Publications

  • Z. Xu, N. Mirchandani, M. A. A. Ibrahim, M. Onabajo, and A. Shrivastava , “A High Efficiency DC-DC Converter Architecture with Adjustable Switching Frequency to Suppress Noise Injection in RF Receiver Front-Ends”,  IEEE International Symposium on Circuits and Systems (ISCAS), May-2020, Seville, Spain. (accepted for publication)
  • Y. Zhang, N. Mirchandani, M. Onabajo, and A. Shrivastava , “RSSI Amplifier Design for a Feature Extraction Technique to Detect Seizures with Analog Computing”,  IEEE International Symposium on Circuits and Systems (ISCAS), May-2020, Seville, Spain. (accepted for publication)
  • N. Zaeimbashi, H. Lin, C. Dong, X. Liang, M. Nasrollahpour, N. Sun, A. Matyushov, Y. He, X. Wang, C. Tu, Y. Wei, Y. Zhang, S. Cash, M. Monabjo, A. Shrivastava, and N. X. Sun, “NanoNeuroRFID: A Wireless Implantable Device Based on Magnetoelectric Antennas”, IEEE Journal of Electromagnetics, RF and Microwaves in Medicine and Biology. vol. 3 issue 3, pp. 206-215, 09/2019. pdf
  • N. Mirchandani and A. Shrivastava , “CMOS based ultra-low Power High-Precision Analog Vector Matrix Multiplication Circuit with +/-0.1% Error for Vision Application”, Mid-West Symposium on Circuits and Systems (MWSCAS), July-2019, Dallas. pdf
  • S. Abdelfattah, A. Shrivastava , and M. Onabajo, “A Chopper Instrumentation Amplifier with Fully Symmetric Negative Capacitance Generation Feedback Loop and Online Digital Calibration for Input Impedance Boosting”, Mid-West Symposium on Circuits and Systems (MWSCAS), July-2019, Dallas. pdf
  • S. Tewari and A. Shrivastava , “Ultra-low Power Charge-Pump-Based Bandgap References”, in Hybrid ADCs, Smart Sensors for the IoT, and Sub-1V and Advanced Node Analog Circuit Design (Springer, 2018). pdf 
  • N. Mirchandani and A. Shrivastava , “High Stability Gain Structure and Filter Realization with less than 50 ppm/oC Temperature Variation with Ultra-low Power Consumption using Switched-capacitor and Sub-threshold Biasing”,  IEEE International Symposium on Circuits and Systems (ISCAS), May-2018, Florence, Italy. pdf
  • M. A. A. Ibrahim, N. Mirchandani, N. Shafiee, M. Onabajo and A. Shrivastava, “Study of Performance Impact from Powering RF Receiver Front-End Circuits with a DC-DC Converter”,  IEEE International Symposium on Circuits and Systems (ISCAS), May-2018, Florence, Italy. pdf
  • N. Shafiee, S. Tewari, B. H. Calhoun and A. Shrivastava , “Infrastructure Circuits for Lifetime Improvement of Ultra-Low Power IoT Devices”, IEEE Transactions on Circuits and Systems-I (TCAS-I). Sept-2017. pdf 
  • D. Akella Kamakshi, A Shrivastava,  and BH Calhoun, “A 0.2 V, 23 nW CMOS Temperature Sensor for Ultra-Low-Power IoT Applications,”Journal of Low Power Electronics and Applications, (JLPEA), June 2016. pdf
  • D Akella Kamakshi, A Shrivastava, and BH Calhoun, “A 36 nW 7 ppm/°C on-Chip Clock Source Platform for Near-Human-Body Temperature Applications“, Journal of Low Power Electronics and Applications, (JLPEA), May 2016. pdf
  • A. Shrivastava, D. Akella, and B. H. Calhoun, “A 1.5nW, 32.768kHz XTAL Oscillator Operational from 0.3V Supply”, IEEE Journal of Solid-State Circuits, (JSSC), March 2016. pdf
  • Y. Huang, A. Shrivastava, and B. H. Calhoun, “A Design and Theoretical Analysis of a 145mV to 1.2V Single-Ended Level Converter Circuit for Ultra-Low Power Low Voltage ICs“, Journal of Low Power Electronics and Applications, (JLPEA), March 2016. pdf
  • N. E. Roberts,  K. Craig, A. Shrivastava, S. N. Wooters, Y. Shakhsheer, B. H. Calhoun, and D. D. Wentzloff, “A 236nW -56.5dBm Sensitivity Self-Powered Bluetooth Low-Energy Wakeup Receiver in 65nm CMOS“, IEEE International Solid-State Circuits Conference (ISSCC), 2016. pdf
  • A. Roy , A. Klinefelter, F. Yahya, X. Chen, P. Gonzalez, C. J. Lukas, D. Akella, J. Boley, K. Craig, M. Faisal,  et al., “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, issue 6, pp. 862-874, 12/2015. pdf
  • D. Akella, A. Shrivastava, and B. H. Calhoun, A 23 nW CMOS ultra-Low Power Temperature Sensor Operational from 0.2 V“, IEEE SOI-3D-Subthreshold Microelectronics Technology Unified Conference, Rohnert Park, CA, IEEE, 10/2015. pdf
  • A. Shrivastava, N. E. Roberts, O. U. Khan, D. D. Wentzloff, and B. H. Calhoun, 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, issue 8, pp. 1820-1832, 08/2015. pdf
  • A. Klinefelter,  N. Roberts, Y. Shakhsheer, P. Gonzalez, A. Shrivastava, A. Roy, K. Craig, M. Faisal, J. Boley, S. Oh, et al., A 6.45 μW Self-Powered IoT SoC with Integrated Energy-Harvesting Power Management and ULP Asymmetric Radios“, ISSCC, San Francisco, CA, IEEE, 02/2015. pdf
  • A. Shrivastava, K. Craig, N. Roberts, D. D. Wentzloff, and B. H. Calhoun, A 32nW Bandgap Reference Voltage Operational from 0.5V Supply for Ultra-low Power Systems“, EEE International Solid-State Circuits Conference (ISSCC), 2015. pdf
  • Y. Shakhsheer, A. Shrivastava, N. Roberts, K. Craig, S. Wooters, D. D. Wentzloff, and B. H. Calhoun, Ultra Low Power Circuits and Systems for Self-Powered Wireless Sensors”, GOMACTech, 2015.
  • A. Shrivastava, D. D. Wentzloff, and B. H. Calhoun, “A 10mV-Input Boost Converter with Inductor Peak Current Control and Zero Detection for Thermoelectric Energy Harvesting IEEE Custom Integrated Circuits Conference (CICC), September 2014. pdf
  • A. Shrivastava, Y. K. Ramadass, S. Khanna, S. Bartling, and B. H. Calhoun, “A 1.2µW SIMO Energy Harvesting and Power Management Unit with Constant Peak Inductor Current Control Achieving 84-92% Efficiency Across Wide Input and Output Voltages,” IEEE Symposium on VLSI Circuits (VLSI Symp.) June 2014. pdf
  • A. Shrivastava, J. Pandey, B. Otis, and B. H. Calhoun, “A 50nW, 100kbps Clock/Data Recovery Circuit in an FSK RF Receiver on a Body Sensor Node,” IEEE International Conference on VLSI Design Conference 2013. pdf
  • A. Shrivastava, Y. K. Ramadass, S. Bartling, and B. H. Calhoun, “Single Inductor Energy Harvesting and Power Management Circuit for Body Sensor NodesIEEE Solid State Circuits Conference (ISSCC) Student Research Preview (SRP), February 2013.
  • A. Shrivastava, B. H. Calhoun, “A DC-DC Converter Efficiency Model for System Level Analysis in Ultra Low Power ApplicationsJournal of Low Power Electronics and Applications (JLPEA), Vol. 3, No. 3, June 2013, pgs 215-232. pdf
  • Y. Zhang, F. Zhang, Y. Shakhsheer, J. D. Silver, A. Klinefelter, M. Nagaraju, J. Boley, J. Pandey, A. Shrivastava, E. J. Carlson, Austin Wood, Benton H. Calhoun, Brian P. Otis, “A Batteryless 19 µW MICS/ISM-Band Energy Harvesting Body Sensor Node SoC for ExG Applications“, IEEE Journal of Solid-State Circuits (JSSC), Vol. 48, No. 1, January 2013, pgs. 199-213. pdf
  • A. Shrivastava, and B. H. Calhoun, “A 150nW, 5ppm/oC, 100kHz On-Chip Clock Source for Ultra Low Power SoCs“, IEEE Custom Integrated Circuits Conference (CICC), September 2012. pdf
  • A. Shrivastava, J. Lach, B. H. Calhoun, “A Charge Pump Based Receiver Circuit for a Voltage Scaled Interconnect” IEEE International Symposium on Low Power Electronics and Design (ISLPED), July 2012. pdf
  • F. Zhang, Y. Zhang, J. Silver, Y. Shakhsheer, M. Nagaraju, A. Klinefelter, J. Pandey, J. Boley, E. Carlson, A. Shrivastava, B. Otis, B. H. Calhoun, “A Batteryless 19µW MICS/ISM-Band Energy Harvesting Body Area Sensor Node SoC IEEE Solid-State Circuits Conference (ISSCC), February 2012. pdf
  • A. Shrivastava, and B. H. Calhoun, “Modeling DC-DC Converter Efficiency and Power Management in Ultra Low Power Systems,” IEEE Sub-Threshold Conference (Sub-vt), September 2012.
  • A. Shrivastava, and B. H. Calhoun, “A sub-threshold clock and data recovery circuit for a wireless sensor node,” MIT Sub-threshold Conference, October 2011.
  • K. Rajagopal, A. Shrivastava, V. Menezes, “An enhanced topology for reliability of a High Performance 3.3V IO in a single well CMOS 1.8v-oxide Low voltage ProcessIEEE International Symposium on Quality Electronics and Design (ISQED), March 2009.