Kim Sangyuep | NTT R&D Website
Communication network physical layers Digital signal processing Softwarization Related Contents
https://www.rd.ntt/e/organization/researcher/special/s_059.html
Technologies for Promptly Understanding Network Conditions When Large-scale System Failure Occurs | NTT R&D Website
for Promptly Understanding Network Conditions When Large-scale System Failure Occurs communication
https://www.rd.ntt/e/research/JN202310_23442.html
Network Control System Configuration Technologies for Advanced Network Operation | NTT R&D Website
collecting traffic-flow statistical information, telemetry, and communication delay for network operation
https://www.rd.ntt/e/research/JN202211_20114.html
APN-controller Technology for IOWN Service Provision and Expansion | NTT R&D Website
analyzes various device and network information across service and wavelength layers to provide rapid
https://www.rd.ntt/e/research/JN202311_23716.html
Optical Transmission Technology for Practical Implementation of the All-Photonics Network | NTT R&D Website
sophistication in communication network usage and the COVID-19 pandemic, there has been a rapid increase in
https://www.rd.ntt/e/research/JN202211_20087.html
Research and Development for Pioneering a New Communications Paradigm with Wide-area Coverage | NTT R&D Website
Innovative Optical and Wireless Network (IOWN) and the 6th-generation mobile communication system (6G). These
https://www.rd.ntt/e/research/JN202205_18109.html
Progress in the Development of IOWN Technology | NTT R&D Website
individual layers such as communications and IT, but no matter how fast the network is, the best-effort
https://www.rd.ntt/e/research/JN202203_17534.html
Designing Quantum Computers|NTT R&D Website
advantages in areas ranging from quantum sensing and imaging [2] to quantum communication [3] and computation
https://www.rd.ntt/e/research/JN202103_10981.html
Secure Optical Transport Network|NTT R&D Website
Secure Optical Transport Network|NTT R&D Website NTT R&D Website Research&Activity Secure Optical
https://www.rd.ntt/e/research/JN202111_16202.html
Overview of Research in Laboratories
materials science and to revolutionize information communication technology by creating novel materials and
https://www.rd.ntt/e/brl/result/activities/file/report16/report00E.html
Taking the Challenge to Create Novel High-temperature Superconductors and Access New Physical Phenomena by Using a Thin-film Growth Method sui generis | NTT R&D Website
Taking the Challenge to Create Novel High-temperature Superconductors and Access New Physical
https://www.rd.ntt/e/research/JN202309_23098.html
Keynote Speech 1|Report on the NTT R&D Forum 2021|NTT R&D Website
between people. All-Photonics Network The framework of IOWN consists of three major layers and four
https://www.rd.ntt/e/forum/2021/keynote_1.html
Annual_report_2023_E.pdf
Science Proposal and systematic design of quantum computation, communication, network and metrology
https://www.rd.ntt/brl/brl/result/activities/file/annual_report/Annual_report_2023_E.pdf
Annual_report_2023_E.pdf
Science Proposal and systematic design of quantum computation, communication, network and metrology
https://www.rd.ntt/e/brl/result/activities/file/annual_report/Annual_report_2023_E.pdf
Pioneering Valley Physics with Two-dimensional Semiconductors | NTT R&D Website
information and communication technologies form the foundation of people’s lives and economic activities, and
https://www.rd.ntt/e/research/JN202604_38943.html
Inclusive Core: Integrative and Cooperative Network Architecture for the 6G/IOWN Era - White paper | NTT R&D Website
Cooperative Network Architecture for the 6G/IOWN Era - White paper Executive Summary Mobile communication
https://www.rd.ntt/e/ns/inclusivecore/whitepaper_ver2.html
Data-centric Infrastructure for Supporting Data Processing in the IOWN Era and Its Proof of Concept | NTT R&D Website
access network that connects physical and cyberspace and for the connections between datacenters (which
https://www.rd.ntt/e/research/JN202311_23718.html
Photonic Implementation of Reservoir Computing | NTT R&D Website
. Hashimoto, “Neural Schrödinger Equation: Physical Law as Deep Neural Network,” IEEE Trans. Neural Netw
https://www.rd.ntt/e/research/JN202206_18595.html
Inclusive Core: Integrative and Cooperative Network Architecture for the 6G/IOWN Era - White paper | NTT R&D Website
Cooperative Network Architecture for the 6G/IOWN Era - White paper Executive Summary Mobile communication
https://www.rd.ntt/e/ns/inclusivecore/whitepaper_ver1.html
Standardization Trends in Technologies Related to Fixed-line Networks | NTT R&D Website
continues to discuss the physical, data-link, and control/management layers. During these discussions, SG15
https://www.rd.ntt/e/research/JN202311_23702.html
Microsoft Word - ñžHˆ,S¤ó¯ëü·Ö³¢Ûï¤ÈÚüÑ_r2.0-r1.1Ùü¹.docx
, should lead to new communication services in the form of Cyber-Physical Systems (CPS), environments that
https://www.rd.ntt/e/ns/2023/11/09/InclusiveCore-Whitepaper-v2.1_en.pdf
Microsoft Word - ñžHˆ,S¤ó¯ëü·Ö³¢Ûï¤ÈÚüÑ_r1.1.docx
, should lead to new communication services in the form of Cyber-Physical Systems (CPS), environments that
https://www.rd.ntt/e/ns/2023/11/07/InclusiveCore-Whitepaper en r1.2.pdf
Badminton × Ultra-realistic Communication Technology Kirari!|NTT R&D Website
Badminton × Ultra-realistic Communication Technology Kirari!|NTT R&D Website NTT R&D Website
https://www.rd.ntt/e/research/JN202110_15548.html
Supporting a Well-being Society that Integrates the Digital and Real Worlds | NTT R&D Website
society that has accompanied the development of information and communication technology, this article
https://www.rd.ntt/e/research/JN202208_19103.html
I Want to Think from a Broader Perspective to Achieve My Ultimate Goal | NTT R&D Website
/2023 I Want to Think from a Broader Perspective to Achieve My Ultimate GoalNTT Access Network Service
https://www.rd.ntt/e/research/JN202212_20304.html
Operation to Achieve Robust Networks | NTT R&D Website
as the physical network layer, logical network layer, and service layer. However, this has taken a
https://www.rd.ntt/e/research/JN202310_23440.html
Annual_report_2020_E.pdf
computation, communication, network and metrology schemes including architectures. Superconducting Quantum
https://www.rd.ntt/e/brl/result/activities/file/annual_report/Annual_report_2020_E.pdf
LASOLV™ Computing System: Hybrid Platform for Efficient Combinatorial Optimization | NTT R&D Website
Innovation in the Physical World, NTT Technical Review, Jan 2020. Junya Arai, Satoshi Yagi, Hiroyuki Uchiyama
https://www.rd.ntt/e/research/JN20191127_h.html
Report on the NTT R&D Forum — Road to IOWN 2022|NTT R&D Website
on the Innovative Optical and Wireless Network (IOWN). It is based on the keynote speech given by
https://www.rd.ntt/e/forum/2022/keynote_2.html
R&D Activities to Implement an Access Network for the IOWN Era | NTT R&D Website
equipment configuration, including the service, transmission and physical layers, to understand the impact
https://www.rd.ntt/e/research/JN202408_28842.html
Studying Multimodal Interactions: Understanding Dialogue Mechanisms through Combined Observation of Speech, Language, and Body Movement|NTT R&D Website
. We have modeled the entirety of natural communication in four different layers: a “high-order layer
https://www.rd.ntt/e/research/RDNTT20210901.html
RECOMMENDED EXHIBITIONS | NTT R&D Website
across network layers and quickly calculate the ripple effects on services through the collaboration of
https://www.rd.ntt/e/forum/2024/recommend.html
Annual_report_2019_E.pdf
researchers attended and discussed various topics on network comput ing based on var ious physical systems and
https://www.rd.ntt/e/brl/result/activities/file/annual_report/Annual_report_2019_E.pdf
Report_16_E.pdf
, electronics, informatics, and medicine, conduct basic research in the fields of materials science, physical
https://www.rd.ntt/e/brl/result/activities/file/report16/Report_16_E.pdf
Coherent Optical-amplifier-repeater Transmission Will Enable Optical Transmission over Longer Distances and with Larger Capacities | NTT R&D Website
rapid increase in communication traffic in Japan. NTT has been endeavoring to increase the capacity and
https://www.rd.ntt/e/research/JN202512_37464.html
Annual_report_2024_E.pdf
for measuring and controlling extremely small vibrations by using light and explore novel physical
https://www.rd.ntt/brl/brl/result/activities/file/annual_report/Annual_report_2024_E.pdf
NTTBrl_honbun_E_250225.indd
technologies for measuring and controlling extremely small vibrations by using light and explore novel physical
https://www.rd.ntt/brl/result/activities/file/annual_report/NTTBrl_E_250321_print.pdf
Report on the NTT R&D Forum 2021|NTT R&D Website
Wireless Network (IOWN) initiative in which the NTT Group as a whole is engaged. Keynote Speeches/Special
https://www.rd.ntt/e/forum/2021/
OpticalNetworkControllerNBISpecification_V1.0.1.xlsx
Cover Optical Network Controller Northbound Interface Specification V1.0.1 November 20, 2025
https://www.rd.ntt/e/ns/2025/11/28/OpticalNetworkControllerNBISpecification_V1.0.1.xlsx
NTT_TRFSW_2022_E.pdf
where communication has been difficult in the past. Furthermore, the network will expand to outer space
https://www.rd.ntt/e/download/NTT_TRFSW_2022_E.pdf
NTTBrl_honbun_E_230228_final.indd
Science Proposal and systematic design of quantum computation, communication, network and metrology
https://www.rd.ntt/brl/brl/result/activities/file/annual_report/Annual_report_2022_E.pdf
NTTBrl_honbun_E_230228_final.indd
Science Proposal and systematic design of quantum computation, communication, network and metrology
https://www.rd.ntt/e/brl/result/activities/file/annual_report/Annual_report_2022_E.pdf
OpticalNetworkControllerSBISpecificationTAPI_V1.0.1.xlsx
Cover Optical Network Controller Southbound Interface Specification (Optical Network Controller
https://www.rd.ntt/e/ns/2025/11/28/OpticalNetworkControllerSBISpecificationTAPI_V1.0.1.xlsx
Signal Processing Research Group | NTT Communication Science Laboratories | NTT R&D Website
adaptation for neural network language models with factorised hidden layers," IEICE Transactions on
https://www.rd.ntt/e/cs/team_project/media/signal/
NTTBrl_honbun_E_260302.indd
Science Proposal and systematic design of quantum computation, communication, network and metrology
https://www.rd.ntt/brl/result/activities/file/annual_report/NTTBrl_E_260310_print.pdf
Research Activities in NTT Basic Research Laboratories
electron-electron interactions and tunneling between two layers, and exhibit novel physical properties that
https://www.rd.ntt/e/brl/result/activities/file/report01/BRLReports_E.pdf
Fault-tolerant Technology for Quantum Information Processing and Its Implementation Methods|NTT R&D Website
computations, and develop a large-scale quantum network, it is necessary to carry out fault-tolerant processing
https://www.rd.ntt/e/research/JN202103_11045.html
信号処理研究グループ|NTTコミュニケーション科学基礎研究所|NTT R&D Website
neural network language models with factorised hidden layers," IEICE Transactions on Information and
https://www.rd.ntt/cs/team_project/media/signal/
Microsoft Word - 01_akasaka-E.doc
} microfacet of the regrown Mg-doped GaN layers, respectively. The {11-20} Fabry-Perot cavity mirror of the
https://www.rd.ntt/e/brl/result/activities/file/report04/BRLReports_E.pdf
Aiming to Build Neural Networks and Quantum Computers through Analog Manipulation of Light Waves | NTT R&D Website
desired output. The reservoir can be a fixed, complex network, and many physical reservoir computers have
https://www.rd.ntt/e/research/JN202411_30167.html
Activity report
Evaluation of Number of Graphene Layers Grown on SiC Recently, graphene has attracted much attention as a
https://www.rd.ntt/e/brl/result/activities/file/report07/BRLreport_2007E.pdf
If We Pursue Research Properly and Correctly, We Will Accumulate Knowledge That Will Make a Valuable Contribution to Academia | NTT R&D Website
Valuable Contribution to AcademiaNTT Communication Science Laboratories If We Pursue Research Properly and
https://www.rd.ntt/e/research/JN202211_20065.html
Data-driven Medical and Health Support Created Using Bio-digital Twin|NTT R&D Website
hope for the future as well as their physical and mental health. To achieve these goals, we believe
https://www.rd.ntt/e/research/JN202105_13473.html
en_01
fields. Information and Communication Technology (ICT), which connects distant strangers all over the
https://www.rd.ntt/e/dtc/DTC_Whitepaper_en_2_0_0.pdf
BRLreport_2006E.pdf
) to create new concepts and guiding principles for network and information-processing technologies
https://www.rd.ntt/e/brl/result/activities/file/report06/BRLreport_2006E.pdf
NTT物性科学基礎研究所の研究活動
, physical science and optical science. Since our management principle is based on an "open door" policy, we
https://www.rd.ntt/e/brl/result/activities/file/report13/Report_13_e.pdf
A Digital World of Humans and Society-Digital Twin Computing | NTT R&D Website
interaction between the lower network and upper application layers. In Digital Twin Computing, as well, we
https://www.rd.ntt/e/research/JN20200117_h.html
Materials and Sensing Technologies for Constructing On-chip Biological Models | NTT R&D Website
Basic Research Laboratories NTT Communication Science Laboratories Materials and Sensing Technologies
https://www.rd.ntt/e/research/JN202403_25265.html
Microsoft Word - DTC reference model_ver.2.0.docx
made up of four main layers (Process industry physical space, Communication system, Digital Twin and
https://www.rd.ntt/_assets/pdf/iown/reference-model_en_2_0.pdf
Report_14_E.pdf
, physical science and optical science. Since our management principle is based on an "open door" policy, we
https://www.rd.ntt/e/brl/result/activities/file/report14/Report_14_E.pdf
I Would Like to See a World in Which All Engineers Have a Cybersecurity Background | NTT R&D Website
information and communication technology (ICT) technology and social science; (iii) establishment of new
https://www.rd.ntt/e/research/JN202206_18432.html
BRLReports_E.pdf
“Resonant Communication“. As we move toward our goals, we continue to pioneer research fields by developing
https://www.rd.ntt/e/brl/result/activities/file/report02/BRLReports_E.pdf
論文|NTT物性科学基礎研究所|NTT R&D Website
), 1369+ (2021). K. Azuma, S. Bauml, T. Coopmans, D. Elkouss, and B. Li "Tools for quantum network design
https://www.rd.ntt/brl/result/publications/paper_2021.html
Publications | NTT Basic Research Laboratories | NTT R&D Website
+ (2021). K. Azuma, S. Bauml, T. Coopmans, D. Elkouss, and B. Li "Tools for quantum network design" AVS
https://www.rd.ntt/e/brl/result/publications/paper_2021.html
ica2003cdma.dvi
. Macro-cell geometry with a physical layout of the cell-of-interest and the first two layers of
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/data/0184.pdf
Research Activities
offers long-term stable communication to living tissues for biomedical and information and communication
https://www.rd.ntt/e/brl/result/activities/file/report11/Report_11.pdf
Research Activities
three research areas at NTT Basic Research Laboratories (NTT-BRL), namely Materials Science, Physical
https://www.rd.ntt/e/brl/result/activities/file/report10/Report_2010E.pdf
BRLReports_E.pdf
Superconducting Filters for Wireless Communication Superconducting microwave devices can realize future wireless
https://www.rd.ntt/e/brl/result/activities/file/report03/BRLReports_E.pdf
Report_12.pdf
sandwiched by GaN barrier layers and has abrupt hetero-interfaces without any monolayer steps. The abrupt
https://www.rd.ntt/brl/result/activities/file/report12/Report_12.pdf
Report_12.pdf
sandwiched by GaN barrier layers and has abrupt hetero-interfaces without any monolayer steps. The abrupt
https://www.rd.ntt/e/brl/result/activities/file/report12/Report_12.pdf
report_2005E.pdf
) to create new concepts and guiding principles for network and information-processing technologies
https://www.rd.ntt/e/brl/result/activities/file/report05/report_2005E.pdf
english.pdf
barriers to the future network. So, we are pushing research of quantum information processing, ultimate
https://www.rd.ntt/e/brl/result/activities/file/report00/english.pdf
Report_15_E.pdf
Neuronal Growth 30 Physical Science Laboratory ◆ Observing Semiconducting Band-gap Alignment in MoS2 Layers
https://www.rd.ntt/e/brl/result/activities/file/report15/Report_15_E.pdf
論文|NTT物性科学基礎研究所|NTT R&D Website
. Kou, S. Namiki, and K. Yamada "Implementing Optical Analog Computing and Electrooptic Hopfield Network
https://www.rd.ntt/brl/result/publications/paper_2024.html
Publications | NTT Basic Research Laboratories | NTT R&D Website
, and K. Yamada "Implementing Optical Analog Computing and Electrooptic Hopfield Network by Silicon
https://www.rd.ntt/e/brl/result/publications/paper_2024.html
OpticalNetworkControllerNBISpecification_V1.0.1.xlsx
または保証するものではありません。 参考情報(問い合わせ先等) 利用規約 リヨウキヤク 本仕様書はLF ONMI(Linux Foundation Open Network Modeling and
https://www.rd.ntt/ns/2025/11/28/OpticalNetworkControllerNBISpecification_V1.0.1.xlsx
OpticalNetworkControllerNBISpecification.xlsx
または保証するものではありません。 参考情報(問い合わせ先等) 利用規約 リヨウキヤク 本仕様書はLF ONMI(Linux Foundation Open Network Modeling and
https://www.rd.ntt/ns/2025/08/26/OpticalNetworkControllerNBISpecification.xlsx
OpticalNetworkControllerSBISpecificationTAPI_V1.0.1.xlsx
、NTTがそれらの利用を許諾または保証するものではありません。 参考情報(問い合わせ先等) 利用規約 リヨウキヤク 本仕様書はLF ONMI(Linux Foundation Open Network
https://www.rd.ntt/ns/2025/11/28/OpticalNetworkControllerSBISpecificationTAPI_V1.0.1.xlsx
OpticalNetworkControllerSBISpecificationTAPI.xlsx
、NTTがそれらの利用を許諾または保証するものではありません。 参考情報(問い合わせ先等) 利用規約 リヨウキヤク 本仕様書はLF ONMI(Linux Foundation Open Network
https://www.rd.ntt/ns/2025/08/26/OpticalNetworkControllerSBISpecificationTAPI.xlsx
NTT-BRL Research Activities Vol 19
-Walled Carbon Nanotubes ♦ Number-of-Layers Dependence of Electronic Properties of Epitaxial Few-Layer
https://www.rd.ntt/e/brl/result/activities/file/report08/BRLreport_2008E.pdf
ai_constellation_blueprint_en.pdf
include the visual, auditory, and physical senses. The Rise of Large Language Models AI Constellation is a
https://www.rd.ntt/e/cds/ai-constellation/ai_constellation_blueprint_en.pdf
Abstracts of all papers, ICA2003
paper investigates the possibility of using a network of radial basis function (RBF) units for
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/abst.html
Abstracts of all papers, ICA2003
paper investigates the possibility of using a network of radial basis function (RBF) units for
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/abst.htm
abst.pdf
Univ. Japan Publications Chair: Kiyotoshi Matsuoka Kyushu Inst. of Tech. Japan Communication Chair
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/abst.pdf
abst.pdf
Univ. Japan Publications Chair: Kiyotoshi Matsuoka Kyushu Inst. of Tech. Japan Communication Chair
https://www.rd.ntt/cs/team_project/icl/signal/ica2003/cdrom/abst.pdf
Report_16_J.pdf
: Innovations in NGN - Future Network and Services, Best Paper Award (2nd place)、平成22年度科学技術分野の文部科学大臣表彰若手科学者賞の各賞
https://www.rd.ntt/brl/result/activities/file/report16/Report_16_J.pdf
Publication
photonic crystal nanocavity lasers" Physical Review A Vol. 99, No. 5. [abstract] Sylvain Sergent, Masato
https://www.rd.ntt/npc/group/ryouna-g/publication-j.html
Publication
photonic crystal nanocavity lasers" Physical Review A Vol. 99, No. 5. [abstract] Sylvain Sergent, Masato
https://www.rd.ntt/npc/group/ryouna-g/publication.html
Publication
, H. Sawada, and M. Notomi, "Optoelectronic Recurrent Neural Network Using Optical-Electrical-Optical
https://www.rd.ntt/brl/group_introduction/butsuna-g/publication.html
Publication
, H. Sawada, and M. Notomi, "Optoelectronic Recurrent Neural Network Using Optical-Electrical-Optical
https://www.rd.ntt/brl/group_introduction/butsuna-g/publication-j.html
NTT物性科学基礎研究所の研究活動
https://www.rd.ntt/brl/result/activities/file/report08/BRLreport_2008J.pdf
Report_15_J.pdf
- Future Network and Services, Best Paper Award (2nd place)、平成22年度科学技術分野の文部科学大臣表彰若手科学者賞の各賞 を受賞。 IEEE、応用物理学会
https://www.rd.ntt/brl/result/activities/file/report15/Report_15_J.pdf
Activity report
https://www.rd.ntt/brl/result/activities/file/report07/BRLreport_2007J.pdf
Report_14_J.pdf
、量子光制御研究グ ループ主幹研究員。平成 20 年 ITU-T Kaleidoscope Academic Conference: Innovations in NGN - Future Network
https://www.rd.ntt/brl/result/activities/file/report14/Report_14_J.pdf
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