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Publications

2015
C. J. Lukas and Calhoun, B. H., A 0.38 pJ/bit 1.24 nW Chip-to-Chip Serial Link for Ultra-Low Power Systems, in International Symposium on Circuits and Systems (ISCAS), Lisbon, 2015.
A. Shrivastava, Roberts, N. E., Khan, O. U., Wentzloff, D. D., and Calhoun, B. H., A 10mV-Input Boost Converter with Inductor Peak Current Control and Zero Detection for Thermoelectric and Solar Energy Harvesting with 220mV Cold-Start and -14.5dBm, 915MHz RF Kick-Start, IEEE Journal of Solid-State Circuits (JSSC), vol. 50, pp. 1820-1832, 2015.
A. Banerjee, Breiholz, J., and Calhoun, B. H., A 130nm Canary SRAM for SRAM Dynamic Write VMIN Tracking across Voltage, Frequency, and Temperature Variations, in Custom Integrated Circuits Conference (CICC), San Jose, CA, 2015.
Y. Huang, Shrivastava, A., and Calhoun, B. H., A 145mV to 1.2V Single Ended Level Converter Circuit for Ultra-Low Power Low Voltage ICs, in IEEE SOI-3D-Subthreshold Microelectronics Technology Unified Conference (S3S), 2015.
D. Akella, Shrivastava, A., and Calhoun, B. H., A 23 nW CMOS ultra-Low Power Temperature Sensor Operational from 0.2 V, in IEEE SOI-3D-Subthreshold Microelectronics Technology Unified Conference, Rohnert Park, CA, 2015.
A. Shrivastava, Craig, K., Roberts, N., Wentzloff, D. D., and Calhoun, B. H., A 32nW Bandgap Reference Voltage Operational from 0.5V Supply for Ultra-low Power Systems, in EEE International Solid-State Circuits Conference (ISSCC), 2015.
A. Klinefelter, Roberts, N., Shakhsheer, Y., Gonzalez, P., Shrivastava, A., Roy, A., Craig, K., Faisal, M., Boley, J., Oh, S., Zhang, Y., Akella, D., Wentzloff, D. D., and Calhoun, B., A 6.45 μW Self-Powered IoT SoC with Integrated Energy-Harvesting Power Management and ULP Asymmetric Radios, in ISSCC, San Francisco, CA, 2015.
A. Roy, Klinefelter, A., Yahya, F., Chen, X., Gonzalez, P., Lukas, C. J., Akella, D., Boley, J., Craig, K., Faisal, M., Oh, S., Roberts, N., Shakhsheer, Y., Shrivastava, A., Vasudevan, D., Wentzloff, D. D., and Calhoun, B., A 6.45μW Self-Powered SoC with Integrated Energy-Harvesting Power Management and ULP Asymmetric Radios for Portable Biomedical Systems, IEEE Transactions on Biomedical Circuits and Systems, vol. 9, pp. 862-874, 2015.
F. B. Yahya, Patel, H. N., Chandra, V., and Calhoun, B. H., Combining SRAM Read/Write Assist Techniques for Near/Sub-Threshold Voltage Operation, in 6th Asia Symposium on Quality Electronic Design (ASQED 2015), Kuala Lumpur, Malaysia, 2015.
A. Klinefelter, Ryan, J., Tschanz, J., and Calhoun, B. H., Error-Energy Analysis of Hardware Logarithmic Approximation Methods for Low Power Applications, in International Symposium on Circuits and Systems (ISCAS), 2015.
V. Misra, Bozkurt, A., Calhoun, B., Jackson, T., Jur, J., Lach, J., Lee, B., Muth, J., Oralkan, O., Ozturk, M., Trolier-McKinstry, S., Vashaee, D., Wentzloff, D., and Zhu, Y., Flexible Technologies for Self-Powered Wearable Health and Environmental Sensing, Proceedings of the IEEE, vol. 103, pp. 665-681, 2015.
H. Qi, Ayorinde, O., Huang, Y., and Calhoun, B., Optimizing energy efficient low-swing interconnect for sub-threshold FPGAs, in 2015 25th International Conference on Field Programmable Logic and Applications (FPL), London, UK, 2015.
J. Boley and Calhoun, B. H., Stack Based Sense Amplifier Designs for Reducing Input-Referred Offset, in International Symposium on Quality Electronic Design, 2015.
Y. Shakhsheer, Shrivastava, A., Roberts, N., Craig, K., Wooters, S., Wentzloff, D. D., and Calhoun, B. H., Ultra Low Power Circuits and Systems for Self Powered Wireless Sensors, in GOMACTech, 2015.
B. H. Calhoun and Wentzloff, D. D., Ultra-Low Power Wireless SoCs Enabling a Batteryless IoT, in HOT Chips, 2015.
O. Ayorinde, Qi, H., Huang, Y., and Calhoun, B., Using island-style bi-directional intra-CLB routing in low-power FPGAs, in 25th International Conference on Field Programmable Logic and Applications (FPL), 2015.
J. Boley, Beshay, P., and Calhoun, B. H., Virtual Prototyper (ViPro): An SRAM Design Tool for Yield Constrained Optimization, Transactions of Very Large Scale Integration Systems, 2015.
2014
A. Shrivastava, Wentzloff, D., and Calhoun, B. H., A 10mV-Input Boost Converter with Inductor Peak Current Control and Zero Detection for Thermoelectric Energy Harvesting, in IEEE Custom Integrated Circuits Conference (CICC), 2014.
A. Shrivastava, Ramadass, Y. K., Khanna, S., Bartling, S., and Calhoun, B. H., A 1.2μW SIMO Energy Harvesting and Power Management Unit with Constant Peak Inductor Current Control Achieving 83-92% Efficiency Across Wide Input and Output Voltages, in Symposium on VLSI Circuits, 2014.
K. Craig, Shakhsheer, Y., Arrabi, S., Khanna, S., Lach, J., and Calhoun, B. H., A 32b 90nm Processor Implementing Panoptic DVS Achieving Energy Efficient Operation from Sub-threshold to High Performance, Journal of Solid State Circuits, 2014.
J. .Bolus, Calhoun, B. H., and .Blalock, T., 39 fJ/bit On-Chip Identification of Wireless Sensors Based on Manufacturing Variation, Journal of Low Power Electronics and Applications (JLPEA), vol. 4, p. 16, 2014.
P. Beshay, Chandra, V., Aitken, R., and Calhoun, B. H., A Digital Dynamic Write Margin Sensor for Low Power Read/Write Operations in 28nm SRAM, in ISLPED, 2014.
Y. Zhang and Calhoun, B. H., Fast, Accurate Variation-Aware Path Timing Computation for Sub-threshold Circuits, in International Symposium on Quality Electronic Design (ISQED), 2014.
S. Arrabi, Moore, D., Wang, L., Skadron, K., and Calhoun, B. H., Flexibility and Circuit Overheads in Reconfigurable SIMD/MIMD Systems, in International Symposium on Field-Programmable Custom Computing Machines (FCCM), 2014.

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