@article {5166,
	title = {A Sub-{\textmu}W Energy-Performance-Aware IoT SoC with a Triple-Mode Power Management Unit for System Performance Scaling, Fast DVFS, and Energy Minimization},
	journal = {IEEE Journal of Solid-State Circuits},
	year = {2024},
	author = {Xinjian Liu and Sumanth Kamineni and Jacob Breiholz and Benton H. Calhoun and Shuo Li}
}
@conference {5121,
	title = {A 33nW Fully Autonomous SoC with Distributed Cooperative Energy Harvesting and Multi-Chip Power Management for mm-scale System-in-Fiber},
	booktitle = {IEEE Transactions on Biomedical Circuits and Systems, Invited paper},
	year = {2023},
	author = {Xinjian Liu and Daniel S. Truesdell and Omar Faruqe and Lalitha Parameswaran and Michael Rickley and Andrew Kopanski and Lauren Cantley and Austin Coon and Matthew Bernasconi and Tairan Wang and Benton H. Calhoun}
}
@conference {5106,
	title = {AuxcellGen: A Framework for Autonomous Generation of Analog and Memory Unit Cells},
	booktitle = {Design, Automation and Test in Europe Conference (DATE), 2023},
	year = {2023},
	month = {04/2023},
	author = {Sumanth Kamineni and Arvind Sharma and Ramesh Harjani and Sachin S. Sapatnekar and Benton H. Calhoun}
}
@conference {5096,
	title = {A Self-Powered SoC with Distributed Cooperative Energy Harvesting and Multi-Chip Power Management for System-in-Fiber},
	booktitle = {IEEE International Solid-State Circuits Conference (ISSCC)},
	year = {2023},
	month = {2023},
	author = {Xinjian Liu and Daniel S. Truesdell and Omar Faruqe and Lalitha Parameswaran and Michael Rickley and Andrew Kopanski and Lauren Cantley and Austin Coon and Matthew Bernasconi and Tairan Wang and Benton H. Calhoun}
}
@conference {5046,
	title = {A 194nW Energy-Performance-Aware IoT SoC Employing a 5.2nW 92.6\% Peak  Efficiency Power Management Unit for System Performance Scaling, Fast DVFS and  Energy Minimization},
	booktitle = {IEEE International Solid-State Circuits Conference (ISSCC)},
	year = {2022},
	author = {Xinjian Liu and Sumanth Kamineni and Jacob Breiholz and Benton H. Calhoun and Shuo Li}
}
@conference {4966,
	title = {MemGen: An Open-Source Framework for Autonomous Generation of Memory Macros},
	booktitle = {IEEE Custom Integrated Circuits Conference (CICC)},
	year = {2021},
	author = {Sumanth Kamineni and Shourya Gupta and Benton H. Calhoun}
}
@conference {4846,
	title = {An 85 nW IoT Node-Controlling SoC for MELs Power-Mode Management and Phantom Energy Reduction},
	booktitle = {2020 IEEE International Symposium on Circuits and Systems (ISCAS)},
	year = {2020},
	author = {Shuo Li and Jacob Breiholz and Sumanth Kamineni and Jaeho Im and David D. Wentzloff and Benton H. Calhoun}
}
@proceedings {4976,
	title = {Fully Autonomous Mixed Signal SoC Design \& Layout Generation Platform},
	journal = {IEEE Hot Chips 32 Symposium (HCS)},
	year = {2020},
	month = {08/2020},
	author = {Tutu Ajayi and Yaswanth K Cherivirala and Kyumin Kwon and Sumanth Kamineni and Mehdi Saligane and Morteza Fayazi and Shourya Gupta and Chien-Hen Chen and Dennis Sylvester and David Blaauw and Ronald Dreslinski Jr and Benton H. Calhoun and David D. Wentzloff}
}
@conference {4971,
	title = {An Open-source Framework for Autonomous SoC Design with Analog Block Generation},
	booktitle = {28th IFIP/IEEE International Conference on Very Large Scale Integration},
	year = {2020},
	month = {10/2020},
	address = {Salt Lake City, UT, USA. (Nominated for Best Paper Award)},
	keywords = {analog generator, analog synthesis, SoC generator},
	author = {Tutu Ajayi and Sumanth Kamineni and Yaswanth K Cherivirala and Morteza Fayazi and Kyumin Kwon and Mehdi Saligane and Shourya Gupta and Chien-Hen Chen and Dennis Sylvester and David Blaauw and Ronald Dreslinski Jr and Benton Calhoun and David D. Wentzloff}
}
@article {4711,
	title = {A 1.02 μW Battery-Less, Continuous Sensing and Post-Processing SiP for Wearable Applications},
	journal = {IEEE Transactions on Biomedical Circuits and Systems},
	year = {2019},
	month = {01/2019},
	doi = {10.1109/TBCAS.2019.2894775},
	author = {Christopher J Lukas and Farah B Yahya and Jacob Breiholz and Abhishek Roy and Xing Chen and Harsh N Patel and NingXi Liu and Avish Kosari and Shuo Li and Divya Akella Kamakshi and Oluseyi Ayorinde and David D Wentzloff and Benton H Calhoun}
}
@article {4701,
	title = {A 2.5 ppm/{\textdegree}C 1.05 MHz Relaxation Oscillator with Dynamic Frequency-Error Compensation and Fast Start-Up Time},
	journal = {IEEE Journal of Solid-State Circuits (JSSC)},
	year = {2019},
	month = {06/2019},
	author = {NingXi Liu and Rishika Agarwala and Anjana Dissanayake and Daniel S. Truesdell and Summanth Kamineni and Benton H. Calhoun}
}
@article {4766,
	title = {A 6{\textendash}140-nW 11 Hz{\textendash}8.2-kHz DVFS RISC-V Microprocessor Using Scalable Dynamic Leakage-Suppression Logic},
	journal = {IEEE Solid-State Circuits Letters (SSCL)},
	year = {2019},
	month = {08/2019},
	url = {https://ieeexplore.ieee.org/document/8822384},
	author = {Daniel S. Truesdell and Jacob Breiholz and Sumanth Kamineni and NingXi Liu and Albert Magyar and Benton H. Calhoun}
}
@article {4721,
	title = {Analysis and Design of an Ultra-Low-Power Bluetooth Low-Energy Transmitter With Ring Oscillator-Based ADPLL and 4 Frequency Edge Combiner},
	journal = {IEEE Journal of Solid-State Circuits},
	year = {2019},
	month = {02/2019},
	author = {Xing Chen and Jacob Breiholz and Farah B Yahya and Christopher J Lukas and Hun-Seok Kim and Benton H Calhoun and David D Wentzloff}
}
@article {4726,
	title = {Enhanced Interference Rejection Bluetooth Low-Energy Back-Channel Receiver With LO Frequency Hopping},
	journal = {IEEE Journal of Solid-State Circuits},
	year = {2019},
	month = {04/2019},
	author = {Abdullah Alghaihab and Yao Shi and Jacob Breiholz and Hun-Seok Kim and Benton H Calhoun and David D Wentzloff}
}
@article {4651,
	title = {A 0.5 V 68 nW ECG Monitoring Analog Front-End for Arrhythmia Diagnosis},
	journal = {Journal of Low Power Electronics and Applications (JLPEA)},
	year = {2018},
	month = {08/2018},
	author = {Avish Kosari and Jacob Breiholz and NingXi Liu and Benton H. Calhoun and David D. Wentzloff}
}
@conference {4641,
	title = {A 2.5 ppm/{\textdegree}C 1.05 MHz Relaxation Oscillator with Dynamic Frequency-Error Compensation and 8 {\textmu}s Start-Up Time},
	booktitle = {IEEE European Solid-State Circuits Conference (ESSCIRC)},
	year = {2018},
	month = {09/2018},
	address = {Dresden, Germany},
	author = {NingXi Liu and Rishika Agarwala and Anjana Dissanayake and Daniel S. Truesdell and Sumanth Kamineni and Xing Chen and David D. Wentzloff and Benton H. Calhoun}
}
@conference {4666,
	title = {A 486 {\textmu}W All-Digital Bluetooth Low Energy Transmitter with Ring Oscillator Based ADPLL for IoT applications},
	booktitle = {IEEE Radio Frequency Integrated Circuits Symposium (RFIC)},
	year = {2018},
	month = {06/2018},
	author = {Xing Chen and Jacob Breiholz and Farah B. Yahya and Christopher J Lukas and Hun-Seok Kim and Benton H. Calhoun and David D. Wentzloff}
}
@proceedings {4656,
	title = {Multiple Combined Write-Read Peripheral Assists in 6T FinFET SRAMs for Low-VMIN IoT and Cognitive Applications},
	journal = {Proceedings of the International Symposium on Low Power Electronics and Design (ISLPED)},
	year = {2018},
	month = {07/2018},
	publisher = {IEEE},
	author = {Arijit Banerjee and Summanth Kamineni and Benton H. Calhoun}
}
@conference {4741,
	title = {A post-silicon hold time closure technique using data-path tunable-buffers for variation-tolerance in sub-threshold designs},
	booktitle = {19th International Symposium on Quality Electronic Design (ISQED)},
	year = {2018},
	month = {03/2018},
	author = {Divya Akella Kamakshi and Xinfei Guo and Harsh N Patel and Mircea R Stan and Benton H Calhoun}
}
@conference {426,
	title = {A battery-less 507nW SoC with integrated platform power manager and SiP interfaces},
	booktitle = {2017 Symposium on VLSI Circuits},
	year = {2017},
	month = {06/2017},
	publisher = {IEEE},
	organization = {IEEE},
	address = {Kyoto, Japan},
	isbn = {978-4-86348-614-0},
	doi = {https://doi.org/10.23919/VLSIC.2017.8008532},
	author = {Farah Yahya and Christopher J Lukas and Jacob Breiholz and Abhishek Roy and Harsh N. Patel and NingXi Liu and Xing Chen and Avish Kosari and Shuo Li and Divya Akella and Oluseyi Ayorinde and David D. Wentzloff and Benton H. Calhoun}
}
@article {382,
	title = {A 0.2 V, 23 nW CMOS Temperature Sensor for Ultra-Low-Power IoT Applications},
	journal = {J. Low Power Electron. Appl. (JLPEA)},
	volume = {6},
	year = {2016},
	author = {D. Akella Kamakshi and A. Shrivastava and B. H. Calhoun}
}
@conference {390,
	title = {A 55nm Ultra Low Leakage Deeply Depleted Channel Technology Optimized for Energy Minimization in Subthreshold SRAM and Logic},
	booktitle = {European Solid State Circuits Conference (ESSCIRC)},
	year = {2016},
	author = {H. N. Patel and Roy, A. and F. B. Yahya and N. Liu and K. Kumeno and M. Yasuda and A. Harada and T. Ema and B. H. Calhoun}
}
@conference {392,
	title = {Modeling and Analysis of Power Supply Noise Tolerance with Fine-grained GALS Adaptive Clocks},
	booktitle = {ASYNC},
	year = {2016},
	author = {D. Kamakshi and M. Fojtik and B. Khailany and S. Kudva and Y. Zhou and B. H. Calhoun}
}
@conference {389,
	title = {A Tunnel FET Design for High-Current, 120 mV Operation},
	booktitle = {IEDM},
	year = {2016},
	author = {P. Long and J. Z. Huang and M. Povolotskyi and D. Verreck and J. Charles and T. Kubis and G. Klimeck and M. J.W. Rodwell and B. H. Calhoun}
}
@article {388,
	title = {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},
	journal = {IEEE Journal of Solid-State Circuits (JSSC)},
	volume = {50},
	year = {2015},
	month = {08/2015},
	pages = {1820-1832},
	author = {A. Shrivastava and Roberts, N. E. and O. U. Khan and Wentzloff, D. D. and B. H. Calhoun}
}
@conference {349,
	title = {A 6.45 μW Self-Powered IoT SoC with Integrated Energy-Harvesting Power Management and ULP Asymmetric Radios},
	booktitle = {ISSCC},
	year = {2015},
	month = {02/2015},
	publisher = {IEEE},
	organization = {IEEE},
	address = {San Francisco, CA},
	author = {Alicia Klinefelter and Nathan Roberts and Yousef Shakhsheer and Patricia Gonzalez and Aatmesh Shrivastava and Abhishek Roy and Kyle Craig and Muhammad Faisal and James Boley and Seunghyun Oh and Yanqing Zhang and Divya Akella and David D. Wentzloff and Benton Calhoun}
}
@article {370,
	title = {A 6.45μW Self-Powered SoC with Integrated Energy-Harvesting Power Management and ULP Asymmetric Radios for Portable Biomedical Systems},
	journal = {IEEE Transactions on Biomedical Circuits and Systems},
	volume = {9},
	year = {2015},
	month = {12/2015},
	pages = {862-874},
	author = {Abhishek Roy and Alicia Klinefelter and Farah Yahya and Xing Chen and Patricia Gonzalez and Christopher J Lukas and Divya Akella and James Boley and Kyle Craig and Muhammad Faisal and Seunghyun Oh and Nathan Roberts and Yousef Shakhsheer and Aatmesh Shrivastava and Dilip Vasudevan and David D. Wentzloff and Benton Calhoun}
}
@conference {353,
	title = {Error-Energy Analysis of Hardware Logarithmic Approximation Methods for Low Power Applications},
	booktitle = {International Symposium on Circuits and Systems (ISCAS)},
	year = {2015},
	month = {05/2015},
	author = {Klinefelter, A. and J. Ryan and Tschanz, J. and B. H. Calhoun}
}
@conference {343,
	title = {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},
	booktitle = {Symposium on VLSI Circuits},
	year = {2014},
	month = {2014},
	author = {A. Shrivastava and Y. K. Ramadass and S. Khanna and S. Bartling and B. H. Calhoun}
}
@article {331,
	title = {A 32b 90nm Processor Implementing Panoptic DVS Achieving Energy Efficient Operation from Sub-threshold to High Performance},
	journal = {Journal of Solid State Circuits},
	year = {2014},
	author = {Kyle Craig and Yousef Shakhsheer and Saad Arrabi and Sudhanshu Khanna and John Lach and Benton H. Calhoun}
}
@conference {348,
	title = {Pipelined Non-Strobed Sensing Scheme for Lowering BL Swing in Nano-scale Memories},
	booktitle = {VLSI Design Conference},
	year = {2014},
	month = {2014},
	author = {S. Khanna and S. V. Nalam and B. H. Calhoun}
}
@conference {336,
	title = {A Reduced-Memory FIR Filter Using Approximate Coefficients for Ultra-Low Power SoCs},
	booktitle = {S3S Conference},
	year = {2014},
	month = {10/2014},
	address = {Monterey, CA},
	author = {Klinefelter, A. and B. H. Calhoun}
}
@article {318,
	title = {A Batteryless 19 uW MICS/ISM-Band Energy Harvesting Body Sensor Node SoC for ExG Applications},
	journal = {Journal of Solid State Circuits},
	volume = {48},
	year = {2013},
	month = {01/2013},
	pages = {199-213},
	chapter = {199},
	author = {Yanqing Zhang and Fan Zhang and Yousef Shakhsheer and Jason D. Silver and Alicia Klinefelter and Manohar Nagaraju and James Boley and Jagdish Pandey and Aatmesh Shrivastava and Eric J. Carlson and Austin Wood and Benton H. Calhoun and Brian P. Otis}
}
@conference {278,
	title = {A Batteryless 19uW MICS/ISM-Band Energy Harvesting Body Area Sensor Node SoC},
	booktitle = {ISSCC},
	year = {2012},
	month = {02/2012},
	address = {San Francisco},
	author = {Fan Zhang and Yanqing Zhang and Jason Silver and Yousef Shakhsheer and Manohar Nagaraju and Alicia Klinefelter and Jagdish Pandey and James Boley and Eric Carlson and Aatmesh Shrivastava and Brian Otis and Benton Calhoun}
}
@article {319,
	title = {A Programmable 34 nW/Channel Sub-Threshold Signal Band Power Extractor on a Body Sensor Node SoC},
	journal = {Circuits and Systems II: Express Briefs, IEEE Transactions on},
	volume = {59},
	year = {2012},
	month = {12/2012},
	pages = {941},
	chapter = {937},
	keywords = {Computer architecture, Electroencephalography, Energy harvesting, Finite impulse response filter, Low power electronics, Low voltage, System-on-a-chip},
	issn = {1549-7747},
	author = {Alicia Klinefelter and Yanqing Zhang and Brian Otis and Benton H. Calhoun}
}
@conference {289,
	title = {A Programmable Resistive Power Grid for Post-Fabrication Flexibility and Energy Tradeoffs},
	booktitle = {International Symposium on Low Power Electronics and Design},
	year = {2012},
	author = {Kyle Craig and Yousef Shakhsheer and Sudhanshu Khanna and Saad Arrabi and John Lach and Benton H. Calhoun and Stephen Kosonocky}
}
@conference {258,
	title = {A 90nm Data Flow Processor Demonstrating Fine Grained DVS for Energy Efficient Operation from 0.25V to 1.2V},
	booktitle = {Custom Integrated Circuits Conference},
	year = {2011},
	month = {09/2011},
	address = {San Jose},
	author = {Y. Shakhsheer and S. Khanna and K. Craig and S. Arrabi and J. Lach and B. H. Calhoun}
}
@conference {285,
	title = {An Analytical Model for Performance Yield of Nanoscale SRAM Accounting for the Sense Amplifier Strobe Signal},
	booktitle = {Internation Symposium on Lower Power Electronics and Design (ISLPED)},
	year = {2011},
	author = {J. F. Ryan and S. Khanna and B. H. Calhoun}
}
@conference {270,
	title = {Optimal Power Switch Design for Panoptic Dynamic Voltage Scaling Enabling Subthreshold Operation},
	booktitle = {Subthreshold Microelectronics Conference},
	year = {2011},
	author = {Kyle Craig and Yousef Shakhsheer and Sudhanshu Khanna and Benton H. Calhoun}
}
@booklet {273,
	title = {A Programmable Multi-channel Sub-threshold FIR Filter for a Body Area Sensor Node},
	year = {2011},
	author = {A.M. Klinefelter and B. H. Calhoun}
}
@conference {246,
	title = {Stepped Supply Voltage Switching for Energy Constrained Systems},
	booktitle = {ISQED},
	year = {2011},
	author = {Sudhanshu Khanna and Kyle Craig and Yousef Shakhsheer and Saad Arrabi and John Lach and Benton Calhoun}
}
@booklet {286,
	title = {A Sub-0.5V Lattice-Based Public-Key Encryption Scheme for RFID Platforms in 130nm},
	year = {2011},
	address = {2011 Workshop on RFID Security},
	author = {Y. Yu and J. Huang and S. Khanna and B. H. Calhoun and J. Lach and A. Shelat and D. Evans}
}
@conference {276,
	title = {A Sub-Threshold FPGA: Energy-Efficient Reconfigurable Logic},
	booktitle = {GOMAC Tech},
	year = {2011},
	month = {03/2011},
	author = {Benton H. Calhoun and Yanqing Zhang and Sudhanshu Khanna and Kyle Craig and Yousef Shakhsheer and John Lach}
}
@article {62,
	title = {Flexible Circuits and Architectures for Ultra Low Power},
	journal = {Proceedings of the IEEE},
	volume = {98},
	year = {2010},
	month = {02/2010},
	pages = {267-282},
	author = {Benton H. Calhoun and Joseph Ryan and Sudhanshu Khanna and Mateja Putic and John Lach}
}
@article {69,
	title = {Impact of circuit assist methods on margin and performance in 6T SRAM},
	journal = {Journal of Solid State Electronics},
	volume = {54},
	year = {2010},
	note = {published},
	month = {11/2010},
	pages = {1398-1407},
	publisher = {Elsevier},
	chapter = {1398},
	keywords = {Process variation, Read assist, Scaling, SNM, SRAM, Vmin, Write assist, Write margin, Yield},
	url = {http://www.sciencedirect.com/science?_ob=ArticleURL\&_udi=B6TY5-50GTRCY-1\&_user=709071\&_coverDate=11\%2F30\%2F2010\&_rdoc=1\&_fmt=high\&_orig=search\&_sort=d\&_docanchor=\&view=c\&_acct=C000039638\&_version=1\&_urlVersion=0\&_userid=709071\&md5=2d0ef46bf2e72b91309a5c16},
	author = {R. W. Mann and J. Wang and S. Nalam and S. Khanna and G. Braceras and H. Pilo and B. H. Calhoun}
}
@conference {77,
	title = {REESES: Rapid Efficient Energy Scalable ElectronicS},
	booktitle = {GOMAC Tech},
	year = {2010},
	month = {03/2010},
	author = {B. H. Calhoun and S. Arrabi and S. Khanna and Y. Shakhsheer and K. Craig and J. Ryan and J. Lach}
}
@conference {73,
	title = {System Design Principles Combining Sub-threshold Circuits and Architectures with Energy Scavening Mechanisms},
	booktitle = {International Symposium on Circuits and Systems (ISCAS)},
	year = {2010},
	month = {05/2010},
	pages = {269-272},
	address = {Paris, France},
	url = {http://class6.ee.virginia.edu/bentemp/drupal/files/Calhoun_ISCAS2010.pdf},
	author = {Benton H. Calhoun and Sudhanshu Khanna and Yanqing Zhang and Joseph Ryan and Brian Otis}
}
@conference {12,
	title = {Serial Sub-threshold Circuits for Ultra-Low-Power Systems},
	booktitle = {International Symposium on Low Power Electronics and Design},
	year = {2009},
	month = {8/19/2009},
	author = {Sudhanshu Khanna and Benton H. Calhoun}
}
@conference {calhoun-sub,
	title = {Sub-threshold Circuit Design with Shrinking CMOS Devices},
	booktitle = {International Symposium on Circuits and Systems},
	year = {2009},
	month = {3/24/2009},
	author = {B. H. Calhoun and S. Khanna and Mann, R. and J. Wang}
}
@conference {15,
	title = {Sub-threshold Operation and Cross-Hierarchy Design for Ultra Low Power Wearable Sensors},
	booktitle = {International Symposium on Circuits and Systems},
	year = {2009},
	month = {5/24/2009},
	author = {Benton H. Calhoun and Jonathan Bolus and Sudhanshu Khanna and Andrew D. Jurik and Alf F. Weaver and Travis N. Blalock}
}
@conference {26,
	title = {Ultra-Dynamic Voltage Scaling for Energy Starved Electronics},
	booktitle = {Proc. of GOMAC Tech},
	year = {2007},
	month = {00/03/2007},
	author = {Alice Wang and Benton H. Calhoun and Naveen Verma and Joyce Kwong and Anantha Chandrakasan}
}
@conference {51,
	title = {Micropower Wireless Sensors},
	booktitle = {NSTI Nanotech},
	volume = {3},
	year = {2006},
	month = {05/2006},
	pages = {459-462},
	author = {Anantha P. Chandrakasan and Naveen Verma and Joyce Kwong and Denis Daly and Nathan Ickes and Daniel Finchelstein and Benton H. Calhoun}
}
