12-Gb/s decision circuit IC using AlGaAs/GaAS HBT technology. - Haruhiko Ichino; Noboru Ishihara; Yoshiki Yamauchi; Osaake Nakajima; Koichi Nagata; Takumi Nittono (IEEE J. Solid State Circuits, 1990)

A 15-GHz monolithic two-modulus prescaler. - Yoshiki Yamauchi; Osaake Nakajima; Koichi Nagata; Masahiro Hirayama (IEEE J. Solid State Circuits, 1991)

A limiting amplifier with low phase deviation using an AlGaAs/GaAs HBT. - Makoto Nakamura; Yuhki Imai; Eiichi Sano; Yoshiki Yamauchi; Osaake Nakajima (IEEE J. Solid State Circuits, 1992)

A 15-GHz monolithic low-phase-noise VCO using AlGaAs/GaAs HBT technology. - Yoshiki Yamauchi; Hideki Kamitsuna; Masashi Nakatsugawa; Hiroshi Ito; Masahiro Muraguchi; Kazuo Osafune (IEEE J. Solid State Circuits, 1992)