0.5-V input digital LDO with 98.7% current efficiency and 2.7-µA quiescent current in 65nm CMOS Y Okuma, K Ishida, Y Ryu, X Zhang, PH Chen, K Watanabe, M Takamiya, ... IEEE Custom Integrated Circuits Conference 2010, 1-4, 2010 | 359 | 2010 |
Startup Techniques for 95 mV Step-Up Converter by Capacitor Pass-On Scheme and -Tuned Oscillator With Fixed Charge Programming PH Chen, K Ishida, K Ikeuchi, X Zhang, K Honda, Y Okuma, Y Ryu, ... IEEE Journal of Solid-State Circuits 47 (5), 1252-1260, 2012 | 156 | 2012 |
A 50 nW-to-10 mW output power tri-mode digital buck converter with self-tracking zero current detection for photovoltaic energy harvesting PH Chen, CS Wu, KC Lin IEEE Journal of Solid-State Circuits 51 (2), 523-532, 2016 | 136 | 2016 |
0.18-V input charge pump with forward body biasing in startup circuit using 65nm CMOS PH Chen, K Ishida, X Zhang, Y Okuma, Y Ryu, M Takamiya, T Sakurai IEEE custom integrated circuits conference 2010, 1-4, 2010 | 122 | 2010 |
A RISC-V vector processor with simultaneous-switching switched-capacitor DC–DC converters in 28 nm FDSOI B Zimmer, Y Lee, A Puggelli, J Kwak, R Jevtić, B Keller, S Bailey, ... IEEE Journal of Solid-State Circuits 51 (4), 930-942, 2016 | 85 | 2016 |
A 95mV-startup step-up converter with Vth-tuned oscillator by fixed-charge programming and capacitor pass-on scheme PH Chen, K Ishida, K Ikeuchi, X Zhang, K Honda, Y Okuma, Y Ryu, ... 2011 IEEE International Solid-State Circuits Conference, 216-218, 2011 | 80 | 2011 |
A 0.6 V input CCM/DCM operating digital buck converter in 40 nm CMOS X Zhang, PH Chen, Y Okuma, K Ishida, Y Ryu, K Watanabe, T Sakurai, ... IEEE Journal of Solid-State Circuits 49 (11), 2377-2386, 2014 | 75 | 2014 |
Dual-source energy-harvesting interface with cycle-by-cycle source tracking and adaptive peak-inductor-current control CW Liu, HH Lee, PC Liao, YL Chen, MJ Chung, PH Chen IEEE Journal of Solid-State Circuits 53 (10), 2741-2750, 2018 | 68 | 2018 |
An 80 mV startup dual-mode boost converter by charge-pumped pulse generator and threshold voltage tuned oscillator with hot carrier injection PH Chen, X Zhang, K Ishida, Y Okuma, Y Ryu, M Takamiya, T Sakurai IEEE Journal of Solid-State Circuits 47 (11), 2554-2562, 2012 | 68 | 2012 |
A 120-mV input, fully integrated dual-mode charge pump in 65-nm CMOS for thermoelectric energy harvester PH Chen, K Ishida, X Zhang, Y Okuma, Y Ryu, M Takamiya, T Sakurai 17th Asia and South Pacific design automation conference, 469-470, 2012 | 68 | 2012 |
An 83.4% peak efficiency single-inductor multiple-output based adaptive gate biasing DC-DC converter for thermoelectric energy harvesting PH Chen, PMY Fan IEEE Transactions on Circuits and Systems I: Regular Papers 62 (2), 405-412, 2014 | 58 | 2014 |
A RISC-V vector processor with tightly-integrated switched-capacitor DC-DC converters in 28nm FDSOI B Zimmer, Y Lee, A Puggelli, J Kwak, R Jevtic, B Keller, S Bailey, ... 2015 Symposium on VLSI Circuits (VLSI Circuits), C316-C317, 2015 | 54 | 2015 |
Structure-Reconfigurable Power Amplifier (SR-PA) and 0X/1X Regulating Rectifier for Adaptive Power Control in Wireless Power Transfer System FB Yang, J Fuh, YH Li, M Takamiya, PH Chen IEEE Journal of Solid-State Circuits, 2021 | 41 | 2021 |
A single-inductor triple-source quad-mode energy-harvesting interface with automatic source selection and reversely polarized energy recycling PH Chen, HC Cheng, CL Lo IEEE Journal of Solid-State Circuits 54 (10), 2671-2679, 2019 | 41 | 2019 |
A 80-mV input, fast startup dual-mode boost converter with charge-pumped pulse generator for energy harvesting PH Chen, K Ishida, X Zhang, Y Okuma, Y Ryu, M Takamiya, T Sakurai IEEE Asian Solid-State Circuits Conference 2011, 33-36, 2011 | 37 | 2011 |
First fully functionalized monolithic 3D+ IoT chip with 0.5 V light-electricity power management, 6.8 GHz wireless-communication VCO, and 4-layer vertical ReRAM FK Hsueh, CH Shen, JM Shieh, KS Li, HC Chen, WH Huang, HH Wang, ... 2016 IEEE International Electron Devices Meeting (IEDM), 2.3. 1-2.3. 4, 2016 | 31 | 2016 |
Improved Charge Pump Design and Ex Vivo Experimental Validation of CMOS 256-Pixel Photovoltaic-Powered Subretinal Prosthetic Chip PH Kuo, OY Wong, CK Tzeng, PW Wu, CC Chiao, PH Chen, PC Chen, ... IEEE Transactions on Biomedical Engineering 67 (5), 1490-1504, 2019 | 24 | 2019 |
Fully-integrated reconfigurable charge pump with two-dimensional frequency modulation for self-powered Internet-of-Things applications HC Cheng, WY Tsai, PH Chen, PH Chen IEEE Transactions on Circuits and Systems I: Regular Papers 67 (11), 4132-4141, 2020 | 23 | 2020 |
A 0.45-V input on-chip gate boosted (OGB) buck converter in 40-nm CMOS with more than 90% efficiency in load range from 2µW to 50µW X Zhang, PH Chen, Y Ryu, K Ishida, Y Okuma, K Watanabe, T Sakurai, ... 2012 Symposium on VLSI Circuits (VLSIC), 194-195, 2012 | 20 | 2012 |
A reconfigurable capacitive power converter with capacitance redistribution for indoor light-powered batteryless Internet-of-Things devices HC Cheng, PH Chen, YT Su, PH Chen IEEE Journal of Solid-State Circuits 56 (10), 2934-2942, 2021 | 18 | 2021 |