Papers - HASEGAWA, Hiroshi
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Measurement method of transmitter IQ imbalance in digital coherent communication systems Reviewed
Naoki Tsuchida, Takuma Kuno, Yojiro Mori, Hiroshi Hasegawa
Proc. SPIE 12027, Metro and Data Center Optical Networks and Short-Reach Links V 2022.3
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可変ルーティング粒度および波長多重密度を導入した光ネットワークの設計法
林 和輝・森 洋二郎・長谷川 浩
信学技報 Vol. 121 ( 386 ) page： PN2021-83 2022.3
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受信信号を用いたレーザ線幅測定を可能とする光性能監視技術
土田直樹・久野拓真・森 洋二郎・長谷川 浩
信学技報 Vol. 121 ( 386 ) page： PN2021-81 2022.3
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デジタル信号処理の不完全性を考慮した光変復調方式の最適化
坂野 純・森 洋二郎・長谷川 浩
信学技報 Vol. 121 ( 386 ) page： PN2021-85 2022.3
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多機能かつ高性能ディジタルコヒーレント受信器
久野拓真・森 洋二郎・長谷川 浩
信学技報 Vol. 121 ( 386 ) page： PN2021-60 2022.3
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高信頼空間結合型Flexible Waveband Routingネットワーク Invited
棟方 隆司, 森 洋二郎, 長谷川 浩
電子情報通信学会技術研究報告 Vol. 121 ( 386 ) page： 65 - 70 2022.3
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Demonstration of High-throughput Intra-datacenter Switches Using Interleaved AWGs for Nyquist WDM Reviewed
Takuma Kuno, Takumi Mitsuya, Yojiro Mori, Hiroshi Hasegawa, and Ken-ichi Sato
Optical Fiber Communication Conference page： Th3A.2 2022.3
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Design and Dynamic Control of Fiber-Granular Routing Networks with Next-Generation Optical Paths Reviewed
Takeshi Matsuo, Ryuta Shiraki, Yojiro Mori, Hiroshi Hasegawa
Optical Fiber Communication Conference 2022.3
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ナイキスト波長分割多重技術による1ペタビット超級光スイッチ
久野 拓真, 三ツ矢 拓誠, 森 洋二郎, 長谷川 浩, 佐藤 健一
電子情報通信学会技術研究報告 Vol. 121 ( 350 ) page： 41 - 45 2022.1
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Highly Reliable and Large-Scale Optical Circuit Switch for Intra-Datacentre Networks
Mitsuya Takumi, Ochiai Takuro, Kuno Takuma, Mori Yojiro, Hasegawa Hiroshi, Sato Ken-ichi
2022 EUROPEAN CONFERENCE ON OPTICAL COMMUNICATION (ECOC) 2022
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Fragmentation-Minimized Periodic Network-Bandwidth Expansion Employing Aligned Channel Slot Allocation in Flexible Grid Optical Networks
Hasegawa Hiroshi, Yasuda Takuma, Mori Yojiro, Sato Ken-ichi
IEICE TRANSACTIONS ON COMMUNICATIONS Vol. E104B ( 12 ) page： 1514 - 1523 2021.12
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Design and control of highly spectrally efficient photonic networks enabled by fiber-granular routing on overlaid ring-shaped topologies
Shiraki Ryuta, Mori Yojiro, Hasegawa Hiroshi, Sato Ken-Ichi, Monti Paolo
JOURNAL OF OPTICAL COMMUNICATIONS AND NETWORKING Vol. 13 ( 11 ) page： 233 - 243 2021.11
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Bandwidth-abundant optical networks for cost-effective accommodation of 10n times traffic in the future Invited
長谷川浩
2021.10
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マルチコアファイバネットワーク実現に向けた光ノード構成
久野拓真・森 洋二郎・長谷川 浩
信学技報 Vol. 121 ( 165 ) page： PN2021-19 2021.8
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空間結合型Flexible Waveband Routing及びパス冗長化に基づく高信頼化大容量光ネットワーク構成法
棟方 隆司・森 洋二郎・長谷川 浩
信学技報 Vol. 121 ( 165 ) page： 41 - 45 2021.8
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Dynamic Routing and Spectrum Allocation Based on Actor-critic Learning for Multi-fiber Elastic Optical Networks Invited Reviewed
Y. Wang, Y. Mori, and H. Hasegawa
Photonics in Switching and Computing 2021 (PSC2021) page： W1B.3 2021.8
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Enhancing the flexibility and functionality of SCNs: demonstration of evolution toward any-core-access, nondirectional, and contentionless spatial channel cross-connects [Invited] International coauthorship
Jinno Masahiko, Ishikawa Tsubasa, Kodama Takahiro, Hasegawa Hiroshi, Subramaniam Suresh
JOURNAL OF OPTICAL COMMUNICATIONS AND NETWORKING Vol. 13 ( 8 ) page： D80 - D92 2021.8
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Measurement of Transmitter IQ Skew in High-Speed Digital Coherent Communication System Reviewed
Naoki Tsuchida, Takuma Kuno, Yojiro Mori and Hiroshi Hasegawa
26th Optoelectronic and Communications Conference (OECC 2021) page： #3582879 2021.7
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Performance Evaluation of Dynamic Fiber-Granular Routing Networks with Next-Generation Optical Paths Invited Reviewed
Takeshi Matsuo, Ryuta Shiraki, Yojiro Mori, and Hiroshi Hasegawa
26th Optoelectronic and Communications Conference (OECC 2021) page： #3582898 2021.7
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Design and Performance Evaluation of Resilient Optical Path Networks That Adopt Spatially-Jointed Flexible Waveband Routing Reviewed International coauthorship
Munakata Ryuji, Mori Yojiro, Subramaniam Suresh, Jinno Masahiko, Hasegawa Hiroshi
2021 INTERNATIONAL CONFERENCE ON OPTICAL NETWORK DESIGN AND MODELLING (ONDM) 2021.7