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)

Low Driving Voltage 40 Gbit/s n-i-n Mach-Zehnder Modulator Fabricated on InP Substrate. - Ken Tsuzuki; Tadao Ishibashi; Hiroshi Yasaka; Yuichi Tohmori (IEICE Trans. Electron., 2005)

Low noise homodyne detection of terahertz waves by zero-biased InP/InGaAs Fermi-level managed barrier diode. - Hiroshi Ito 005; Tadao Ishibashi (IEICE Electron. Express, 2017)

600-GHz-Wave Beam Steering by Terahertz-Wave Combiner. - Yang Zhou; Goki Sakano; Yusuke Yamanaka; Hiroshi Ito 005; Tadao Ishibashi; Kazutoshi Kato (OFC, 2018)

Terahertz Heterodyne AND Operation for Physically Encrypted Wireless Communication. - Kenta Yamauchi; Yusuke Kawai; Ming Che; Hiroshi Ito 005; Tadao Ishibashi; Kazutoshi Kato (ECOC, 2020)

Terahertz-wave sub-harmonic mixer based on silicon carbide platform. - Hiroshi Ito 005; Norihiko Shibata; Tadao Nagatsuma; Tadao Ishibashi (IEICE Electron. Express, 2022)

Low-noise balanced mixer for 300-GHz band based on Fermi-level managed barrier diode on SiC platform. - Hiroshi Ito 005; Yuma Kawamoto; Takahiro Ohara; Tadao Nagatsuma; Tadao Ishibashi (IEICE Electron. Express, 2023)

Low-noise integrated balanced-mixer for 300-GHz band based on Fermi-level managed barrier diode on Si platform. - Hiroshi Ito 005; Yuma Kawamoto; Tadao Nagatsuma; Tadao Ishibashi (IEICE Electron. Express, 2024)