Erratum and addendum to "A linear time algorithm for finding all hinge vertices of a permutation graph" [Information Processing Letters 59 (2) (1996) 103-107]. - Hirotoshi Honma; Kodai Abe; Shigeru Masuyama (Inf. Process. Lett., 2011)

Soft-switching-interleaved power factor correction converter with lossless snubber. - Itaru Ando; Kodai Abe; Masashi Ochiai; Kiyoshi Ohishi (IECON, 2013)

Current harmonics reduction method of electrolytic capacitor-less diode rectifier using inverter-controlled IPM motor. - Toshio Hiraide; Kodai Abe; Kiyoshi Ohishi; Hitoshi Haga (IECON, 2013)

Linear Time Algorithms for Finding Articulation and Hinge Vertices of Circular Permutation Graphs. - Hirotoshi Honma; Kodai Abe; Yoko Nakajima; Shigeru Masuyama (IEICE Trans. Inf. Syst., 2013)

Realization of IPMSM drive systems without both an electrolytic capacitor and an line inductor. - Kodai Abe; Kiyoshi Ohishi; Hitoshi Haga (IECON, 2014)

Fine current harmonics suppression control for the input current of electrolytic capacitor-less inverter for IPMSM. - Kodai Abe; Kiyoshi Ohishi; Hitoshi Haga (IECON, 2015)

Harmonic current reduction control of IPMSM drive inverter without inductor or electrolytic capacitor. - Kodai Abe; Kiyoshi Ohishi; Hitoshi Haga; Yuki Yokokura (IECON, 2016)

Fine Current Harmonics Reduction Method for Electrolytic Capacitor-Less and Inductor-Less Inverter Based on Motor Torque Control and Fast Voltage Feedforward Control for IPMSM. - Kodai Abe; Hitoshi Haga; Kiyoshi Ohishi; Yuki Yokokura (IEEE Trans. Ind. Electron., 2017)

Motor Current Regulation Based Direct DC-link Current Control of Wide Range Load Condition for IPMSM Drive System Without Passive Component. - Kodai Abe; Kiyoshi Ohishi; Hitoshi Haga; Yuki Yokokura (IECON, 2018)

MPDCC Based High Efficiency Harmonic Reduction Control for IPMSM Driven by Electrolytic Capacitorless Inverter. - Yushi Araki; Kiyoshi Ohishi; Yuki Yokokura; Kodai Abe (IECON, 2018)

Direct DC-Link Current Control Considering Voltage Saturation for Realization of Sinusoidal Source Current Waveform Without Passive Components for IPMSM Drives. - Kodai Abe; Hitoshi Haga; Kiyoshi Ohishi; Yuki Yokokura (IEEE Trans. Ind. Electron., 2018)