Overview of Standards and Technical Reports

Overview of ARIB Standards (STD-B69)

1. Overview

Standard Name Exchange Format of the Digital Closed Caption File for Digital Television Broadcasting System (Second Generation)
Enactment Date 03.25.2016
General Description

This standard specifies the exchange format for the closed caption file which is corresponding to the closed caption broadcasting system provided in ARIB STD-B62 “Multimedia Coding Specification for Digital Broadcasting (Second Edition)”.

Exchange format is specified as a structure which adds three kinds of management information; program management information, page management information, transmission information in ARIB-TTML document (XML document) defined in STD-B62. Also, file name and recording system to storage media are provided.

Also, guideline for transform from closed caption file used in existing digital broadcasting is recorded.

TTML: Timed Text Markup Language

XML: eXtensible Markup Language

2. Amendment History

Ver. Amendment or Enactment Date Amendment summary
1.1 03.24.2017 It is a revision to perform to ensure the exchange of the subtitles file more by desirable description example of ARIB-TTML subtitles and showing subtitles view area in consideration of down-converting to HDTV.
1.0 03.25.2016 Enactment

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