H. Haga

Full digital control of common leg converter based on high efficiency switching method

K. Ohishi, I. Ando, S. Shindo, 2008, 2008 34th Annual Conference of IEEE Industrial Electronics.

Insulation deterioration monitoring system for ungrounded power distribution systems

H. Ohnishi, T. Yoneyama, M. Nakamura, 1994 .

High power factor control for single-phase to three-phase power converter without reactor and electrolytic capacitor

K. Ohishi, J. Shibata, H. Haga, 2008, 2008 34th Annual Conference of IEEE Industrial Electronics.

Long life ups based on active filter and flywheel without electrolytic capacitor

J. Shibata, I. Ando, K. Ohishi, 2007, 2007 European Conference on Power Electronics and Applications.

Development of Single Phase UPS having AC Chopper and Active Filter Ability

I. Ando, K. Ohishi, H. Haga, 2006, 2006 IEEE International Conference on Industrial Technology.