Oct. 2018: New paper entitled "Active Microwave Cloaking Using Parity-Time-Symmetric Satellites" has been published at Physical Review Applied.
Oct. 2018: I was selected to receive the Douglas Wilson Fellowship Award in Electrical and Computer Engineering from the University of Texas at Austin.
Sept. 2018: New paper entitled "Angular-Momentum Biased Circulators and Their Power Consumption" has been published at the IEEE Antennas and Wireless Propagation Letters.
July 2018: New paper entitled "Broadband Cyclic-Symmetric Magnetless Circulators and Theoretical Bounds on their Bandwidth" has been published at the IEEE Transactions on Microwave Theory and Techniques.
June 2018: I was invited by Huawei Corp. to give a talk at the first RFIC Subsystem in Next Generation Wireless Technology Workshop hosted by the Futurewei IC Lab and the Wireless Lab in Philadelphia, PA, USA, on June 13th, 2018.
May 2018: I joined Qualcomm Inc., Boxborough, MA, USA, as an Interim Engineering Intern.
March 2018: I successfully passed the PhD Qualifying Exam and have been admitted to candidacy!
March 2018: New paper entitled "Pseudo-Linear Time-Invariant Magnetless Circulators Based on Differential Spatiotemporal Modulation of Resonant Junctions" has been published at the IEEE Transactions on Microwave Theory and Techniques.
Jan. 2018: I was selected to receive an IEEE 2018 Microwave Theory and Techniques Society (MTT-S) Graduate Fellowship Award. [WNCG]
Jan. 2018: New paper entitled "Low-Loss Broadband Magnetless Circulators for Full-Duplex Radios" has been accepted for presentation at the IEEE 2018 International Microwave Symposium (IMS), to be held in Philadelphia, Pennsylvania, USA.
Sept. 2017: My invited paper entitled "Achieving Full-Duplex Communication: Magnetless Parametric Circulators for Full‐Duplex Communication Systems" has been published at the IEEE Microwave Magazine.
Sept. 2017: New paper entitled "Magnetless Circulators Based on Spatiotemporal Modulation of Bandstop Filters in a Delta Topology" has been published at the IEEE Transactions on Microwave Theory and Techniques.
June 2017: I received a First Place Award in the Student Design Contest on "Magnetless Parametric Circulators" at the IEEE 2017 International Microwave Symposium (IMS) in Honolulu, Hawaii, USA. [WNCG]
April 2017: I was invited by the IEEE Solid‐State Circuits Society (SSCS) Dallas Chapter to give a seminar at the Department of Electrical Engineering at Southern Methodist University (SMU) in Dallas, TX, USA, on April 10th, 2017.
March 2017: I received a First Place Award in the Student Poster Competition at the IEEE Texas Symposium on Wireless Microwave Circuits and Systems in Waco, TX, USA. [WNCG]
March 2017: New paper entitled "Recent Advances on Angular-Momentum Magnet-Free Circulators" has been accepted for presentation at the IEEE 2017 USNC-URSI Radio Science Meeting (AP-S/URSI), to be held in San Diego, CA, USA.
Jan. 2017: New paper entitled "Differential Magnetless Circulator Using Modulated Bandstop Filters" has been accepted for presentation at the IEEE 2017 International Microwave Symposium (IMS), to be held in Honolulu, Hawaii, USA.
Dec. 2016: I joined Eureka Aerospace Inc., Pasadena, CA, USA, as a Part-time Consultant.
Oct. 2016: I was selected to receive the Graduate Dean’s Prestigious Fellowship Award from the University of Texas at Austin. [WNCG]
Sept. 2016: I was selected to receive an IEEE Antennas and Propagation Society (AP‐S) 2016 Doctoral Research Award. [WNCG]
March 2016: New paper entitled "Ultrathin Active Cloak with Balanced Loss and Gain" has been accepted for presentation at the IEEE 2016 International Symposium on Antennas and Propagation (AP-S/URSI), to be held in Fajardo, Puerto Rico, USA.
Feb. 2016: Negar Reiskarimian (Columbia University) and I were selected as a finalist team for the 2016 Qualcomm Innovation Fellowship (QInF) Award. [Qualcomm]
June 2015: I joined Intel Labs, Intel Corp., Hillsboro, OR, USA, as a Research Scientist for a summer internship.
March 2015: I was selected to receive an IEEE Microwave Theory and Techniques Society (MTT-S) PhD Student Sponsorship Award to attend the IEEE 2015 International Microwave Symposium (IMS) in Phoenix, AZ, USA.
March 2015: Nicholas Estep and I demonstrated a demo for the magnetless circulator technology being developed in our lab at the 2015 South by Southwest (SXSW) interactive forum. [WNCG]
Aug. 2014: I started my PhD in the Department of Electrical and Computer Engineering at the University of Texas at Austin.
May 2014: I was conferred the M.S. degree and have been promoted to an Assistant Lecturer at the Faculty of Engineering at Cairo University.
March 2014: I have successfully defended my M.S. thesis!
July 2013: I received a Travel Grant Award from Cairo University to attend the IEEE 2013 Antennas and Propagation Symposium in Orlando, Florida, USA.
Jan. 2013: I received a Graduate Fellowship Award in Electronics and Electrical Communications Engineering from Cairo University for being among the top 1% of my class .
Dec. 2012: I started my M.S. in Electronics and Electrical Communications Engineering at Cairo University.
Dec. 2012: I finished my military service and joined the Faculty of Engineering at Cairo University as a Teaching Assistant.
Oct. 2011: I started my obligatory military service at the Egyptian Air Defense Forces.
July 2011: A team of six students including myself received the First Place Award in Tarek Gamal Eldin’s 2011 Competition on Analog IC Design at Cairo University.
July 2011: I graduated from the Department of Electronics and Electrical Communications Engineering at Cairo University.
