| A 32nA Fully Autonomous Multi-Input Single-Inductor Multi-Output Energy-Harvesting and Power-Management Platform with 1.2×105 Dynamic Range, Integrated … S Li, X Liu, BH Calhoun 2022 IEEE International Solid-State Circuits Conference (ISSCC) 65, 1-3, 2022 | 31 | 2022 |
| A 184-nW,− 78.3-dBm sensitivity antenna-coupled supply, temperature, and interference-robust wake-up receiver at 4.9 GHz X Shen, D Duvvuri, P Bassirian, HL Bishop, X Liu, A Dissanayake, ... IEEE Transactions on Microwave Theory and Techniques 70 (1), 744-757, 2021 | 20 | 2021 |
| A sub-nW 93% peak efficiency buck converter with wide dynamic range, fast DVFS, and asynchronous load-transient control X Liu, BH Calhoun, S Li IEEE Journal of Solid-State Circuits 57 (7), 2054-2067, 2022 | 16 | 2022 |
| A 194nW energy-performance-aware loT SoC employing a 5.2 nW 92.6% peak efficiency power management unit for system performance scaling, fast DVFS and energy minimization X Liu, S Kamineni, J Breiholz, BH Calhoun, S Li 2022 IEEE International Solid-State Circuits Conference (ISSCC) 65, 1-3, 2022 | 9 | 2022 |
| A 2.3–5.7 μW Tri-Modal Self-Adaptive Photoplethysmography Sensor Interface IC for Heart Rate, SpO2, and Pulse Transit Time Co-Monitoring P Wang, R Agarwala, NB Ownby, X Liu, BH Calhoun IEEE Transactions on Biomedical Circuits and Systems 18 (3), 564-579, 2024 | 8 | 2024 |
| An 802pW 93% Peak Efficiency Buck Converter with 5.5×106 Dynamic Range Featuring Fast DVFS and Asynchronous Load-Transient Control X Liu, S Li, BH Calhoun ESSCIRC 2021-IEEE 47th European Solid State Circuits Conference (ESSCIRC …, 2021 | 7 | 2021 |
| A Sub-μW Energy-Performance-Aware IoT SoC With a Triple-Mode Power Management Unit for System Performance Scaling, Fast DVFS, and Energy Minimization X Liu, S Kamineni, J Breiholz, BH Calhoun, S Li IEEE Journal of Solid-State Circuits 59 (7), 2272-2285, 2024 | 6 | 2024 |
| 15.1 A Self-Powered SoC with Distributed Cooperative Energy Harvesting and Multi-Chip Power Management for System-in-Fiber X Liu, DS Truesdell, O Faruqe, L Parameswaran, M Rickley, A Kopanski, ... 2023 IEEE International Solid-State Circuits Conference (ISSCC), 236-238, 2023 | 4 | 2023 |
| NanoWattch: A self-powered 3-nW RISC-V SoC operable from 160mV photovoltaic input with integrated temperature sensing and adaptive performance scaling DS Truesdell, X Liu, J Breiholz, S Gupta, S Li, BH Calhoun 2022 IEEE Symposium on VLSI Technology and Circuits (VLSI Technology and …, 2022 | 4 | 2022 |
| 8.5 A 6nA Fully-Autonomous Triple-Input Hybrid-Inductor-Capacitor Multi-Output Power Management System with Multi-Rail Energy Sharing, All-Rail Cold Startup, and Adaptive … X Liu, A Agrawal, A Tanaka, B Calhoun 2024 IEEE International Solid-State Circuits Conference (ISSCC) 67, 152-154, 2024 | 3 | 2024 |
| A 33nW Fully Autonomous SoC With Distributed Cooperative Energy Harvesting and Multi-Chip Power Management for mm-Scale System-in-Fiber X Liu, DS Truesdell, O Faruqe, L Parameswaran, M Rickley, A Kopanski, ... IEEE Transactions on Biomedical Circuits and Systems 17 (6), 1185-1201, 2023 | 3 | 2023 |
| A 366 nW,− 74.5 dBm sensitivity antenna-coupled wakeup receiver at 4.9 GHz with integrated voltage regulation and references D Duvvuri, X Shen, P Bassirian, HL Bishop, X Liu, CH Chen, ... 2021 IEEE MTT-S International Microwave Symposium (IMS), 641-645, 2021 | 3 | 2021 |
| A 1pJ/bit Bypass-SPI Interconnect Bus with I2C Conversion Capability and 2.3nW Standby Power for Fabric Sensing Networks X Liu, Z Chen, NG Mim, A Agrawal, BH Calhoun 2023 IEEE Biomedical Circuits and Systems Conference (BioCAS), 1-5, 2023 | 1 | 2023 |
| A-102dBm Sensitivity, 2.2 μA Packet-Level-Duty-cycled Wake-Up Receiver with ADPLL achieving-30dB SIR L Zhang, D Duvvuri, S Bhattacharya, A Dissanayake, X Liu, HL Bishop, ... 2023 IEEE Custom Integrated Circuits Conference (CICC), 1-2, 2023 | 1 | 2023 |
| Distributed Energy Harvesting and Power Management Units for Self-Powered In-Fabric Sensing Networks X Liu, A Agrawal, A Tanaka, BH Calhoun 2024 IEEE 67th International Midwest Symposium on Circuits and Systems …, 2024 | | 2024 |
| A-102 dBm Sensitivity Multi-Channel Heterodyne Wake-Up Receiver With Integrated ADPLL L Zhang, D Duvvuri, S Bhattacharya, A Dissanayake, X Liu, HL Bishop, ... IEEE Open Journal of the Solid-State Circuits Society, 2024 | | 2024 |
| A 956pW Switched-Capacitor Sub-Bandgap Reference with 0.44-to-3.3 V Supply Range,-67dB PSRR, and 0.2% within-Wafer Inaccuracy for Nanowatt IoT Systems S Li, X Liu, BH Calhoun Authorea Preprints, 2024 | | 2024 |
| ISSCC 2022/SESSION 13/DIGITAL TECHNIQUES FOR CLOCKING, VARIATION TOLERANCE AND POWER MANAGEMENT/13.8 X Liu, S Kamineni, J Breiholz, BH Calhoun, S Li | | |
Benton CalhounProfessor of Electrical and Computer Engineering, University of VirginiaAdresse e-mail validée de virginia.edu