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.
2005 Feature Articles
Keynote Speeches at NTT R&D Forum 2005, Activities for Practical Use of Cryptographic Technologies, Energy and Environmental Technologies for the Future, 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.
2005 Feature Articles
Trends in Optical Science and Technology at NTT Basic Research Laboratories, Integrated Microsensors for Ubiquitous Applications, End-to-end Network Operation Technologies, 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
2003
  • Advanced Intelligent Network Softwares for IMT-2000
  • Certification Authority Software Trust-Canp
  • High Density Single-Mode Optical Fiber Cable
2004
  • Portal Service Related Software
  • Resonant Network Software
  • High Density Single-Mode Optical Fiber Cable
2005
  • Optical Transmission System with Optical Amplifiers
  • e-Learning Platform Software
  • Portal Service Related Software

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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 2005)

International: Chairperson and other appointees
total 120
International: Participants
total 350
Domestic: Participants
total 230

Number of participation in international standardization meetings (fiscal 2005)

About 2,963 man-days (Excluding preparatory studies)

Percentage of contributions submitted to ITU-T (2001-2004 study period)

Pie chart: Percentage of contributions submitted to ITU-T

Estimated from the former study period (2001-2004) 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 2005

Organization and Award Items and Recipient
Communications Association Maejima Award 1-chip MPEG-2 HDTV CODEC LSI "VASA/ISIL" (Makoto Endo, others)
Association of Radio Industries and Businesses
The Meritorious Award on Radio
RF Identification System Using Active Tags (Masashi Shimizu)
The Takayanagi Memorial Foundation for Electronics Science and Technology
The Takayanagi Memorial Technology Prize
A Study on HDTV Coding Algorithm and Codec Implementation Technologies (Yoshiyuki Yashima)
The Telecommunications Advancement Foundation
TELECOM System Technology Award
A. Variational Bayesian Estimation and Clustering for Speech Recognition
B. Automatic Determination of Acoustic Model Topology Using Variational Bayesian Estimation and Clustering for Large Vocabulary Continuous Speech Recognition (Shinji Watanabe, others)
Japan Society for the Promotion of Science JSPS Prize Psychophysical Studies on the Information Processing of Human Visual Recognition (Shinya Nishida)

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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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