Papers - HASEGAWA, Hiroshi
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Large-scale optical node architecture enabling spectral-efficiency maximization in ultra-dense WDM networks
Yamaoka Shuhei, Hashimoto Ryota, Mori Yojiro, Hasegawa Hiroshi, Sato Ken-ichi
METRO AND DATA CENTER OPTICAL NETWORKS AND SHORT-REACH LINKS Vol. 10560 2018
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Fragmentation-Minimized Transponder Upgrading Employing Channel Bandwidth Aligned Slot Allocation in Flexible Grid Optical Networks
Hasegawa Hiroshi, Yasuda Takuma, Mori Yojiro, Sato Ken-ichi
2018 OPTICAL FIBER COMMUNICATIONS CONFERENCE AND EXPOSITION (OFC) 2018
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Assessment of optical cross-connect architectures for the creation of next generation optical networks
Ganbold Mungun-Erdene, Yasuda Takuma, Mori Yojiro, Hasegawa Hiroshi, Sato Ken-ichi
23RD OPTO-ELECTRONICS AND COMMUNICATIONS CONFERENCE (OECC2018) 2018
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Joint Banding-node Placement and Resource Allocation for Multi-granular Elastic Optical Networks Reviewed
Jingxin Wu, Maotong Xu, Suresh Subramaniam, and Hiroshi Hasegawa
IEEE Globecom 2017 2017.12
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Fast Optical Circuit Switch for Intra-Datacenter Networking Invited Reviewed
Koh UEDA, Yojiro MORI, Hiroshi HASEGAWA, Hiroyuki MATSUURA, Kiyo ISHII, Haruhiko KUWATSUKA, Shu NAMIKI, Toshio WATANABE, Ken-ichi SATO
IEICE Transactions on Communications Vol. E100.B ( 10 ) page: 1740-1746 2017.10
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Spectral Efficiency Maximization of Grouped Routing Optical Networks with Shared Protection Reviewed
Tomohiro Ishikawa, Yojiro Mori, Hiroshi Hasegawa, and Ken-ichi Sato
IEEE/OSA J. Opt. Commun. Netw. Vol. 9 ( 10 ) page: 864-875 2017.10
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First Demonstration of Subsystem-Modular Optical Cross-Connect Using Single-Module 6x6 WSS Reviewed
R. Hashimoto, S. Yamaoka, Y. Mori, H. Hasegawa, K. Sato, K. Yamaguchi, K. Seno, K. Suzuki
ECOC2017 page: Tu.2.F.2 2017.9
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Joint Pre-, Inline-, and Post-Compensation of Spectrum Narrowing Caused by Traversing Multiple Optical Nodes Reviewed
Y. Mori, H. Hasegawa, K. Sato
ECOC2017 page: P1.SC3.45 2017.9
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Implication of optical path cross-connect and fiber cross-connect in creating cost-effective large bandwidth optical networks
Mungun-Erdene Ganbold, Takuma Yasuda, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato
IEICE Society Conference 2017 page: BS-7-25 2017.9
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高信頼化Grouped Routingネットワーク
長谷川浩・森洋二郎・佐藤健一
信学技報 Vol. 117 ( 186 ) page: 13-18 2017.8
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ネットワークコスト評価に基づく大規模光クロスコネクトノードアーキテクチャの性能比較
Ganbold Mungun-Erdene・安田拓真・森洋二郎・長谷川浩・佐藤健一
信学技報 Vol. 117 ( 186 ) page: 19-22 2017.8
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超高密度波長分割多重ネットワークにおける大規模光ノードの評価
山岡修平・橋本涼太・森洋二郎・長谷川浩・佐藤健一
信学技報 Vol. 117 ( 186 ) page: 47-50 2017.8
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Highly reliable and large-scale subsystem-modular optical cross-connect Reviewed
Shuhei Yamakami, Yojiro Mori, Hiroshi Hasegawa, and Ken-ichi Sato
OSA Optics Express Vol. 25 page: 17982-17994 2017.8
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Novel Subcarrier Multiplexing and Subcarrier-synchronous Phase Estimation Tolerant to Laser Phase Noise Reviewed
David Martinez, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato
Signal Processing in Photonics Communications 2017 page: SpW1F.5 2017.7
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Compact OXC architecture, design and prototype development for flexible waveband routing optical networks Reviewed
Tomohiro Ishikawa, Yojiro Mori, Hiroshi Hasegawa, Suresh Subramaniam, Ken-ichi Sato, and Osamu Moriwaki
OSA Optics Express Vol. 25 ( 115 ) page: 15838-15853 2017.7
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Theory and Progress of Large-scale Optical Switching and Elastically Hybrid Optical Switching Invited Reviewed
H. Hasegawa and K. Sato
Photonics in Switching 2017 page: PM2D.1 2017.7
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Large-scale optical circuit switch architecture for intra-datacentre networking Reviewed
Yojiro Mori, Koh Ueda, Hiroshi Hasegawa, and Ken-ichi Sato
2017 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC) 2017.6
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Routing, Fiber, Band, and Spectrum Assignment (RFBSA) for Multi-granular Elastic Optical Networks Reviewed
Jingxin Wu, Maotong Xu, Suresh Subramaniam, and Hiroshi Hasegawa
IEEE ICC 2017 page: ONS-05: Elastic Optical Networks 2017.5
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Large-Scale Optical Node Utilizing MxM WSSs Optimally Configured for Traffic Distribution Reviewed
M. Niwa; Y. Mori; H. Hasegawa; K. Sato
IEEE Photonics Technology Letters Vol. PP ( 99 ) page: 1-1 2017.5
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Dynamic Path Provisioning and Disruption-Free Reoptimization Algorithms for Bandwidth on-Demand Services Considering Fairness Reviewed
Masahiro NAKAGAWA, Hiroshi HASEGAWA, Ken-ichi SATO
IEICE Transactions on Communications Vol. E100.B (2017) ( 4 ) page: 536-547 2017.4