Standardization Activities in  NTT

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

Major De Jure Standards Bodies in which NTT participates


Name of Organization

International ITU-T (International Telecommunication Union
- Telecommunication Standardization Sector)
ITU-R (International Telecommunication Union
- Radio communication Sector)
IEC (International Electrotechnical Commission)
ISO (International Organization for Standardization)
ISO/IEC JTC1 (IEC/ISO Joint Technical Committee 1)
Domestic TTC (Telecommunication Technology Committee)
ARIB (Association of Radio Industries and Businesses)

Major Forums in which NTT Participates



ATMF (The ATM Forum)
TINA-C (Telecommunication Information Networking Architecture@Consortium)
FR-F (Frame Relay Forum)
MSF (Multi-Service Switching Forum)
ISC (International Softswitch Consortium
TM Forum (TeleManagement Forum)
OMG (Object Management Group)
Access Systems FSAN (Full Service Access Networks)
DSL Forum (DSL Forum)
Mobile 3GPP (3rd Generation Partnership Project)
WAP (Wireless Application Protocol Forum)
Internet ISOC/IETF (Internet Society / Internet Engineering Task Force )
ICANN (Internet Corporation for Assiged Names and Numbers)
IPv6 Forum
W3C (Worlld Wide Web Consortium)
TOG (The Open Group)
Electronic Commerce Global Platform INC
Commer Net (Commerce Net)
Content Sharing cIDf (Content ID Forum)
BCDF (Broadband Content Delivery Forum)
TV-Anytime Forum
Wireless LAN IrDA (The Infrared DATA Association)
Bluetooh,Home RF
Hiper LAN2 GF (Hiper LAN2 Global Platform)

Involvement by NTT employees in standards bodies


International : Chairpersons and other appointees

Total Approx.


International : Participants

Total Approx.



Participation in international standardization meetings


Approx. 3,000 man-days

( Excluding preparatory studies)

Document Contributions to ITU-T(1997 - 2000 study period)

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