NTT DOCOMO Articles
DOCOMO grants standard essential patent license to Samsung
NTT DOCOMO has announced that it has reached an agreement to grant a patent license covering DOCOMO's standard essential patents(1) including 5G to Samsung Electronics. As part of the agreement, Samsung is to pay licensing fees to DOCOMO.
DOCOMO and NTT expand 6G collaborations with world-leading vendors
NTT DOCOMO and Nippon Telegraph and Telephone Corporation (NTT) have announced that they will expand their 6G experimental trials(1) with five leading vendors, including with newly added Ericsson and Keysight Technologies as well as existing collaborators Fujitsu, NEC and Nokia.
NTT DOCOMO and SK Telecom release white papers on 6G requirements
NTT DOCOMO and SK Telecom announced their joint release of two white papers on energy-efficient 5G mobile networks and related technologies, as well as requirements for future 6G networks.
DOCOMO and NEC complete designing carrier-grade, hybrid cloud, redundant 5G SA core leveraging AWS
NTT DOCOMO and NEC have announced their completion of a high-level carrier-grade redundancy design for a 5G core network (5GC) hybrid-cloud environment leveraging Amazon Web Services (AWS) and DOCOMO's on-premises network functions virtualisation (NFV) infrastructure.
DOCOMO trials transmissive metasurface on windows to improve connectivity
NTT DOCOMO has announced that it has succeeded in what it believes to be the world's first trial of redirecting millimetre-band 28 GHz radio waves coming from inside a building to the foot of the building outdoors by bending the radio waves with a film-shaped transmissive metasurface attached to a window surface. The trial was conducted from October to November 2022 at their R&D Centre in Yokosuka, Japan, aiming at the realisation of advanced...
5G multisector antenna achieves world’s first demonstration using 28GHz
Low energy consumption and space-saving size will contribute to the realisation of high-quality 5G connectivity indoors.
Signal-permeable windows for easy penetration by radio waves
NTT DOCOMO, has announced that in collaboration with YKK AP it has launched a demonstration test to verify the radio-wave penetration characteristics of signal-permeable windows made with a light, porous material called aerogel, aiming to improve indoor reception of external radio waves while maintaining the insulation benefits of windows.
World first in sharing haptic information between people
NTT DOCOMO, the Embodied Media Project led by Professor Kouta Minamizawa at Keio University Graduate School of Media Design and the Haptics Lab led by Professor Yoshihiro Tanaka at Nagoya Institute of Technology, announced they have developed a technology, called FEEL TECHTM, that enables haptic information to be shared between people via a human-augmentation platform that DOCOMO unveiled in January 2022.
NTT DOCOMO and SK Telecom to collaborate
NTT DOCOMO announced that it has agreed with SK Telecom (SKT) to collaborate on the competitive enhancement of their respective smart-life businesses and communications-infrastructure technologies worldwide.
DOCOMO to roll out IPv6 single-stack support
NTT DOCOMO announced today that it will begin rolling out IPv6 single-stack support for selected DOCOMO devices from February 1, thereby taking the lead in deploying IPv6 ahead of other telecom carriers in Japan, which are expected to continue operating with IPv4 addresses for the time being.
Collab to study connectivity services from HAPS
Launched with a memorandum of understanding (MOU), the study will attempt to identify the early deployment requirements of a HAPS-based network. The collaboration will investigate the use of the Airbus Zephyr, the leading solar-powered, stratospheric unmanned aerial system (UAS), and the wireless communication networks of NTT, DOCOMO and SKY Perfect JSAT in order to test HAPS connectivity, identify practical applications, develop required technol...
Low-cost mobile communication in hard-to-reach indoor locations
NTT DOCOMO has announced that it has developed an antenna system capable of creating a high-frequency mobile communication cell when a small (1 cm3) piece of plastic is placed on top of a dielectric waveguide.
DOCOMO and NEC successfully test 5G standalone
NTT Docomo and NEC Corporation (NEC) have succeeded in interoperability testing for 5G standalone (SA) using a 5G base station baseband unit (5G CU/DU) conforming to O-RAN open interface specifications and radio units (RUs) of different vendors.
DOCOMO'S 5G Open RAN ecosystem welcomes Hewlett Packard Japan
DOCOMO has announced that Hewlett Packard Japan has joined the company's 5G Open RAN ecosystem, which now counts 13 partner companies, to help expand Open RAN worldwide.
EDGEMATRIX edge-AI platform for video surveillance
Tokyo Century Corporation and NTT DOCOMO have announced that they have reached a basic understanding on a collaboration to globally expand the EDGEMATRIX edge-AI platform for video surveillance and monitoring provided by EDGEMATRIX.
Verifying stable 5G communication aboard fast test train
NTT DOCOMO and East Japan Railway Company (JR East) have jointly announced that they have verified the stable operation of important 5G communication capabilities, including handover between base stations and the transmission of high-definition video data, in trials conducted aboard JR East's ALFA-X Shinkansen test train running at 360km/h.
NTT DOCOMO to establish a 5G consortium
The initial members of the 5G Global Enterprise solution Consortium (5GEC) will be ACTIVIO, AGC, Advanced Wireless Network, EXEO ASIA, FUJITSU, Loxley Public Company, Mobile Innovation, NEC Corporation, NEC Networks & System Integration, NTT Communications, NTT DATA INSTITUTE OF MANAGEMENT CONSULTING, NTT DOCOMO, and NTT.
Commercialisation of 5G sub-6GHz carrier aggregation
Qualcomm Technologies has announced they have together enabled the world's first commercialisation of 5G sub-6GHz carrier aggregation (sub6-CA) in Japan, effective immediately, to bring multi-gigabit mobile experiences to DOCOMO customers.
Carrier aggregation using 5G frequency bands
NTT DOCOMO, Fujitsu and NEC Corporation have announced that they have achieved carrier aggregation using 5G frequency bands in a multi-vendor radio access network (RAN). Interoperability with different vendors' 5G base station equipment was achieved in compliance with specifications established by the Open Radio Access Network (O-RAN) Alliance, an international group working to create more open and intelligent next-generation radio access ne...
DOCOMO launches inbound 5G roaming with AT&T
NTT DOCOMO, has announced that it has launched an inbound 5G roaming service to allow foreign operators and their customers visiting Japan to roam on DOCOMO's 5G network, effectively immediately, initially for customers of AT&T Mobility, DOCOMO's partner mobile operator in the United States.