ATSC 3.0 : Candidate Standards
A Candidate Standard has received significant review within a Specialist Group. Advancement of a document to Candidate Standard is an explicit call to those outside of the related Specialist Group for implementation and technical feedback. This is the phase at which the Specialist Group is responsible for formally acquiring that experience or at least defining the expectations of implementation.
Documents are provided in the links below in the Acrobat (PDF) format.
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A/344, “Interactive Content,” Candidate Standard RevisionMost Recent Document Approved: 9 September 2022
This document describes the interactive content environment provided by an ATSC 3.0 receiver. This environment is comprised of a standard W3C User Agent with known characteristics, a WebSocket interface for obtaining information from the receiver and controlling various receiver functionality, and an HTTP interface for accessing files delivered over broadcast. This document also specifies the life cycle of the interactive content when delivered over broadband or broadcast or both.
Download ATSC Candidate Standard: “Revision of A/344:2022-03, ATSC 3.0 Interactive Content”, approved 9 September 2022. The following additional documents are provided:
Microsoft Word redline showing changes relative to A/344:2022-03 as published.
A Change Log summarizing the changes contained in this revision.
The CS period extends to 8 December 2022.
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