Z. Yu, X. Lu*, C. Gu, S. Venkatesh, and J. Mao, “mmWave Spatial-Temporal Single Harmonic Switching Transmitter Arrays for High back-off Beamforming Efficiency,” IEEE transactions on Antenna and Propagation, 2022, accepted.
S. Venkatesh†, X. Lu†, B. Tang, and K. Sengupta, “Secure space–time-modulated millimetre-wave wireless links that are resilient to distributed eavesdropper attacks,” Nat Electron4, 827–836 (2021).
K. Sengupta, L. Hong, C. Zhu and X. Lu, “Visible and Near-IR Nano-Optical Components and Systems in CMOS,” in IEEE Open Journal of the Solid-State Circuits Society, vol. 1, pp. 247-262, 2021, doi: 10.1109/OJSSCS.2021.3116563.
X. Lu, C. Chappidi, X. Wu, and K. Sengupta, “Antenna Preprocessing and Element Pattern Shaping for Multi-band mmWave Arrays: Multi-port Receivers and Antennas,” IEEE J. Solid-State Circuits, vol. 55, no. 6, pp. 1455-1470, June 2020.
X. Lu, S. Venkatesh, and H. Saeidi, “A Review on Applications of Integrated Terahertz Systems,” China Communications, accepted.
S. Venkatesh, X. Lu, H. Saeidi, and K. Sengupta, “Reconfigurable Multifunctional Terahertz Holographic Metasurface using CMOS Chip Tiling,” IEEE Antennas and Propagation Magazine, submitted.
H. Saeidi, S. Venkatesh, X. Lu, and K. Sengupta, “Chip-Scale THz System for Single-Shot Angular Localization,” IEEE Antennas and Propagation Magazine, submitted.
S. Venkatesh, X. Lu, H. Saeidi, and K. Sengupta, “Programmable Terahertz Metasurface with Circuit-coupled Meta-elements in Silicon Chips, IEEE APS Magazine, submitted.
H. Saeidi*, S. Venkatesh*, X. Lu, and K. Sengupta, “THz Prism: One-Shot Simultaneous Localization of Multiple Wireless Nodes with Leaky-wave THz Antennas and Transceivers in CMOS,” IEEE J. Solid-State Circuits, , vol. 56, no. 12, pp. 3840-3854, Dec. 2021, doi: 10.1109/JSSC.2021.3115407.
S. Venkatesh, X. Lu, H. Saeidi, and K. Sengupta, “A High-Speed Programmable and Scalable Terahertz Holographic Metasurface based on Tiled CMOS Chips,” Nature Electronics, Dec. 2020.
X. Lu, L. Hong, K. Sengupta, “CMOS Optical PUFs Using Noise Immune Process Sensitive Photonic Crystals Incorporating Passive Variations for Robustness,” IEEE J. Solid-State Circuits, vol. 53, no. 9, pp. 2709-2721, Sept. 2018.
C. Chappidi, X. Lu, X. Wu, and K. Sengupta, “Antenna Preprocessing and Element-Pattern Shaping for Multi-band mmWave Arrays: Multi-port Transmitters and Antennas,” IEEE J. Solid-State Circuits, vol. 55, no. 6, pp. 1441-1454, June 2020.
Yang, X. Lu, A. Babakhani, “A Free-Space Optically Locked VCO With Picosecond Timing Jitter in 0.18-µm CMOS,” IEEE Photonics Technology Letters, vol. 26, no. 12, pp. 1180-1183, June 2014.
Publications (Peer-reviewed Conference Papers)
S. Venkatesh, X. Lu, H. Saeidi and K. Sengupta, “Electromagnetic-Circuit Co-design approach towards Reconfigurable Terahertz Holographic CMOS Metasurface,” 2021 Fifteenth International Congress on Artificial Materials for Novel Wave Phenomena (Metamaterials), 2021, pp. 448-450, doi: 10.1109/Metamaterials52332.2021.9577177.
C. Li, Z. Yu, Y. Shen, R. Cai and X. Lu, “Spatial-temporal Programmable Metasurface for Single Channel Radiation,” 2021 IEEE Asia-Pacific Microwave Conference (APMC), 2021, pp. 431-433, doi: 10.1109/APMC52720.2021.9661847.
Z. Yu, C. Han, S. Venkatesh and X. Lu, “Design and Modeling of a 77 GHz Time-Modulated Transmitter Array for Enhanced Backoff Efficiency,” 2021 IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting (APS/URSI), 2021, pp. 1283-1284, doi: 10.1109/APS/URSI47566.2021.9703702.
Z. Yu, C. Han, Y. Zou and X. Lu, “Location and Angular Velocity Detection using a Circular Frequency Diverse Array Radar,” 2021 IEEE Asia-Pacific Microwave Conference (APMC), 2021, pp. 58-60, doi: 10.1109/APMC52720.2021.9661936.
S. Venkatesh, X. Lu, H. Saeidi, and K. Sengupta, “Dynamically Programmable Terahertz Holographic Metasurface using CMOS IC Tiling,” 2021 Conference on Lasers and Electro-Optics (CLEO), 2021, pp. 1-2.
H. Saeidi, S. Venkatesh, X. Lu and K. Sengupta, “Spectrum-to-space mapping with 0.36 – 0.4 THz on-chip transceiver for one-shot localization,” 2021 46th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz), 2021, pp. 1-2, doi: 10.1109/IRMMW-THz50926.2021.9567454.
H. Saeidi, S. Venkatesh, X. Lu, and K. Sengupta, “Integrated Terahertz Transceivers for Multi-node Link Discovery and Localization,”
2021 Conference on Lasers and Electro-Optics (CLEO), 2021, pp. 1-2.
H. Saeidi, S. Venkatesh, X. Lu, and K. Sengupta, “On-Chip Multi-Layer THz Power Generation with Beamforming Capability,”
2021 Conference on Lasers and Electro-Optics (CLEO), 2021, pp. 1-2.
H. Saeidi, S. Venkatesh, X. Lu and K. Sengupta, “THz Prism: One-shot Simultaneous Multi-node Angular Localization using Spectrum-to-Space Mapping with 360-400 GHz Broadband Transceiver and Dual-port Integrated Leaky Wave Antennas,” ISSCC Dig. Tech. Papers, San Francisco, CA, USA, 2021, pp. 314-315.
K. Sengupta, X. Lu, S. Venkatesh, X. Wu, “Terahertz to bits and bits to terahertz: universally programmable chip-scale terahertz systems,” Proceedings of the 7th ACM International Conference on Nanoscale Computing and Communication. 2020, pp. 1-8.
X. Lu†, S. Venkatesh†, B. Tang, and K. Sengupta, “Space-Time Modulated 71 to 76 GHz mmWave Transmitter Array for Physically Secure Directional Wireless Links,” ISSCC Dig. Tech. Papers, San Francisco, CA, USA, 2020, pp. 86-88.
X. Lu, L. Hong, K. Sengupta, “An Integrated Optical Physically Unclonable Function Using Process Sensitive Sub-Wavelength Photonic Crystals in 65nm CMOS,” ISSCC Dig. Tech. Papers, San Francisco, CA, 2017, pp. 272-273.
X. Lu, X. Wu, H. Saeidi, and K. Sengupta, “A Multi-Port Dual Polarized Antenna Coupled mmWave CMOS Receiver with Element-level Pattern and Notch Programmability and Passive Interferer Rejection Capability,” 2019 IEEE Custom Integrated Circuits Conference (CICC), Austin, TX, USA, 2019, pp. 1-4.
X. Wu, H. Lu, X. Lu, and K. Sengupta, “A Programmable Active THz Electromagnetic Surface On-chip for Multi-functional Imaging,” International Microwave Symposium (IMS), Philadelphia, PA, 2018, pp. 1464-1467.
Hong, X. Lu, K. Sengupta, “Nano-optical systems in CMOS,” IEEE 60th International Midwest Symposium on Circuits and Systems (MWSCAS), Boston, MA, 2017, pp. 906-909.
Songhori, A. Mirhoseini, X. Lu, F. Koushanfar, “AHEAD: Automated Framework for Hardware-Accelerated Iterative Data Analysis,” Design, Automation & Test in Europe Conference & Exhibition (DATE), Grenoble, 2015, pp. 942-947.
Sengupta, X.Lu, S.Venkatesh, and B.Tang, “Nano-optical CMOS Systems for Bio-molecular Sensing: In-vitro and In-vivo”,2020 OSA Optical Sensors and Sensing Congress, Vancouver, Jun. 2020.
Patents
Venkatesh, X. Lu, B. Tang, and K. Sengupta, “Transmitter Array Architecture for Physically Secure Wireless Communication,” US Patent application number: 62/961,487, Jan. 2020.
K. Sengupta, X. Lu, C. Chappidi, and X. Wu, “System and Method for Transceiver and Antenna Programmability and Generalized MIMO Architectures,” US Patent application number: 16/453,461, Oct. 2020.