「Optical fiber sensing」の検索結果（131件）

Existing Optical Communication Infrastructure Will Lead the Future of Social Contribution through Optical Fiber Sensing Technology | NTT R&D Website

Optical Fiber Sensing Technology | NTT R&D Website NTT R&D Website Research&Activity Existing Optical

https://www.rd.ntt/e/research/JN202601_37939.html

Yoshifumi Wakisaka | NTT R&D Website

/center/dept High-performance, multifunctional optical fiber sensing By integrating cutting-edge optical

https://www.rd.ntt/e/organization/researcher/special/s_105.html

Optical fiber access technologies | NTT Access Network Service Systems Laboratories | NTT R&D Website

Optical fiber access technologies | NTT Access Network Service Systems Laboratories | NTT R&D

https://www.rd.ntt/e/as/theme/02.html

C21-e.pdf

Commercialization Schedule #Safety & Security #Risk Management Underground optical fiber cables monitor the urban

https://www.rd.ntt/forum/2025/doc/C21-e.pdf

NTT | Exhibits | Tsukuba Forum 2026

Technology Recmd We will exhibit a submarine 4-core multi-core optical fiber cable technology developed to

https://www.rd.ntt/e/as/tforum/companylist_nttc1.html

Hiroshi Takahashi | NTT R&D Website

/center/dept Optical measurement technologies for environmental monitoring using optical fiber networks We

https://www.rd.ntt/e/organization/researcher/special/s_085.html

Optical-lattice-clock-network Technology for Gravitational Potential Sensing | NTT R&D Website

Optical-lattice-clock-network Technology for Gravitational Potential Sensing | NTT R&D Website NTT

https://www.rd.ntt/e/research/JN202304_21619.html

Other Corporations | Exhibits | Tsukuba Forum 2026

"Fiber Optic Smart Sensing" utilizing existing optical fiber cables. 【Main Exhibits】 【Summary】 Optical

https://www.rd.ntt/e/as/tforum/companylist_other.html

Takeo Sasai | NTT R&D Website

Member, Optical Fiber Communication Conference (OFC), Subcommittee S4 (Fiber Sensing and Microwave

https://www.rd.ntt/e/organization/researcher/special/s_106.html

Past and Future Prospects for Advanced Operation of Access Network Facilities | NTT R&D Website

cables and advanced optical-fiber sensing technology The other operational innovation initiative that is

https://www.rd.ntt/e/research/JN202307_22286.html

E10_leaf_e.pdf

optical fiber networks Decision support of snow removal from roads using optical sensing Smart

https://www.rd.ntt/forum/2023/doc/E10_leaf_e.pdf

ANSL_inner_0205_Blue_e_A

optical fiber sensing (vibrations and temperature) to detect abnormalities. Enables optimization of

https://www.rd.ntt/e/download/ANSL_pdf_e.pdf

Overview of 4D digital platform™. Background, objectives, technical components and value proposition｜NTT R&D Website

precise sensing of the land using an optical lattice clock proposed by Professor Hidetoshi Katori with the

https://www.rd.ntt/e/4ddpf/0001.html

笹井　健生 | NTT R&D Website

役員等 2026年　OFC2026 Workshop "Toward Holistic Network and Environment Visibility: Are Fiber Sensing and

https://www.rd.ntt/organization/researcher/special/s_106.html

Activities for Detailing the Architecture of the Open APN and Promoting Its Practical Application | NTT R&D Website

commercial products. ・The optical switch is a commercial switch that supports 1550 nm. ・The sensing fiber is

https://www.rd.ntt/e/research/JN202312_24189.html

About Us | NTT Access Network Service Systems Laboratories | NTT R&D Website

network, and satellite MIMO/sensing technology for ultra-coverage. Optical Fiber Access Technology

https://www.rd.ntt/e/as/overview/

NTTAS_EN_omote

areas through fiber-optic sensing for installed optical fiber cables. Aim to realize efficient

https://www.rd.ntt/e/download/NTTAS_2024Pamphlet_EN.pdf

Kazuhide Nakajima | NTT R&D Website

/SG15, ITU-T 2011-2019 Technical Program Committee, Optical Fiber Sensing (OFS) 2013-2023 Chairman, WG

https://www.rd.ntt/e/organization/researcher/fellow/f_012.html

NTT | Exhibits | Tsukuba Forum 2026

for expanding the use of fiber sensing with the aim of promoting the early introduction of optical

https://www.rd.ntt/e/as/tforum/companylist_nttc5.html

NTT(List of recommended exhibits) | Exhibits | Tsukuba Forum 2026

remotely using optical fiber sensing, on-site workload can be further reduced. In the future, we aim to

https://www.rd.ntt/e/as/tforum/companylist_nttc6.html

Standardization Trends in Technologies Related to Fixed-line Networks | NTT R&D Website

Networks fixed-line network optical fiber optical connector Confronted by the development of various

https://www.rd.ntt/e/research/JN202311_23702.html

R&D Activities to Implement an Access Network for the IOWN Era | NTT R&D Website

signals, and optical signals for optical fiber sensing. It is also necessary to respond to needs by

https://www.rd.ntt/e/research/JN202408_28842.html

Optical Technologies for Optical Quantum Computing with Continuous Variables | NTT R&D Website

optical quantum computers using optical fiber communication technology. Toshikazu Hashimoto／Takeshi Umeki

https://www.rd.ntt/e/research/JN202304_21560.html

Accelerating Practical Application of 4-core Optical Fiber with the Same Cladding Diameter as Current Optical Fiber and Advancing Power-over-fiber Technology | NTT R&D Website

Accelerating Practical Application of 4-core Optical Fiber with the Same Cladding Diameter as

https://www.rd.ntt/e/research/JN202502_32098.html

Innovative Network for 2030 (Beyond 2020) | NTT R&D Website

environmental data through optical fiber sensing as a regional environmental data platform (Fig. 5). Fig. 5

https://www.rd.ntt/e/research/JN20200122_h.html

Updates | NTT R&D Website

Communication Infrastructure Will Lead the Future of Social Contribution through Optical Fiber Sensing

https://www.rd.ntt/e/update_information/

Creating New Value: Access Networks to Support a Sustainable Society | NTT R&D Website

a sustainable model is necessary. This optical-fiber sensing technology collects and analyzes the

https://www.rd.ntt/e/research/JN202408_28840.html

Research on Ultra-high-speed Mach-Zehnder Electro-optic Modulators for Long-distance Optical Transmission of 1 Terabit per Second｜NTT R&D Website

of sensing, electro-optic modulators are used to generate optical frequency combs (used for measuring

https://www.rd.ntt/e/research/JN202201_16974.html

Visible-light Planar Lightwave Circuit Technology and Integrated Laser-light-source Module for Smart Glasses｜NTT R&D Website

technology For optical fiber communications, NTT is conducting research and development on a component

https://www.rd.ntt/e/research/JN202101_9664.html

Journal | NTT Device Technology Laboratories | NTT R&D Website

NTT Technical review（July 2024 Vol. 22 No. 7） ・Leading the World in Optical Devices and Photonics

https://www.rd.ntt/e/dtl/library/research.html

4D digital platform™｜NTT R&D Website

precision optical frequency transfer via 240-km-long telecommunications fiber

https://www.rd.ntt/e/4ddpf/

Access Network Technologies to Implement IOWN | NTT R&D Website

, optical fiber access technology, infrastructure technology, and operation technology, to achieve its

https://www.rd.ntt/e/research/JN202207_18784.html

Progress in the Development of IOWN Technology | NTT R&D Website

-Photonic Network (Open APN), IOWN for Mobile Network, Fiber Sensing for Open APN, Data-Centric

https://www.rd.ntt/e/research/JN202203_17534.html

R&D History | NTT R&D Website

Successful field test of a short-distance optical fiber transmission system. Developed optical fiber base

https://www.rd.ntt/e/about/chronicle/

Achieving IOWN/6G and Creating New Value with World-leading Technologies | NTT R&D Website

.6 Tbit/s Optical Transmission Experiment with Multi-core Fiber Cable Installed in a Field

https://www.rd.ntt/e/research/JN202405_26173.html

Expectations and Prospects for Innovation in Quantum Technology | NTT R&D Website

of magnitude higher performance than fiber-optic gyroscopes, and ultrahigh-precision clocks (optical

https://www.rd.ntt/e/research/JN202304_21549.html

"Tunable Light Source by Electric-field Control" Technology for High-quality, Low-latency Communications | NTT R&D Website

tunable light source electric-field control optical sensing The Innovative Optical and Wireless Network

https://www.rd.ntt/e/research/JN202211_20165.html

NTT R&D FORUM 2025 Event Report | NTT R&D Website

2," as well as sustainability, represented by optical fiber sensing, autonomous and remote driving

https://www.rd.ntt/e/forum/2025/

Latest Research Contents | NTT Basic Research Laboratories | NTT R&D Website

-high precision optical frequency transfer via 240-km-long telecommunications fiber 03/06/2020

https://www.rd.ntt/e/brl/latesttopics/

NTT R&D Forum - Road to IOWN 2022｜NTT R&D Website

fiber environmental monitoring We use environment information from optical fiber network N-E18IOWN

https://www.rd.ntt/e/forum/2022/exhibit.html

Overview of Research in Laboratories

computing scheme with a laser cavity composed of an optical fiber and a phase sensitive amplifier. This

https://www.rd.ntt/e/brl/result/activities/file/report16/report00E.html

Wave Propagation Laboratory | NTT Network Innovation Laboratories | NTT R&D Website

high-speed, high-capacity transmission as a wireless xHaul technology equivalent to optical fiber

https://www.rd.ntt/e/mirai/organization/product_3/

Network-service Technology Enabled by the All-Photonics Network｜NTT R&D Website

-synchronized transmission of control messages in an E2E manner using the ultra-high capacity of optical fiber

https://www.rd.ntt/e/research/JN202108_14878.html

Highly Sensitive Detection and Control of a Nanowire Mechanical Resonator Using an Optical Microcavity | NTT R&D Website

optical fiber is brought into contact with this glass ball, a cavity-optical mode called the whispering

https://www.rd.ntt/e/research/JN202202_17217.html

Remote Robot Control with Haptic Feedback Enabled by Low-latency Transport and Precision Bilateral Control Technologies | NTT R&D Website

an optical strain sensor called a fiber Bragg grating (FBG) sensor, which features a diffraction

https://www.rd.ntt/e/research/JN202405_26175.html

rd2025-e.pdf

contributions to global long-distance, high-capacity optical fiber network through the development of

https://www.rd.ntt/e/download/rd2025-e.pdf

NTT R&D Forum 2019 Report｜NTT R&D Website

-speed optical fiber and other communication technologies. However, this latency cannot reach "Zero

https://www.rd.ntt/e/forum/2019/

Frontier Communication Laboratory | NTT Network Innovation Laboratories | NTT R&D Website

fiber-optic link without measuring equipment enables fast optical connection and maintenance through the

https://www.rd.ntt/e/mirai/organization/product_2/

The Future Pioneered by Device Technology for a Sustainable Society｜NTT R&D Website

-precision sensing technologies. In addition to conventional electrocardiographic measurement and

https://www.rd.ntt/e/research/JN202104_11918.html

NTT R&D FORUM — Road to IOWN 2021｜Exhibits｜ NTT R&D Website

Open RAN Ecosystem (OREC) OREC enables diverse companies to deploy flexible network N15 Optical fiber

https://www.rd.ntt/e/forum/2021/exhibits.html

NTT R&D FORUM 2025 EXHIBITION LIST | NTT R&D Website

& Fisheries Leaflet C21NWSmart Infrastructure Cavity estimation using fiber sensing Underground optical fiber

https://www.rd.ntt/e/forum/2025/exhibitions/

Study on Open All-Photonic Network in IOWN Global Forum | NTT R&D Website

-Photonic Network (Open APN) to provide direct optical paths between any location on demand to implement use

https://www.rd.ntt/e/research/JN202203_17536.html

Research and Development for Pioneering a New Communications Paradigm with Wide-area Coverage | NTT R&D Website

in a wide range of areas including communication media such as optical fiber, water, and air

https://www.rd.ntt/e/research/JN202205_18109.html

Toward a Quantum Internet | NTT R&D Website

-point quantum communication network worldwide. For example, if we use a standard optical fiber as the

https://www.rd.ntt/e/research/JN202304_21666.html

Infrastructure technologies | NTT Access Network Service Systems Laboratories | NTT R&D Website

environmental load in the construction of the new social infrastructure. Other Access system Optical Fiber

https://www.rd.ntt/e/as/theme/03.html

Publications

Y. Yamamoto, "Long-distance entanglement-based quantum key distribution over optical fiber," Opt

https://www.rd.ntt/brl/people/htakesue/papers.html

Wireless Technologies toward Extreme NaaS—Multi-radio Proactive Control Technologies (Cradio®)｜NTT R&D Website

-mesh-fiber network and optical distributed computing of IOWN. Fig. 1. Concept of extreme NaaS. 2

https://www.rd.ntt/e/research/JN202108_14898.html

NTT | Exhibits | Tsukuba Forum 2026

overlooking abnormalities. In addition, by measuring vibrations remotely using optical fiber sensing, on-site

https://www.rd.ntt/e/as/tforum/companylist_nttc4.html

List of Invited Talks

). (16) S. Matsuo, "Ultra-Low Threshold Semiconductor Lasers", Optical Fiber Communication Conference and

https://www.rd.ntt/e/brl/result/activities/file/report15/data10E.html

国際会議招待講演一覧

). (16) S. Matsuo, "Ultra-Low Threshold Semiconductor Lasers", Optical Fiber Communication Conference and

https://www.rd.ntt/brl/result/activities/file/report15/data11J.html

NTT_TRFSW_2022_E.pdf

since the 1960s. In 2019, we built upon our earlier contributions to the advancement of optical fiber

https://www.rd.ntt/e/download/NTT_TRFSW_2022_E.pdf

AS Information | NTT R&D Website

セスサービスシステム研究所の論文「Using Global Optical Fiber Networks for Environmental Sensing」が採録されました。 （筆頭著者：アクセス運用プロ

https://www.rd.ntt/as/info/

論文｜NTT物性科学基礎研究所｜NTT R&D Website

"Noninvasive Glucose Sensing in Dielectrically Equivalent Multilayer Skin Phantoms" Langmuir 39 (43), 15208

https://www.rd.ntt/brl/result/publications/paper_2023.html

Publications | NTT Basic Research Laboratories | NTT R&D Website

"Noninvasive Glucose Sensing in Dielectrically Equivalent Multilayer Skin Phantoms" Langmuir 39 (43), 15208

https://www.rd.ntt/e/brl/result/publications/paper_2023.html

Annual_report_2020_E.pdf

optical frequency transfer over a 200-km fiber with accuracy exceeding that of optical lattice clocks. We

https://www.rd.ntt/e/brl/result/activities/file/annual_report/Annual_report_2020_E.pdf

Applying Optical Oscillator Networks to Diverse Problems as the First Step to Information Processing Systems of the Future | NTT R&D Website

optical pulses in a ring of optical fiber much like running trains on the Yamanote loop line in Tokyo

https://www.rd.ntt/e/research/JN202306_22121.html

Leading the World in Optical Devices and Photonics-electronics Convergence Devices While Promoting Our Technology and Increasing the Number of Like-minded Researchers | NTT R&D Website

optical fiber by butt-coupling without using a lens. The cross-sectional views of a membrane laser and

https://www.rd.ntt/e/research/JN202405_26186.html

Report on the NTT R&D Forum — Road to IOWN 2022｜NTT R&D Website

overview of the Forum. Forum Overview With the commercialization of Innovative Optical and Wireless Network

https://www.rd.ntt/e/forum/2022/

Report on the NTT R&D Forum — Road to IOWN 2022｜NTT R&D Website

overview of the Forum. Forum Overview With the commercialization of Innovative Optical and Wireless Network

https://www.rd.ntt/e/forum/2022/index.html

Smartphotonics® for High-performance Optical Functional Devices That Are Essential for the Future of IOWN | NTT R&D Website

areas, including optical communications and optical sensing, such as for the Innovative Optical and

https://www.rd.ntt/e/research/JN202207_18769.html

Open APNの高度化に向けたフォトニックゲートウェイによる多様な光パス収容の実証｜NTTアクセスサービスシステム研究所

伝送に成功し、提案APN アーキテクチャの有効性を実証しました。 NTTが2019年に発表したIOWN(Innovative Optical and Wireless Network)構想の構成要素の1

https://www.rd.ntt/as/history/access/ac0222.html

Research Activities

optical fiber. Fig. 3. Dissociated rat cortical neurons labeled with calcium florescent dye. Neural

https://www.rd.ntt/e/brl/result/activities/file/report11/Report_11.pdf

Annual_report_2024_E.pdf

that combines an optical cavity and a mechanical resonator using a glass fiber as thin as a hair and

https://www.rd.ntt/brl/brl/result/activities/file/annual_report/Annual_report_2024_E.pdf

NTTBrl_honbun_E_250225.indd

sensor element that combines an optical cavity and a mechanical resonator using a glass fiber as thin as

https://www.rd.ntt/brl/result/activities/file/annual_report/NTTBrl_E_250321_print.pdf

english.pdf

Optical Materials Research ････････････････････ 24 ♦Optical Parametric Amplification in Fiber ♦Efficient X

https://www.rd.ntt/e/brl/result/activities/file/report00/english.pdf

ジャーナル｜NTT先端集積デバイス研究所｜NTT R&D Website

NTT Technical review（July 2024 Vol. 22 No. 7） ・Leading the World in Optical Devices and Photonics

https://www.rd.ntt/dtl/library/research.html

ac0222.pdf

Multiplexing)信号光とファイバセンシング光の同時伝送に成功し、提案 APN アーキテクチャの有効性を実証しました。 NTT が 2019 年に発表した IOWN(Innovative Optical and

https://www.rd.ntt/as/history/pdf/access/ac0222.pdf

Annual_report_2019_E.pdf

and sensing ●Atomic, molecular and optical physics The twentieth century saw the discovery of quantum

https://www.rd.ntt/e/brl/result/activities/file/annual_report/Annual_report_2019_E.pdf

Wireless Technology Supporting People to Live a Fulfilling Social Life | NTT R&D Website

&D of Innovative Optical Fiber Facility Technologies Wireless Technology Supporting People to Live a

https://www.rd.ntt/e/research/JN202408_28848.html

Disaggregated Computing, the Basis of IOWN｜NTT R&D Website

0.2 dB of power loss over 1 km of optical fiber transmission. Fig. 3. Physical configuration of

https://www.rd.ntt/e/research/JN202105_13586.html

Access Operations Project | NTT Access Network Service Systems Laboratories | NTT R&D Website

Kazuhide Nakajima Optical fiber access Senior Distinguished Researcher Jun-ichi Kani Access system

https://www.rd.ntt/e/as/team_researchers/team/02.html

一般企業出展社一覧 | 展示ご案内 | つくばフォーラム2026

るOptical Edge Solution、400G超級APN光トランシーバの遠隔制御技術、既設光ファイバを活用したFiber Optic Smart Sensingなどをご紹介します。 【主な出展品名】 【概要

https://www.rd.ntt/as/tforum/companylist_other.html

List of exhibits｜NTT R&D FORUM 2023 — IOWN ACCELERATION Report

from roads using optical sensing Contribute to solving local issues by utilizing data obtained from

https://www.rd.ntt/e/forum/2023/exhibit.html

NTTBrl_honbun_E_220301-2.indd

( < mm) Inter-chip-com (1mm–1cm) Optical data-com (1m–100m) Optical fiber tele-com (> 1 km) Shrink of

https://www.rd.ntt/e/brl/result/activities/file/annual_report/Annual_report_2021_E.pdf

Keynote Speech 2｜Report on the NTT R&D Forum 2021｜NTT R&D Website

technology has been mainly applied to the transmission of information via optical fiber. This has created a

https://www.rd.ntt/e/forum/2021/keynote_2.html

List of Exhibitions | NTT R&D Website

the detail PDF Research Network γ10-16Space-division multiplexing optical fiber cable technology

https://www.rd.ntt/e/forum/2024/exhibit.html

Latest Activities in the IOWN Global Forum | NTT R&D Website

Reference (5) IOWN Data Hub PoC Reference (6) Fiber Sensing Crosstalk Study for Open APN PoC Reference (7

https://www.rd.ntt/e/research/JN202312_24187.html

Keynote speech 2｜Report on the NTT R&D Forum 2020｜NTT R&D Website

cover a large area with minimal optical fiber. It is possible to dynamically deliver high-capacity

https://www.rd.ntt/e/forum/2020/keynote_2.html

NTT物性科学基礎研究所の研究活動

-microscope image (right) of InAs nanowire FET Ultracold atoms trapped in an optical lattice. Output

https://www.rd.ntt/e/brl/result/activities/file/report13/Report_13_e.pdf

Open APNの詳細化、実用化に向けた取り組み | NTT R&D Website

イバを活用したセンシング技術検討を行っているOpen APN Fiber Sensing TFで定めたアーキテクチャを包括的に実証できるようつくられています。ここでは、PoC Reference

https://www.rd.ntt/research/JN202312_24189.html

Report on the NTT R&D Forum 2018 (Autumn) | NTT R&D Website

states of light pulses circulating around the loop of the optical fiber. The phase (zero or p) of the

https://www.rd.ntt/e/forum/forum2018_autumn.html

NTTBrl_honbun_E_260302.indd

method that optically induces coupling in a glass-fiber optomechanical resonator, enabling optical

https://www.rd.ntt/brl/result/activities/file/annual_report/NTTBrl_E_260310_print.pdf

NTT物性科学基礎研究所 理論量子物理研究グループ / 出版物

Experimental transmission of quantum digital signatures over 90 km of installed optical fiber using a

https://www.rd.ntt/brl/group_introduction/ryouron-g/publication_j.html

NTT Basic Research Laboratories Theoretical quantum physics research group / Publications

Experimental transmission of quantum digital signatures over 90 km of installed optical fiber using a

https://www.rd.ntt/brl/group_introduction/ryouron-g/publication.html

Theoretical Quantum Physics Research Group | NTT Basic Research Laboratories | NTT R&D Website

Experimental transmission of quantum digital signatures over 90 km of installed optical fiber using a

https://www.rd.ntt/e/brl/group_introduction/group_013.html

Activity report

, Physical Science, and Optical Science, are undertaking work designed to contribute to the success of NTT’s

https://www.rd.ntt/e/brl/result/activities/file/report07/BRLreport_2007E.pdf

BRLセミナー｜NTT物性科学基礎研究所｜NTT R&D Website

optical fiber link SpeakerDr. Tomoya Akatsuka AffiliationQuantum Metrology Laboratory, RIKEN 2015 年開催セミナー

https://www.rd.ntt/brl/overview/brl-seminar.html

Complete_Program_r1.pdf

Basic Research Laboratories 9:50 - 10:10 Th-03： Quantum Sensing of Magnons with a Superconducting Qubit

https://www.rd.ntt/brl/event/isntt2019/download/Complete_Program_r1.pdf

Complete Program (Oral+Poster)_21031024_ver2

    10:30~11:00 Coffee Break         11:00~11:30 Session 4: Optical and Mechanical Quantum Systems   We

https://www.rd.ntt/brl/event/isntt2013/download/Complete_Program_oral_and_poster_r6.pdf

学術論文出版一覧

, "Experimental Transmission of Quantum Digital Signatures over 90 km of Installed Optical Fiber Using a

https://www.rd.ntt/brl/result/activities/file/report16/data10J.html