Overview of ARIB Standards (STD-B31)｜Association of Radio Industries and Businesses

Overview of ARIB Standards (STD-B31)

1. Overview

STD Number	ARIB STD-B31
Standard Name	Transmission System for Digital Terrestrial Television Broadcasting
General Description	This standard specifies transmission system for standard television broadcasting and high-definition television broadcasting by terrestrial basic broadcasting stations and applies to digital terrestrial television broadcasting using the UHF band. Furthermore, it includes guidelines for recommended conditions regarding program transmission and transmission facilities in actual operation as Attachment and compiles specific examples of elemental technical methods as Appendix.

STD Number

ARIB STD-B31

Standard Name

Transmission System for Digital Terrestrial Television Broadcasting

General Description

This standard specifies transmission system for standard television broadcasting and high-definition television broadcasting by terrestrial basic broadcasting stations and applies to digital terrestrial television broadcasting using the UHF band.

Furthermore, it includes guidelines for recommended conditions regarding program transmission and transmission facilities in actual operation as Attachment and compiles specific examples of elemental technical methods as Appendix.

2. Amendment History

Ver.	Amendment or Enactment Date	Amendment summary
2.3	10.30.2025	In conjunction with the establishment of ARIB STD-B79 “Transmission System for Advances Digital Terrestrial Television Broadcasting Based on ISDB-T2 and ISDB-T1.5", revisions have been made to add relevant terminology and to modify due to the amendments of ministerial ordinances, etc.
2.2	03.18.2014	According to the amendment of Notification of MIC, normative Notification is changed. Also, misprints are corrected and notation is unified. As for this standard version 2.2, an English translation version will be published.
2.1	12.18.2012	According to the amendment of Ordinance and Notification accompanied by the amendment of Broadcasting Act, normative Ordinance and Notification are modified and added, and references of Ordinance and Notification are clarified. Also, notation and terms are unified to the other standards related to this standard, and Attachment: Operational guidelines are modified and clarified.
2.0	03.28.2011	Reconsideration of the table of transmission parameters for 6MHz bandwidth system in order to keep consistency with ITU-R Recommendation, and addition of Annex for the table of transmission parameters of 7 and 8MHz bandwidth systems and the table of information rate.
1.9	07.15.2010	According to the amendment of Notification, change of the name of area concerning detail information of earthquake alarm, and addition of the provision of tolerant deviation of transmitting frequency concerning very small power station.
1.8	12.16.2009	Addition of the provision concerning transmission system of earthquake alarm information using AC signal.
1.7	09.26.2007	Amendment on the provision of tolerant deviation of transmission frequency and transmission spectrum mask, according to the amendment of Ordinance Regulating Radio Equipment concerning a relay station of digital terrestrial television broadcasting
1.6	11.30.2005	Amendment according to Ordinance Regulating Radio Equipment concerning spurious.
1.5	07.29.2003	Clarification of the transmission parameters subject for index of exchanging transmission parameters
1.4	06.05.2003	Addition of the provision of interface (I/F) between broadcasting TS involving AC data in AC transmission and AC transmission carrier, and the provision to secure compatibility between manufacturers of equipment ·“Operational guidelines for AC data transmission” is added as Attachment, Chapter 6. ·Syntax of ISDB-T_information and syntax of modulation_control_configuration_information concerning AC data multiplex are amended in Attachment, Chapter 5 “Signal transmission to STL/TTL” 5.5 “Information-added which is necessary when broadcasting TS is transmitted”.
1.3	02.06.2003	·An exceptional operational rule is added to the provision of 3.2.1 “Multiplexing method for PAT, NIT, CAT in scalable transmission” in Attachment, Chapter 3 “Operational guidelines for scalable transmission”. ·A part of (4) “Structure of network_synchronization_information” in Attachment, Chapter 5 ” Signal transmission method to STL/TTL”, 5.5.3 “Multiplexing to invalid layer of IIP (ISDB-T Information Packet)” is reconsidered.
1.2	01.24.2002	“Video coding system” is newly added as 3.4 to “Chapter 3: Operational guidelines for scalable transmission” in “Attachment: Operational guidelines for digital terrestrial television broadcasting”.
1.1	11.15.2001	The provision of “Signal transmission method to STL/TTL” as Chapter 5 is added in “Attachment: Operational guidelines for digital terrestrial television broadcasting”.
1.0	05.31.2001	Enactment

3 View Some (latest version)

full screen