Publications

Publications 2018-10-20T15:31:57+00:00

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Book Chapters

Harish Krishnaswamy and H. Hashemi, “Switch-Mode mmWave Silicon Power Amplifiers,” in “Silicon mm-Wave Power Amplifiers and Transmitters”,

Cambridge University Press

Publication Date: April 2016

Peter Asbeck and Harish Krishnaswamy, “Stacked-Transistor mmWave Power Amplifiers,” in “Silicon mm-Wave Power Amplifiers and Transmitters”,Cambridge University Press, Publication Date: April 2016.

Cambridge University Press

Publication Date: April 2016

H. Krishnaswamy and H. Hashemi, “Integrated Beamforming Arrays,” in “mm-Wave Silicon Technology: 60 GHz and Beyond”,Springer, Publication Date: Jan. 25th, 2008.

Springer

Publication Date: Jan. 25th, 2008

Magazine Articles

M1. Harish Krishnaswamy and Gil Zussman, “1 Chip 2x Bandwidth,” IEEE Spectrum, July 2016.​

Peer-reviewed Journal Publications

(Under Review)

J36. Negar Reiskarimian, Tolga Dinc, Jin Zhou, Tingjun Chen, Mahmood Baraani Dastjerdi, Jelena Diakonikolas, Gil Zussman and Harish Krishnaswamy, “A One-Way Ramp to a Two-Way Highway: Integrated Magnetic-Free Non-Reciprocal Antenna Interfaces for Full Duplex Wireless,” invited and submitted to the IEEE Microwave Magazine.

(Published)

J35. Aravind Nagulu, Tolga Dinc, Zhicheng Xiao, Mykhailo Tymchenko, Dimitrios Sounas, Andrea Alu, and Harish Krishnaswamy, “Non-reciprocal Components Based on Switched Transmission Lines,” accepted and to appear in the IEEE Transactions on Microwave Theory and Techniques. (link)

J34. Negar Reiskarimian, Aravind Nagulu, Tolga Dinc and Harish Krishnaswamy, “Integrated Conductivity-Modulation-Based RF Magnetic-Free Non-Reciprocal Components: Recent Results and Benchmarking,” invited and to appear in the IEEE Antennas and Wireless Propagation Letters.  (link)

J33. Negar Reiskarimian, Mahmood Baraani Dastjerdi, Jin Zhou and Harish Krishnaswamy, “Analysis and Design of Commutation-Based Circulator-Receivers for Integrated Full-Duplex Wireless,” accepted and to appear in the IEEE Journal of Solid-State Circuits. (link)

J32. Andrea Alu and Harish Krishnaswamy,” Artificial Nonreciprocal Photonic Materials at GHz and THz frequencies,” (invited paper) MRS Bulletin, 43(6), 436-442. doi:10.1557/mrs.2018.126 (link)

J31. Harish Krishnaswamy, Negar Reiskarimian and Aravind Nagulu, “Coupled resonators give direction,” (invited News and Views paper) Nature Electronics, February 8th, 2018. (link)

J30. Jin Zhou and Harish Krishnaswamy, “A System-Level Analysis of Phase Noise in Full-Duplex Wireless Transceivers,” accepted and to appear in the IEEE Transactions on Circuits and Systems-II. (link)

J29. Ritesh Bhat, Jin Zhou and Harish Krishnaswamy, “Wideband Mixed-Domain Multi-Tap FIR Filtering of OOB Noise Floor in Watt-Class Digital Transmitters,” (invited paper) IEEE Journal of Solid State Circuits, vol. 52, no. 12, pp. 3405-3420, Dec. 2017.(link)

J28. Linxiao Zhang and Harish Krishnaswamy, “Arbitrary Analog/RF Spatial Filtering in Digital MIMO Receiver Arrays,” (invited paper) IEEE Journal of Solid State Circuits, vol. 52, no. 12, pp. 3392-3404, Dec. 2017.(link)

J27. Tolga Dinc, Aravind Nagulu and Harish Krishnaswamy, “Millimeter-wave Non-Magnetic Non-Reciprocal Circulator Through Spatio-Temporal Conductivity Modulation,” (invited paper) IEEE Journal of Solid State Circuits, vol. 52, no. 12, pp. 3276-3292, Dec. 2017. (link)

J26. Tolga Dinc, Mykhailo Tymchenko, Aravind Nagulu, Dimitrios Sounas, Andrea Alu and Harish Krishnaswamy, “Synchronized Conductivity Modulation to Realize Broadband Lossless Magnetic-Free Non-Reciprocity,”  Nature Communications, vol .8, no. 795, Oct. 6, 2017. (link)

J25. Jin Zhou, Negar Reiskarimian, Jelena Marasevic, Tolga Dinc, Tingjun Chen, Gil Zussman, and Harish Krishnaswamy, “Integrated Full-Duplex Radios,” (invited paper) IEEE Communications Magazine, vol. 55, no. 4, pp. 142-151, April 2017. (link)

J24. Negar Reiskarimian, Jin Zhou and Harish Krishnaswamy “A CMOS Passive LPTV Non-Magnetic Circulator and Its Application in a Full-Duplex Receiver,” IEEE Journal of Solid State Circuits, vol. 52, no. 5, pp. 1358-1372, May 2017.(link)

J23. Linxiao Zhang, Arun Natarajan and Harish Krishnaswamy, “Scalable Spatial Notch Suppression in Spatio-Spectral-Filtering MIMO Receiver Arrays for Digital Beamforming”, (invited paper) IEEE Journal of Solid-State Circuits, vol. 51, no. 12, pp. 3152-3166, Dec. 2016. (link)

J22. Jelena Marasevic, Jin Zhou, Harish Krishnaswamy, Yuan Zhong and Gil Zussman, “Resource Allocation and Rate Gains in Practical Full-Duplex Systems,” IEEE/ACM Transactions on Networking, vol. 25, no. 1, pp 292-305, Feb 2017. (link)
​​
J21. Karthik Tripurari, Linxiao Zhang, Yang Xu, David Gidony, Branislav Jovanovic, Harish Krishnaswamy and Peter Kinget, “RF Channelizer Architectures using 3-Way Iterative Downconversion for Concurrent or Fast-Switching Spectrum Analysis,” (invited paper) Analog Integrated Circuits and Signal Processing, vol 88, no. 2, pp. 185-206, August 2016. (link)

J20. Ritesh Bhat and Harish Krishnaswamy, “Design Trade-offs and Digital Predistortion of I/Q RF Power DAC Transmitters,” IEEE Transactions on Circuits and Systems-II, vol. 63, no. 11, pp. 1039-1043, Nov. 2016. (link)

J19. Negar Reiskarimian, Jin Zhou, Tsung-Hao Chuang and Harish Krishnaswamy, “Analysis and Design of Two-Port N-Path Band-Pass Filters with Embedded Phase Shifting,”IEEE Transactions on Circuits and Systems-II, vol. 63, no. 8, pp. 728-732, Aug. 2016. (pdf)

J18. Tolga Dinc, Anandaroop Chakrabarti and Harish Krishnaswamy, “A 60GHz CMOS Full-Duplex Transceiver and Link with Polarization-Based Antenna and RF Cancellation,” (invited paper) IEEE Journal of Solid-State Circuits, vol. 51, no. 5, pp. 1125-1140, May 2016. (pdf)

J17. Reiskarimian, N. & Krishnaswamy, H. Magnetic-free non-reciprocity based on staggered commutation. Nature Communications. 7:11217 doi: 10.1038/ncomms11217 (2016). (open access link)

J16.  Harish Krishnaswamy and Linxiao Zhang, “Analog and RF Interference Mitigation for Integrated MIMO Receiver Arrays,” (invited paper) Proceedings of the IEEE, vol.104, no.3, pp.561-575, March 2016. (link)

J15. Jin Zhou, Tsung-Hao Chuang, Tolga Dinc and Harish Krishnaswamy, “Integrated Wideband RF Self-Interference Cancellation for FDD and Full-Duplex Wireless,” (invited paper) IEEE Journal of Solid-State Circuits, vol. 50, no. 12, pp. 3015 – 3031, December 2015. (pdf)

J14. Anandaroop Chakrabarti and Harish Krishnaswamy, “Multi-Output Stacked Class-E mmWave Power Amplifiers in 45nm SOI CMOS: Theory and Implementation,”  IET Microwaves, Antennas & Propagation, vol. 9, issue 13, p. 1425 – 1435, October 2015. (pdf)

J13. Jaebin Choi, Eyal Aklimi, David Tsai, Harish Krishnaswamy and Kenneth L. Shepard, “Matching the power, voltage, and size of biological systems: a nW-scale, 0.023-mm3 pulsed 33-GHz radio transmitter operating from a 5kT/q-supply voltage,” IEEE Transactions on Circuits and Systems-I, vol. 62, no. 8, pp. 1950-1958, August 2015 . (pdf)

J12. Linxiao Zhang, Yang Xu, Karthik Tripurari, Peter R. Kinget and Harish Krishnaswamy, “Analysis and Design of a 0.6-10.5GHz LNTA for Wideband Receivers,” IEEE Transactions on Circuits and Systems-II, vol. 62, no. 5, pp. 431-435, May 2015. (pdf)

J11. Ritesh Bhat, Anandaroop Chakrabarti and Harish Krishnaswamy, “Large-Scale Power Combining and Mixed-Signal Linearizing Architectures for Watt-Class mmWave CMOS Power Amplifiers,” IEEE Transactions on Microwave Theory and Techniques, vol. 63, no. 2, pp. 703-718, February 2015. (pdf)

J10. Jianxun Zhu, Harish Krishnaswamy and Peter R. Kinget, “Field-Programmable LNAs with Interferer-Reflecting Loop for Input Linearity Enhancement,” IEEE Journal of Solid-State Circuits vol. 50, no. 2, Feb. 2015. (pdf)

J9. Jin Zhou, Anandaroop Chakrabarti, Peter R. Kinget and Harish Krishnaswamy, “Low-Noise Active Cancellation of Transmitter Leakage and Transmitter Noise in Broadband Wireless Receivers for FDD/Co-Existence,” (invited paper) IEEE Journal of Solid-State Circuits, vol. 49, no. 12, pp. 3046 – 3062, December 2014. (pdf)

J8. Jahnavi Sharma, Tolga Dinc and Harish Krishnaswamy, “A 134GHz +4 dBm Frequency Doubler at fmax in 130 nm CMOS,” IEEE Microwave and Wireless Components Letters, vol. 24, no. 11, pp. 784 – 786, November 2014. (pdf)

J7. Anandaroop Chakrabarti and Harish Krishnaswamy, “High Power, High Efficiency Stacked mmWave Class-E-like CMOS Power Amplifiers: Theory and Implementation,” IEEE Transactions on Microwave Theory and Techniques, vol. 62, no. 8, pp. 1686 – 1704, August 2014. (pdf)

J6. Dylan F. Williams, Phillip Corson, Jahnavi Sharma, Harish Krishnaswamy, Wei Tai, Zacharias George, David Ricketts, Paul Watson, Eric Dacquay and Sorin Voinigescu, “Calibrations for Millimeter-wave Silicon Transistor Characterization,” IEEE Transactions on Microwave Theory and Techniques, vol. 62, no. 3, pp. 658 – 668, March 2014. (pdf)

J5. Dylan F. Williams, Phillip Corson, Jahnavi Sharma, Harish Krishnaswamy, Wei Tai, Zacharias George, David Ricketts, Paul Watson, Eric Dacquay and Sorin Voinigescu, “Calibration-Kit Design for Millimeter-Wave Silicon Integrated Circuits,” IEEE Transactions on Microwave Theory and Techniques, vol. 61, no. 7, pp. 2685-2694, July 2013. (pdf)

J4. Jahnavi Sharma and Harish Krishnaswamy, “216- and 316GHz 45nm SOI CMOS signal sources based on a Maximum-Gain Ring Oscillator topology,” IEEE Transactions on Microwave Theory and Techniques, vol. 61, no. 1, part 2, pp. 492-504, Jan. 2013. (pdf)

Pre-Columbia

J3. H. Krishnaswamy and H. Hashemi, “A Variable-Phase Ring Oscillator and PLL Architecture for Integrated Phased Array Transceivers,” IEEE Journal of Solid State Circuits, vol. 43, no. 11, pp. 2446-2463, November 2008. (link)

J2. H. Krishnaswamy and H. Hashemi, “Effect of Process Mismatches on Integrated CMOS Phased Arrays for Wireless Communications based on Multiphase Tuned Ring Oscillators,” IEEE Transactions on Microwave Theory and Techniques, vol. 56, no. 6, pp. 1305-1315, June 2008. (link)

J1. J. Roderick, H. Krishnaswamy, K. Newton and H. Hashemi, “Silicon-Based Ultra-Wideband Beam Forming,” (invited paper) IEEE Journal of Solid State Circuits, vol. 41, no.8, pp. 1726-1739, August 2006. (link)

Peer-reviewed Conference Publications

C72. Aravind Nagulu and Harish Krishnaswamy, Non-Magnetic 60GHz SOI CMOS Circulator Based on Loss/Dispersion-Engineered Switched Bandpass Filters, to appear in the IEEE ISSCC 2019. 
 

C71. Mahmood Baraani Dastjerdi, Sanket Jain, Negar Reiskarimian, Arun Natarajan and Harish Krishnaswamy, Full-Duplex 2×2 MIMO Circulator-Receiver with High TX Power Handling Exploiting MIMO RF and Shared-Delay Baseband Self-Interference Cancellation, to appear in the IEEE ISSCC 2019. 

C70. Mahmood Baraani Dastjerdi, Tingjun Chen, Negar Reiskarimian, Gil Zussman and Harish Krishnaswamy, “Self-Interference Cancellation via Beamforming in an Integrated Full Duplex Circulator-Receiver Phased Array,” accepted and to appear in the 2018 International Conference on Signal Processing and Communications.

C69. Christopher T. Phare, Min Chul Shin, Jahnavi Sharma, Sohail Ahasan, Harish Krishnaswamy and Michal Lipson, “Silicon Optical Phased Array with Grating Lobe-Free Beam Formation Over 180 Degree Field of View,” accepted and to appear in the 2018 Conference on Lasers and Electro-Optics (CLEO), May 2018.

C68. Jahnavi Sharma, Sohail Ahasan and Harish Krishnaswamy, “Continuous-Time Electro-Optic PLL with Decimated Optical Delay/Loss and Spur Cancellation for LIDAR,” accepted and to appear in the 2018 Conference on Lasers and Electro-Optics (CLEO), May 2018.

C67. Aravind Nagulu, Andrea Alu and Harish Krishnaswamy, “Magnet-Free CMOS Passive Circulator Based on Spatio-Temporal Conductivity Modulation with >1W Power Handling and Loss-Free Antenna Tuning Across 1.85 VSWR.” accepted and to appear in the 2018 IEEE AP-S URSI.

C66. Jose Bahamonde, John Kymissis, Andrea Alu and Harish Krishnaswamy, “1.95 GHz Circulator based on a Time-Modulated Electro-Acoustic Gyrator,” accepted and to appear in the 2018 IEEE AP-S URSI.

C65. Mahmood Baraani Dastjerdi, Negar Reiskarimian, Tingjun Chen, Gil Zussman and Harish Krishnaswamy, “Full Duplex Circulator-Receiver Phased Array Employing Self-Interference Cancellation via Beamforming,” in 2018 IEEE Radio Frequency Integrated Circuits Symposium (RFIC), June 2018.

C64. Aravind Nagulu, Andrea Alu and Harish Krishnaswamy, “Fully-Integrated Non-Magnetic 180nm SOI Circulator with >1W P1dB, >+50dBm IIP3 and High Isolation Across 1.85 VSWR.” in 2018 IEEE Radio Frequency Integrated Circuits Symposium (RFIC), June 2018. (Best Student Paper Award – 1st place).

C63. Tingjun Chen, Mahmood Baraani Dastjerdi, Guy Farkash, Jin Zhou, Harish Krishnaswamy and Gil Zussman, “Demo Abstract: Experiment with Full-Duplex Wireless in the Open-Access ORBIT Testbed,” in the IEEE INFOCOM 2018 – IEEE Conference on Computer Communications Workshops (INFOCOM WKSHPS), pp. 1-2, April 2018. (link)

C62. Jahnavi Sharma and Harish Krishnaswamy, “A Dividerless Reference-Sampling RF PLL with -253.5dB Jitter FOM,” in the 2018 IEEE International Solid-State Circuits Conference (ISSCC) Digest of Technical Papers, pp. 258-260, Feb. 2018. (link)

C61. Aravind Nagulu and Harish Krishnaswamy, “Non-Magnetic CMOS Circulator Based on Switch-Based Spatio-Temporal Conductivity-Modulation With Watt-Class Power Handling and Loss-Free Antenna Balancing,” in the 2018 Government Microcircuit Applications and Critical Technology (GOMACTech) Conference, March 2018.

C60. Harish Krishnaswamy, Aravind Nagulu, Negar Reiskarimian and Tolga Dinc, “Integrated Non-Magnetic Non-Reciprocal Components based on Switch-Based Conductivity Modulation,” invited in the 2017 IEEE International Microwave and RF Conference (IMARC), Dec. 2017.

C59. Tolga Dinc, Aravind Nagulu and Harish Krishnaswamy, “Millimeter-wave Non-Reciprocity Based On Conductivity Modulation: Principles, Prototypes And Applications,” (invited keynote paper) in the 42nd International Conference on Infrared, Millimeter and Terahertz Waves, Sep. 2017.

C58. Linxiao Zhang and Harish Krishnaswamy, “Recent Advances in Analog/RF Interference Mitigation for Massive MIMO Receivers,” invited in the 2017 IEEE International Midwest Symposium on Circuits and Systems (MWSCAS), pp. 21-24, August 2017. (link)

C57. Jose A. Bahamonde, Aida R. Colon, Harish Krishnaswamy and Ioannis Kymissis, “Acoustoelectric Amplification of Surface Acoustic Waves on ZnO deposited on AlGaN/GaN Epi,” in the 2017 Device Research Conference, pp. 1-2, June 2017. (link)

C56. Negar Reiskarimian, Linxiao Zhang and Harish Krishnaswamy, “Linear Periodically Time-Varying (LPTV) Circuits Enable New Radio Architectures for Emerging Wireless Communication Paradigms,” invited in the 2017 Design Automation Conference, article 31, pp. 1-4, June 2017. (link)

C55. Christopher T. Phare, Min Chul Shin, Jahnavi Sharma, Sohail Ahasan, Harish Krishnaswamy and Michal Lipson, “Silicon Optical Phased Array with Grating Lobe-Free Beam Formation Over 180 Degree Field of View,” in the 2017 Conference on Lasers and Electro-Optics (CLEO), May 2017. (link)

C54. Tingjun Chen, Jin Zhou, Mahmood Baraani Dastjerdi, Jelena Diakonikolas, Harish Krishnaswamy, Gil Zussman, “Demo: Full-Duplex Wireless with a Compact Wideband Frequency Domain Equalization-based RF Canceller,” in 2017 IEEE Conference on Computer Communications Workshops (INFOCOM WKSHPS), pp. 972-973, May2017. (link)

C53. Mahmood Baraani Dastjerdi and Harish Krishnaswamy, “A Simplified CMOS FET Model using Surface Potential Equations For Inter-modulation Simulations of Passive-Mixer-Like Circuits,” in 2017 IEEE Radio Frequency Integrated Circuits Symposium (RFIC), pp. 132-135, June 2017. (link)

C52. Mohammad Abu Khater, Jin Zhou, Yu-Chen Wu, Harish Krishnaswamy and Dimitrios Peroulis, “A Tunable 0.86–1.03 GHz FDD Wireless Communication System With an Evanescent-Mode Diplexer and a Self-Interference-Cancelling Receiver,” in the 2017 IEEE International Microwave Symposium, pp. 376-379, June 2017. (link)

C51. Tolga Dinc and Harish Krishnaswamy, “Millimeter-wave Full-Duplex Wireless: Applications, Antenna Interfaces and Systems”, invited in the 2017 IEEE Custom Integrated Circuits Conference (CICC), pp. 1-8, May 2017. (link)

C50. Tolga Dinc and Harish Krishnaswamy, “A 28GHz magnetic-free non-reciprocal passive CMOS circulator based on spatio-temporal conductance modulation” in the 2017 IEEE International Solid-State Circuits Conference (ISSCC) Digest of Technical Papers, pp. 294-295, Feb. 2017. (link)

C49. Linxiao Zhang and Harish Krishnaswamy, “A 0.1-to-3.1GHz 4-Element MIMO Receiver Array Supporting Analog/RF Arbitrary Spatial Filtering”, in the 2017 IEEE International Solid-State Circuits Conference (ISSCC) Digest of Technical Papers, pp. 410-412, Feb. 2017. (link)

​C48. Negar Reiskarimian, Mahmood Baraani Dastjerdi, Jin Zhou and Harish Krishnaswamy, “Highly-Linear Integrated Magnetic-Free Circulator-Receiver for Full-Duplex Wireless,” in the 2017 IEEE International Solid-State Circuits Conference (ISSCC) Digest of Technical Papers, pp. 316-318, Feb 2017. (link)

C47. Tsung-Hao (Jeffrey) Chuang and Harish Krishnaswamy, “An 0.0049 mm² 2.3GHz Sub-sampling Ring-Oscillator PLL with Time-Based Loop Filter Achieving -236.2 dB Jitter-FoM,” in the 2017 IEEE International Solid-State Circuits Conference (ISSCC) Digest of Technical Papers, pp. 328-330, Feb 2017. (link)

C46. Ritesh Bhat, Jin Zhou and Harish Krishnaswamy, “A >1W 2.2GHz Switched-Capacitor Digital Power Amplifier with Wideband Mixed-Domain Multi-Tap FIR Filtering of Out-of-Band Noise Floor”, in the 2017 IEEE International Solid-State Circuits Conference (ISSCC) Digest of Technical Papers, pp. 234-236, Feb 2017. (link)

C45. Negar Reiskarimian and Harish Krishnaswamy, “Fully-integrated Non-Magnetic Non-Reciprocal Components Based on Linear Periodically-Time-Varying Circuits,” invited in the IEEE Topical Meetings on Silicon Monolithic Integrated Circuits in RF Systems, pp. 111-114, Jan. 2017. (link)

C44. Jelena Marasevic, Tingjun Chen, Jin Zhou, Negar Reiskarimian, Harish Krishnaswamy, and Gil Zussman, “Full-Duplex Wireless: Algorithms and Rate Improvement Bounds for Integrated Circuit Implementations,” invited in the Proceedings of the 2016 ACM (Association for Computing Machinery) HotWireless, pp. 28-32, Oct. 2016. (link)

C43. Harish Krishnaswamy, Gil Zussman, Jin Zhou, Jelena Marasevic, Tolga Dinc, Negar Reiskarimian, and Tingjun Chen, “Full-Duplex in a Hand-held Device – From Fundamental Physics to Complex Integrated Circuits, Systems and Networks: An Overview of the Columbia FlexICoN project,” invited in the 2016 Asilomar Conference on Signals, Systems, and Computers, pp. 1563-1567, Nov. 2016(link)

C42. Harish Krishnaswamy, “New Wireless Communication Paradigms at Millimeter-waves: Large-Scale Arrays, Massive MIMO and Full-Duplex,” (invited keynote paper) in the 41st International Conference on Infrared, Millimeter and Terahertz Waves, Sep. 2016.

C41. Tingjun Chen, Jin Zhou, Nicole Grimwood, Rel Fogel, Jelena Marasevic, Harish Krishnaswamy, and Gil Zussman, “Demo: Full-Duplex Wireless based on Small-Form-Factor Analog Self-Interference Canceller,” in Proceedings of the 2016 ACM (Association for Computing Machinery) MobiHoc, pp. 357-358, July 2016. (link)

C40. Linxiao Zhang, Arun Natarajan and Harish Krishnaswamy, “A Scalable 0.1-to-1.7GHz Spatio-Spectral-Filtering 4-Element MIMO Receiver Array with Spatial Notch Suppression Enabling Digital Beamforming,” in the 2016 Government Microcircuit Applications and Critical Technology (GOMACTech) Conference, March 2016.

C39. Jin Zhou, Negar Reiskarimian and Harish Krishnaswamy, “Receiver with integrated magnetic-free N-path-filter-based non-reciprocal circulator and baseband self-interference cancellation for full-duplex wireless,” in 2016 IEEE International Solid-State Circuits Conference (ISSCC) Digest of Technical Papers, pp. 178 – 180, Feb. 2016. (pdf)

C38. Linxiao Zhang, Arun Natarajan and Harish Krishnaswamy, “A Scalable 0.1-to-1.7GHz Spatio-Spectral-Filtering 4-Element MIMO Receiver Array with Spatial Notch Suppression Enabling Digital Beamforming,” in 2016 IEEE International Solid-State Circuits Conference (ISSCC) Digest of Technical Papers, pp. 166 – 167, Feb. 2016. (pdf)

C37. Jin Zhou, Jelena Marasevic, Gil Zussman, and Harish Krishnaswamy, “Co-design of Full-duplex RFIC and Resource Allocation Algorithms,” in the 2015 Power Amplifier Symposium, September 2015.

C36. Ritesh Bhat and Harish Krishnaswamy, “Digital Predistortion and Quantization Noise Filtering in RF Power DAC Transmitters,” (invited paper) in the 2015 Power Amplifier Symposium, September 2015.

C35. Jelena Marasevic, Jin Zhou, Harish Krishnaswamy, Yuan Zhong and Gil Zussman, “Resource Allocation and Rate Gains in Practical Full-Duplex Systems,” in the Proceedings of the 2015 ACM (Association for Computing Machinery) SIGMETRICS, pp. 292-305, June 2015 (one of 32 papers accepted out of 239 submissions to be part of the full program, or an acceptance rate of 13%).

C34. Tolga Dinc, Anandaroop Chakrabarti and Harish Krishnaswamy, “A 60 GHz Same-Channel Full-Duplex CMOS Transceiver and Link Based on Reconfigurable Polarization-Based Antenna Cancellation,” in 2015 IEEE Radio Frequency Integrated Circuits Symposium (RFIC), pp. 31-34, May 2015 (Best Student Paper Award – 1st Place)(pdf)

C33. Negar Reiskarimian and Harish Krishnaswamy, “Design of all-passive higher-order CMOS N-path filters,” in 2015 IEEE Radio Frequency Integrated Circuits Symposium (RFIC), pp. 83-86, May 2015. (pdf)

C32. Tolga Dinc and Harish Krishnaswamy, “A T/R Antenna Pair with Polarization-Based Reconfigurable Wideband Self-Interference Cancellation for Simultaneous Transmit and Receive,” in the 2015 IEEE International Microwave Symposium, pp. 1-4, May 2015. (pdf)

C31. Jin Zhou and Harish Krishnaswamy, “Recent Developments in Fully-Integrated RF Self-Interference Cancellation for Frequency-Division- and Full-Duplex Radios,” in the 2015 IEEE 81st Vehicular Technology Conference, pp. 1-5, May 2015.

C30. Negar Reiskarimian, Jin Zhou and Harish Krishnaswamy, “Higher-order N-path filters and active cancellation techniques for interference mitigation and STAR in digital array receivers,” in the 2015 SPIE Defense + Security Symposium, April 2015.

C29. Jin Zhou, Tolga Dinc and Harish Krishnaswamy, “Recent Developments in RF Self-Interference Cancellation for STAR,” in the 2015 Government Microcircuit Applications and Critical Technology (GOMACTech) Conference, March 2015.

C28. Jin Zhou, Tsung-Hao Chuang, Tolga Dinc and Harish Krishnaswamy, “Reconfigurable receiver with >20MHz bandwidth self-interference cancellation suitable for FDD, co-existence and full-duplex applications,” in 2015 IEEE International Solid-State Circuits Conference Digest of Technical Papers, pp. 342-343, February 2015. (pdf)

C27. Harish Krishnaswamy, Anandaroop Chakrabarti, and Ritesh Bhat, “Recent advances in the design of efficient-yet-linear watt-class mmWave CMOS PAs,” (invited paper) in the 2014 IEEE MTT-S International Microwave and RF Conference (IMARC), pp. 53 – 56, Dec. 2014. (pdf)

C26. Harish Krishnaswamy, Ritesh Bhat and Anandaroop Chakrabarti, “The path to efficient-yet-linear watt-class mmWave CMOS PAs: device stacking, switch-mode operation, power combining and linearization”,” (invited paper) in the 2014 Power Amplifier Symposium, Sep. 2014.  (pdf)

C25. Jaebin Choi, Eyal Aklimi, David Tsai, Harish Krishnaswamy and Kenneth L. Shepard, “Matching the power density and potentials of biological systems: a 3.1-nW, 130-mV, 0.023-mm3 pulsed 33-GHz nanoradio in 32-nm SOI CMOS,” in 2014 IEEE Custom Integrated Circuits Conference (CICC), pp. 1 – 4, August 2014.  (pdf)

C24. Harish Krishnaswamy, Karthik Tripurari, Yang Xu, Linxiao Zhang, David Gidony, Branislav Jovanovic, and Peter R. Kinget, “RF Channelizer Architectures Using Iterative Downconversion for Concurrent or Fast-Switching Spectrum Analysis,” (invited paper) in 2014 IEEE Midwest Symposium on Circuits and Systems (MWSCAS), pp. 977 – 980, August 2014. (pdf)

C23. Ritesh Bhat and Harish Krishnaswamy, “A Watt-Level 2.4 GHz RF I/Q Power DAC Transmitter with Integrated Mixed-Domain FIR Filtering of Quantization Noise in 65 nm CMOS,” in 2014 IEEE RFIC Symposium, pp. 413 – 416, June 2014. (pdf)

C22. Jahnavi Sharma, Tolga Dinc and Harish Krishnaswamy, “A 200GHz Power Mixer in 130nm-CMOS Employing Nonlinearity Engineering,” in 2014 IEEE RFIC Symposium, pp. 347 – 350, June 2014. (pdf)

C21. Tsung-Hao Chuang and Harish Krishnaswamy, “An RF Instantaneous-Hop Frequency Synthesizer based on a Zero-Initial-Phase-Error Multi-Modulus Divider,” in 2014 IEEE RFIC Symposium, pp. 433 – 436, June 2014. (pdf)

C20. Jin Zhou, Peter R. Kinget and Harish Krishnaswamy, “A Blocker-Resilient Wideband Receiver with Low-Noise Active Two-Point Cancellation of >0dBm TX Leakage and TX Noise in RX Band for FDD/Co-Existence,” in 2014 IEEE International Solid-State Circuits Conference Digest of Technical Papers, pp. 352 – 353, Feb. 2014.

C19. Teng Yang, Karthik Tripurari, Harish Krishnaswamy and Peter R. Kinget, “A 0.5GHz-1.5GHz Order Scalable Harmonic Rejection Mixer,” in 2013 IEEE RFIC Symposium, pp. 411-414, June 2013. (pdf)

C18. Jianxun Zhu, Harish Krishnaswamy, and Peter Kinget “A DC-9.5GHz Noise-Canceling Distributed LNA in 65nm CMOS,” in 2013 IEEE RFIC Symposium, pp. 177-180, June 2013. (pdf)

C17. Ritesh Bhat, Anandaroop Chakrabarti and Harish Krishnaswamy, “Large-Scale Power-Combining and Linearization in Watt-Class mmWave CMOS Power Amplifiers,” in 2013 IEEE RFIC Symposium, pp. 283-286, June 2013. (pdf)

C16. Anandaroop Chakrabarti and Harish Krishnaswamy, “Design Considerations for Stacked Class-E-like mmWave High-Speed Power DACs in CMOS,” in 2013 IEEE International Microwave Symposium, pp. 1-4, June 2013. (pdf)

C15. Anita Gupta, Yogesh Arondekar, S. V. G. Ravindranath, H. Krishnaswamy and B. N. Jagatap, “13.56 MHz High Power and High Efficiency RF Source,” in 2013 IEEE International Microwave Symposium, pp. 1-4, June 2013. (pdf)

C14. Jian Chen, Ritesh Bhat and Harish Krishnaswamy, “A Compact Fully Integrated High-Efficiency 5GHz Stacked Class-E PA in 65nm CMOS based on Transformer-based Charging Acceleration,” in 2012 IEEE Compound Semiconductor IC Symposium (CSICS), pp. 1-4, October 2012. (pdf)

C13. Anandaroop Chakrabarti and Harish Krishnaswamy, “Dual-Output Stacked Class-EE Power Amplifiers in 45nm SOI CMOS for Q-band Applications,” in 2012 IEEE Compound Semiconductor IC Symposium (CSICS), pp. 1-4, October 2012. (pdf)

C12. Anandaroop Chakrabarti and Harish Krishnaswamy, “High Power, High Efficiency Stacked mmWave Class-E-like Power Amplifiers in 45nm SOI CMOS,” in Proc. 2012 IEEE Custom Integrated Circuits Conference (CICC), pp. 1-4, September 2012. (pdf)

C11. Jahnavi Sharma and Harish Krishnaswamy, “215GHz CMOS signal source based on a Maximum-Gain Ring Oscillator topology,” in 2012 IEEE International Microwave Symposium Digest, pp. 1-3, June 2012. (pdf)

C10. Anandaroop Chakrabarti and Harish Krishnaswamy, “An Improved Analysis and Design Methodology for RF Class-E Power Amplifiers with Finite DC-feed Inductance and Switch On-Resistance,” in 2012 IEEE International Symposium on Circuits and Systems, pp. 1763-1766, May 2012. (pdf)

C9. Harish Krishnaswamy, Alberto Valdes-Garcia, and Jei-Wei Lai, “Silicon-based, All-Passive, 60GHz, 4-Element, Phased-Array Beamformer Featuring a Differential, Reflection-Type Phase Shifter,” in 2010 IEEE International Symposium on Phased Array Systems and Technology, pp. 225-232, October 2010. (pdf)

C8. H. Krishnaswamy and H. Hashemi, “A 4-channel, 4-beam, 24-26GHz, spatio-temporal RAKE radar transceiver in 90nm CMOS for vehicular radar applications,” in IEEE International Solid-State Circuits Conference Dig. Tech. Papers, pp. 214-215, February 2010. (pdf)

C7. H. Hashemi and H. Krishnaswamy, “Challenges and Opportunities in Ultra-Wideband Antenna-Array Transceivers for Imaging,” (invited paper) 2009 IEEE International Conference on Ultra-Wideband, pp. 586-591, Sep. 2009. (pdf)

Pre-Columbia

C6. H. Krishnaswamy and H. Hashemi, “A 4-Channel, 24-27 GHz, UWB Phased Array Transmitter in 0.13mm CMOS for Vehicular Radar,” in Proc. 2007 IEEE Custom Integrated Circuits Conference, pp. 753-756, Sep. 2007. (slides) (pdf)

C5. H. Krishnaswamy and H. Hashemi, “A Fully Integrated 24GHz 4-Channel Phased-Array Transceiver in 0.13μm CMOS Based on a Variable-Phase Ring Oscillator and PLL Architecture,” in IEEE International Solid-State Circuits Conference Dig. Tech. Papers, pp. 124-591, Feb. 2007 (Recipient of the ISSCC 2007 Lewis Winner Award for Outstanding Paper)(slides) (pdf)

C4. H. Krishnaswamy and H. Hashemi, “A Rigorous Phase Noise Analysis of Tuned Ring Oscillators,” in IEEE Radio and Wireless Symposium, pp. 43-46, Jan. 2007. (slides) (pdf)

C3. H. Krishnaswamy and H. Hashemi, “Inductor- and Transformer-based Integrated RF Oscillators: A Comparative Study,” in Proc. 2006 IEEE Custom Integrated Circuits Conference, pp. 381-384, Sep. 2006. (slides)

C2. J. Roderick, H. Krishnaswamy, K. Newton and H. Hashemi, “A 4-bit Ultra-Wideband Beamformer with 4ps True Time Delay Resolution,” in Proc. 2005 IEEE Custom Integrated Circuits Conference, pp. 805-808, Sep. 2005.

C1. H. Krishnaswamy and H. Hashemi, “A 26 GHz Coplanar Stripline-based Current Sharing CMOS Oscillator,” in 2005 IEEE RFIC Symposium Dig. Papers, pp. 127-130, June 2005. (slides)

Demos

D5. Tingjun Chen, Jin Zhou, Mahmood Baraani Dastjerdi, Negar Reiskarimian, Jelena Diakonikolas, Steven Alfano, Harish Krishnaswamy and Gil Zussman, “Full-Duplex Wireless: A Two-Way Road to 5G,” in 2017 Columbia Data Science Day, April 2017.

D4. Negar Reiskarimian, Mahmood Baraani Dastjerdi, Jin Zhou and Harish Krishnaswamy, “Highly-Linear Integrated Magnetic-Free Circulator-Receiver for Full-Duplex Wireless,” in the 2017 IEEE International Solid-State Circuits Conference (ISSCC) Digest of Technical Papers, Feb. 2017.

D3. Linxiao Zhang and Harish Krishnaswamy, “A 0.1-to-3.1GHz 4-Element MIMO Receiver Array Supporting Analog/RF Arbitrary Spatial Filtering”, in the 2017 IEEE International Solid-State Circuits Conference (ISSCC) Digest of Technical Papers, Feb. 2017.

D2. Tingjun Chen, Jin Zhou, Jelena Marasevic, Harish Krishnaswamy and Gil Zussman, “Double-Talk: Full-Duplex Wireless for Next-Generation Communications,” in 2016 NYC Media Lab, Sep. 2016 (Honorable Mention Award).

D1. Linxiao Zhang and Harish Krishnaswamy, “A Scalable 0.1-to-1.7GHz Spatio-Spectral-Filtering 4-Element MIMO Receiver Array with Spatial Notch Suppression Enabling Digital Beamforming,” in 2016 IEEE International Solid-State Circuits Conference (ISSCC), Feb. 2016.

Conference Keynotes/Panels/Workshops, Tutorials and Forums/Seminars and Talks at Universities and Industry

Harish Krishnaswamy, “mmWave Radios in Smartphones: What they will look like in 2, 5 and 10 years” Panel at the IEEE 5G Summit at the 2018 IEEE International Microwave Symposium, June 2018, Philadelphia, USA.

Harish Krishnaswamy, Negar Reiskarimian, Aravind Nagulu and Tolga Dinc, “Integrated Non-reciprocal RF/mmWave Components and Beyond through Temporal Modulation,” 2018 IEEE IMS/RFIC Workshop (Recent Advances in Non-linear and Non-reciprocal RF Microwave Device), June 2018.

Harish Krishnaswamy, Aravind Nagulu, Negar Reiskarimian and Tolga Dinc, “Integrated Antenna-Interface Components: A Blessing in Disguise for Wireless Transceivers,” 2018 IEEE IMS/RFIC Workshop (Advanced Integrated RF Filtering Circuits and Techniques), June 2018.

Harish Krishnaswamy, “What do we need to build 5G mmWave mobile handsets? (bandwidth, efficiency, battery life, complexity, cost)” Panel at the IEEE 5G Summit at the 2018 IEEE Global Summit on Millimeter Waves (GSMM), May 2018, Colorado, USA.

Harish Krishnaswamy, “Enabling the Third Wireless Revolution: Transformative RF/mm-Wave Circuits, Wireless Systems and Sensing Paradigms,” IEEE MTT-S Webinar, May 2018.

Harish Krishnaswamy, “Integrated Non-reciprocal Components Based on Linear Time-Varying Circuits,” IEEE SSCS Distinguished Lecture at the Dallas SSCS Chapter, April 2018.

Harish Krishnaswamy, “Enabling the 3rd Wireless Revolution through Transformative RF/mmWave Circuits, Systems and Wireless Communication and Sensing,” 2017 IEEE IMARC Workshop on RF, MW and MMW Technologies for 5G Systems, Dec. 2017.

Harish Krishnaswamy, “Integrated Full-Duplex Radios: From Fundamental Physics and Integrated Circuits to Complex Systems and Networking,” (Distinguished Lecture) 2017 GlobalSIP Symposium on Signal Processing for Interference Cancellation and Full-Duplex Communication Systems, Nov. 2017.

Harish Krishnaswamy, “Full Duplex Wireless: From Integrated Circuits to Networks,” (plenary lecture) 2017 IEEE International Microwave, Electron Devices, Solid-State Circuits Symposium (IMESS), October 2017.

Harish Krishnaswamy, “Integrated Non-Reciprocal Components Based on Linear Time-Varying Circuits,” Cornell University ECE/EDS Seminar, October 2017.

Harish Krishnaswamy, “Integrated Antenna-Interface Components – A Blessing for Wireless Transceivers,” (plenary lecture) 2017 IEEE European Solid-State Circuits Conference (ESSCIRC), Sep. 2017.

Harish Krishnaswamy, “Millimeter-wave Non-Reciprocity Based On Conductivity Modulation: Principles, Prototypes And Applications,” (keynote lecture) 42nd International Conference on Infrared, Millimeter and Terahertz Waves, Sep. 2017.

Harish Krishnaswamy, “Temporally-Modulated Microsystems Enable New Wireless Communication Paradigms,” (plenary lecture) Napa Microsystems Workshop, Aug. 2017.

Harish Krishnaswamy, “Full Duplex Wireless: From Fundamental Physics and Integrated Circuits to Complex Systems and Networking,” 2017 IEEE IMS 5G Summit, June 2017.

Harish Krishnaswamy, “CMOS Circuit and System Techniques for mmWave MIMO Radar,” 2017 IEEE IMS/RFIC Workshop (RFIC Design for Automotive Radar), June 2017.

Harish Krishnaswamy, “Breaking Lorentz Reciprocity: non-reciprocal integrated front-end circulators and isolators based on linear periodic time-varying (LPTV) circuits,” 2017 IEEE IMS/RFIC Workshop (Front end module (FEM) for 5G), June 2017.

Harish Krishnaswamy, “Architectures and Circuits for mmWave Massive MIMO,” 2017 IEEE IMS/RFIC Workshop (5G Communications Innovations: Connectivity for the Next Decade), June 2017.

Harish Krishnaswamy, “Full Duplex Wireless: From Fundamental Physics and Integrated Circuits to Complex Systems and Networking,” (keynote lecture) IEEE ICC Workshop on Full-Duplex Communications for Future Wireless Networks, May 2017.

Harish Krishnaswamy, “Integrated Full-Duplex Radios: From Fundamental Physics and Integrated Circuits to Complex Systems and Networking,” Rice University ECE Seminar Series, April 2017.

Harish Krishnaswamy, “Rethinking the Functional Boundaries of Integrated Wireless Systems Enables New Wireless Communication Paradigms,” Carnegie Mellon University ECE Special Seminar, April 2017.

Harish Krishnaswamy, Panelist for “Prototyping Experimental 5G Testbeds,” 2017 National Conference on Communications (NCC) 5G Workshop, March 2017, Chennai, India.

Harish Krishnaswamy, “Full Duplex Wireless: From Fundamental Physics and Integrated Circuits to Complex Systems and Networking,” 2017 National Conference on Communications (NCC) Invited Talk, March 2017, Chennai, India.

Harish Krishnaswamy, “Millimeter-wave Circuit and System Design,” 2017 National Conference on Communications (NCC) Tutorial, March 2017, Chennai, India.

Harish Krishnaswamy, “Full Duplex Wireless: From Fundamental Physics and Integrated Circuits to Complex Systems and Networking,” IEEE SSCS/CASS Atlanta Chapter Invited Seminar at GeorgiaTech, January 2017.

Harish Krishnaswamy, Panelist for “Reconfigurable RF Systems, Fact or Fiction,” 2016 IEEE Compound Semiconductor IC Symposium (CSICS) Panel, October 2016.

H. Krishnaswamy, “Novel Communication Paradigms at mmWaves for 5G,” keynote presentation at the 41st International Conference on Infrared, Millimeter and Terahertz Waves, September 2016.

H. Krishnaswamy, “Rethinking the Functional Boundaries of Integrated RF Systems Enables New Communication Paradigms for 5G: Millimeter-wave, Massive MIMO and Full-Duplex,” 3rd Sabanci University Microelectronics Workshop, June 2016.

H. Krishnaswamy, A. Chakrabarti and T. Dinc, “Novel mmWave Communication Systems: From Highly-Digital Arrays to MIMO and Full-Duplex,” 2016 IEEE IMS/RFIC Workshop (Millimeter-wave R&D for 5G: Systems, phased arrays, and handset transceivers), May 2016.

H. Krishnaswamy, “Recent Advances in Reconfigurable RF Circuits and Systems: Field Programmability, Interference Mitigation and Non-Reciprocal Components, ” 2016 AFOSR Reconfigurable Electronics Working Group, May 2016.

H. Krishnaswamy, “From Fundamental Physics to Complex Systems: Enabling Full Duplex Wireless,” Department Seminar, IBM T. J. Watson Research Center, April 2016

​H. Krishnaswamy, A. Chakrabarti and R. Bhat, “”Digital” RF and mmWave Power Amplifiers and Transmitters in CMOS: Stack Devices, Switch Them Hard, and Use Digital To Linearize and Boost Efficiency,” 2016 IEEE IWS Workshop (RF and Millimeter-Wave Power Amplifiers: Key Techniques to Enhance Output Power, Efficiency and Linearity), March 2016.

​H. Krishnaswamy, “Rethinking the Functional Boundaries of Integrated RF Systems Enables New Wireless Communication Paradigms,” Huawei, New Jersey, February 2016.

H. Krishnaswamy, “Do we need to downscale our radios below 20nm?” 2016 IEEE ISSCC Evening Panel (Moderator), February 2016.

H. Krishnaswamy, “Novel wireless communication paradigms at mmWave and THz,” Keck Center for Terahertz Communications and Imaging Program Review, November 2015.

H. Krishnaswamy, “Rethinking The Functional Boundaries of Integrated Radio-Frequency Systems Enables New Wireless Communication Paradigms,” Qualcomm, San Diego, August 2015.

H. Krishnaswamy, J. Zhou and T. Dinc, “Self‐Interference Cancellation Techniques for Reconfigurable FDD/Full-­Duplex/Co-­Existing Radios,” 2015 IEEE IMS/RFIC Workshop (RF Interference Mitigation Techniques), May 2015.

H. Krishnaswamy, “Rethinking The Functional Boundaries of Integrated Radio-Frequency Systems Enables New Wireless Communication Paradigms,” Hughes Network Systems Seminar, May 2015.

H. Krishnaswamy, “Rethinking The Functional Boundaries of Integrated Radio-Frequency Systems Enables New Wireless Communication Paradigms,” University of Pennsylvania, ESE Colloquium, May 2015.

H. Krishnaswamy, “Rethinking The Functional Boundaries of Integrated Radio-Frequency Systems Enables New Wireless Communication Paradigms,” MIT, MTL Seminar, May 2015.

H. Krishnaswamy, “Rethinking The Functional Boundaries of Integrated Radio-Frequency Systems Enables New Wireless Communication Paradigms,” Intel Labs, Hilsboro, Oregon, April 2015.

H. Krishnaswamy, “Rethinking The Functional Boundaries of Integrated Radio-Frequency Systems Enables New Wireless Communication Paradigms,” Brown University, Electrical Engineering Seminar, April 2015.

H. Krishnaswamy, “Rethinking The Functional Boundaries of Integrated Radio-Frequency Systems Enables New Wireless Communication Paradigms,” Stanford University, SystemX Seminar, April 2015.

H. Krishnaswamy, “Rethinking The Functional Boundaries of Integrated Radio-Frequency Systems Enables New Wireless Communication Paradigms,” University of Texas at Dallas, ECS Lecture, April 2015.

H. Krishnaswamy, “Rethinking The Functional Boundaries of Integrated Radio-Frequency Systems Enables New Wireless Communication Paradigms,” University of Michigan, MICL Seminar, March 2015.

H. Krishnaswamy, “From RF to Terahertz in Scaled CMOS: New Circuit and System Paradigms,” Purdue University, BME Seminar, November 2014.

H. Krishnaswamy, “Power Generation in CMOS from RF to THz: A Spectrum of Challenges and Opportunities,” Northrop Grumman, Sep. 2014.

H. Krishnaswamy, “Is Spectrum Explosion Muffled without Tunable RF?” 2014 IEEE RFIC Symposium Tuesday Panel, June 2014.

H. Krishnaswamy and Ritesh Bhat, “Watt-Level RF Power-DAC Transmitters in Nanoscale CMOS,” 2014 IEEE IMS/RFIC Workshop (RF and Wideband Data-Converters for Transmitters and Receivers), June 2014.

H. Krishnaswamy, Peter Kinget and Jin Zhou, “Active Low-Noise Self-Interference Cancellation in Software-Defined Radio,” 2014 IEEE IMS/RFIC Workshop (Techniques for handling interference and self-interference), June 2014.

H. Krishnaswamy, Ritesh Bhat and Jin Zhou, “Frequency-Division-Duplexing/Co-existence in Reconfigurable RF Radios,” 2014 IEEE IMS/RFIC Workshop (Reconfigurable Radio-Frequency Transceivers), June 2014.

H. Krishnaswamy, “Power Generation in CMOS from RF to THz: A Spectrum of Challenges and Opportunities,” MIT Lincoln Labs, May 2014.

H. Krishnaswamy, “Power Generation in CMOS from RF to THz: A Spectrum of Challenges and Opportunities,” Ohio State University, ECE Seminar, May 2014.

H. Krishnaswamy, “Power Generation in CMOS from RF to THz: A Spectrum of Challenges and Opportunities,” UCLA, EE Seminar, May 2014.

H. Krishnaswamy, “Millimeter-wave MIMO Radar in CMOS for Vehicular Applications,” 2014 IEEE International Solid-State Circuits Conference Forum (mm-Wave Advances for Active Safety and Communication Systems), Feb 2014.

H. Krishnaswamy, “Power Generation in CMOS from RF to THz: A Spectrum of Challenges and Opportunities,” Arizona State University, Connection One Seminar, Feb. 2014.

H. Krishnaswamy, “Power Generation in CMOS from RF to THz: A Spectrum of Challenges and Opportunities,” Princeton University, EE Topical Seminar, December 2013.

H. Krishnaswamy, “Power Generation in CMOS from RF to THz: A Spectrum of Challenges and Opportunities,” University of Southern California, Ming Hsieh Institute Integrated Systems Seminar Series, November 2013.

H. Krishnaswamy, “Power Generation in CMOS from RF to THz: A Spectrum of Challenges and Opportunities,” University of Minnesota, ECE Fall 2013 Colloquium, October 2013.

H. Krishnaswamy, “Power Generation in CMOS from RF to THz: A Spectrum of Challenges and Opportunities,” University of California at Berkeley, BWRC Friday Seminar, September 2013.

H. Krishnaswamy, “Mm-Wave and THz power generation in CMOS: the quest for a watt-class mmWave PA,” Oregon State University, EECS Colloquium, February 2013.

H. Krishnaswamy, “Mm-Wave and THz power generation in CMOS: the quest for a watt-class mmWave PA,” IBM Bangalore, Jan. 2013.

H. Krishnaswamy, “RF and Millimeter-wave Circuit Design in CMOS: Basics and Recent Advances,” tutorial at the 2013 IEEE International Conference on VLSI Design, Jan. 2013.

H. Krishnaswamy, “Power Generation in CMOS from RF to THz: A Spectrum of Challenges and Opportunities,” Sabanci University, EE Seminar, January 2013

H. Krishnaswamy, “Mm-Wave and THz power generation in CMOS: the quest for a watt-class mmWave PA,” Cornell University, VLSI Seminar Series, November 2012.

H. Krishnaswamy, “Cutting out the SAW? Current-mode Receivers for Narrow-band and Broad-band Applications,” Qualcomm, Boxborough, August 2012.

H. Krishnaswamy, “Cutting out the SAW? Current-mode Receivers for Narrow-band and Broad-band Applications,” DARPA Workshop on Mixer-First (SAW-less) Receivers, August 2012.

H. Krishnaswamy, “Mm-Wave and THz power generation in CMOS: the quest for a watt-class mmWave PA,” IIT-Madras, India, July 2012.

H. Krishnaswamy, “Mm-Wave and THz power generation in CMOS: the quest for a watt-class mmWave PA,” IIT-Delhi, India, July 2012.

H. Krishnaswamy, “Mm-Wave and THz power generation in CMOS: the quest for a watt-class mmWave PA,” Cosmic Circuits, India, June 2012.

H. Krishnaswamy, “Efficient, Watt-class, mmWave CMOS PAs: Stack Devices Aggressively, Switch Them Hard and Power-Combine,” 2012 IEEE IMS Workshop (WSE: Towards Watt-Level mmWave Efficient Silicon Power Amplifiers), June 2012.

H. Krishnaswamy, “Mm-Wave and THz power generation in CMOS: the quest for a watt-class mmWave PA,” University of Massachusetts, Amherst, ECE Seminar, April 2012.

H. Krishnaswamy, “Efficient generation of power at mm-Wave and sub-mmWave frequencies in CMOS,” Department Seminar, IBM T. J. Watson Research Center, Oct. 2011.

H. Krishnaswamy, “Millimeter-Wave and Sub-mmWave Power Generation in CMOS,” DARPA/OSD Circuit Designers Meeting, IBM Essex Junction, VT, Sep. 2011.

H. Krishnaswamy, “Silicon-based Millimeter-Wave Multiple-Antenna Transceivers—From Beamforming to Baseband,” SSCS Technical Meeting – IEEE Princeton Section, Rutgers University, May 2010.

H. Krishnaswamy, “Silicon-based Millimeter-Wave Multiple-Antenna Transceivers—From Beamforming to Baseband,” invited tutorial, Austin Conference on Integrated Systems and Circuits, October 2009.

H. Krishnaswamy, “RF and mmWave Multiple-Antenna Systems – Techniques for Silicon Integration,” MIMO Circuits and Systems: Recent Developments and Future Outlook, 2009 IEEE Radio and Wireless Symposium, January 2009.

Pre-Columbia

H. Hashemi and H. Krishnaswamy, “24GHz CMOS Phased Arrays: New Developments at USC,” 24GHz ISM-band Communications Workshop, 2007 IEEE MTT-S International Microwave Symposium, June 2007.

J. Roderick, H. Krishnaswamy, K. Newton, T. Chu and H. Hashemi, “Silicon-Based Ultra-Wideband Beam Forming,” Short Range Ultra-Wideband Radio Systems, April 2006.

H. Krishnaswamy and B. Rozovsky, “Optimal nonlinear filtering for track-before-detect in low-SNR, infra-red search and track applications,” Seventh Southern California Nonlinear Control Workshop, Oct.-Nov. 2003.