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Ken-ichi Sato
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Publications
- 2022
- [c85]Takuma Kuno, Takumi Mitsuya, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato:
Demonstration of High-Throughput Intra-Datacenter Switches Using Interleaved AWGs for Nyquist WDM. OFC 2022: 1-3 - 2021
- [j85]Hiroshi Hasegawa, Takuma Yasuda, Yojiro Mori, Ken-ichi Sato:
Fragmentation-Minimized Periodic Network-Bandwidth Expansion Employing Aligned Channel Slot Allocation in Flexible Grid Optical Networks. IEICE Trans. Commun. 104-B(12): 1514-1523 (2021) - [j84]Yojiro Mori, Ken-ichi Sato:
High-port-count optical circuit switches for intra-datacenter networks [Invited Tutorial]. JOCN 13(8): D43-D52 (2021) - [j83]Ryuta Shiraki, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato, Paolo Monti:
Design and control of highly spectrally efficient photonic networks enabled by fiber-granular routing on overlaid ring-shaped topologies. JOCN 13(11): 233-243 (2021) - 2020
- [j82]Yusaku Ito, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato:
Architecture and Design of Coarse/Fine Hybrid Granular Routing Optical Networks. IEICE Trans. Commun. 103-B(2): 118-129 (2020) - [j81]Keisuke Kayano, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato, Shoichiro Oda, Setsuo Yoshida, Takeshi Hoshida:
Transmission-Quality-Aware Online Network Design and Provisioning Enabled by Optical Performance Monitoring. IEICE Trans. Commun. 103-B(6): 670-678 (2020) - [j80]Mungun-Erdene Ganbold, Takuma Yasuda, Yojiro Mori, Hiroshi Hasegawa, Fumikazu Inuzuka, Akira Hirano, Ken-ichi Sato:
Assessment of Optical Node Architectures for Building Next Generation Large Bandwidth Networks. IEICE Trans. Commun. 103-B(6): 679-689 (2020) - [j79]Ryota Hashimoto, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato:
Design of seamlessly and limitlessly expandable OXC and verification tests on its versatile applicability. JOCN 12(5): 99-108 (2020) - [c80]Eiji Honda, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato:
Demonstration of 4.3 Pbps Optical Circuit Switching for Intra-Datacentre Networks Based on Spatial Super-Channels. ECOC 2020: 1-4 - [c79]Ryosuke Matsumoto, Ryotaro Konoike, Hiroyuki Matsuura, Keijiro Suzuki, Takashi Inoue, Yojiro Mori, Kazuhiro Ikeda, Shu Namiki, Ken-ichi Sato:
Large-Scale and Fast Optical Circuit Switch for Coherent Detection Using Tunable Local Oscillators Formed with Wavelength Bank and Widely-Tunable Silicon Ring Filters. ECOC 2020: 1-3 - [c78]Yojiro Mori, Ken-ichi Sato:
Large-Scale Optical Switch Architectures for Intra-Datacentre Networks. ECOC 2020: 1-4 - [c76]Eiji Honda, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato:
High-Throughput Optical Circuit Switch for Intra-Datacenter Networks Based on Spatial Super-Channels. OFC 2020: 1-3 - [c75]Ryosuke Matsumoto, Takashi Inoue, Ryotaro Konoike, Hiroyuki Matsuura, Keijiro Suzuki, Yojiro Mori, Kazuhiro Ikeda, Shu Namiki, Ken-ichi Sato:
Scalable and Fast Optical Circuit Switch Created with Silicon-Photonic Tunable-Filter-Based Local Oscillator Bank and Colorless Coherent Detection. OFC 2020: 1-3 - [c74]Ryuta Shiraki, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato:
Dynamically Controlled Flexible-Grid Networks Based on Semi-Flexible Spectrum Assignment and Network-State-Value Evaluation. OFC 2020: 1-3 - 2019
- [j78]Shuhei Yamakami, Masaki Niwa, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato, Fumikazu Inuzuka, Akira Hirano:
Assessment of Node- and Link- Level Blocking and Creating Cost-Effective Networks in the Era of Large Bandwidth Services. IEICE Trans. Commun. 102-B(3): 510-521 (2019) - [c73]Keisuke Itakura, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato:
Design of and Resiliency Enhancement in Coarse/Fine Hybrid Granular Routing Optical Networks Based on Iterative Path-Pair-Loop Inflation. DRCN 2019: 11-15 - [c71]Ryuta Shiraki, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato:
Dynamic Control of Transparent Optical Networks with Adaptive State-Value Assessment Enabled by Reinforcement Learning. ICTON 2019: 1-4 - [c70]Ryota Hashimoto, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato:
Verification of High Performance and Wide Applicability of Seamlessly Expandable and Limitless OXC. OFC 2019: 1-3 - [c69]Ryuta Shiraki, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato:
Demonstration of Quasi-Nyquist WDM Networks using Widely Deployed Wavelength-Selective Switches. OFC 2019: 1-3 - [c67]Eiji Honda, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato:
Feasibility Test of Large-Scale (1, 424×1, 424) Optical Circuit Switches Utilizing Commercially Available Tunable Lasers. OECC/PSC 2019: 1-3 - [c66]Kazuya Okamura, Shuhei Yamaoka, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato:
Evaluation of WSS Characteristics in Highly Dense WDM Networks. OECC/PSC 2019: 1-3 - 2018
- [j75]H. Nagai, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato:
Design and Verification of Large-Scale Optical Circuit Switch Using ULCF AWGs for Datacenter Application. JOCN 10(7): B82-B89 (2018) - [c65]Yojiro Mori, Mungun-Erdene Ganbold, Ryuta Shiraki, Keijiro Suzuki, Hiroyuki Matsuura, Hitoshi Kawashima, Shu Namiki, Kazuhiro Ikeda, Ken-ichi Sato:
Fast Optical Circuit Switch Using Monolithically Integrated Silicon-Photonic Space Switch and Wavelength-Tuneable Filter. ECOC 2018: 1-3 - [c64]Shuhei Yamaoka, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato:
Novel Demodulation Framework Based on Quadrature Duo-Binary/Quaternary/Octernary Spectrum Shaping and MLSE for Mitigating Spectrum Narrowing Caused by Node Traversals. ECOC 2018: 1-3 - [c63]Tomohiro Ishikawa, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato:
Spectral utilization efficient coarse granular routing optical networks with resiliency against multiple failures. ICIN 2018: 1-8 - [c61]Hiroshi Hasegawa, Takuma Yasuda, Yojiro Mori, Ken-ichi Sato:
Fragmentation-Minimized Transponder Upgrading Employing Channel Bandwidth Aligned Slot Allocation in Flexible Grid Optical Networks. OFC 2018: 1-3 - [c60]Keisuke Kayano, Hiroshi Saito, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato, Shoichiro Oda, Setsuo Yoshida, Takeshi Hoshida:
Spectrally Efficient and Highly Resilient Grouped Routing Network Enhanced with Optical Performance Monitoring. OFC 2018: 1-3 - [c59]Yojiro Mori, Ken-ichi Sato:
Large-Scale Optical Circuit Switch Architecture for Intra-Datacenter Networking. OFC 2018: 1-3 - [c58]Yojiro Mori, Koh Ueda, Keijiro Suzuki, Hiroyuki Matsuura, Ken Tanizawa, Kazuhiro Ikeda, Shu Namiki, Hitoshi Kawashiwa, Ken-ichi Sato:
Next-Generation ROADM Employing Bandwidth-Adaptive Silicon-Photonic Filters for Flexible Drop Operation. OFC 2018: 1-3 - [c57]Keisuke Kayano, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato, Fumikazu Inuzuka, Akira Hirano:
A New Framework for Nation-Wide Networking in Future Datacenter-Traffic Centric Era. PSC 2018: 1-3 - [c56]Ryuta Shiraki, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato:
Architecture and Design of Quasi-Nyquist WDM Networks with Flexible Grid Granular Switching. PSC 2018: 1-3 - 2017
- [j72]Koh Ueda, Yojiro Mori, Hiroshi Hasegawa, Hiroyuki Matsuura, Kiyo Ishii, Haruhiko Kuwatsuka, Shu Namiki, Toshio Watanabe, Ken-ichi Sato:
Fast Optical Circuit Switch for Intra-Datacenter Networking. IEICE Trans. Commun. 100-B(10): 1740-1746 (2017) - [j71]Masaki Niwa, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato:
Tipping Point for the Future Scalable OXC: What Size M × M WSS Is Needed? JOCN 9(1): A18-A25 (2017) - [j70]Kosuke Sato, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato:
Algorithm for Raising OXC Port Count to Meet Traffic Growth at Minimum Cost. JOCN 9(2): A263-A270 (2017) - [j69]Tomohiro Ishikawa, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato:
Spectral Efficiency Maximization of Grouped Routing Optical Networks With Shared Protection. JOCN 9(10): 864-875 (2017) - [c55]Ryota Hashimoto, Shuhei Yamaoka, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato, Keita Yamaguchi, Kazunori Seno, Kenya Suzuki:
First Demonstration of Subsystem-Modular Optical Crossconnect Using Single-Module 6×6 WSS. ECOC 2017: 1-3 - [c54]Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato:
Joint Pre-, Inline-, and Post-Compensation of Spectrum Narrowing Caused by Traversing Multiple Optical Nodes. ECOC 2017: 1-3 - [c51]Yusaku Ito, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato:
Dynamic control of coarse/fine hybrid granular routing optical networks. OFC 2017: 1-3 - [c50]Masaki Niwa, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato:
Optical tunable filter for gridless ROADM. OFC 2017: 1-3 - [c49]Koh Ueda, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato:
Novel intra- and inter-datacenter converged network exploiting space- and wavelength-dimensional switches. OFC 2017: 1-3 - [c48]Shuhei Yamakami, Masaki Niwa, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato:
Highly reliable large-scale optical cross-connect architecture utilizing M×M wavelength-selective switches. OFC 2017: 1-3 - 2016
- [j68]Hiroshi Hasegawa, Yojiro Mori, Ken-ichi Sato:
Survivable Grouped Routing Optical Networks with Dedicated Path Protection. IEICE Trans. Commun. 99-B(7): 1435-1444 (2016) - [j65]Hiroshi Kawase, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato:
Dynamic Router Performance Control Utilizing Support Vector Machines for Energy Consumption Reduction. IEEE Trans. Netw. Serv. Manag. 13(4): 860-870 (2016) - [c47]Tomohiro Ishikawa, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato:
Spectrum utilization maximization in coarse granular optical routing networks that employ fine granular shared protection. DRCN 2016: 79-86 - [c45]Masaki Niwa, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato:
Tipping point for the future scalable OXC - What size MxM WSS is needed? OFC 2016: 1-3 - [c44]Kosuke Sato, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato:
Algorithm for raising OXC port count to meet traffic growth at minimum-cost. OFC 2016: 1-3 - [c43]Yuki Terada, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato:
Highly spectral efficient elastic optical network employing grouped optical path routing. OFC 2016: 1-3 - 2015
- [c41]Yuki Terada, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato:
Novel network control scheme that can substantially reduce link and node costs simultaneously. ECOC 2015: 1-3 - [c38]Takaya Miyazawa, Takahiro Hirayama, Hiroaki Harai, Koh Ueda, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato:
Wavelength path signalling for WSS/WBSS combined optical switches in hierarchical optical networks. ICTON 2015: 1-4 - [c36]Tomohiro Ishikawa, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato:
Shared protected grouped optical path routing network design employing iterative path group relocation. RNDM@WMNC 2015: 78-84 - [c32]Shoichi Takashina, Hiroto Ishida, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato, Toshio Watanabe:
Demonstration of large-port-count and compact ROADM that exhibits virtual-C/D/C performance. OFC 2015: 1-3 - [c31]Yuki Terada, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato:
Residual capacity aware dynamic control of GRE-based routing optical path networks under traffic growth model. OFC 2015: 1-3 - [c30]Koh Ueda, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato, Toshio Watanabe:
Large-scale optical-switch prototype compactly implemented with novel functional configuration. OFC 2015: 1-3 - [c29]Hiroshi Hasegawa, Yojiro Mori, Ken-ichi Sato:
Resilient grouped routing optical networks with finely granular protection. ONDM 2015: 134-139 - 2014
- [c27]Shoichi Takashina, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato, Toshio Watanabe:
Low-loss and Low-power-consumption wavelength tunable filter enabling colorless/directionless/contentionless optical drop in ROADMs. ECOC 2014: 1-3 - [c26]Yuki Terada, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato:
Verification of high frequency spectrum utilization in grouped optical path routing networks under traffic growth scenario. ECOC 2014: 1-3 - [c25]Koh Ueda, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato, Toshio Watanabe:
Novel large-port-count optical-switch architecture for optical interconnection in datacenter. ECOC 2014: 1-3 - [c22]Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato:
Fiber-nonlinearity limitation of transmission distances in ultra-dense gridless photonic networks. OFC 2014: 1-3 - [c21]Kensuke Takaha, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato, Toshio Watanabe:
A 204.8 Tbps throughput 64×64 optical cross-connect prototype that allows C/D/C add/drop. OFC 2014: 1-3 - [c20]Shoichi Takashina, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato, Toshio Watanabe:
Low crosstalk wavelength tunable filter that utilizes symmetric and asymmetric Mach-Zehnder interferometers. OFC 2014: 1-3 - [c18]Yuki Terada, Yojiro Mori, Hiroshi Hasegawa, Ken-ichi Sato:
Enhancement of fiber frequency utilization by employing grouped optical path routing. OFC 2014: 1-3
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