Sato, Takehiro(Graduate School of Informatics, Department of Informatics) | Activity Database on Education and Research, Kyoto University

Sato, Takehiro

Graduate School of Informatics, Department of Informatics Associate Professor

Last Updated :2025/05/08

Basic Information

Faculty

工学部

Professional Memberships

Institute of Electrical and Electronics Engineers (IEEE)

Institute of Electronics, Information and Communication Engineers (IEICE)

Academic Degree

Master of Science in Engineering(Keio University)

Ph.D. in Engineering(Keio University)

Academic Resume (Graduate Schools)

Keio University, Graduate School of Science and Technology, School of Science for Open and Environmental Systems, 修了

Keio University, Graduate School of Science and Technology, School of Science for Open and Environmental Systems, 修了

Academic Resume (Undergraduate School/Majors)

Keio University, Faculty of Science and Technology, Department of Information and Computer Science, 卒業

High School

High School
秋田県立秋田高等学校

Research History

From Nov. 2021, To Present
Kyoto University, Department of Communications and Computer Engineering, Graduate School of Informatics, Associate Professor

From Sep. 2017, To Oct. 2021
Kyoto University, Graduate School of Informatics Department of Communications and Computer Engineering, Assistant Professor

From Apr. 2016, To Aug. 2017
Graduate School of Science and Technology, Keio University, Research Associate

From Apr. 2012, To Mar. 2015
Japan Society for the Promotion of Science, Research Fellow

From Oct. 2011, To Mar. 2012
Keio University Global COE Program, “High-level Global Cooperation for Leading-edge Platform on Access Spaces”, Research Assistant

Profile

Profile
Takehiro Sato received the B.E., M.E. and Ph.D. degrees in engineering from Keio University, Japan, in 2010, 2011 and 2016, respectively. He is currently an associate professor in Graduate School of Informatics, Kyoto University, Japan. From 2011 to 2012, he was a research assistant in the Keio University Global COE Program, "High-level Global Cooperation for Leading-edge Platform on Access Spaces" by Ministry of Education, Culture, Sports, Science and Technology, Japan. From 2012 to 2015, he was a research fellow of Japan Society for the Promotion of Science. From 2016 to 2017, he was a research associate in Graduate School of Science and Technology, Keio University, Japan. From 2017 to 2021, he was an assistant professor in Graduate School of Informatics, Kyoto University, Japan. He is a member of the IEEE, and the IEICE.

Language of Instruction

English

Japanese

ID,URL

ORCID ID
0000-0002-6253-0942
J-Global ID
201701005142252085
Researcher number
40793279

Website(s) (URL(s))

http://icn.cce.i.kyoto-u.ac.jp/

researchmap URL

https://researchmap.jp/takehiro_sato

Last Updated :2025/05/08

Research

Research Topics, Overview of the research

Research Topics
Optical networks, Network architectures, Network virtualization, Design and control of networks
Overview of the research
I conduct a research and development on network architecture design, analysis, and control methods that achieve flexible utilization of huge-capacity optical networks and computation resources deployed in both cloud and edge. Especially I am working on problems in adaptive service provisioning by using network virtualization technology, energy serving according to fluctuation of network utilization, and protection methods that achieve continuous providing of services in the case of network failure, with both theoretical and experimental approaches.

Research Interests

Design and control of networks

Network virtualization

Network architectures

Optical networks

Research Areas

Informatics, Information networks

Papers

Robust Deployment Model for Parallelized Service Function Chains against Uncertain Traffic Arrival Rates
Chenlu Zhang; Takehiro Sato; Eiji Oki
IEEE Transactions on Network and Service Management, Apr. 2025, Peer-reviewed

Dynamic Packet Flow Allocation Method Considering Reconfiguration Overhead with Intermediate Solutions in Software-defined Networks
Taito Kikuchi; Takehiro Sato; Eiji Oki
IEICE Transactions on Communications, Jul. 2025, Peer-reviewed

Flow Update Model Based on Probability Distribution of Migration Time in Software-defined Networks
Reo Uneyama; Takehiro Sato; Eiji Oki
IEEE Transactions on Network and Service Management, Feb. 2025, Peer-reviewed

Model for Controller Assignment and Placement to Minimize Migration Blackout Time with Load-balancing Platform in Software-defined Network
Shinji Noda; Takehiro Sato; Eiji Oki
IEICE Transactions on Communications, Jan. 2025, Peer-reviewed, Corresponding author

Probabilistic Protection for Both Computing and Transmission Capacities of Virtual Networks under Multiple Facility Node Failures
Fujun He; Mitsuki Ito; Takehiro Sato; Eiji Oki
IEEE Transactions on Network and Service Management, Aug. 2024, Peer-reviewed

Model for Jointly Determining Service Function Chain Routes and Update Scheduling with State Consistency
Tomoki Takahashi; Takehiro Sato; Eiji Oki
IEICE Transactions on Communications, Dec. 2024, Peer-reviewed

Multi-source multicast service chaining model guaranteeing reliability of network services
Shintaro Ozaki; Takehiro Sato; Eiji Oki
Elsevier Computer Networks, Mar. 2024, Peer-reviewed, Invited, Corresponding author

Deployment Model for Parallelized Service Function Chains against Traffic Uncertainty
Chenlu Zhang; Takehiro Sato; Eiji Oki
IEEE International Conference on Communications (ICC 2024), Jun. 2024, Peer-reviewed

Service Deployment for Parallelized Function Chains Considering Traffic-Dependent Delay
Chenlu Zhang; Takehiro Sato; Eiji Oki
IEEE Transactions on Network and Service Management, Apr. 2024, Peer-reviewed

マルチコアファイバ光ネットワークにおけるコア間クロストークを考慮した光パス更新モデル
川口陽大; 佐藤丈博; 大木英司
電子情報通信学会和文論文誌B, May 2024, Peer-reviewed

Lightpath Provisioning Model Considering Crosstalk-Derived Fragmentation in Spectrally-Spatially Elastic Optical Networks
Kenta Takeda; Takehiro Sato; Bijoy Chand Chatterjee; Eiji Oki
Elsevier Computer Networks, Dec. 2023, Peer-reviewed

Scheduling Model for Congestion-free Virtualized Network Update
Takehiro Sato; Takashi Kurimoto; Shigeo Urushidani; Eiji Oki
IEEE Global Communications Conference (GLOBECOM 2023), Dec. 2023, Peer-reviewed, Lead author, Corresponding author

Resource Allocation for Mobile Edge Computing System Considering User Mobility with Deep Reinforcement Learning
Kairi Tokuda; Takehiro Sato; Eiji Oki
IEICE Transactions on Communications, Jan. 2024, Peer-reviewed, Corresponding author

Point data reduction scheme based on features of deep learning model for point-cloud data communication
Masamichi Oka; Kenta Azuma; Ryoichi Shinkuma; Takehiro Sato; Eiji Oki
IEEE 13th International Conference on Consumer Electronics - Berlin (ICCE-Berlin 2023), Sep. 2023, Peer-reviewed

Fault-tolerant Controller Placement Model Considering Load-dependent Sojourn Time in Software-defined Network
Shinji Noda; Takehiro Sato; Eiji Oki
IEEE Transactions on Network and Service Management, Dec. 2023, Peer-reviewed

Multicast Service Chaining Model Guaranteeing Reliability with Multiple Sources
Shintaro Ozaki; Takehiro Sato; Eiji Oki
IEEE 24th International Conference on High Performance Switching and Routing (HPSR 2023), Jun. 2023, Peer-reviewed

Crosstalk-Derived Fragmentation-Aware Lightpath Provisioning Model in Spectrally-Spatially Elastic Optical Networks
Kenta Takeda; Takehiro Sato; Bijoy Chand; Chatterjee; Eiji Oki
28th OptoElectronics and Communications Conference (OECC2023), Jul. 2023, Peer-reviewed

Service Chain Provisioning Model Considering Traffic Changes Due to Virtualized Network Functions
Shintaro Ozaki; Takehiro Sato; Eiji Oki
IEEE Transactions on Network and Service Management, Dec. 2023, Peer-reviewed
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Inter-Core Crosstalk-Aware Backup Network Design Model against Probabilistic Link Failures in Multi-Core Fiber Optical Path Network
Honai Ueoka; Takehiro Sato; Eiji Oki
IEICE Transactions on Communications, Nov. 2023, Peer-reviewed

Network Slice Reconfiguration with Deep Reinforcement Learning under Variable Number of Service Function Chains
Kairi Tokuda; Takehiro Sato; Eiji Oki
Elsevier Computer Networks, Apr. 2023, Peer-reviewed

Deployment Model for Parallelized Service Function Chains with Considering Traffic-Delay Dependency
Chenlu Zhang; Takehiro Sato; Eiji Oki
IEEE 2023 IEEE International Conference on Communications (ICC), May 2023, Peer-reviewed

Virtualized Network Graph Design and Embedding Model to Minimize Provisioning Cost
Takehiro Sato; Takashi Kurimoto; Shigeo Urushidani; Eiji Oki
IEEE Transactions on Network and Service Management, Sep. 2023, Peer-reviewed, Lead author, Corresponding author
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Scheduling Model for Simultaneous Update of Multiple Service Function Chains with State Consistency
Tomoki Takahashi; Takehiro Sato; Eiji Oki
Elsevier Computer Networks, Feb. 2023, Peer-reviewed

Simultaneous Update Model of Multiple Service Function Chains Guaranteeing State Consistency
Tomoki Takahashi; Takehiro Sato; Eiji Oki
23rd Asia-Pacific Network Operations and Management Symposium (APNOMS 2022), Sep. 2022, Peer-reviewed

Crosstalk-Aware Backup Network Design against Probabilistic Link Failures in Multi-Core Fiber Optical Path Network
Honai Ueoka; Takehiro Sato; Eiji Oki
27th OptoElectronics and Communications Conference/International Conference on Photonics in Switching and Computing (OECC/PSC 2022), Jul. 2022, Peer-reviewed

Fault-tolerant Controller Placement Model based on Load-dependent Sojourn Time in Software-defined Network
Shinji Noda; Takehiro Sato; Eiji Oki
IEEE 8th International Conference on Network Softwarization (NetSoft 2022), Jun. 2022, Peer-reviewed

Joint Inter-Core Crosstalk- and Intra-Core Impairment-Aware Lightpath Provisioning Model in Space-Division Multiplexing Elastic Optical Networks
Kenta Takeda; Takehiro Sato; Bijoy Chand; Chatterjee; Eiji Oki
IEEE Transactions on Network and Service Management, Dec. 2022, Peer-reviewed

Spatial-importance based computation scheme for real-time object detection from 3D sensor data
Ryo Otsu; Ryoichi Shinkuma; Takehiro Sato; Eiji Oki; Daiki Hasegawa; Toshikazu Furuya
IEEE Access, Jan. 2022, Peer-reviewed

Data Importance Aware Periodic Machine Learning Model Update for Sparse Mobile Crowdsensing
Yuichi Inagaki; Ryoichi Shinkuma; Takehiro Sato; Eiji Oki
IEEE 19th Annual Consumer Communications & Networking Conference (CCNC 2022), Jan. 2022, Peer-reviewed

Gradual Control Method for Program File Placement in Hierarchical Cloud-Edge Platform
Keigo Kono; Takehiro Sato; Eiji Oki
IEEE 19th Annual Consumer Communications & Networking Conference (CCNC 2022), Jan. 2022, Peer-reviewed

Multi-object tracking for road surveillance without using features of image data
Naoki Kishi; Ryoichi Shinkuma; Masamichi Oka; Takehiro Sato; Eiji Oki
IEEE Global Communications Conference (GLOBECOM 2021), Dec. 2021, Peer-reviewed

Smarter Base Station Sleeping for Greener Cellular Networks
Ryoichi Shinkuma; Naoki Kishi; Kaoru Ota; Mianxiong Dong; Takehiro Sato; Eiji Oki
IEEE Network, Nov. 2021, Peer-reviewed

Resilient Software-defined Network Controller Placement Based on Load Distribution
Takehiro Sato; Eiji Oki
17th International Conference on IP + Optical Network (iPOP2021), Oct. 2021, Peer-reviewed, Lead author

Spatial feature-based prioritization for transmission of point cloud data in 3D-image sensor networks
Masamichi Oka; Ryoichi Shinkuma; Takehiro Sato; Eiji Oki; Takanori Iwai; Koichi Nihei; Eiji Takahashi; Dai Kanetomo; Kozo Satoda
IEEE Sensors Journal, Oct. 2021, Peer-reviewed

Real-time Data Selection and Merging for 3D-image Sensing Network with Multiple Sensors
Chongyu Li; Ryoichi Shinkuma; Takehiro Sato; Eiji Oki
IEEE Sensors Journal, Oct. 2021, Peer-reviewed, Corresponding author

Creation of Temporal Model for Prioritized Transmission in Predictive Spatial-Monitoring Using Machine Learning
Keiichiro Sato; Ryoichi Shinkuma; Takehiro Sato; Eiji Oki; Takanori Iwai; Takeo Onishi; Takahiro Nobukiyo; Dai Kanetomo; Kozo Satoda
IEICE Transactions on Communications, Aug. 2021, Peer-reviewed

Two-Level Processing Scheme for 3D-Image Sensing Network
Chongyu Li; Ryoichi Shinkuma; Takehiro Sato; Eiji Oki
IFIP Networking 2021 Demo Session, Jun. 2021, Peer-reviewed

Service Chain Provisioning Model Considering Traffic Amount Changed by Virtualized Network FunctionsService Chain Provisioning Model Considering Traffic Amount Changed by Virtualized Network Functions
Shintaro Ozaki; Takehiro Sato; Eiji Oki
IEEE 22nd International Conference on High Performance Switching and Routing (HPSR 2021), Jun. 2021, Peer-reviewed

Jointly Inter-Core XT and Impairment Aware Lightpath Provisioning in Elastic Optical Networks
Kenta Takeda; Takehiro Sato; Bijoy Chand; Chatterjee; Eiji Oki
55th IEEE International Conference on Communications (ICC 2021), Jun. 2021, Peer-reviewed

Preventive Start-time Optimization to Determine Link Weights against Probabilistic Link Failures
Yuki Hirano; Fujun He; Takehiro Sato; Eiji Oki
IEEE Transactions on Network and Service Management, Jun. 2021, Peer-reviewed

Virtual Network Function Allocation to Maximize Continuous Available Time of Service Function Chains with Availability Schedule
Rui Kang; Fujun He; Takehiro Sato; Eiji Oki
IEEE Transactions on Network and Service Management, Jun. 2021, Peer-reviewed

Multicast Routing Model to Minimize Number of Flow Entries in Software-Defined Network
Seiki Kotachi; Takehiro Sato; Ryoichi Shinkuma; Eiji Oki
IEICE Transactions on Communications, May 2021, Peer-reviewed

Data-importance-aware Bandwidth-allocation Scheme for Point-cloud Transmission in Multiple LIDAR Sensors
Ryo Otsu; Ryoichi Shinkuma; Takehiro Sato; Eiji Oki
IEEE Access, Apr. 2021, Peer-reviewed
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Design of Scheduler Plugins for Reliable Function Allocation in Kubernetes
Rui Kang; Mengfei Zhu; Fujun He; Takehiro Sato; Eiji Oki
2021 17th International Conference on the Design of Reliable Communication Networks (DRCN), Apr. 2021, Peer-reviewed

Multipath Provisioning Scheme for Fault Tolerance to Minimize Required Spectrum Resources in Elastic Optical Networks
Kenta Takeda; Takehiro Sato; Ryoichi Shinkuma; Eiji Oki
Elsevier Computer Networks, Apr. 2021, Peer-reviewed

Fault-tolerant Controller Placement Model by Distributing Switch Load among Multiple Controllers in Software-defined Network
Seiki Kotachi; Takehiro Sato; Ryoichi Shinkuma; Eiji Oki
IEICE Transactions on Communications, May 2022, Peer-reviewed, Corresponding author

Robust Optimization Model for Primary and Backup Resource Allocation in Cloud Providers
Fujun He; Takehiro Sato; Bijoy Chand; Chatterjee; Takashi Kurimoto; Shigeo Urushidani; Eiji Oki
IEEE Transactions on Cloud Computing, Oct. 2022, Peer-reviewed

Column Generation Based Algorithm for Service Chaining Relaxing Visit Order and Routing Constraints
Takehiro Sato; Atsushi Kikuchi; Ryoichi Shinkuma; Eiji Oki
IEEE Global Communications Conference (GLOBECOM 2020), Dec. 2020, Peer-reviewed, Lead author, Corresponding author

Virtualized Network Graph Design and Embedding Model
Takehiro Sato; Takashi Kurimoto; Shigeo Urushidani; Eiji Oki
IEEE 9th International Conference on Cloud Networking (CloudNet 2020), Nov. 2020, Peer-reviewed, Lead author, Corresponding author

Program File Placement Strategies for Machine-to-machine Service Network Platform in Dynamic Scenario
Takehiro SATO; Eiji OKI
IEICE Transactions on Communications, Nov. 2020, Peer-reviewed, Lead author, Corresponding author

Demonstration of Service Function Chain Allocation with Network Service Header
Rui Kang; Fujun He; Takehiro Sato; Eiji Oki
16th International Conference on IP + Optical Network (iPOP 2020), Sep. 2020, Peer-reviewed

Optimization Model for Virtualized Network Graph Design and Embedding
Takehiro Sato; Takashi Kurimoto; Shigeo Urushidani; Eiji Oki
16th International Conference on IP + Optical Network (iPOP 2020), Sep. 2020, Peer-reviewed, Lead author

Multi-UAV Allocation Framework for Predictive Crime Deterrence and Data Acquisition
Kosei Miyano; Ryoichi Shinkuma; Narushige Shiode; Shino Shiode; Takehiro Sato; Eiji Oki
Internet of Things, Sep. 2020, Peer-reviewed

Performance of Hitless Defragmentation with Rerouting for Quasi 1+1 Protected Elastic Optical Networks
Eiji Oki; Takaaki Sawa; Fujun He; Takehiro Sato; Bijoy Chand Chatterjee
International Conference on Transparent Optical Networks (ICTON 2020), Jul. 2020, Peer-reviewed, Invited

Flow Control in SDN-Edge-Cloud Cooperation System with Machine Learning
Ryoichi Shinkuma; Yoshinobu Yamada; Takehiro Sato; Eiji Oki
The Second International Workshop on Network Meets Intelligent Computations (NMIC 2020), Jul. 2020, Peer-reviewed

Prioritized Transmission Control of Point Cloud Data Obtained by LIDAR Devices
Keiichiro Sato; Ryoichi Shinkuma; Takehiro Sato; Eiji Oki; Takanori Iwai; Takeo Onishi; Takahiro Nobukiyo; Dai Kanetomo; Kozo Satoda
IEEE Access, Jun. 2020, Peer-reviewed

Network Service Scheduling with Resource Sharing and Preemption
Yuncan Zhang; Fujun He; Takehiro Sato; Eiji Oki
IEEE Transactions on Network and Service Management, Jun. 2020, Peer-reviewed

Backup Network Design against Multiple Link Failures to Avoid Link Capacity Overestimation
Yuki Hirano; Fujun He; Takehiro Sato; Eiji Oki
IEEE Transactions on Network and Service Management, Jun. 2020, Peer-reviewed

Experiment and Availability Analytical Model of Cloud Computing System Based on Backup Resource Sharing and Probabilistic Protection Guarantee
Takehiro Sato; Fujun He; Eiji Oki; Takashi Kurimoto; Shigeo Urushidani
IEEE Open Journal of the Communications Society, May 2020, Peer-reviewed, Lead author, Corresponding author

Resilient Virtual Network Function Placement Model Based on Recovery Time Objectives
Naoki Hyodo; Takehiro Sato; Ryoichi Shinkuma; Eiji Oki
IEEE 21st International Conference on High Performance Switching and Routing (HPSR 2020), May 2020, Peer-reviewed

Shared Backup Resource Assignment for Middleboxes
Risa Fujita; Fujun He; Takehiro Sato; Eiji Oki
Elsevier Optical Switching and Networking, May 2020, Peer-reviewed, Invited

Demonstration of Network Service Header Based Service Function Chain Application with Function Allocation Model
Rui Kang; Fujun He; Takehiro Sato; Eiji Oki
IEEE/IFIP Network Operations and Management Symposium (NOMS 2020), Apr. 2020, Peer-reviewed

Defragmentation with Reroutable Backup Paths in Toggled 1+1 Protection Elastic Optical Networks
Takaaki Sawa; Fujun He; Takehiro Sato; Bijoy Chand Chatterjee; Eiji Oki
IEICE Transactions on Communications, Mar. 2020, Peer-reviewed

Virtual network function placement and routing for multicast service chaining using merged paths
Narumi Kiji; Takehiro Sato; Ryoichi Shinkuma; Eiji Oki
Elsevier Optical Switching and Networking, Feb. 2020, Peer-reviewed, Invited, Corresponding author
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Modeling of Utility Function for Real-Time Prediction of Spatial Information
Keiichiro Sato; Ryoichi Shinkuma; Takehiro Sato; Eiji Oki; Takanori Iwai; Takeo Onishi; Takahiro Nobukiyo; Dai Kanetomo; Kozo Satoda
IEEE Global Communications Conference (GLOBECOM 2019), Dec. 2019, Peer-reviewed

Preventive Start-Time Optimization to Determine Link Weights against Multiple Link Failures
Yuki Hirano; Fujun He; Takehiro Sato; Eiji Oki
IEEE 8th International Conference on Cloud Networking (CloudNet 2019), Nov. 2019, Peer-reviewed

Survivable Virtual Network Embedding Model with Shared Protection over Elastic Optical Network
Fujun He; Takehiro Sato; Eiji Oki
IEEE 8th International Conference on Cloud Networking (CloudNet 2019), Nov. 2019, Peer-reviewed

Virtual Network Function Allocation to Maximize Continuous Available Time of Service Function Chains
Rui Kang; Fujun He; Takehiro Sato; Eiji Oki
IEEE 8th International Conference on Cloud Networking (CloudNet 2019), Nov. 2019, Peer-reviewed

Edge Server Cooperation for Real-time Prediction of Spatial Information
Masahiro Kanbayashi; Ryoichi Shinkuma; Takehiro Sato; Eiji Oki
IEICE Transactions on Communications, Nov. 2019, Peer-reviewed

Multicast Routing Model to Minimize Number of Flow Entries in Software-Defined Network
Seiki Kotachi; Takehiro Sato; Ryoichi Shinkuma; Eiji Oki
20th Asia-Pacific Network Operations and Management Symposium (APNOMS 2019), Sep. 2019, Peer-reviewed

Virtual Network Function Placement for Service Chaining by Relaxing Visit Order and Non-Loop Constraints
Naoki Hyodo; Takehiro Sato; Ryoichi Shinkuma; Eiji Oki
IEEE Access, Aug. 2019, Peer-reviewed
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Optimization Model for Backup Resource Allocation in Middleboxes With Importance
Fujun He; Takehiro Sato; Eiji Oki
IEEE/ACM Transactions on Networking, Aug. 2019, Peer-reviewed

Spectrum Fragmentation Management in Elastic Optical Networks
Eiji Oki; Takehiro Sato; Bijoy Chand Chatterjee
21st International Conference on Transparent Optical Networks (ICTON 2019), Jul. 2019, Peer-reviewed, Invited

Fault-Tolerant Multipath Provisioning in Elastic Optical Networks
Kenta Takeda; Takehiro Sato; Ryoichi Shinkuma; Eiji Oki
24th OptoElectronics and Communications Conference/International Conference on Photonics in Switching and Computing 2019 (OECC/PSC 2019), Jul. 2019, Peer-reviewed

Defragmentation Considering Link Congestion in Toggled 1+1 Path Protected Elastic Optical Networks
Takaaki Sawa; Fujun He; Takehiro Sato; Bijoy Chand Chatterjee; Eiji Oki
24th OptoElectronics and Communications Conference/International Conference on Photonics in Switching and Computing 2019 (OECC/PSC 2019), Jul. 2019, Peer-reviewed

Prioritization of Mobile IoT Data Transmission Based on Data Importance Extracted From Machine Learning Model
Yuichi Inagaki; Ryoichi Shinkuma; Takehiro Sato; Eiji Oki
IEEE Access, Jul. 2019, Peer-reviewed
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Optimization of Network Service Scheduling with Resource Sharing and Preemption
Yuncan Zhang; Fujun He; Takehiro Sato; Eiji Oki
IEEE International Conference on High Performance Switching and Routing (HPSR 2019), May 2019, Peer-reviewed

Analysis of Network Architecture for Machine-to-Machine Service Network Platform
Takehiro Sato; Eiji Oki
15th International Conference on IP + Optical Network (iPOP2019), May 2019, Peer-reviewed

Virtual Network Function Placement and Routing Model for Multicast Service Chaining Based on Merging Multiple Service Paths
Narumi Kiji; Takehiro Sato; Ryoichi Shinkuma; Eiji Oki
IEEE International Conference on High Performance Switching and Routing (HPSR 2019), May 2019, Peer-reviewed

Optimization of Backup Resource Assignment for Middleboxes
Risa Fujita; Fujun He; Takehiro Sato; Eiji Oki
IEEE International Conference on High Performance Switching and Routing (HPSR 2019), May 2019, Peer-reviewed

Probabilistic Protection Model for Virtual Networks against Multiple Facility Node Failures
Fujun He; Takehiro Sato; Eiji Oki
15th International Conference on IP + Optical Network (iPOP2019), May 2019, Peer-reviewed

Flexible Scheduling Approach for Network Services in Virtual Networks
Yuncan Zhang; Fujun He; Takehiro Sato; Eiji Oki
15th International Conference on IP + Optical Network (iPOP2019), May 2019, Peer-reviewed

Master and Slave Controller Assignment Model against Multiple Failures in Software Defined Network
Fujun He; Takehiro Sato; Eiji Oki
53rd IEEE International Conference on Communications (ICC 2019), May 2019, Peer-reviewed

Program file placement problem for machine-to-machine service network platform
Takehiro Sato; Eiji Oki
IEICE Transactions on Communications, Mar. 2019, Peer-reviewed
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Backup Resource Allocation Model for Virtual Networks with Probabilistic Protection against Multiple Facility Node Failures
Fujun He; Takehiro Sato; Eiji Oki
15th International Conference on the Design of Reliable Communication Networks (DRCN 2019), Mar. 2019, Peer-reviewed

Utility Based Scheduling for Multi-UAV Search Systems in Disaster-Hit Areas
Kosei Miyano; Ryoichi Shinkuma; Narayan B. Mandayam; Takehiro Sato; Eiji Oki
IEEE Access, Feb. 2019, Peer-reviewed

Feature-Selection based Data Prioritization in Mobile Traffic Prediction using Machine Learning
Yoshinobu Yamada; Ryoichi Shinkuma; Takehiro Sato; Eiji Oki
2018 IEEE Global Communications Conference (GLOBECOM 2018), Dec. 2018, Peer-reviewed

Recent Research Progress on Spectrum Management Approaches in Software-Defined Elastic Optical Networks (invited paper)
Bijoy Chand Chatterjee; Takehiro Sato; Eiji Oki
Elsevier Optical Switching and Networking, Nov. 2018, Peer-reviewed, Invited

Defragmentation Using Reroutable Backup Paths in Toggled 1+1 Path Protected Elastic Optical Networks
Takaaki Sawa; Fujun He; Takehiro Sato; Bijoy Chand Chatterjee; Eiji Oki
2018 24th Asia-Pacific Conference on Communications (APCC 2018), Nov. 2018, Peer-reviewed

Optimization Model for Backup Resource Allocation in Middleboxes
Fujun He; Takehiro Sato; Eiji Oki
IEEE 7th International Conference on Cloud Networking (CloudNet 2018), Oct. 2018, Peer-reviewed

Utility Based Scheduling for Multi-UAV Search System in Disaster Scenarios
Kosei Miyano; Ryoichi Shinkuma; Eiji Oki; Takehiro Sato
2018 IEEE 7th Global Conference on Consumer Electronics, Oct. 2018, Peer-reviewed

Implementation and Testing of Failure Recovery Based on Backup Resource Sharing Model for Distributed Cloud Computing System
Takehiro Sato; Fujun He; Eiji Oki; Takashi Kurimoto; Shigeo Urushidani
IEEE 7th International Conference on Cloud Networking (CloudNet 2018), Oct. 2018, Peer-reviewed

Virtual Network Function Placement Model for Service Chaining to Relax Visit Order and Routing Constraints
Naoki Hyodo; Takehiro Sato; Ryoichi Shinkuma; Eiji Oki
IEEE 7th International Conference on Cloud Networking (CloudNet 2018), Oct. 2018, Peer-reviewed

Application-Triggered Automatic Distributed Cloud/Network Resource Coordination by Optically Networked Inter/Intra Data Center [Invited]
Naoaki Yamanaka; Satoru Okamoto; Masayuki Hirono; Yukihiro Imakiire; Wataru Muro; Takehiro Sato; Eiji Oki; Andrea Fumagalli; Malathi Veeraraghavan
Journal of Optical Communications and Networking, Jul. 2018, Peer-reviewed

Dynamic Energy Efficient Virtual Link Resource Reallocation Approach for Network Virtualization Environment
Shanming ZHANG; Takehiro SATO; Satoru OKAMOTO; Naoaki YAMANAKA
IEICE Transactions on Communications, Jul. 2018, Peer-reviewed

Backup Network Design Scheme for Multiple Link Failures to Avoid Overestimating Link Capacity
Yuki Hirano; Fujun He; Takehiro Sato; Eiji Oki
18th IEEE International Conference on High Performance Switching and Routing (HPSR 2018), Jun. 2018, Peer-reviewed

Robust Optimization Model for Backup Resource Allocation in Cloud Provider
Fujun He; Takehiro Sato; Bijoy Chand Chatterjee; Takashi Kurimoto; Shigeo Urushidani; Eiji Oki
IEEE International Conference on Communications (ICC 2018), May 2018, Peer-reviewed

Novel Automatic Service Restoration Technique by Using Self-Reconfiguration of Network Resources for a Disaster-struck Metro-Access Network
Takuya Kanai; Yumiko Senoo; Kota Asaka; Jun Sugawa; Hideaki Tamai; Hiroyuki Saito; Naoki Minato; Atsushi Oguri; Seiya Sumita; Takehiro Sato; Nobuhiko Kikuchi; Shun-ichi Matsushita; Takehiro Tsuritani; Satoru Okamoto; Naoaki Yamanaka; Ken-ichi Suzuki; Akihiro Otaka
IEEE/OSA Journal of Lightwave Technology, Apr. 2018, Peer-reviewed

Optical Interconnect Edge/center Cloud Network for Supporting Autonomous Vehicle Application
Naoaki Yamanaka; Andrea Fumagalli; Eiji Oki; Takehiro Sato; Malathi Veeraraghavan; Satoru Okamoto
20th Annual International Conference on Next Generation Internet and Related Technologies (Net-Centric 2017), Jan. 2018, Peer-reviewed

Network Function Virtualization: A Survey
Malathi VEERARAGHAVAN; Takehiro SATO; Molly BUCHANAN; Reza RAHIMI; Satoru OKAMOTO; Naoaki YAMANAKA
IEICE Transactions on Communications, Nov. 2017, Peer-reviewed, Invited

First-time Demonstration of Automatic Service Restoration by Using Inter-Central-Office OLT handover and Optical Path Switching in Metro-Access Network
Takuya Kanai; Yumiko Senoo; Kota Asaka; Jun Sugawa; Hideaki Tamai; Hiroyuki Saito; Naoki Minato; Atsushi Oguri; Seiya Sumita; Takehiro Sato; Nobuhiko Kikuchi; Shun-ichi Matsushita; Takehiro Tsuritani; Satoru Okamoto; Naoaki Yamanaka; Ken-ichi Suzuki; Akihiro Otaka
43rd European Conference on Optical Communications (ECOC 2017), Sep. 2017, Peer-reviewed

Hadoop-based Application Triggered Automatic Flow Switching in Electrical/Optical Hybrid Data-Center Network
Masayuki Hirono; Wataru Muro; Shu Sekigawa; Takehiro Sato; Satoru Okamoto; Naoaki Yamanaka
43rd European Conference on Optical Communications (ECOC 2017), Sep. 2017, Peer-reviewed

Experimental evaluation of fault recovery methods in Elastic Lambda Aggregation Network
Takehiro SATO; Yoshihiro ISAJI; Yusuke NAKAJIMA; Satoru OKAMOTO; Naoaki YAMANAKA
IEICE Communications Express (ComEX), Sep. 2017, Peer-reviewed

A Two-Layer Network Orchestrator Offering Trustworthy Connectivity to a ROS-Industrial Application
Behzad Mirkhanzadeh; Chencheng Shao; Ali Shakeri; Takehiro Sato; Miguel Razo-Razo; Marco Tacca; Andrea Fumagalli; Naoaki Yamanaka
19th International Conference on Transparent Optical Networks (ICTON 2017), Jul. 2017, Peer-reviewed

Hadoop Triggered Opt/Electrical Data-Center Orchestration Architecture for Reducing Power Consumption
Akira Yamashita; Wataru Muro; Masayuki Hirono; Takehiro Sato; Satoru Okamoto; Naoaki Yamanaka; Malathi Veeraraghavan
19th International Conference on Transparent Optical Networks (ICTON 2017), Jul. 2017, Peer-reviewed

光メトロ・アクセス統合型ネットワーク向け光アドホックネットワーク
伊佐治義大; 佐藤丈博; 岡本聡; 山中直明; 大木英司
電子情報通信学会和文論文誌B, Jul. 2017, Peer-reviewed

HOLST: Architecture design of energy-efficient data center network based on ultra high-speed optical switch
Masayuki Hirono; Takehiro Sato; Jun Matsumoto; Satoru Okamoto; Naoaki Yamanaka
23rd IEEE International Symposium on Local and Metropolitan Area Networks (LANMAN 2017), Jun. 2017, Peer-reviewed

Expected Capacity Guaranteed Routing Method based on Failure Probability of Links
Shu Sekigawa; Eiji Oki; Takehiro Sato; Satoru Okamoto; Naoaki Yamanaka
23rd IEEE International Symposium on Local and Metropolitan Area Networks (LANMAN 2017), Jun. 2017, Peer-reviewed

Logical optical line terminal technologies towards flexible and highly reliable metro and access integrated networks
Satoru Okamoto; Takehiro Sato; Naoaki Yamanaka
SPIE Photonics West 2017, Feb. 2017, Peer-reviewed

光M2Mサービスプラットフォームと産業用ロボット国際遠隔制御実験
山中直明; 吉兼昇; 佐藤丈博
月刊オプトロニクス, Dec. 2016, Peer-reviewed

Remote control experiments of an industrial robot using two distributed robot controllers
Takehiro Sato; Chencheng Shao; Jorge Nicho; Noboru Yoshikane; Satoru Okamoto; Naoaki Yamanaka; Miguel Razo; Marco Tacca; Andrea Fumagalli
19th Annual International Conference on Next Generation Internet and Related Technologies (Net-Centric 2016), Oct. 2016, Peer-reviewed

First Demonstration of Geographically Unconstrained Control of an Industrial Robot by Jointly Employing SDN-based Optical Transport Networks and Edge Compute
Noboru Yoshikane; Takehiro Sato; Yoshihiro Isaji; Chencheng Shao; Marco Tacca; Satoru Okamoto; Takaya Miyazawa; Takamitsu Oshima; Chihiro Yokoyama; Yoshihumi Sumida; Hidetsugu Sugiyama; Masahiro Miyabe; Toru Katagiri; Naoaki Kakegawa; Shuichi Matsumoto; Yoshinori Ohara; Ikuo Sato; Akihiro Nakamura; Sota Yoshida; Kenji Ishii; Soichiro Kametani; Jorge Nicho; Jonathan Meyer; Shaun Edwards; Paul Evants; Takehiro Tsuritani; Hiroaki Harai; Miguel Razo; Donald Hicks; Andrea Fumagalli; Naoaki Yamanaka
21st OptoElectronics and Communications Conference / International Conference on Photonics in Switching (OECC/PS 2016), Jul. 2016, Peer-reviewed

Demonstration of SDN/OpenFlow-Based Path Control for Large-Scale Multi-Domain/Multi-Technology Optical Transport Networks
Shan Gao; Xiaoyuan Cao; Takehiro Sato; Takaya Miyazawa; Sota Yoshida; Noboru Yoshikane; Takehiro Tsuritani; Hiroaki Harai; Satoru Okamoto; Naoaki Yamanaka
IEICE TRANSACTIONS ON COMMUNICATIONS, Jul. 2016, Peer-reviewed

A Study on Open vSwitch Queues Toward Realizing a Multi-QoS Campus Network
Takehiro Sato; Naoaki Yamanaka; Hunter Werlla; Marco Tacca; Andrea Fumagalli
IEEE 17th International Conference on High Performance Switching and Routing (HPSR 2016) Workshop, Jun. 2016, Peer-reviewed

Time estimation of logical optical line terminal migration for Elastic Lambda Aggregation Network
Yoshihiro ISAJI; Takehiro SATO; Hidetoshi TAKESHITA; Satoru OKAMOTO; Naoaki YAMANAKA
IEICE Communications Express (ComEX), Mar. 2016, Peer-reviewed

エラスティック光アグリゲーションネットワークにおけるTDMAによるOLT仮想化を用いたONU接続保持手法
佐藤丈博; 小番麻斗; 竹下秀俊; 岡本聡; 山中直明; 大木英司
電子情報通信学会和文論文誌B, Mar. 2016, Peer-reviewed

Energy-efficient Reliable Optical Metro/Access Integrated Network Using Virtualization Technology
Takehiro SATO
Keio University, Jan. 2016, Peer-reviewed

Nationwide Demonstration of Software Defined Optical Transport Networking via Multi-domain Orchestration
Xiaoyuan Cao; Noboru Yoshikane; Takehiro Tsuritani; Sota Yoshida; Shan Gao; Masaki Tanaka; Ryo Mikami; Takaya Miyazawa; Nobuhiko Ito; Yoshihiro Isaji; Takehiro Sato; Satoru Okamoto; Hideo Iwamoto; Toru Katagiri; Takamasa Kobayashi; Naoki Kakegawa; Tsutomu Kawada; Shinji Tanaka; Rie Hayashi; Takafumi Hamano; Kouichi Genda
18th Annual International Conference on Next Generation Internet and Related Technologies (SDN/MPLS 2015), Nov. 2015, Peer-reviewed

SDN controlled Virtual OLT Migration trial over JGN-X testbed network
Yoshihiro Isaji; Takehiro Sato; Hidetoshi Takeshita; Satoru Okamoto; Naoaki Yamanaka
18th Annual International Conference on Next Generation Internet and Related Technologies (SDN/MPLS 2015), Nov. 2015, Peer-reviewed

Logical Optical Line Terminal Placement Optimization in the Elastic Lambda Aggregation Network With Optical Distribution Network Constraints
Takehiro SATO; Kunitaka ASHIZAWA; Hidetoshi TAKESHITA; Satoru OKAMOTO; Naoaki YAMANAKA; Eiji OKI
IEEE/OSA Journal of Optical Communications and Networking, Sep. 2015, Peer-reviewed

Delay-sensitive slot allocation method minimizing switching idle time in PLZT optical switch for active optical access network
Kunitaka ASHIZAWA; Takehiro SATO; Hidetoshi TAKESHITA; Satoru OKAMOTO; Naoaki YAMANAKA; Eiji OKI; Andrea FUMAGALLI; Malathi VEERARAGHAVAN
IEICE Communications Express (ComEX), Jul. 2015, Peer-reviewed

SDN/OpenFlow-based Unified Control of 100 Gb/s-Class Core/Metro/Access Optical Networks
Xiaoyuan Cao; Noboru Yoshikane; Takehiro Tsuritani; Teppei Yamaguchi; Takehiro Sato; Satoru Okamoto; Takaya Miyazawa; Hiroaki Harai
17th Annual International Conference on Next Generation Internet and Related Technologies (SDN/MPLS2014), Nov. 2014, Peer-reviewed

TDMA-Based OLT Sharing Method to Improve Disaster Tolerance in Elastic Lambda Aggregation Network
Asato Kotsugai; Takehiro Sato; Hidetoshi Takeshita; Satoru Okamoto; Naoaki Yamanaka
40th European Conference on Optical Communications (ECOC 2014), Sep. 2014, Peer-reviewed

Experimental Report of Elastic Lambda Aggregation Network (EλAN) Control Method for SDN-based Carrier Class Network
Teppei Yamaguchi; Takehiro Sato; Hidetoshi Takeshita; Satoru Okamoto; Naoaki Yamanaka
12th International Conference on Optical Internet (COIN 2014), Aug. 2014, Peer-reviewed

Using Optical-Approaches to Raise Energy Efficiency of Future Central and/or Linked Distributed Data Center Network Services
Naoaki YAMANAKA; Hidetoshi TAKESHITA; Satoru OKAMOTO; Takehiro SATO
International Journal of Networking and Computing, Jul. 2014, Peer-reviewed

エラスティック光アグリゲーションネットワークにおける論理OLTのマイグレーション手法
佐藤丈博; 樋口雄紀; 竹下秀俊; 岡本聡; 山中直明; 大木英司
電子情報通信学会和文論文誌B, Jul. 2014, Peer-reviewed

Energy Efficiency of Future Central and/or Linked Distributed Function Network Using Optical Technologies
Naoaki Yamanaka; Hidetoshi Takeshita; Satoru Okamoto; Takehiro Sato; Shanming Zhang
19th European Conference on Networks and Optical Communications (NOC 2014), Jun. 2014, Peer-reviewed

SDN/NFV based disaster recovery method in Elastic Lambda Aggregation Network (EλAN)
Asato Kotsugai; Takehiro Sato; Hidetoshi Takeshita; Satoru Okamoto; Naoaki Yamanaka
10th International Conference on IP + Optical Network (iPOP 2014), May 2014, Peer-reviewed

Creating Future Energy Efficient Network Services through Optical Technologies
Naoaki Yamanaka; Hidetoshi Takeshita; Satoru Okamoto; Akiko Hirao; Takehiro Sato
2013 1st International Symposium on Computing and Networking - Across Practical Development and Theoretical Research - (CANDAR 2013), Dec. 2013, Peer-reviewed

Optimum Multicast Time Slot Allocation in Active Optical Access Network
Yuji Shimada; Takehiro Sato; Kazumasa Tokuhashi; Hidetoshi Takeshita; Satoru Okamoto; Naoaki Yamanaka
10th Conference on Lasers and Electro-Optics Pacific Rim, and The 18th OptoElectronics and Communications Conference / Photonics in Switching 2013, Jul. 2013, Peer-reviewed

A Study on Network Control Method in Elastic Lambda Aggregation Network (EλAN)
Takehiro Sato; Kazumasa Tokuhashi; Hidetoshi Takeshita; Satoru Okamoto; Naoaki Yamanaka
2013 IEEE Conference on High Performance Switching and Routing (HPSR 2013), Jul. 2013, Peer-reviewed

Creating New Generation Optical Network Service
Naoaki Yamanaka; Hidetoshi Takeshita; Satoru Okamoto; Takehiro Sato
15th International Conference on Transparent Optical Networks (ICTON2013), Jun. 2013, Peer-reviewed

OpenFlow-based Multi-layer Service Adaptation Control Method in Elastic Lambda Aggregation Network (EλAN)
Yuki Higuchi; Yuji Shimada; Takehiro Sato; Satoru Okamoto; Naoaki Yamanaka
9th International Conference on IP+Optical Network (iPOP2013), May 2013, Peer-reviewed

Next Generation Green Metro/Access Network Architecture using Time-slot-based Optical Aggregation Network for Multi-service Access
Naoaki YAMANAKA; Hidetoshi TAKESHITA; Kazumasa TOKUHASHI; Takehiro SATO
Cyber Journals: Journal of Selected Areas in Telecommunications (JSAT), Feb. 2013, Peer-reviewed

A Study of Multicast Delivery System Using PLZT Optical Switch on Active Optical Access network
Yuji Shimada; Takehiro Sato; Kazumasa Tokuhashi; Daisuke Ishii; Masayasu Yamaguchi; Satoru Okamoto; Naoaki Yamanaka
World Telecommunications Congress (WTC 2012), Mar. 2012, Peer-reviewed

Scalable Active Optical Access Network Using Variable High-Speed PLZT Optical Switch/Splitter
Kunitaka ASHIZAWA; Takehiro SATO; Kazumasa TOKUHASHI; Daisuke ISHII; Satoru OKAMOTO; Naoaki YAMANAKA; Eiji OKI
IEICE Transactions on Communications, Mar. 2012, Peer-reviewed

2×2光スイッチを用いた高信頼・低光損失光アグリゲーションネットワークの設計手法
佐藤丈博; 芦沢國正; 徳橋和将; 石井大介; 岡本聡; 大木英司; 山中直明
電子情報通信学会和文論文誌B, Nov. 2011, Peer-reviewed

A Study of Next Generation Metro-Access Hybrid Scalable Network by Using PLZT Ultra High Speed Optical Wavelength Selective Switch
Yutaro Hara; Takehiro Sato; Yuji Shimada; Kunitaka Ashizawa; Kazumasa Tokuhashi; Daisuke Ishii; Satoru Okamoto; Naoaki Yamanaka
1st International Symposium on Access Spaces (IEEE-ISAS 2011), Jun. 2011, Peer-reviewed

A Study of Slot Switching-based All-Optical Service Aggregation Network
Takehiro Sato; Kunitaka Ashizawa; Kazumasa Tokuhashi; Daisuke Ishii; Satoru Okamoto; Eiji Oki; Naoaki Yamanaka
7th International Conference on IP + Optical Network (iPOP 2011, Jun. 2011, Peer-reviewed

A Design Method of High-availability and Low-optical-loss Optical Aggregation Network Architecture
Takehiro Sato; Kunitaka Ashizawa; Kazumasa Tokuhashi; Daisuke Ishii; Satoru Okamoto; Eiji Oki; Naoaki Yamanaka
1st International Symposium on Access Spaces (IEEE-ISAS 2011), Jun. 2011, Peer-reviewed

On-Demand Multicast Slot Allocation Scheme for Active Optical Access Network Using PLZT High-Speed Optical Switches
Kunitaka ASHIZAWA; Takehiro SATO; Kazumasa TOKUHASHI; Daisuke ISHII; Satoru OKAMOTO; Naoaki YAMANAKA; Eiji OKI
Cyber Journals: Journal of Selected Areas in Telecommunications (JSAT), May 2011, Peer-reviewed

Extended MPCP Slot Data Transmission Experimental System for Active Optical Access Network
Kazumasa Tokuhashi; Takehiro Sato; Kunitaka Ashizawa; Daisuke Ishii; Satoru Okamoto; Naoaki Yamanaka
15th OptoElectronics and Communications Conference (OECC 2010), Jul. 2010, Peer-reviewed

Presentations

プログラマブルデータプレーンにおけるサービスファンクションチェイン移行の実装
西見優輝; 山田卓大; 佐藤丈博; 大木英司
電子情報通信学会ネットワークシステム研究会, 16 May 2025

耐故障性を備えた仮想化ネットワークグラフの設計と埋め込み
佐藤丈博; 栗本崇; 漆谷重雄; 大木英司
電子情報通信学会ネットワークシステム研究会, 01 Mar. 2024

Software-defined Networkにおけるフロー移行時間の確率分布を考慮した更新モデルの性能評価
釆山怜央; 佐藤丈博; 大木英司
電子情報通信学会ネットワークシステム研究会, 01 Mar. 2024

エラスティック光ネットワークにおけるコア間クロストーク由来のフラグメンテーションを考慮した光パス設定モデルの性能評価
竹田健太; 佐藤丈博; Bijoy Chand Chatterjee; 大木英司
電子情報通信学会フォトニックネットワーク研究会, 23 Jan. 2024

複数のサービスファンクションチェインの同時更新において状態の一貫性を保証するスケジューリングモデルの性能評価
高橋知基; 佐藤丈博; 大木英司
電子情報通信学会ネットワークシステム研究会, 02 Mar. 2023

サービス機能チェインの数が変動する状況下におけるネットワークスライス再構成のためのオンライン深層強化学習
徳田魁吏; 佐藤丈博; 大木英司
電子情報通信学会ネットワークシステム研究会, 02 Mar. 2023

仮想化ネットワーク更新における輻輳を回避するスケジューリングモデル
佐藤丈博; 栗本崇; 漆谷重雄; 大木英司
電子情報通信学会ネットワークシステム研究会, 02 Mar. 2023

Software-defined Networkにおける負荷に応じた系内滞在時間に基づく耐故障性コントローラ配置モデルの性能評価
野田真志; 佐藤丈博; 大木英司
電子情報通信学会ネットワークシステム研究会, 02 Mar. 2023

Resource allocation models for efficient and fault-tolerant software-defined networks
Takehiro Sato; Seiki Kotachi; Ryoichi Shinkuma; Eiji Oki
IEICE International Conference on Emerging Technologies for Communications (ICETC 2022), 01 Dec. 2022, Invited

エラスティック光ネットワークにおけるコア間クロストークとコア内信号劣化を考慮した光パス設定モデルの性能評価
竹田健太; 佐藤丈博; Bijoy Chand Chatterjee; 大木英司
電子情報通信学会フォトニックネットワーク研究会, 27 Jan. 2022

【招待講演】仮想化ネットワークのグラフ設計および埋め込みモデル
佐藤丈博; 栗本崇; 漆谷重雄; 大木英司
電気関係学会関西連合大会, 05 Dec. 2021, Invited

Service Chain Provisioning Considering Traffic Changing Effect of Virtualized Network Functions
Shintaro Ozaki; Takehiro Sato; Eiji Oki
電子情報通信学会ネットワークシステム研究会, 09 Sep. 2021

Jointly Inter-core XT and Intra-core Impairment Aware Resource Allocation Model in Space-division Multiplexing Elastic Optical Networks
Kenta Takeda; Takehiro Sato; Bijoy Chand Chatterjee; Eiji Oki
電子情報通信学会フォトニックネットワーク研究会, 02 Mar. 2021

仮想化ネットワークのグラフ設計および埋め込みモデルの性能評価
佐藤丈博; 栗本崇; 漆谷重雄; 大木英司
電子情報通信学会ネットワークシステム研究会, 22 Jan. 2021

【招待講演】サービスチェイニングにおける仮想ネットワーク機能配置および経路決定モデル
佐藤丈博; 大木英司
電気関係学会関西連合大会, 15 Nov. 2020, Invited

Column generation based heuristic algorithm for service chain provisioning problem relaxing visit order and routing constraints
Atsushi Kikuchi; Takehiro Sato; Ryoichi Shinkuma; Eiji Oki
2020年電子情報通信学会総合大会, 03 Mar. 2020

エラスティック光ネットワークにおけるマルチパス設定のための経路最適化効果の検証
竹田健太; 佐藤丈博; 新熊亮一; 大木英司
電子情報通信学会関西支部第25回学生会研究発表講演会, Mar. 2020

［奨励講演］Service chain provisioning model with relaxation of virtual network function visit order and non-loop constraints
Naoki Hyodo; Takehiro Sato; Ryoichi Shinkuma; Eiji Oki
電子情報通信学会ネットワークシステム研究会, Dec. 2019, Invited

［ポスター講演］Prioritized Transmission of Mobile IoT Data Using Machine Learning Models
Yuichi Inagaki; Ryoichi Shinkuma; Takehiro Sato; Eiji Oki
電子情報通信学会超知性ネットワーキングに関する分野横断型研究会（RISING）, Nov. 2019

［ポスター講演］Modeling of Utility Function for Real-time Prediction of Spatial Information Using Machine Learning
Keiichiro Sato; Ryoichi Shinkuma; Takehiro Sato; Eiji Oki; Takahiro Iwai; Takeo Onishi; Takahiro Nobukiyo; Dai Kanetomo; Kozo Satoda
電子情報通信学会超知性ネットワーキングに関する分野横断型研究会（RISING）, Nov. 2019

Optimization of Link Weights against Multiple Link Failures
Yuki Hirano; Fujun He; Takehiro Sato; Eiji Oki
電子情報通信学会ネットワークシステム研究会, Nov. 2019

Performance of Backup Resource Assignment for Middleboxes
Risa Fujita; Fujun He; Takehiro Sato; Eiji Oki
電子情報通信学会ネットワークシステム研究会, Nov. 2019

Performance Evaluation of Network Service Scheduling Model with Resource Sharing and Preemption
Yuncan Zhang; Fujun He; Takehiro Sato; Eiji Oki
電子情報通信学会ネットワーク仮想化研究会, Nov. 2019

Allocation of Virtual Network Function Maximizing Continuous Available Time of Service Function Chains
Rui Kang; Fujun He; Takehiro Sato; Eiji Oki
電子情報通信学会ネットワーク仮想化研究会, Nov. 2019

【招待講演】Machine-to-Machineサービスプラットフォームに向けたプログラムファイル配置問題
佐藤丈博; 大木英司
電気関係学会関西連合大会, Nov. 2019, Invited

Backup Resource Allocation Model against Multiple Controller Failures in Software Defined Network
Fujun He; Takehiro Sato; Eiji Oki
電子情報通信学会フォトニックネットワーク研究会, Aug. 2019

Utility-function modeling scheme for real-time prediction of spatial information
Keiichiro Sato; Ryoichi Shinkuma; Takehiro Sato; Eiji Oki; Takahiro Iwai; Takeo Onishi; Takahiro Nobukiyo; Dai Kanetomo; Kozo Satoda
電子情報通信学会センサネットワークとモバイルインテリジェンス研究会, Jul. 2019, Invited

Fault-Tolerant Multipath Provisioning Scheme to Minimize Required Spectrum Resource in Elastic Optical Networks
Kenta Takeda; Takehiro Sato; Ryoichi Shinkuma; Eiji Oki
電子情報通信学会フォトニックネットワーク研究会, Mar. 2019

実空間情報のリアルタイム予測におけるクラウドセンシングのための報酬配分
高木理絵子; 稲垣悠一; 新熊亮一; Fatos Xhafa; 佐藤丈博; 大木英司
電子情報通信学会モバイルネットワークとアプリケーション研究会, Mar. 2019

Backup Resource Assignment for Middleboxes
Risa Fujita; Fujun He; Takehiro Sato; Eiji Oki
電子情報通信学会ネットワークシステム研究会, Mar. 2019

Defragmentation Scheme Based on Rerouting and Toggling Paths in 1+1 Path Protected Elastic Optical Networks
Takaaki Sawa; Fujun He; Takehiro Sato; Bijoy Chand; Chatterjee; Eiji Oki
電子情報通信学会フォトニックネットワーク研究会, Jan. 2019

実空間情報のリアルタイム予測における効用関数のモデル化の検討
佐藤圭一郎; 新熊亮一; 佐藤丈博; 大木英司; 岩井孝法; 大西健夫; 信清貴宏; 金友大; 里田浩三
電子情報通信学会モバイルネットワークとアプリケーション研究会, Jan. 2019

リアルタイム予測情報配信のための特徴量選択アンサンブルによる重要データ抽出の検討
酒井拓海; 稲垣悠一; 新熊亮一; 大木英司; 佐藤丈博
電子情報通信学会モバイルネットワークとアプリケーション研究会, Jan. 2019

予測精度を考慮したリアルタイム予測情報配信のためのエッジ連携モデルの評価
上林将大; 新熊亮一; 佐藤丈博; 大木英司
電子情報通信学会モバイルネットワークとアプリケーション研究会, Jan. 2019

クラウドコンピューティングシステムにおけるバックアップ資源共有モデルに基づく障害復旧実験
佐藤丈博; 何馥君; 大木英司; 栗本崇; 漆谷重雄
電子情報通信学会ネットワーク仮想化研究会, Nov. 2018

Backup Network Design to Protect against Multiple Link Failures
Yuki Hirano; Fujun He; Takehiro Sato; Eiji Oki
電子情報通信学会ネットワークシステム研究会, Oct. 2018

Mathematical model of virtual network function placement for service chaining with relaxing visit order and routing constraints
Naoki Hyodo; Takehiro Sato; Ryoichi Shinkuma; Eiji Oki
電子情報通信学会ネットワークシステム研究会, Oct. 2018

M2Mサービスネットワークプラットフォームにおけるプログラムファイル配置法のモデル化および発見的アプローチ
佐藤丈博; 大木英司
電子情報通信学会ネットワーク仮想化研究会, Sep. 2018

モバイルトラヒック予測への寄与度を用いたデータの優先制御
山田祥允; 新熊亮一; 佐藤丈博; 大木英司
電子情報通信学会モバイルネットワークとアプリケーション研究会, Aug. 2018

［奨励講演］救助支援を目的としたUAVシステムのための効用ベーススケジューリング手法の評価
宮野功晟; 新熊亮一; 大木英司; 佐藤丈博
電子情報通信学会モバイルネットワークとアプリケーション研究会, Aug. 2018, Invited

エッジコンピューティングを用いた複数UAVによる捜索システムのためのスケジューリング方式の評価
宮野功晟; 新熊亮一; 大木英司; 佐藤丈博
電子情報通信学会モバイルネットワークとアプリケーション研究会, Jan. 2018

光L2網におけるマルチドメインに対応するアドレス割り当ての検討
鑓田幸大; 佐藤丈博; 岡本聡; 山中直明
電子情報通信学会フォトニックネットワーク研究会, Nov. 2017

光L2網における電気ラベル版フレーム構成
岡本聡; 鑓田幸大; 佐藤丈博; 山中直明
電子情報通信学会ソサイエティ大会, Sep. 2017

トラフィックパターンを考慮したデータセンタ指向フロー判定手法の提案
今給黎薫弘; 佐藤丈博; 岡本聡; 山中直明
電子情報通信学会フォトニックネットワーク研究会, Aug. 2017

SDN光トランスポートネットワークとエッジコンピュータを活用した産業用ロボットの遠隔制御実証実験
吉兼昇; 佐藤丈博; 岡本聡; 宮澤高也; 大島貴光; 横山智大; 角田佳史; 杉山秀次; 宮部正剛; 片桐徹; 掛川直樹; 松本修一; 小原義徳; 佐藤郁男; 中村彰宏; 吉田聡太; 石井健二; 亀谷聡一郎; 釣谷剛宏; 原井洋明; Chencheng Shao; Marco Tacca; Andrea Fumagalli; 山中直明
電子情報通信学会フォトニックネットワーク研究会, Apr. 2017, Invited

仮想プログラマブル光エッジを用いた省電力エッジコンピューティング
松本隼; 佐藤丈博; 岡本聡; 山中直明; 須貝和雄; 村中孝行
電子情報通信学会ネットワークシステム研究会, Mar. 2017

エラスティック光アグリゲーションネットワーク(EλAN)における光アドホックネットワークの波長予約手法
伊佐治義大; 佐藤丈博; 岡本聡; 山中直明
電子情報通信学会フォトニックネットワーク研究会, Mar. 2017

Hadoopにおけるシャッフルヘビータスク判別手法の提案
室航; 廣野将行; 松本隼; 佐藤丈博; 岡本聡; 山中直明
電子情報通信学会フォトニックネットワーク研究会, Mar. 2017

エラスティック光アグリゲーションネットワーク(EλAN)におけるレストレーション及びTDMA型救済実験
伊佐治義大; 中島悠佑; 佐藤丈博; 岡本聡; 山中直明
電子情報通信学会第13回フォトニックネットワーク研究会学生ワークショップ, Mar. 2017

エラスティックλアグリゲーションネットワークにおける光アドホック通信実現のためのルーチング手法に関する検討
佐藤丈博; 伊佐治義大; 岡本聡; 山中直明
電子情報通信学会総合大会, Mar. 2017

仮想プログラマブル光エッジにおけるQoSおよび省電力性の検討
松本隼; 鑓田幸大; 佐藤丈博; 岡本聡; 山中直明
電子情報通信学会総合大会, Mar. 2017

HOLST:超高速光スイッチによる省電力データセンターネットワークアーキテクチャの設計
廣野将行; 佐藤丈博; 松本隼; 岡本聡; 山中直明
電子情報通信学会フォトニックネットワーク研究会, Nov. 2016

光L2網実現を目指した仮想通信処理プロセッサによるプログラマブルノード構成
岡本聡; 松本隼; 佐藤丈博; 山中直明
電子情報通信学会フォトニックネットワーク研究会, Sep. 2016

エラスティックλアグリゲーションネットワークにおける論理OLTの同時マイグレーション実験
佐藤丈博; 伊佐治義大; 中島悠佑; 今給黎薫弘; 岡本聡; 山中直明
電子情報通信学会ソサイエティ大会, Sep. 2016

仮想通信処理プロセッサを用いたプログラマブル光エッジ構成
岡本聡; 松本隼; 佐藤丈博; 山中直明
電子情報通信学会ソサイエティ大会, Sep. 2016

PLZT光スイッチを用いた省電力指向データセンター光ネットワークアーキテクチャ
廣野将行; 伊佐治義大; 中島悠佑; 佐藤丈博; 岡本聡; 竹下秀俊; 山中直明
電子情報通信学会フォトニックネットワーク研究会, Mar. 2016

エラスティック光アグリゲーションネットワーク(EλAN)における光アドホックネットワーク実現のためのリモートONUの提案
岡本聡; 関井貴大; 伊佐治義大; 佐藤丈博; 山中直明
電子情報通信学会フォトニックネットワーク研究会, Mar. 2016

エラスティックλアグリゲーションネットワーク(EλAN)におけるトラヒック変動に対応したネットワーク再構成実験
竹下秀俊; 山口哲平; 芦沢國正; 佐藤丈博; 小番麻斗; 山中直明; 岡本聡
電子情報通信学会総合大会, Mar. 2015

TDMAによる論理OLT仮想化を用いたONU群救済手法の提案
岡本聡; 小番麻斗; 佐藤丈博; 竹下秀俊; 山中直明
電子情報通信学会フォトニックネットワーク研究会, Sep. 2014

エラスティックλアグリゲーションネットワークにおける論理OLTのマイグレーション実験 -ネットワーク機能の仮想化による論理OLTのマイグレーション-
竹下秀俊; 樋口雄紀; 佐藤丈博; 小番麻斗; 岡本聡; 山中直明
電子情報通信学会ネットワークシステム研究会, Mar. 2014

エラスティックλアグリゲーションネットワーク(EλAN)におけるOAM及び複数サービス収容手法の考察
岡本聡; 佐藤丈博; 大木英司; 竹下秀俊; 山中直明
電子情報通信学会総合大会, Mar. 2014

EλAN実現に向けたOpenFlowプロトコルを用いたマルチレイヤネットワーク制御実験
岡本聡; 高山; 菊田洸; 佐藤丈博; 竹下秀俊; 山中直明
電子情報通信学会ソサイエティ大会, Sep. 2013

OpenFlowプロトコルを用いたMPLS-TP/光空間スイッチマルチレイヤネットワーク制御実験
岡本聡; 高山; 菊田洸; 佐藤丈博; 竹下秀俊; 山中直明
電子情報通信学会フォトニックネットワーク研究会, Aug. 2013

エラスティック光アグリゲーションネットワークにおける複数OLTが協調動作するTDM網の検討
山口哲平; 樋口雄紀; 佐藤丈博; 竹下秀俊; 岡本聡; 山中直明
電子情報通信学会フォトニックネットワーク研究会, Mar. 2013

エラスティック光アグリゲーションネットワークにおける動的帯域割り当て計算の並列化に向けた一検討
山口哲平; 樋口雄紀; 島田悠司; 佐藤丈博; 竹下秀俊; 岡本聡; 山中直明
電子情報通信学会第9回フォトニックネットワーク研究会学生ワークショップ, Mar. 2013

エラスティックλアグリゲーションネットワーク(EλAN)の提案
岡本聡; 佐藤丈博; 竹下秀俊; 山中直明
電子情報通信学会総合大会, Mar. 2013

アクティブ光アクセスネットワークによるPLZT光スイッチを用いたIPTVシステム
島田悠司; 佐藤丈博; 徳橋和将; 竹下秀俊; 岡本聡; 山中直明
9th IEEE Tokyo Young Researchers Workshop, Nov. 2012

低消費電力化に向けた光アクセスネットワークアーキテクチャおよびONUスリープモードに関する一検討
樋口雄紀; 島田悠司; 佐藤丈博; 徳橋和将; 石井大介; 岡本聡; 山中直明
電子情報通信学会フォトニックネットワーク研究会, Jan. 2012

アクティブ光アクセスネットワークにおけるPLZT光スイッチを用いたマルチキャストシステムの検討
島田悠司; 佐藤丈博; 徳橋和将; 石井大介; 山口正泰; 岡本聡; 山中直明
電子情報通信学会フォトニックネットワーク研究会, Nov. 2011

光アグリゲーションネットワークにおけるスケーラブルな動的帯域割当方式の検討
島田悠司; 佐藤丈博; 芦沢國正; 徳橋和将; 石井大介; 岡本聡; 大木英司; 山中直明
電子情報通信学会フォトニックネットワーク研究会, Jun. 2011

PLZT光スイッチを用いた光マルチキャスト配信システムの実装
佐藤丈博; 島田悠司; 原侑太郎; レンステトヨハン; 芦沢國正; 徳橋和将; 石井大介; 岡本聡; 山中直明
電子情報通信学会第5回フォトニックネットワーク研究会学生ワークショップ, Mar. 2011

PLZT超高速光波長選択スイッチによるメトロ・アクセス融合型次世代スケーラブルネットワークの一検討
原侑太郎; 島田悠司; 佐藤丈博; 芦沢國正; 徳橋和将; 石井大介; 岡本聡; 山中直明
電子情報通信学会ネットワークシステム研究会, Mar. 2011

低光損失および高信頼性を備えた大規模光スイッチネットワークの設計手法
佐藤丈博; 芦沢國正; 徳橋和将; 石井大介; 岡本聡; 大木英司; 山中直明
電子情報通信学会フォトニックネットワーク研究会, Feb. 2011

光アグリゲーションネットワークのための超高速波長選択光スイッチング技術
原侑太郎; 島田悠司; 佐藤丈博; 芦沢國正; 徳橋和将; 石井大介; 岡本聡; 山中直明
7th IEEE Tokyo Young Researchers Workshop, Nov. 2010

超高速光スイッチを用いた次世代高信頼光アクセスネットワーク
佐藤丈博; 芦沢國正; 徳橋和将; 石井大介; 岡本聡; 山中直明
7th IEEE Tokyo Young Researchers Workshop, Nov. 2010

アクティブ光アクセスネットワークにおける2系統の光ツリーによるプロテクション方式
佐藤丈博; 芦沢國正; 徳橋和将; 石井大介; 岡本聡; 山中直明
電子情報通信学会フォトニックネットワーク研究会, Mar. 2010

アクティブ光アクセスネットワークにおけるプロテクション方式の実装のための研究課題
佐藤丈博; 芦沢國正; 徳橋和将; 石井大介; 岡本聡; 山中直明
電子情報通信学会第3回フォトニックネットワーク研究会学生ワークショップ, Mar. 2010

Industrial Property Rights

特許5588548, 特願2013-147901, 光アクセスネットワークシステム及び伝送経路切替方法
吉本直人; 木村俊二; 石井比呂志; 吉田智暁; 浅香航太; 山中直明; 岡本聡; 佐藤丈博; 小番麻斗

Awards

28 May 2023
IEEE International Conference on Communications (ICC 2023), Best Paper Award
Deployment Model for Parallelized Service Function Chains with Considering Traffic-Delay Dependency, International society
Chenlu Zhang, Takehiro Sato, Eiji Oki

09 Jun. 2022
The Institute of Electronics, Information and Communication Engineers, Best Paper Award
Multicast Routing Model to Minimize Number of Flow Entries in Software-Defined Network
Seiki Kotachi, Takehiro Sato, Ryoichi Shinkuma, Eiji Oki

15 Sep. 2021
IEICE Communications Society, Distinguished Contributions Award

29 May 2019
IEEE Communications Society, IEEE HPSR 2019 Excellent Paper Award

13 May 2019
Institute of Electronics, Information and Communication Engineers (IEICE), IEICE Communications Society Best Tutorial Paper Award

21 Apr. 2018
Funai Foundation for Information Technology (FFIT), Funai Information Technology Award for Young Researchers

17 Jun. 2011
IEEE-ISAS 2011 Best Paper Award

External funds: Kakenhi

処理性能の不確定性を考慮したサービスチェインのマッピングとスケジューリング方式
Grant-in-Aid for Scientific Research (B)
Basic Section 60060:Information network-related
Kyoto University
大木英司
From 01 Apr. 2021, To 31 Mar. 2024, Granted
ネットワーク機能仮想化;マッピング;スケジューリング
https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-21H03426/

Research on resource allocation method for service chaining based on approach of applied mathematical programming
Grant-in-Aid for Early-Career Scientists
Basic Section 21020:Communication and network engineering-related
Kyoto University
Takehiro Sato
From 01 Apr. 2019, To 31 Mar. 2022, Project Closed
ネットワーク仮想化;サービスチェイニング;資源割り当て;列生成法;ネットワーク制御;ネットワーク機能仮想化;応用数理計画
https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-19K14980/

Control scheme to control reliable optical networks utilizing wavelength spectrum resources
Grant-in-Aid for Scientific Research (B)
Basic Section 60060:Information network-related
Kyoto University
Eiji Oki
From 01 Apr. 2018, To 31 Mar. 2021, Project Closed
エラスティック光ネットワーク;無瞬断フラグメンテーション;パスプロテクション;パスの切り替え;経路変更;光ネットワーク;無瞬断デフラグメンテーション,;1+1 パスプロテクション;パスの切り替え
https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-18H03230/

再構成コストに基づく動的なネットワーク資源割り当て制御
Grant-in-Aid for Scientific Research (B)
Basic Section 60060:Information network-related
Kyoto University
佐藤丈博
From 01 Apr. 2023, To 31 Mar. 2027, Granted
情報通信ネットワーク;資源割り当て;再構成コスト
https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-23H03382/

再構成コストに基づく動的なネットワーク資源割り当て制御
Grant-in-Aid for Scientific Research (B)
Basic Section 60060:Information network-related
Kyoto University
佐藤丈博
From 01 Apr. 2023, To 31 Mar. 2027, Granted
情報通信ネットワーク;資源割り当て;再構成コスト
https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-23K28072/

External funds: others

Reliable edge-cloud coordinated network robust to changing conditions
Japan Science and Technology Agency, PRESTO
From 01 Oct. 2023, To 31 Mar. 2027
Takehiro Sato
Principal Investigator

Last Updated :2025/05/08

Education

Teaching subject(s)

From 01 Apr. 2024, To 31 Mar. 2025
Telecommunication Networks
6034, Fall, Faculty of Engineering, 2

From 01 Apr. 2024, To 31 Mar. 2025
Information Theory
6013, Fall, Faculty of Engineering, 2

From 01 Apr. 2024, To 31 Mar. 2025
Practice of Electrical and Electronic Engineering
6201, Spring, Faculty of Engineering, 2

From 01 Apr. 2024, To 31 Mar. 2025
Information and Communication Engineering
6115, Spring, Faculty of Engineering, 2

From 01 Apr. 2024, To 31 Mar. 2025
Information Networks
3628, Spring, Graduate School of Informatics, 2

From 01 Apr. 2023, To 31 Mar. 2024
Information and Communication Engineering
6115, Spring, Faculty of Engineering, 2

From 01 Apr. 2023, To 31 Mar. 2024
Telecommunication Networks
6034, Fall, Faculty of Engineering, 2

From 01 Apr. 2023, To 31 Mar. 2024
Information Theory
6013, Fall, Faculty of Engineering, 2

From 01 Apr. 2023, To 31 Mar. 2024
Practice of Electrical and Electronic Engineering
6201, Spring, Faculty of Engineering, 2

From 01 Apr. 2023, To 31 Mar. 2024
Information Networks
3628, Spring, Graduate School of Informatics, 2

From 01 Apr. 2022, To 31 Mar. 2023
Fundamental Practice of Electrical & Electronic Engineering
6119, Fall, Faculty of Engineering, 2

From 01 Apr. 2022, To 31 Mar. 2023
Telecommunication Networks
6034, Fall, Faculty of Engineering, 2

From 01 Apr. 2022, To 31 Mar. 2023
Information and Communication Engineering
6115, Spring, Faculty of Engineering, 2

From 01 Apr. 2022, To 31 Mar. 2023
Information Networks
3628, Spring, Graduate School of Informatics, 2

From Apr. 2018, To Mar. 2019
Fundamental Practice of Electrical & Electronic Engineering
Fall, 工学部

From Apr. 2019, To Mar. 2020
Fundamental Practice of Electrical & Electronic Engineering
Fall, 工学部

From Apr. 2020, To Mar. 2021
Fundamental Practice of Electrical & Electronic Engineering
Fall, 工学部

From Apr. 2021, To Mar. 2022
Fundamental Practice of Electrical & Electronic Engineering
Fall, 工学部

Student achievements: Awards

テレコムシステム技術学生賞奨励賞
Kenta Takeda, 公益財団法人電気通信普及財団, 13 Mar. 2024

若手研究奨励賞
佐藤圭一郎, 電子情報通信学会モバイルネットワークとアプリケーション研究専門委員会, 10 Jul. 2019

優秀ポスター発表賞
稲垣悠一, 電子情報通信学会超知性ネットワーキングに関する分野横断型研究会（RISING）, 27 Nov. 2019

若手研究奨励賞
兵頭直樹, 電子情報通信学会ネットワークシステム研究会, 20 Dec. 2019

電子情報通信学会関西支部学生会支部長賞（奨励賞）
竹田健太, 電子情報通信学会関西支部, 02 Mar. 2020

Last Updated :2025/05/08

Administration

Faculty management (title, position)

From 01 Apr. 2023, To 31 Mar. 2024
ハラスメント窓口相談員

From 01 Apr. 2022, To 31 Mar. 2023
広報WG委員

From 01 Apr. 2022, To 31 Mar. 2023
図書WG委員

From 01 Apr. 2019, To 31 Mar. 2021
情報セキュリティWG委員

From 01 Apr. 2019, To 31 Mar. 2021
システム運用WG委員

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Sato, Takehiro

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External funds: Kakenhi

External funds: others

Education

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