Shinji Ujita

A compact GaN-based DC-DC converter IC with high-speed gate drivers enabling high efficiencies

Shinji Ujita, Yusuke Kinoshita, Hidekazu Umeda et al. · 2014 · 78 citations

Dc-dc Converter Ic, Electrical Engineering, Gate Drivers +12

GaN Gate Injection Transistor with integrated Si Schottky barrier diode for highly efficient DC-DC converters

Tatsuo Morita, Shinji Ujita, Hidekazu Umeda et al. · 2012 · 34 citations

Electrical Engineering, Semiconductor Device, Engineering +12

A 26GHz Short-Range UWB Vehicular-Radar Using 2.5Gcps Spread Spectrum Modulation

Takeshi Fukuda, Noboru Negoro, Shinji Ujita et al. · IEEE MTT-S International Microwave Symposium digest · 2007 · 27 citations

Radar, Ingap/gaas Hbt Process, Ghz Short-range Radar +9

A fully integrated GaN-based power IC including gate drivers for high-efficiency DC-DC Converters

Shinji Ujita, Yusuke Kinoshita, Hidekazu Umeda et al. · 2016 · 26 citations

Electrical Engineering, Gate Drivers, Engineering +14

High-speed switching and current-collapse-free operation by GaN gate injection transistors with thick GaN buffer on bulk GaN substrates

Hiroyuki Handa, Shinji Ujita, Daisuke Shibata et al. · 2016 · 26 citations

Wide-bandgap Semiconductor, Thick Gan Buffer, Electrical Engineering +11