A battery-less thermoelectric energy harvesting interface circuit with 35 mV startup voltage YK Ramadass, AP Chandrakasan
IEEE Journal of Solid-State Circuits 46 (1), 333-341, 2010
750 2010 An efficient piezoelectric energy harvesting interface circuit using a bias-flip rectifier and shared inductor YK Ramadass, AP Chandrakasan
IEEE journal of solid-state circuits 45 (1), 189-204, 2009
728 2009 A 65 nm Sub- Microcontroller With Integrated SRAM and Switched Capacitor DC-DC Converter J Kwong, YK Ramadass, N Verma, AP Chandrakasan
IEEE Journal of solid-state circuits 44 (1), 115-126, 2008
470 2008 Voltage scalable switched capacitor DC-DC converter for ultra-low-power on-chip applications YK Ramadass, AP Chandrakasan
2007 IEEE Power Electronics Specialists Conference, 2353-2359, 2007
272 2007 A fully-integrated switched-capacitor step-down DC-DC converter with digital capacitance modulation in 45 nm CMOS YK Ramadass, AA Fayed, AP Chandrakasan
IEEE Journal of Solid-State Circuits 45 (12), 2557-2565, 2010
255 2010 A 330nA energy-harvesting charger with battery management for solar and thermoelectric energy harvesting K Kadirvel, Y Ramadass, U Lyles, J Carpenter, V Ivanov, V McNeil, ...
2012 IEEE International Solid-State Circuits Conference, 106-108, 2012
192 2012 Minimum energy tracking loop with embedded DC–DC converter enabling ultra-low-voltage operation down to 250 mV in 65 nm CMOS YK Ramadass, AP Chandrakasan
IEEE Journal of Solid-state circuits 43 (1), 256-265, 2008
175 2008 20 A to 100 mA DC–DC Converter With 2.8-4.2 V Battery Supply for Portable Applications in 45 nm CMOS S Bandyopadhyay, YK Ramadass, AP Chandrakasan
IEEE Journal of Solid-State Circuits 46 (12), 2807-2820, 2011
171 2011 Next generation micro-power systems AP Chandrakasan, DC Daly, J Kwong, YK Ramadass
2008 IEEE Symposium on VLSI Circuits, 2-5, 2008
164 2008 Technologies for ultradynamic voltage scaling AP Chandrakasan, DC Daly, DF Finchelstein, J Kwong, YK Ramadass, ...
Proceedings of the IEEE 98 (2), 191-214, 2010
142 2010 Circuit and method for a fully integrated switched-capacitor step-down power converter YK Ramadass, AA Fayed, B Haroun
US Patent 7,907,429, 2011
113 2011 Energy processing circuits for low-power applications YK Ramadass
Massachusetts Institute of Technology, 2009
110 2009 A 0.16mm2 completely on-chip switched-capacitor DC-DC converter using digital capacitance modulation for LDO replacement in 45nm CMOS Y Ramadass, A Fayed, B Haroun, A Chandrakasan
2010 IEEE International Solid-State Circuits Conference-(ISSCC), 208-209, 2010
94 2010 Minimum energy tracking loop with embedded DC-DC converter delivering voltages down to 250mV in 65nm CMOS YK Ramadass, AP Chandrakasan
Solid-State Circuits Conference, 2007. ISSCC 2007. Digest of Technical …, 2007
65 2007 A 365nW −61.5 dBm sensitivity, 1.875 cm2 2.4 GHz wake-up receiver with rectifier-antenna co-design for passive gain KR Sadagopan, J Kang, S Jain, Y Ramadass, A Natarajan
2017 IEEE Radio Frequency Integrated Circuits Symposium (RFIC), 180-183, 2017
63 2017 A cm-scale 2.4-GHz wireless energy harvester with nanowatt boost converter and antenna-rectifier resonance for WiFi powering of sensor nodes KR Sadagopan, J Kang, Y Ramadass, A Natarajan
IEEE Journal of Solid-State Circuits 53 (12), 3396-3406, 2018
49 2018 A 1.2 µW SIMO energy harvesting and power management unit with constant peak inductor current control achieving 83–92% efficiency across wide input and output voltages A Shrivastava, YK Ramadass, S Khanna, S Bartling, BH Calhoun
2014 Symposium on VLSI Circuits Digest of Technical Papers, 1-2, 2014
43 2014 Circuit and method to startup from very low voltages and improve energy harvesting efficiency in thermoelectric harvesters Y Ramadass, A Chandrakasan
US Patent 8,305,050, 2012
39 2012 Circuit and method to improve energy harvesting efficiency in piezoelectric harvesters Y Ramadass, A Chnadrakasan
US Patent 8,026,650, 2011
38 2011 Evaluating piezoelectric materials and vibration modes for power conversion JD Boles, JE Bonavia, PL Acosta, YK Ramadass, JH Lang, DJ Perreault
IEEE Transactions on Power Electronics 37 (3), 3374-3390, 2021
35 2021