Current Feedforward Phase Compensation Technique for an Integrator and Its Application to an Auto-Compensation System. - Fujihiko Matsumoto; Hiroki Wasaki; Yasuaki Noguchi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2002)

Low-Voltage Linear Bipolar OTAs Employing Hyperbolic Circuits with an Intermediate Voltage Terminal. - Fujihiko Matsumoto; Hiroki Wasaki; Yasuaki Noguchi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2002)

Far-End Crosstalk Voltage for a CMOS-IC Inverter Load. - Yasuaki Noguchi; Nobuyuki Miyao; Fujihiko Matsumoto (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2003)

Linear bipolar OTAs employing exponential-law circuits. - Fujihiko Matsumoto; Shintaro Nakamura; Hiroki Wasaki; Yasuaki Noguchi (Int. J. Circuit Theory Appl., 2004)

Linear bipolar OTAs based on a triple-tail cell employing exponential circuits. - Fujihiko Matsumoto; Yasuaki Noguchi (IEEE Trans. Circuits Syst. II Express Briefs, 2004)

A Technique to Reduce Power Consumption for a Linear Transconductor. - Fujihiko Matsumoto; Isamu Yamaguchi; Akira Yachidate; Yasuaki Noguchi (IEICE Trans. Electron., 2006)

A New Linear Transconductor Combining a Source Coupled Pair with a Transconductor Using Bias-Offset Technique. - Isamu Yamaguchi; Fujihiko Matsumoto; Makoto Izuma; Yasuaki Noguchi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2006)

Neural Network Analysis and Evaluation of the Fetal Heart Rate. - Yasuaki Noguchi; Fujihiko Matsumoto; Kazuo Maeda; Takashi Nagasawa (Algorithms, 2009)

Noise Analysis and Design of Low-Noise Bias-Offset MOS Transconductor. - Shintaro Nakamura; Fujihiko Matsumoto; Pravit Tongpoon; Yasuaki Noguchi (IEICE Trans. Electron., 2011)

A Differential Input/Output Linear MOS Transconductor. - Pravit Tongpoon; Fujihiko Matsumoto; Takeshi Ohbuchi; Hitoshi Takeuchi (IEICE Trans. Electron., 2011)

Design of a floating-type impedance scaling circuit for large capacitances. - Fujihiko Matsumoto; Tatsuya Fujii; Syuzo Nishioka; Tomomi Abe; Takeshi Ohbuchi (ISPACS, 2013)

A design of a low-transconductance linear transconductor utilizing body effect for low frequency applications. - Takeshi Ohbuchi; Fujihiko Matsumoto (ISPACS, 2013)

Study on offset reduction method for a fully differential filter employing symmetrical floating impedance scaling circuits. - Fujihiko Matsumoto; Shota Matsuo; Syuzo Nishioka; Hakumi Abe; Takeshi Ohbuchi (ISPACS, 2016)

A linear transconductor utilizing body transconductance for low-power and low frequency applications. - Takeshi Ohbuchi; Fujihiko Matsumoto (ISPACS, 2016)

A design method of low frequency universal filter employing MOCCIIs. - Fujihiko Matsumoto; Takeshi Ohbuchi; Hironori Nakamura; Shota Matsuo (MIXDES, 2017)

Improvement technique of tuning range for local-feedback MOS transconductor. - Takeshi Ohbuchi; Fujihiko Matsumoto (MIXDES, 2017)

A Design of a Programmable Impedance Scaling Circuit for Low Frequency Applications. - Takeshi Ohbuchi; Koutarou Fujishiro; Fujihiko Matsumoto (ISPACS, 2018)

Consideration of Integrated Low-Frequency Low-Pass Notch Filter Employing CCII Based Capacitance Multipliers. - Fujihiko Matsumoto; Hinano Ohtsu (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2024)