Over-10-dBm output uni-traveling-carrier photodiode module integrating a power amplifier for wireless transmissions in the 125-GHz band. - Hiroshi Ito 005; Tomofumi Furuta; Toshihiko Kosugi; Akihiko Hirata; Hiroyuki Takahashi; Yoshifumi Muramoto; Masami Tokumitsu; Yasuhiro Sato; Tadao Nagatsuma; Tadao Ishibashi (IEICE Electron. Express, 2005)

W-Band Active Integrated Antenna Oscillator Based on Full-Wave Design Methodology and 0.1-µm Gate InP-Based HEMTs. - Koji Inafune; Eiichi Sano; Hideaki Matsuzaki; Toshihiko Kosugi; Takatomo Enoki (IEICE Trans. Electron., 2006)

A 125-GHz 140-mW InGaAs/InP composite-channel HEMT MMIC power amplifier module. - Toshihiko Kosugi; Hiroki Sugiyama; Koichi Murata; Hiroyuki Takahashi; Akihiko Hirata; Naoya Kukutsu; Yuichi Kado; Takatomo Enoki (IEICE Electron. Express, 2009)

Broadband InP MMICs for 120 GHz wireless data communications. - Toshihiko Kosugi; Hiroyuki Takahashi; Akihiko Hirata; Koichi Murata (RWS, 2013)

120-GHz-Band Amplifier Module with Hermetic Sealing Structure for 10-Gbit/s Wireless System. - Hiroyuki Takahashi; Toshihiko Kosugi; Akihiko Hirata; Jun Takeuchi; Koichi Murata; Naoya Kukutsu (IEICE Trans. Electron., 2014)