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Author Title [ Type(Desc)] Year
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Conference Paper
B. H. Calhoun, Wang, A., Verma, N., and Chandrakasan, A., Sub-threshold Design: The Challenges of Minimizing Circuit Energy, in International Symposium on Low Power Electronics and Design (ISLPED), 2006, pp. 366-368.
B. H. Calhoun, Zhang, Y., Khanna, S., Craig, K., Shakhsheer, Y., and Lach, J., A Sub-Threshold FPGA: Energy-Efficient Reconfigurable Logic, in GOMAC Tech, 2011.
J. F. Ryan and Calhoun, B. H., A Sub-Threshold FPGA with Low-Swing Dual-VDD Interconnect in 90nm CMOS, in Custom Integrated Circuits Conference (CICC), 2010.
B. H. Calhoun, Bolus, J., Khanna, S., Jurik, A. D., Weaver, A. F., and Blalock, T. N., Sub-threshold Operation and Cross-Hierarchy Design for Ultra Low Power Wearable Sensors, in International Symposium on Circuits and Systems, 2009.
P. Beshay, Ryan, J. F., and Calhoun, B. H., Sub-threshold Sense Amplifier Compensation Using Auto-zeroing Circuitry, in Subthreshold Microelectronics Conference, 2012.
H. N. Patel, Yahya, F. B., and Calhoun, B. H., Subthreshold SRAM: Challenges, Design Decisions, and Solutions, in 60th IEEE International Midwest Symposium on Circuits and Systems, Boston, MA, USA, 2017.
N. Ownby, Singaraju, P., Bhattacharya, S., Calhoun, B. H., and Bowers, S. M., A Sub-uW Digital Temperature Compensation Architecture for Arbitrary Voltage and Current Reference Generation, in 2025 IEEE International Symposium on Circuits and Systems (ISCAS), In Press.
B. H. Calhoun, Khanna, S., Zhang, Y., Ryan, J., and Otis, B., System Design Principles Combining Sub-threshold Circuits and Architectures with Energy Scavening Mechanisms, in International Symposium on Circuits and Systems (ISCAS), Paris, France, 2010, pp. 269-272.
P. Bassirian, Duvvuri, D., Truesdell, D. S., Liu, N. X., Calhoun, B. H., and Bowers, S. M., A Temperature-robust 27.6nW -65dBm Wakeup Receiver at 9.6GHz X Band, in 2020 IEEE International Solid-State Circuits Conference (ISSCC), 2020.
A. Banerjee and Calhoun, B. H., An Ultra Low Energy 9T Half-select-free Subthreshold SRAM bitcell, in S3S, Monterey, CA, 2013.
A. Wang, Calhoun, B. H., Verma, N., Kwong, J., and Chandrakasan, A., Ultra-Dynamic Voltage Scaling for Energy Starved Electronics, in Proc. of GOMAC Tech, 2007.
B. H. Calhoun and Chandrakasan, A., Ultra-Dynamic Voltage Scaling Using Sub-threshold Operation and Local Voltage Dithering in 90nm CMOS, in International Solid State Circuits Conference (ISSCC), 2005, pp. 300-301.
C. J. Lukas, Yahya, F. B., and Calhoun, B. H., An Ultra-low Power System On Chip Enabling DVS with SR Level Shifting Latches, in IEEE International Symposium on Circuits and Systems (ISCAS), Florence, Italy, 2018.
H. Qi, Ayorinde, O., and Calhoun, B. H., An Ultra-Low-Power FPGA for IoT Applications, in S3S 2017, 2017.
Journal Article
A. Kosari, Breiholz, J., Liu, N. X., Calhoun, B. H., and Wentzloff, D. D., A 0.5 V 68 nW ECG Monitoring Analog Front-End for Arrhythmia Diagnosis, Journal of Low Power Electronics and Applications (JLPEA), 2018.
D. S. Truesdell, Li, S., and Calhoun, B. H., A 0.5V 560-kHz 18.8-fJ/Cycle On-Chip Oscillator with 96.1-ppm/°C Steady-State Stability Using a Duty-Cycled Digital Frequency-Locked Loop, IEEE Journal of Solid-State Circuits, 2021.PDF icon A 0.5-V 560-kHz 18.8-fJ_Cycle On-Chip Oscillator With 96.1ppm_C Steady-State Stability Using a Duty-Cycled Digital Frequency-Locked Loop.pdf (2.95 MB)
D. S. Truesdell, Dissanayake, A., and Calhoun, B. H., A 0.6-V 44.6-fJ/Cycle Energy-Optimized Frequency-Locked Loop in 65-nm CMOS With 20.3-ppm/°C Stability, IEEE Solid-State Circuits Letters (SSCL), 2019.PDF icon A 0.6-V 44.6-fJ Cycle Energy-Optimized Frequency-Locked Loop in 65-nm CMOS With 20.3-ppm C Stability.pdf (1.64 MB)
R. Agarwala, Wang, P., Bishop, H. L., Dissanayake, A., and Calhoun, B. H., A 0.6V 785-nW Multimodal Sensor Interface IC for Ozone Pollutant Sensing and Correlated Cardiovascular Disease Monitoring, IEEE Journal of Solid-State Circuits, 2021.
L. Zhang, Duvvuri, D., Bhattacharya, S., Dissanayake, A., Liu, X., Bishop, H. L., Zhang, Y., Blalock, T. N., Calhoun, B. H., and Bowers, S. M., A -102 dBm Sensitivity Multi-Channel Heterodyne Wake-Up Receiver with Integrated ADPLL, IEEE Open Journal of the Solid-State Circuits Society, 2024.
O. Faruqe, Lee, D., Ownby, N., and Calhoun, B. H., A 10-Channel, 120 nW/Channel, Reconfigurable Capacitance-to-Digital Converter for Sub-μW Robust Wearable Sensing, IEEE Transactions on Biomedical Circuits and Systems, vol. 18, no. 4, 2024.
X. Shen, Duvvuri, D., Bassirian, P., Bishop, H. L., Liu, X., Dissanayake, A., Zhang, Y., Blalock, T. N., Calhoun, B. H., and Bowers, S. M., A 184 nW, -78.3 dBm Sensitivity Antenna-Coupled Supply, Temperature, and Interference-Robust Wake-up Receiver at 4.9 GHz, IEEE Transactions on Microwave Theory and Techniques, 2022.
P. Wang, Agarwala, R., Ownby, N., Liu, X., and Calhoun, B. H., A 2.3-5.7μW Tri-Modal Self-Adaptive Photoplethysmography Sensor Interface IC for Heart Rate, SpO2 , and Pulse Transit Time Co-Monitoring, IEEE Transactions on Biomedical Circuits and Systems, 2024.

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