A WDM-based optical access network for wide-area gigabit access services. - Junichi Kani; Mitsuhiro Teshima; Koji Akimoto; Noboru Takachio; Hiroo Suzuki; Katsumi Iwatsuki; Motohaya Ishii (IEEE Commun. Mag., 2003)

Applications and Technical Issues of Wavelength-Division Multiplexing Passive Optical Networks With Colorless Optical Network Units [Invited]. - Katsumi Iwatsuki; Jun-ichi Kani (JOCN, 2009)

Experimental demonstration of RoF-DAS over WDM-PON with bandpass-sampling and optical TDM techniques. - Takayoshi Tashiro; Kazutaka Hara; Junichi Kani; Naoto Yoshimoto; Katsumi Iwatsuki; Kenji Miyamoto; Tatsuya Nishiumi; Takeshi Higashino; Katsutoshi Tsukamoto; Shozo Komaki (IEICE Electron. Express, 2012)

Graphene-channel FETs for photonic frequency double-mixing conversion over the sub-THz band. - Tetsuya Kawasaki; Adrian Dobroiu; Takanori Eto; Yuki Kurita; Kazuki Kojima; Yuhei Yabe; Hiroki Sugiyama; Takayuki Watanabe; Susumu Takabayashi; Tetsuya Suemitsu; Victor Ryzhii; Katsumi Iwatsuki; et al. (ESSDERC, 2013)

Computer-assisted Structuring of Emergency Management Information: A Project Note. - Yotaro Watanabe; Kentaro Inui; Shingo Suzuki; Hiroko Koumoto; Mitsuhiro Higashida; Yuji Maeda; Katsumi Iwatsuki (LPCI@IJCNLP, 2013)

Analysis of Wireless Channel Capacity in RoF-DAS over WDM-PON System. - Tatsuhiko Iwakuni; Kenji Miyamoto; Takeshi Higashino; Katsutoshi Tsukamoto; Shozo Komaki; Takayoshi Tashiro; Youichi Fukada; Junichi Kani; Naoto Yoshimoto; Katsumi Iwatsuki (IEICE Trans. Electron., 2013)

Sub-THz photonic frequency conversion using graphene and InP-based transistors for future fully coherent access network. - Kenta Sugawara; Tetsuya Kawasaki; Gen Tamamushi; Mastura B. Hussin; Adrian Dobroiu; Tomohiro Yoshida; Tetsuya Suemitsu; Hirokazu Fukidome; Maki Suemitsu; Victor Ryzhii; Katsumi Iwatsuki; Shigeru Kuwano; et al. (ECOC, 2015)

80 Gbit/s/ch, 256 QAM Digital Coherent Optical Transmission System with Injection-Locking for Next Generation Mobile Fronthaul Network. - Keisuke Kasai; Yixin Wang 011; Masato Yoshida; Toshihiko Hirooka; Katsumi Iwatsuki; Masataka Nakazawa (ECOC, 2017)

Backward-Rayleigh-Scattering Suppressed 160 Gbit/s 256 QAM Injection-Locked Bidirectional Coherent Transmission for Next Generation Mobile Fronthaul. - Keisuke Kasai; Masato Yoshida; Toshihiko Hirooka; Katsumi Iwatsuki; Masataka Nakazawa (ECOC, 2018)

UTC-PD-Integrated HEMT for Optical-to-Millimeter-Wave Carrier Frequency Down-Conversion. - Yuya Omori; Tomotaka Hosotani; Taiichi Otsuji; Katsumi Iwatsuki; Akira Satou (OFC, 2019)

Concept of Resilient Electric Power and Information Communication Technology (R-EICT) Converged Network Systems Based on Overall Optimization of Autonomous Decentralized Cooperative Control of DC Microgrids. - Taiichi Otsuji; Katsumi Iwatsuki; Hirohito Yamada; Masafumi Yashima (ISGT, 2021)