ATSC 3.0 : Candidate Standards

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.

This document is a Candidate Standard and may be updated from time to time by the originating specialist group, TG3/S38. The Candidate Standard period extends to 28 February 2024. The CS period may be shortened or extended by TG3.

Download “Candidate Standard Revision of A/344:2023-05, ATSC 3.0 Interactive Content”, approved 19 June April 2023. This document is provided as a redline relative to the current published version of A/344:2023-05.

A Change Log” is provided that summarizes the proposed changes.

Submit Feedback/Comments »

This document describes the video coding constraints on ITU-T Rec. H.266 | International Standard ISO/IEC 23090-3 (“VVC”) when it is used for video compression in the ATSC 3.0 Digital Television System. Any other video coding technologies in the ATSC 3.0 system are documented in their own ATSC Standard(s). ATSC A/300 provides references to the various video coding technology document(s) in the ATSC 3.0 system. Signaling of the video compression technology in use is defined in ATSC A/331.

This document is a Candidate Standard and may be updated from time to time by the originating specialist group, TG3/S41. The Candidate Standard period extends to 30 June 2024. The CS period may be shortened or extended by TG3.

Download “ATSC Candidate Standard: VVC Video”, approved 16 November 2023.

Submit Feedback/Comments »