Statistical Data


Publishing of Technical Magazines

NTT had published the following two technical magazines with the aim of disseminating research and development results.

(1) NTT Gijutsu Journal(monthly magazine in Japanese)
Cover of NTT Gijutsu Journal
Provides technical information on a wide range of subjects from the development of new technologies and services and the growth of various business lines in the NTT Group. It explains new technology trends in a straightforward manner for general readers.
2010 Feature Articles
Platform Technologies for Services that Utilize Lifelogs,Environment and Energy Technologies Toward a Green Society,R&D of Optical Component Technologies for 100-Gbit/s Digital Coherent Communications, etc.
(2) NTT Technical Review (monthly magazine in English)
Cover of NTT Technical Review
In line with the globalization of NTT Group businesses, the NTT Technical Review is issued as a monthly magazine in English and aims to communicate NTT's R&D results and activities worldwide. (Web-site-version only posted from April 2007)
2010 Feature Articles
R&D of Wide-area Ubiquitous Network to Create New Services, Cutting-edge Technologies for Seeing and Showing,Disaster Prevention and Management Solutions for Better Comprehensive Disaster Resilience, etc.

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Patents and Technology Disclosures

In addition to enthusiastically obtaining patents, technology resulting from research and development across a wide range of fields is provided at a reasonable cost so that it can be utilized in the industrial world when required.

Applications for R&D patents

Bar chart: Applications for R&D patent

Major technology disclosure

Chart: Major technology disclosure

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Scientific Papers and External Announcements

The results of research and development activities carried out at our research laboratories are frequently announced at domestic and international conferences and in specialized scientific journals.

These activities inspire more research and development into the field of information communications and contribute greatly to the development of science and technology.

Bar chart: Scientific Papers and External Announcements

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Standardization Activities

Based on its comprehensive range of research and development on information communications, NTT has been active in fora and consortia, which are recently playing leading roles, as well as in standardization organizations such as ITU-T, ISO. These activities also contribute to the orderly development of worldwide information communications.

Participation in standardization organizations such as ITU and TTC (fiscal 2010)

Participants to domestic/
international SDO*
total 564
Members of
domestic committee
total 335
    • * SDO: Standard Development Organization

Number of participation in international standardization meetings (fiscal 2010)

3,734 man-days
(Excluding preparatory studies)

Percentage of contributions submitted to ITU-T (2005-2008 study period)

Pie chart: Percentage of contributions submitted to ITU-T

Estimated from the former study period (2005-2008) data of ITU-T and of the Ministry of Public Management, Home Affairs, Posts and Telecommunications, Japan.

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Main Commendations and Prizes Awarded in 2010

Organization and Award Items and Recipient
Medal with Purple Ribbon Development of High Efficiency Speech and Audio Coding Technologies
(Takehiro Moriya)
The Commendation for Science and Technology by the Minister of Education, Culture, Sports, Science and Technology
Prizes for Science and Technology (Research Category)
Study on Novel Ways of Light Confinement and Light Propagation Realized in Photonic Crystals
(Masaya Notomi)
The Commendation for Science and Technology by the Minister of Education, Culture, Sports, Science and Technology
The Young Scientists' Prize
Study on High-speed and Long-distance Quantum Cryptography in the Telecommunication Wavelength Bands
(Hiroki Takesue)
The Commendation for Science and Technology by the Minister of Education, Culture, Sports, Science and Technology
The Prize for Creativity
Improvement of In-service Quality Management for IPTV Services
(Kazunari Ushikij
Association of Radio Industries and Businesses
The Meritorious Award on Radio
(Awards by Minister for Internal Affairs and Communications)
Development of Internet-connection System for the Tokaido Shinkansen Bullet N700 Series Trains
(Hiroyuki Sugiyama, Yuichi Sagawa, Shin-ichi Komaij
Communications Association
Maejima Award
Pioneering Research Activities for Key Technology of 10 Tbps Class Optical Network
(Yutaka Miyamoto, Masahito Tomizawa, Akihide Sano)
The Institute of Electronics, Information and Communication
Engineers Achievement Award
Pioneering Research Activities for Key Technology of 10 Tbps class OTN (Optical Transport Network)
(Yutaka Miyamoto, Masahito Tomizawa, Akihide Sano)
InformatizationMonth, Awards for Companies for Their Contributions to Today's Information-rich Society Ministry of Economy, Trade and Industry Commerce and Information Policy Bureau Chairman's Award,
“Information Security Promotion Category”,
(NTT-CERT)

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Number of R&D Personnel

Bar chart: Number of R&D Personnel

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R&D Expenditure

Bar chart: R&D Expenditure

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