A 180-mW Linear MZM Driver in CMOS for Single-Carrier 400-Gb/s Coherent Optical Transmitter. - Shinsuke Nakano; Munehiko Nagatani; Kenji Tanaka; Yoshihiro Ogiso; Josuke Ozaki; Hiroshi Yamazaki; Hideyuki Nosaka (ECOC, 2017)

Ultra-Low Power Dissipation (<2.4 W) Coherent InP Modulator Module with CMOS Driver IC. - Josuke Ozaki; Shinsuke Nakano; Yoshihiro Ogiso; Shigeru Kanazawa; Yuta Ueda; Yasuaki Hashizume; Hiroshi Yamazaki; Hiromasa Tanobe; Eiichi Yamada; Nobuhiro Nunoya; Nobuhiro Kikuchi (ECOC, 2018)

Ultra-High Bandwidth InP IQ Modulator co-assembled with Driver IC for Beyond 100-GBd CDM. - Yoshihiro Ogiso; Hitoshi Wakita; Munehiko Nagatani; Hiroshi Yamazaki; Masanori Nakamura; Takayuki Kobayashi; Johsuke Ozaki; Yuta Ueda; S. Nakano; Shigeru Kanazawa; Takuro Fujii; Yasuaki Hashizume; et al. (OFC, 2018)

Ultra-High Bandwidth InP IQ Modulator for Beyond 100-GBd Transmission. - Yoshihiro Ogiso; Josuke Ozaki; Yuta Ueda; Hitoshi Wakita; Munehiko Nagatani; Hiroshi Yamazaki; Masanori Nakamura; Takayuki Kobayashi; Shigeru Kanazawa; Takuro Fujii; Yasuaki Hashizume; Hiromasa Tanobe; et al. (OFC, 2019)

Dual-Carrier 1-Tb/s Transmission Over Field-Deployed Large-Core Pure-Silica-Core Fiber Link Using Real-Time Transponder. - Fukutaro Hamaoka; Takeo Sasai; Kohei Saito; Takayuki Kobayashi; Asuka Matsushita; Masanori Nakamura; Hiroki Taniguchi; Shoichiro Kuwahara; Hiroki Kawahara; Takeshi Seki; Josuke Ozaki; Yoshihiro Ogiso; et al. (OECC/PSC, 2019)

High-Frequency and Integrated Design Based on Flip-Chip Interconnection Technique (Hi-FIT) for High-Speed (>100 Gbaud) Optical Devices. - Shigeru Kanazawa; Hiroshi Yamazaki; Yuta Ueda; Wataru Kobayashi; Yoshihiro Ogiso; Johsuke Ozaki; Takahiko Shindo; Satoshi Tsunashima; Hiromasa Tanobe; Atsushi Araratake (IEICE Trans. Electron., 2019)

12.3 A 48GHz BW 225mW/ch Linear Driver IC with Stacked Current-Reuse Architecture in 65nm CMOS for Beyond-400Gb/s Coherent Optical Transmitters. - Teruo Jyo; Munehiko Nagatani; Josuke Ozaki; Mitsuteru Ishikawa; Hideyuki Nosaka (ISSCC, 2020)

Dual-Carrier 1-Tb/s Transmission Over Field-Deployed G.654.E Fiber Link Using Real-Time Transponder. - Fukutaro Hamaoka; Takeo Sasai; Kohei Saito; Takayuki Kobayashi; Asuka Matsushita; Masanori Nakamura; Hiroki Taniguchi; Shoichiro Kuwahara; Hiroki Kawahara; Takeshi Seki; Josuke Ozaki; Yoshihiro Ogiso; et al. (IEICE Trans. Commun., 2020)

High Speed InP Modulator for Beyond 200 Gbaud. - Yoshihiro Ogiso; Josuke Ozaki; Kenta Sugiura; Yusuke Saito; Mitsuteru Ishikawa (OFC, 2024)

Net-1.8 Tbps/λ Transmission Enabled by C+L-band InP-based Coherent Driver Modulator. - Josuke Ozaki; Yoshihiro Ogiso; Hiroshi Yamazaki; Masanori Nakamura; Kenta Sugiura; Kazuya Nagashima; Yasuaki Hashizume; Nobuhiro Nunoya; Yutaka Miyamoto; Mitsuteru Ishikawa (OFC, 2024)

Uncooled O-band InP MZ Modulator PIC for 3.2 Tb/s (400 Gb/s/lane) Pluggable Transceiver. - Yoshihiro Ogiso; Josuke Ozaki; Kenta Sugiura; Hiroshi Yamazaki; Hiroki Taniguchi; Shigeru Kanazawa; Masanori Nakamura; Yutaka Miyamoto; Mitsuteru Ishikawa; Akimasa Kaneko (OFC, 2025)

Cross-λ Phase Diversity: A Simple Chromatic-Dispersion-Tolerant Direct-Detection Scheme. - Hiroshi Yamazaki; Masanori Nakamura; Josuke Ozaki; Yoshihiro Ogiso; Takayuki Kobayashi; Toshikazu Hashimoto; Yutaka Miyamoto (OFC, 2025)