Toru Segawa

15 papers Journal 6Unranked 9
YearRankTypeTitle / Venue / Authors
2024 — conf
Process-tolerant III-V/Si Membrane Distributed Reflector Lasers and 50-Gb/s Direct Modulation at 80°C.
OFC
Koji Takeda, Takuro Fujii, Yoshiho Maeda, Toru Segawa, Shinji Matsuo
2024 — conf
Uncooled Operation of Directly Modulated Membrane Laser with Buried Sapphire Layer on Si Substrate.
OFC
Tatsurou Hiraki, Yoshiho Maeda, Takuro Fujii, Koji Takeda, Takuma Aihara, Toru Segawa, Yasutomo Ota, Satoshi Iwamoto, Yasuhiko Arakawa, Shinji Matsuo
2023 — conf
30-Gbps/ch x 4 ch Simultaneous Error-Free Transmission with A Low-Power Transmitter Flip-Chip-Bonded 1.3-μm LD-Array-on-Si.
OFC
Toshiki Kishi, Munehiko Nagatani, Shigeru Kanazawa, Kota Shikama, Takuro Fujii, Hidetaka Nishi, Tadashi Minotani, Norio Sato, Toru Segawa, Shinji Matsuo
2022 — conf
Low-loss lithium tantalate on insulator waveguide towards on-chip nonlinear photonics.
OECC/PSC
Hidetaka Nishi, Tai Tsuchizawa, Toru Segawa, Shinji Matsuo
2022 — conf
XPM-Based Reservoir Computing Using Membrane MZM Integrated with SOAs on Si.
OECC/PSC
Takuma Tsurugaya, Tatsurou Hiraki, Takuma Aihara, Mitsumasa Nakajima, Nikolaos-Panteleimon Diamantopoulos, Koji Takeda, Toru Segawa, Shinji Matsuo
2021 — conf
2-channel 112-Gbps NRZ Short-Reach Transmission Based on 60-GHz-Bandwidth Directly-Modulated Membrane Laser Array on Si.
ECOC
Nikolaos-Panteleimon Diamantopoulos, Takuro Fujii, Suguru Yamaoka, Hidetaka Nishi, Koji Takeda, Tai Tsuchizawa, Toru Segawa, Takaaki Kakitsuka, Shinji Matsuo
2017 — conf
Monolithically Integrated 4×4 Optical Switch with Cascaded MZIs and EAM-Gate Array.
ECOC
Yusuke Muranaka, Tatsushi Nakahara, Salah Ibrahim, Takuro Fujii, Toru Segawa, Toshikazu Hashimoto, Ryo Takahashi
2015 — conf
100 Gbps multi-format optical packet and circuit switching node with transparent optical switch and burst-mode amplifier.
ECOC
Hideaki Furukawa, Jose Manuel Delgado Mendinueta, Toru Segawa, Ryo Takahashi, Hiroaki Harai, Satoshi Shinada, Naoya Wada
2015 — conf
A torus datacenter network based on OPS/OCS/VOCS enabled by smart flow management.
OFC
Ryo Takahashi, Salah Ibrahim, Toru Segawa, Tatsushi Nakahara, Hiroshi Ishikawa, Yasumasa Suzaki, Yue-Cai Huang, Ken-ichi Kitayama, Atsushi Hiramatsu
2015 J jnl
Torus Data Center Network With Smart Flow Control Enabled by Hybrid Optoelectronic Routers [Invited].
JOCN
Ryo Takahashi, Toru Segawa, Salah Ibrahim, Tatsushi Nakahara, Hiroshi Ishikawa, Atsushi Hiramatsu, Yue-Cai Huang, Ken-ichi Kitayama
2014 J jnl
Wavelength-Routed Switching for 25-Gbit/s Optical Packets Using a Compact Transmitter Integrating a Parallel-Ring-Resonator Tunable Laser and an InGaAlAs EAM.
IEICE Trans. Electron.
Toru Segawa, Wataru Kobayashi, Tatsushi Nakahara, Ryo Takahashi
2011 J jnl
Monolithically Integrated Wavelength-Routing Switch Using Tunable Wavelength Converters with Double-Ring-Resonator Tunable Lasers.
IEICE Trans. Electron.
Toru Segawa, Shinji Matsuo, Takaaki Kakitsuka, Yasuo Shibata, Tomonari Sato, Yoshihiro Kawaguchi, Yasuhiro Kondo, Ryo Takahashi
2005 J jnl
A High-Speed Tunable Optical Filter Using a Semiconductor Ring Resonator for Photonic Packet Switch.
IEICE Trans. Electron.
Shinji Matsuo, Yoshitaka Ohiso, Toru Segawa
2005 J jnl
Apodised Chirped Gratings Using Deep-Ridge Waveguides with Vertical-Groove Surface Gratings.
IEICE Trans. Electron.
Jun Miyazu, Toru Segawa, Shinji Matsuo, Tetsuyoshi Ishii, Hiroyuki Suzuki, Yuzo Yoshikuni
2005 J jnl
Flat-Topped Spectral Response in a Ladder-Type Interferometric Filter.
IEICE Trans. Electron.
Seok-Hwan Jeong, Shinji Matsuo, Yuzo Yoshikuni, Toru Segawa, Yoshitaka Ohiso, Hiroyuki Suzuki