Research · Development · Standardization

Broadband Wireless Access Subcommittee

1. Scope of Work

The Broadband Wireless Access (BWA) Subcommittee has been established so as to study technologies on broadband wireless access (BWA) systems and standardize their technical specifications as ARIB Standards.

Currently target systems are broadband wireless access systems in the 2.5 GHz band of which technical conditions have been studied by Telecommunications Council.

2. Formation (As of June 25 , 2021)

BWA Subcommittee consists of three working groups. They mainly assume a role in producing national standards for Mobile WiMAX, and XGP referring to relevant international standards.

Name Activities
International Relations WG

Establish coordination framework with relevant international standardization bodies.


Develop and maintain ARIB standard for Mobile WiMAX system and to liaise with relevant international standard bodies.


Develop and maintain ARIB standard for XGP(eXtended Global Platform) system and to liaise with relevant international standardization body.

3. Link

STD Number Title
ARIB STD-T94 OFDMA Broadband Mobile Wireless Access System (WiMAXTM applied in Japan)
ARIB STD-T95 OFDMA/TDMA TDD Broadband Wireless Access System (XGP)
( suppressed )
Mobile Broadband Wireless Access Systems (IEEE 802.20TM TDD Wideband and 625k-MC Modes Application in Japan)
ARIB STD-T97 is suppressed.

4. Contact Point

Name Secretariat for Advanced Wireless Communications Study Committee
Address Association of Radio Industries and Businesses
11th Floor, Nittochi Building
1-4-1, Kasumigaseki, Chiyoda-ku
Tokyo 100-0013 Japan
Phone Number +81-3-5510-8594
FAX Fax: +81-3-3592-1103