Overview of Standards and Technical Reports

Overview of ARIB Technical Report (TR-T21)

1. Overview

TR Number ARIB TR-T21
Technical Report Name Measurement and Calculation Method to Evaluate Electro-Magnetic Field and SAR Emitted from Mobile Base Station Antenna with regard to Radio Frequency- Exposure Protection.
Enactment Date 07.03.2012
General Description

This technical report introduces the latest evaluation technique of RF field strength that is addressed in the International Electric-technical

Commission Standard IEC 62232 issued in May 2011, and describes how to implement it. This report also includes examples of the actual evaluation of RF field strength and SAR in the vicinity of radio communication base station in Japan. This report aims the mobile radiocommunication base station equipment in the frequency range 300MHz to 6GHz. For example, they are IMT-2000(TDD, FDD), LTE, PHS, XGP, WiMax, WiFi etc..


2. Amendment History

Ver. Amendment or Enactment Date Amendment summary
1.0 07.03.2012 Enactment

3 View Some (latest version)

full screen



TOP