An Analog-Digital Hybrid CMOS Circuit for Two-Dimensional Motion Detection with Correlation Neural Networks. - Tetsuya Asai; Masato Koutani; Yoshihito Amemiya (IJCNN (3), 2000)

A highly linear CMOS buffer circuit with an adjustable output impedance. - Masato Koutani; Yoshihisa Fujimoto; Masayuki Miyamoto (CICC, 2003)

A high OIP3 quadrature mixer using cross-coupled transconductor. - Masato Koutani; Kunihiko Iizuka (CICC, 2005)

A Digital TV Receiver RF and BB Chipset with Adaptive Bias-Current Control for Mobile Applications. - Takae Sakai; Shinya Ito; Nobuyoshi Kaiki; Atsushi Sakai; Mamoru Okazaki; Masayuki Natsumi; Akira Saito; Kazumasa Kioi; Masato Koutani; Koutani Kagoshima; Shuichi Kawama; Hiroshi Kijima; et al. (ISSCC, 2007)

A 184 mW Fully Integrated DVB-H Tuner With a Linearized Variable Gain LNA and Quadrature Mixers Using Cross-Coupled Transconductor. - Kunihiko Iizuka; Hiroshi Kawamura; Takanobu Fujiwara; Kanetomo Kagoshima; Shuichi Kawama; Hiroshi Kijima; Masato Koutani; Shinji Toyoyama; Keiichi Sakuno (IEEE J. Solid State Circuits, 2007)

A Digitally Controlled Variable-Gain Low-Noise Amplifier With Strong Immunity to Interferers. - Masato Koutani; Hiroshi Kawamura; Shinji Toyoyama; Kunihiko Iizuka (IEEE J. Solid State Circuits, 2007)

RF Variable-Gain Amplifiers and AGC Loops for Digital TV Receivers. - Kunihiko Iizuka; Masato Koutani; Takeshi Mitsunaka; Hiroshi Kawamura; Shinji Toyoyama; Masayuki Miyamoto; Akira Matsuzawa (IEICE Trans. Electron., 2008)