Koichi Ishida

Startup Techniques for 95 mV Step-Up Converter by Capacitor Pass-On Scheme and ${\rm V}_{\rm TH}$-Tuned Oscillator With Fixed Charge Programming

Po-Hung Chen, Koichi Ishida, Katsuyuki Ikeuchi et al. · IEEE Journal of Solid-State Circuits · 2012 · 135 citations

Engineering, Electrical Engineering, Low-power Design +14

0.18-V input charge pump with forward body biasing in startup circuit using 65nm CMOS

Po-Hung Chen, Koichi Ishida, Xin Zhang et al. · 2010 · 77 citations

Engineering, Electrical Engineering, Agricultural Electrification +13

An 80 mV Startup Dual-Mode Boost Converter by Charge-Pumped Pulse Generator and Threshold Voltage Tuned Oscillator With Hot Carrier Injection

Po-Hung Chen, Xin Zhang, Koichi Ishida et al. · IEEE Journal of Solid-State Circuits · 2012 · 66 citations

Engineering, Electrical Engineering, Low-power Design +12

A 120-mV input, fully integrated dual-mode charge pump in 65-nm CMOS for thermoelectric energy harvester

Po-Hung Chen, Koichi Ishida, Xin Zhang et al. · 2012 · 58 citations

Engineering, Electrical Engineering, Energy Systems +13

A 95mV-startup step-up converter with V<inf>th</inf>-tuned oscillator by fixed-charge programming and capacitor pass-on scheme

Po-Hung Chen, Koichi Ishida, Katsuyuki Ikeuchi et al. · 2011 · 58 citations

Engineering, Electrical Engineering, Energy Systems +13