Robust digital control of PWM power amplifier by approximate 2-degree-of-freedom system with bumpless mode switching. - Kohji Higuchi; Kazushi Nakano; Tatsuyoshi Kajikawa; Kuniya Araki; Fumiho Chino (CDC, 2003)

Current control of a PWM power amplifier by an approximate 2-degree-of-freedom digital controller. - Keisuke Fujita; Kohji Higuchi; Kazushi Nakano; Koji Matsushita; Tatsuyoshi Kajikawa; Fumiho Chino (Artif. Life Robotics, 2009)

Robust Digital Control of DC-DC Power Supply with Remote Sensing. - Tatsuyoshi Kajikawa; Eiji Takegami; Kohji Higuchi; Kazushi Nakano; Satoshi Tomioka (Int. J. Autom. Technol., 2010)