Perturbation Analysis and Experimental Verification of Intermodulation and Harmonic Distortion for an Anti-Series Varactor Pair. - Qing Han; Keizo Inagaki; Takashi Ohira (IEICE Trans. Electron., 2005)

Beam steering array antenna controlled by optical wavelength. - Keizo Inagaki; Takashi Ohira; Tetsuya Kawanishi; Masayuki Izutsu (IEICE Electron. Express, 2011)

20-Gb/s QPSK W-band (75-110GHz) wireless link in free space using radio-over-fiber technique. - Atsushi Kanno; Keizo Inagaki; Isao Morohashi; Takahide Sakamoto; Toshiaki Kuri; Iwao Hosako; Tetsuya Kawanishi; Yuki Yoshida; Ken-ichi Kitayama (IEICE Electron. Express, 2011)

Optoelectronic frequency response measurement of photodiodes by using high-extinction ratio optical modulator. - Keizo Inagaki; Tetsuya Kawanishi; Masayuki Izutsu (IEICE Electron. Express, 2012)

Direct chirp measurement of electro absorption modulator using optical homodyne quadrature demodulation technique. - Ukrit Mankong; Tanawat Tangmala; Keizo Inagaki; Atsushi Kanno; Tetsuya Kawanishi (ECOC, 2014)

High-spectral efficiency millimeter wave-over-fiber system for future mobile fronthaul. - Pham Tien Dat; Atsushi Kanno; Keizo Inagaki; Naokatsu Yamamoto; Tetsuya Kawanishi (ECOC, 2015)

Zero-bias operational ultra-broadband UTC-PD above 110 GHz for high symbol rate PD-array in high-density photonic integration. - Toshimasa Umezawa; Kouichi Akahane; Naokatsu Yamamoto; Atsushi Kanno; Keizo Inagaki; Tetsuya Kawanishi (OFC, 2015)

Cell-Less Network for Handover-Free Communications to High-Speed Trains Using a Switched WDM Fiber-Wireless Backhaul. - Pham Tien Dat; Atsushi Kanno; Keizo Inagaki; Naokatsu Yamamoto; Tetsuya Kawanishi (ECOC, 2018)

Frequency Up-Conversion of Data-Carrying Optical Vortex for Optical Fibre to Optical Wireless Communications Interface. - Guo-Wei Lu; Junichi Hamazaki; Keizo Inagaki; T. Kishimoto; Yuichi Ogawa; Norihiko Sekine; Akifumi Kasamatsu; Naokatsu Yamamoto; S. Yamaguchi; Iwao Hosako (ECOC, 2018)

High-Speed and Handover-Free Communications for High-Speed Trains Using Switched WDM Fiber-Wireless System. - Pham Tien Dat; Atsushi Kanno; Keizo Inagaki; Toshimasa Umezawa; François Rottenberg; Jérôme Louveaux; Naokatsu Yamamoto; Tetsuya Kawanishi (OFC, 2018)

Reconfigurable Radio-over-Fibre Networks for Interference Mitigation in Linear Cell Radars. - Tetsuya Kawanishi; Tetsuya Miura; Keizo Inagaki (ICTON, 2019)

Hybrid Optical Wireless-mmWave: Ultra High-Speed Indoor Communications for Beyond 5G. - Pham Tien Dat; Atsushi Kanno; Keizo Inagaki; Toshimasa Umezawa; Naokatsu Yamamoto; Tetsuya Kawanishi (INFOCOM Workshops, 2019)

132 Gb/s 3×3 Full MIMO Fiber-Wireless Seamless System in W Band Using WDM/PDM RoF Transmission. - Pham Tien Dat; François Rottenberg; Atsushi Kanno; Keizo Inagaki; Jérôme Louveaux; Naokatsu Yamamoto; Tetsuya Kawanishi (ECOC, 2020)

Simple Pedestrian Detection Secondary Radar Using Frequency Doubling. - Tetsuya Kawanishi; Satomi Masuda; Erika Shigematsu; Kunihisa Jitsuno; Keizo Inagaki; Atsushi Kanno (ICTON, 2020)

High-Speed Radio-on-Free-Space Optical Mobile Fronthaul System for Ultra-Dense Radio Access Network. - Pham Tien Dat; Atsushi Kanno; Keizo Inagaki; François Rottenberg; Jérôme Louveaux; Naokatsu Yamamoto; Tetsuya Kawanishi (OFC, 2020)

On the Sample Complexity of Phase-Retrieval Receiver Based on 2-D Arrayed Photodetectors. - Yuki Yoshida; Toshimasa Umezawa; Atsushi Kanno; Keizo Inagaki; Naokatsu Yamamoto; Tetsuya Kawanishi (OFC, 2020)

Variable-linewidth light source based on Brownian motion random walk in optical phase. - Jun Mochizuki; Keizo Inagaki; Guo-Wei Lu; Takahide Sakamoto; Yuki Yoshida; Atsushi Kanno; Naokatsu Yamamoto; Tetsuya Kawanishi (IEICE Electron. Express, 2020)

Transparent Fiber-Radio-Fiber Bridge at 101 GHz using Optical Modulator and Direct Photonic Down-Conversion. - Pham Tien Dat; Yuya Yamaguchi; Keizo Inagaki; Masayuki Motoya; Satoshi Oikawa; Junichiro Ichikawa; Atsushi Kanno; Naokatsu Yamamoto; Tetsuya Kawanishi (OFC, 2021)

Millimeter-Wave and Terahertz Fixed Wireless Link Budget Evaluation for Extreme Weather Conditions. - Zu-Kai Weng; Atsushi Kanno; Pham Tien Dat; Keizo Inagaki; Kosuke Tanabe; Eisaku Sasaki; Thomas Kürner; Bo Kum Jung; Tetsuya Kawanishi (IEEE Access, 2021)

60-Gb/s D-Band Wireless Signal Generation and Transmission Using Photonic Technology. - Pham Tien Dat; Keizo Inagaki; Atsushi Kanno; Kouichi Akahane (RIVF, 2022)

Modeling and evaluation of millimeter wave scattering from minimally rough surfaces on stones. - Riku Yoshino; Tomohiko Kanaya; Shintaro Takada; Kunihisa Jitsuno; Keizo Inagaki; Tetsuya Kawanishi (IEICE Electron. Express, 2022)

Transparent Relay and Switching of THz-wave Signals in 285-GHz Band Using Photonic Technology. - Pham Tien Dat; Yuya Yamaguchi; Keizo Inagaki; Shingo Takano; Shotaro Hirata; Junichiro Ichikawa; Ryo Shimizu; Isao Morohashi; Yuki Yoshida; Atsushi Kanno; Naokatsu Yamamoto; Tetsuya Kawanishi; et al. (OFC, 2023)

FPGA-driven random walk noise generation for tunable laser linewidth control. - Yu Zhou; Zu-Kai Weng; Keizo Inagaki; Tetsuya Kawanishi (IEICE Electron. Express, 2023)

5G NR Signal Transparent Transmission Over a Converged Fiber-THz-Fiber-mmWave System. - Pham Tien Dat; Yuya Yamaguchi; Keizo Inagaki; Kouichi Akahane (INFOCOM (Workshops), 2024)

151.5-GHz Sub-THz Signal Reception and Downconversion Using All-Optical Technology. - Pham Tien Dat; Yuya Yamaguchi; Shingo Takano; Shotaro Hirata; Junichiro Ichikawa; Ryo Shimizu; Keizo Inagaki; Isao Morohashi; Yuki Yoshida; Atsushi Kanno; Naokatsu Yamamoto; Kouichi Akahane (OFC, 2024)