Ryo Igarashi

12 papers Journal 4Unranked 8
YearRankTypeTitle / Venue / Authors
2024 J jnl
Photonic Gateway accommodating all types of wavelength paths for digital-coherent and IM-DD user terminals in all-photonic metro-access converged networks.
J. Opt. Commun. Netw.
Shin Kaneko, Manabu Yoshino, Naotaka Shibata, Ryo Igarashi, Jun-ichi Kani, Tomoaki Yoshida
2024 J jnl
Photonic gateway architecture extension and guard time-free initial connection method with point-to-multipoint remote control for metro/access converged all-photonics network.
J. Opt. Commun. Netw.
Shin Kaneko, Yasutaka Kimura, Ryo Igarashi, Naotaka Shibata, Takahiro Suzuki, Masamichi Fujiwara, Jun-ichi Kani, Tomoaki Yoshida
2024 — conf
Port-Agnostic Path Establishment with Point-to-Multipoint Control of Remote User Terminals for Metro/Access-Integrated All-Photonics Network.
OFC
Ryo Igarashi, Shin Kaneko, Yasutaka Kimura, Naotaka Shibata, Takahiro Suzuki, Masamichi Fujiwara, Jun-ichi Kani, Tomoaki Yoshida
2023 J jnl
300-GHz-Band Diplexer for Frequency-Division Multiplexed Wireless Communication.
IEICE Trans. Electron.
Yuma Kawamoto, Toki Yoshioka, Norihiko Shibata, Daniel Headland, Masayuki Fujita, Ryo Koma, Ryo Igarashi, Kazutaka Hara, Jun-ichi Kani, Tadao Nagatsuma
2023 — conf
New Photonic Gateway to Handle Digital-Coherent and IM-DD User Terminals and Enable Turn-back Connections in Metro/Access-Integrated All-Photonics Network.
OFC
Manabu Yoshino, Shin Kaneko, Naotaka Shibata, Ryo Igarashi, Jun-ichi Kani, Tomoaki Yoshida
2022 — conf
First Demonstration of 128-Gbit/s 300-GHz-band THz Transmission Using OFC-based Transmitter and Intradyne Receiver.
OECC/PSC
Ryo Igarashi, Keita Toichi, Tsubasa Saijo, Ryo Koma, Kazutaka Hara, Jun-ichi Kani, Tomoaki Yoshida, Tadao Nagatsuma
2021 — conf
Simultaneous Reception of ASK-based AMCC Signals and QPSK Signals with Single Coherent Receiver.
OFC
Ryo Igarashi, Ryo Koma, Kazutaka Hara, Kazuaki Honda, Junichi Kani, Tomoaki Yoshida
2020 — conf
Bus-Type Optical Access using DRA and Asymmetric Power Splitters for Accommodating Rural Users.
OFC
Ryo Igarashi, Masamichi Fujiwara, Takuya Kanai, Kazutaka Hara, Atsuko Kawakita, Hiro Suzuki, Junichi Kani, Jun Terada
2020 J jnl
Reach Extension of 10G-EPON Upstream Transmission Using Distributed Raman Amplification and SOA.
IEICE Trans. Commun.
Ryo Igarashi, Masamichi Fujiwara, Takuya Kanai, Hiro Suzuki, Junichi Kani, Jun Terada
2019 — conf
Raman Amplification Based 40 km Reach 10G-EPON for Consolidation on the Central Office Building.
OECC/PSC
Ryo Igarashi, Masamichi Fujiwara, Takuya Kanai, Junichi Kani, Jun Terada
2018 — conf
Wide Range Carrier Frequency Offset Estimation Method using Training Symbols with Asymmetric Constellations for Burst-Mode Coherent Reception.
OFC
Ryo Koma, Masamichi Fujiwara, Ryo Igarashi, Takuya Kanai, Junichi Kani, Akihiro Otaka
2018 — conf
Wide-Range Frequency Offset Compensation for CPFSK Used as TOM-Based Digital Coherent PON's Upstream Signals.
ECOC
Takuya Kanai, Masamichi Fujiwara, Ryo Koma, Ryo Igarashi, Noriko Iiyama, Junichi Kani, Akihiro Otaka