Achieving IOWN/6G and Creating New Value with World-leading Technologies | NTT R&D Website
technology. To achieve this, we are investigating high-speed, large-capacity wireless transmission by
https://www.rd.ntt/e/research/JN202405_26173.html
Hirofumi Sasaki | NTT R&D Website
-electronics converged wireless transmission, THz, photonic waveguide, High-capacity wireless transmission
https://www.rd.ntt/e/organization/researcher/special/s_092.html
Aiming for High-speed, High-capacity Wireless Communication Systems through Practical Application of Terabit-class Wireless Transmission Technology | NTT R&D Website
Terabit-class Wireless Transmission Technology 09/19/2025 Aiming for High-speed, High-capacity Wireless
https://www.rd.ntt/e/research/JN202507_34705.html
Wireless Technologies for Accelerating High-capacity Transmission, Low Energy, and Application-area Expansion | NTT R&D Website
Wireless Technologies for Accelerating High-capacity Transmission, Low Energy, and Application
https://www.rd.ntt/e/research/JN202307_22290.html
Research and Development for Pioneering a New Communications Paradigm with Wide-area Coverage | NTT R&D Website
/s class capable of video transmission. To achieve extreme-high-capacity wireless transmission toward
https://www.rd.ntt/e/research/JN202205_18109.html
E14_leaf_e.pdf
demodulate distorted signals with high quality Future_benefits We realize stable large-capacity wireless
https://www.rd.ntt/forum/2023/doc/E14_leaf_e.pdf
Achieving the Word's Highest Wireless Transmission Rate by Delving into Theories That Appeared about 100 Years Ago | NTT R&D Website
achieved the world’s first high-capacity wireless transmission of 1.44 Tbit/s using the sub-terahertz band
https://www.rd.ntt/e/research/JN202403_25301.html
High-frequency-band Distributed Antenna System Technology Exploring the Possibilities of Higher Frequency Bands for Mobile Communications | NTT R&D Website
-speed and high-capacity wireless transmission, which has been difficult to achieve until now (Fig. 1
https://www.rd.ntt/e/research/JN202404_25756.html
R&D Activities of Core Wireless Technologies toward 6G Radio Access | NTT R&D Website
multiplexing transmission for terabit-class wireless communication The benefit of 5G is high-speed transmission
https://www.rd.ntt/e/research/JN202205_18140.html
Doohwan Lee | NTT R&D Website
-THz systems, can enable more flexible beam control, improved coverage, and high-capacity wireless
https://www.rd.ntt/e/organization/researcher/superior/s_034.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/
NTT(List of recommended exhibits) | Exhibits | Tsukuba Forum 2026
‑control technique that leverages optical‑wireless cooperative transmission to enable stable, high‑quality
https://www.rd.ntt/e/as/tforum/companylist_nttc6.html
Research and Development of Scalable Optical Transport Technologies | NTT R&D Website
Transmission Experiment Employing Mode-multiplexed Optical Signals—Key Achievement for Future High-capacity
https://www.rd.ntt/e/research/JN202205_18134.html
NTT successfully demonstrates the world's first 100 Gbps large-capacity wireless transmissions | NTT R&D Website
directions toward large-capacity wireless transmission Our aim with OAM multiplexing transmission technology
https://www.rd.ntt/e/research/NW99-350.html
F15_leaf_e.pdf
and high-capacity communication is realized by forming free wireless spaces Wave manipulation
https://www.rd.ntt/forum/2023/doc/F15_leaf_e.pdf
About Us | NTT Network Innovation Laboratories | NTT R&D Website
technologies will enable the long-distance, high-speed, and large-capacity transmission of information over a
https://www.rd.ntt/e/mirai/overview/
Future Development of Digital Coherent Optical Transmission Technology | NTT R&D Website
technology are described in this article from the perspectives of high-speed and high-capacity transmission
https://www.rd.ntt/e/research/JN202205_18123.html
Wireless Entrance Project | NTT Access Network Service Systems Laboratories | NTT R&D Website
provide high-capacity wireless communication using radio waves in a high-frequency band such as 5G, it is
https://www.rd.ntt/e/as/team_researchers/team/01.html
Wireless Systems Technologies for Present and Future Services | NTT R&D Website
high-quality, large-capacity, and low-latency transmission, wireless LANs are contributing to a variety
https://www.rd.ntt/e/research/JN20200267_h.html
NTT | Exhibits | Tsukuba Forum 2026
, and a tunable optical filter (Active-GEQ) suitable for optical spectrum shaping in ultra-high-capacity
https://www.rd.ntt/e/as/tforum/companylist_nttc1.html
Transmission Technology for Space-division Multiplexing Supporting Next-generation High-speed, Large-capacity Communications beyond Existing Limits | NTT R&D Website
Transmission Technology for Space-division Multiplexing Supporting Next-generation High-speed, Large-capacity
https://www.rd.ntt/e/research/JN202307_22296.html
Overview of Space Integrated Computing Network | NTT R&D Website
observation satellites. In contrast, optical transmission via a GEO satellite will enable high-capacity, quasi
https://www.rd.ntt/e/research/JN202210_19855.html
Innovative Network for 2030 (Beyond 2020) | NTT R&D Website
configuration function for achieving optical full-mesh networks and wireless access networks to provide high
https://www.rd.ntt/e/research/JN20200122_h.html
Yutaka Miyamoto | NTT R&D Website
September 25, 2008 World Record for High-capacity Optical Fiber Transmission without Optical Dispersion
https://www.rd.ntt/e/organization/researcher/fellow/f_006.html
Communication and Device Technology|NTT R&D Website
revolutionizing the network #1 What is high-capacity optical transmission technology? Infrastructure to support
https://www.rd.ntt/e/communication_device/
李 斗煥 | NTT R&D Website
(2022-23) IEEE GLOBECOM Workshop on High Capacity Wireless Communications, Workshop Co-Chair (2022) IEEE
https://www.rd.ntt/organization/researcher/superior/s_034.html
R&D of Innovative Optical Fiber Facility Technologies | NTT R&D Website
consumption (power efficiency 100 times), 2) high quality and high capacity (transmission capacity 125 times
https://www.rd.ntt/e/research/JN202408_28844.html
Initiatives Concerning All-Photonics-Network-related Technologies Based on IOWN | NTT R&D Website
tackling a new optical transmission infrastructure, Topic 1 concerns ultra-high-capacity optical
https://www.rd.ntt/e/research/JN20200310_h.html
R&D Activities of Core Wireless Technologies to Implement the Social Infrastructure for IOWN/6G | NTT R&D Website
article High-capacity, Low-delay Transmission Technologies Utilizing Optical, Radio, and Acoustic Waves
https://www.rd.ntt/e/research/JN202405_26177.html
Distinguished Researcher Taiji Sakamoto | NTT Access Network Service Systems Laboratories | NTT R&D Website
ultra-high-capacity, ultra-high-speed network of the future. Today, the data transmission capacity
https://www.rd.ntt/e/as/team_researchers/researcher/03.html
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
Compound semiconductor technology applicable to high-capacity optical telecommunication and terahertz wireless | NTT R&D Website
applicable to high-capacity optical telecommunication and terahertz wireless 07/31/2019 Compound
https://www.rd.ntt/e/research/DT0019.html
Coherent Optical-amplifier-repeater Transmission Will Enable Optical Transmission over Longer Distances and with Larger Capacities | NTT R&D Website
to achieve a high-capacity, long-distance optical-amplification transmission of 100 Tbit/s over a
https://www.rd.ntt/e/research/JN202512_37464.html
Sharing Moments of "This Is It!" with Colleagues to Research and Develop Optical Communication Technology for Revolutionizing Society | NTT R&D Website
been developed and installed in our network, enabling high-capacity long-distance transmission with the
https://www.rd.ntt/e/research/JN202007_5686.html
Optical Full-mesh Network Technologies Supporting the All-Photonics Network | NTT R&D Website
) Technologies for petabit-class ultra-large-capacity optical transmission system With the aim of deploying a
https://www.rd.ntt/e/research/JN20200318_h.html
Optical Transmission Technology for Practical Implementation of the All-Photonics Network | NTT R&D Website
infrastructure. We also aim to achieve low-power-consumption, high-quality, high-capacity, and low-latency
https://www.rd.ntt/e/research/JN202211_20087.html
Networks|NTT R&D Website
problems such as limitations on the transmission capacity and processing capacity of existing information
https://www.rd.ntt/e/network/
ANSL_inner_0205_Blue_e_A
Wireless access technologies 10Gbps-class high speed communications that are more secure and lower-cost
https://www.rd.ntt/e/download/ANSL_pdf_e.pdf
NTT Network Innovation Laboratories | NTT R&D Website
century network systems such as high–capacity, ultra–high–speed networks, next–generation wireless systems
https://www.rd.ntt/e/mirai/
R&D History | NTT R&D Website
Transmission of 1 Tbit/s Ultra-High-Capacity Optical Signal –World record 1,122 km transmission in a commercial
https://www.rd.ntt/e/about/chronicle/
R&D of Innovative Optical Transmission Line Technologies|NTT R&D Website
introduces our recent developments in optical transmission line technologies. High-density and high-count
https://www.rd.ntt/e/research/JN202102_10373.html
Underwater Acoustic Communication Technology for Wireless Remotely Operated Vehicles | NTT R&D Website
technique that uses multiple elements for both transmission and reception to expand the capacity of wireless
https://www.rd.ntt/e/research/JN202306_22116.html
Transport Innovation Laboratory | NTT Network Innovation Laboratories | NTT R&D Website
research and development of ultra-high-capacity digital-coherent optical transmission technology and
https://www.rd.ntt/e/mirai/organization/product_4/
Turning an Innovative Idea into Common Sense and Making It Useful to Society | NTT R&D Website
the above-mentioned new transmission media, we are also studying high-capacity SDM optical
https://www.rd.ntt/e/research/JN202304_21583.html
High-Speed Analog Circuit Research Group|Device Technology Laboratories|NTT R&D Website
transmission capacity per wavelength. Furthermore, since our devices are capable of handling extremely high
https://www.rd.ntt/e/dtl/technology/high-speed_analog_circuit_research_group_ntt_device_technology_laboratories_ntt_rd_website.html
Petabit-class Optical Transmission Using Spatial Multiplexing Technology Opens a New Era with a Paradigm Shift | NTT R&D Website
and development on next-generation high-capacity optical transmission systems as a Distinguished
https://www.rd.ntt/e/research/JN202302_20974.html
Senior Distinguished Researcher Kazuhide Nakajima | NTT Access Network Service Systems Laboratories | NTT R&D Website
eternal issues. The data transmission capacity flowing through today's optical fiber network continues to
https://www.rd.ntt/e/as/team_researchers/researcher/01.html
High-output Optical Transmitter and High-sensitivity Optical Receiver for 400-Gbit/s 40-km Fiber-amplifier-less Transmission | NTT R&D Website
and Wireless Network (IOWN) to increase transmission capacity, decrease latency, reduce power
https://www.rd.ntt/e/research/JN202206_18469.html
Initiatives to Achieve the IOWN (Innovative Optical and Wireless Network) Concept | NTT R&D Website
convergence devices. NTT also aims to expand transmission capacity 125 fold by increasing multiplexing in
https://www.rd.ntt/e/research/JN20200134_h.html
List of exhibits|NTT R&D FORUM 2023 — IOWN ACCELERATION Report
technology for wireless access Aiming to achieve over 100Gbps through high-capacity wireless technology
https://www.rd.ntt/e/forum/2023/exhibit.html
R&D Activities to Implement an Access Network for the IOWN Era | NTT R&D Website
high speed and large capacity in wireless access networks, the utilization of radio waves of higher
https://www.rd.ntt/e/research/JN202408_28842.html
On-demand Photonic Multipoint Connection Technology Supporting High-presence Communications Services|NTT R&D Website
increase in transmission capacity. This will be achieved by expanding the number of wavelength bands
https://www.rd.ntt/e/research/JN202108_14889.html
C+L-band Colorless, Directionless, Contentionless Reconfigurable Optical Add/Drop Multiplexing for High-capacity Network Flexibility | NTT R&D Website
. For high-capacity optical transmission, it is important to expand the use of wavelength-division
https://www.rd.ntt/e/research/JN202206_18480.html
NTTAS_EN_omote
providing various future analog transmission services at high-quality and low-cost including video
https://www.rd.ntt/e/download/NTTAS_2024Pamphlet_EN.pdf
Activities for Fixed-mobile Convergence Services in the IOWN Initiative | NTT R&D Website
remarkably low power consumption, high quality, high capacity, and low latency, properties difficult to
https://www.rd.ntt/e/research/JN202411_30129.html
Creating New Value: Access Networks to Support a Sustainable Society | NTT R&D Website
-friendly manner. It creates optical paths at the petabit level, which is ultra-high-capacity transmission
https://www.rd.ntt/e/research/JN202408_28840.html
Optical fiber access technologies | NTT Access Network Service Systems Laboratories | NTT R&D Website
networks are expected to exceed the current limit in the transmission capacity of existing single-mode
https://www.rd.ntt/e/as/theme/02.html
Realizing a smart world.Evolution of access networks through the integration of cutting edge technology from around the world and in the field|NTT R&D Website
ranging from transmission field and wireless field to network facilities field and civil engineering field
https://www.rd.ntt/e/network/0002.html
Ultracompact Silicon Photonics Coherent Optical Subassembly for Ultrahigh-capacity Optical Communication | NTT R&D Website
, and high-quality, large-capacity, and low-latency transmission. To adopt photonics to shorter distance
https://www.rd.ntt/e/research/JN202008_6165.html
Access Network Technologies to Implement IOWN | NTT R&D Website
-capacity wireless transmission even in a mobile and shielded environment by arranging a large number of
https://www.rd.ntt/e/research/JN202207_18784.html
rd2025-e.pdf
Nanoelectronics Quantum science Human information science High-speed and high-capacity wireless technology High
https://www.rd.ntt/e/download/rd2025-e.pdf
Ultra-wideband Analog ICs Using InP Semiconductors to Overcome the Limits of Optical Communications | NTT R&D Website
expand transmission capacity of optical communication systems. For example, a new technology known as
https://www.rd.ntt/e/research/JN202602_38170.html
Spatial-mode Optical Measurement Technology to Support Diverse Global Services in the Future | NTT R&D Website
next-generation optical-fiber transmission lines with high capacity and stable communication quality
https://www.rd.ntt/e/research/JN202301_20661.html
Photonic Gateway and Related Optical Access Technologies to Achieve the All-Photonics Network|NTT R&D Website
fixed, mobile wireless services, requires the development and optimization of each transmission
https://www.rd.ntt/e/research/JN202102_10379.html
About Us | NTT Access Network Service Systems Laboratories | NTT R&D Website
development centered on "Access System Technology" that provides high-speed, high-capacity, and low-cost
https://www.rd.ntt/e/as/overview/
Wireless Technologies toward Extreme NaaS—Multi-radio Proactive Control Technologies (Cradio®)|NTT R&D Website
wireless access systems Wireless communications are essential to delivering ultra-high speed and ultra-low
https://www.rd.ntt/e/research/JN202108_14898.html
Report on the NTT R&D Forum — Road to IOWN 2022|NTT R&D Website
platform for datacenters. One of the main benefits of the APN is high transmission capacity for conveying
https://www.rd.ntt/e/forum/2022/keynote_2.html
Efficiently Accommodating High-frequency-band Wireless Systems by Using Analog Radio-over-fiber | NTT R&D Website
-transmission capacity, it is effective to use radio waves in the high-frequency band (such as millimeter waves
https://www.rd.ntt/e/research/JN20200315_h.html
Updates | NTT R&D Website
Enable Computer-to-human Communication 09/19/2025 Aiming for High-speed, High-capacity Wireless
https://www.rd.ntt/e/update_information/
Photonics-electronics Convergence Technologies for Disaggregated Computing|NTT R&D Website
(mW) divided by the transmission capacity (Gbit/s) (i.e., mW/Gbit/s = pJ/bit) as an index, and the
https://www.rd.ntt/e/research/JN202105_13599.html
Sailing × Ultra-realistic Communication Technology Kirari!|NTT R&D Website
, large-capacity transmission. The transmitted images were displayed in real time on a 55-m-wide offshore
https://www.rd.ntt/e/research/JN202110_15525.html
Research and Development of 1.6-Tbit/s-class Ethernet Optical Transmission Technology Supporting Large-scale Datacenter Networks | NTT R&D Website
capacity of 0.1 Tbit/s or more per fiber. Transmission experiments with relatively high-speed bitrate per
https://www.rd.ntt/e/research/JN202405_26179.html
Yasushi Takatori | NTT R&D Website
Wireless LAN Standard IEEE 802.11ac and Experimental Evaluation of Multiuser-MIMO Transmission," IEICE
https://www.rd.ntt/e/organization/researcher/superior/s_029.html
Overview of transistor technology and NTT's R&D on the world's fastest transistor|NTT R&D Website
high capacity wireless communication networks using the terahertz (THz) band. 5G wireless communication
https://www.rd.ntt/e/communication_device/0003.html
All-Photonics Network and Photonics-electronics Convergence Technologies as a Vision of the Future | NTT R&D Website
information-processing infrastructure with low-power consumption and high-speed information transmission
https://www.rd.ntt/e/research/JN202008_5963.html
鷹取 泰司 | NTT R&D Website
Wireless LAN Standard IEEE 802.11ac and Experimental Evaluation of Multiuser-MIMO Transmission," IEICE
https://www.rd.ntt/organization/researcher/superior/s_029.html
Progress in the Development of IOWN Technology | NTT R&D Website
defines the building of a wireless network on IOWN infrastructure that achieves both high capacity and
https://www.rd.ntt/e/research/JN202203_17534.html
Research on Multi-core Optical Fiber, the Foundation of the New Era of High-capacity Communications, and Amplification to Limit Power Increases | NTT R&D Website
Research on Multi-core Optical Fiber, the Foundation of the New Era of High-capacity
https://www.rd.ntt/e/research/JN202412_30715.html
Basic Technologies toward the All-Photonics Network | NTT R&D Website
Transmission of 1 Tbit/s Ultra-high-capacity Optical Signal-World record 1,122 km transmission in a commercial
https://www.rd.ntt/e/research/JN20200126_h.html
Standardization Trends in Technologies Related to Fixed-line Networks | NTT R&D Website
high-capacity transmission exceeding that of SMF. Anticipating forthcoming practical application of MCF
https://www.rd.ntt/e/research/JN202311_23702.html
What's IOWN? - Change the World | NTT R&D Website
). Combining these, we are working on developing world-leading large-capacity wireless transmission. To date
https://www.rd.ntt/e/research/JN20200109_h.html
Heterogeneous Materials and Devices Research Group|Device Technology Laboratories|NTT R&D Website
, 2019 NTT and JAXA Launch Joint Research for Ultra‑High‑Speed, Large‑Capacity, and Secure Optical
https://www.rd.ntt/e/dtl/technology/heterogeneous_materials_and_devices_research_group_ntt_device_technology_laboratories_ntt_rd_website.html
Report on the NTT R&D Forum — Road to IOWN 2022|NTT R&D Website
IOWN are 100 times more energy efficiency and have 125 times more transmission capacity and 1/200 end
https://www.rd.ntt/e/forum/2022/keynote_1.html
High-efficiency Wi-Fi Technologies|NTT R&D Website
for achieving a stable and high-quality Wi-Fi environment. Wireless resource control technology The
https://www.rd.ntt/e/research/JN202112_16443.html
NTT R&D Forum - Road to IOWN 2022|NTT R&D Website
04IOWN EvolutionWireless large capacity using high-frequency band For high-speed wireless
https://www.rd.ntt/e/forum/2022/exhibit.html
Low-latency and Energy Efficient Technologies for New Optical Access Networks | NTT R&D Website
Technologies for New Optical Access Networks Wireless Technologies for Accelerating High-capacity Transmission
https://www.rd.ntt/e/research/JN202307_22288.html
Unlimited Innovation for a Global Sustainable Society by IOWN | NTT R&D Website
energy efficiency, 125 times higher transmission capacity, and 1/200 the end-to-end latency. When we
https://www.rd.ntt/e/forum/2024/keynote_3.html
Senior Distinguished Researcher Jun-ichi Kani | NTT Access Network Service Systems Laboratories | NTT R&D Website
for large-capacity transmission in the backbone network, applying it to the access network requires
https://www.rd.ntt/e/as/team_researchers/researcher/02.html
Researchers Should Take Every Experience as a Positive One to Improve Their Well-being | NTT R&D Website
-high capacity, ultra-high reliability, ultra-low latency, etc.) of diverse users and services in an
https://www.rd.ntt/e/research/JN202410_29838.html
Disaggregated Computing, the Basis of IOWN|NTT R&D Website
information processing system with a high processing capacity that is beyond today’s technologies is required
https://www.rd.ntt/e/research/JN202105_13586.html
Standardization Trends Related to Wireless Communications | NTT R&D Website
coordinates multiple wireless transmission functions that are implemented in a single chassis; and restricted
https://www.rd.ntt/e/research/JN202311_23704.html
Development of Membrane Optical Modulators for IOWN | NTT R&D Website
silicon photonics optical interconnection optical modulator To develop a high-speed, large-capacity
https://www.rd.ntt/e/research/JN202206_18502.html
NTT_TRFSW_2022_E.pdf
reduce power consumption for data processing and transmission. IOWN will realize ultra-high capacity
https://www.rd.ntt/e/download/NTT_TRFSW_2022_E.pdf
Research Is Never CompleteーIt Will Finish When You Are Satisfied | NTT R&D Website
want to create the ultimate high-capacity-transmission optical fiber by integrating the holey fiber
https://www.rd.ntt/e/research/JN202202_17157.html
Efforts of NTT IOWN Integrated Innovation Center toward the Early Deployment of IOWN | NTT R&D Website
high-speed, large-capacity, and low-power data transmission, NTT laboratories are also researching and
https://www.rd.ntt/e/research/JN202311_23714.html
Towards the Era of IOWN | NTT R&D Website
, high quality, large capacity, and low latency by introducing photonics-based technologies for
https://www.rd.ntt/e/research/JN20200104_h.html
Wireless Technology Supporting People to Live a Fulfilling Social Life | NTT R&D Website
to provide high-speed, high-capacity communications and massive computational resources, has been
https://www.rd.ntt/e/research/JN202408_28848.html
Keynote speech 2|Report on the NTT R&D Forum 2020|NTT R&D Website
ultra-high-speed, high-capacity data transmission, we created a prototype silicon photonics chip for
https://www.rd.ntt/e/forum/2020/keynote_2.html
NTT R&D Forum 2019 Report|NTT R&D Website
the exhibition booth, a demonstration was made to construct a high-capacity 0.24 Pbps transmission
https://www.rd.ntt/e/forum/2019/
Report on the NTT R&D Forum — Road to IOWN 2022|NTT R&D Website
high-capacity, low-latency circuits. Next, President Shimada talked about "photonic-electronic
https://www.rd.ntt/e/forum/2022/