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.
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The Advanced Television Systems Committee, Inc., is an international, non-profit organization developing voluntary standards and recommended practices for digital terrestrial broadcasting. ATSC member organizations represent the broadcast, broadcast equipment, motion picture, consumer electronics, computer, cable, satellite, and semiconductor industries. ATSC also develops digital terrestrial broadcasting implementation strategies and supports educational activities on ATSC standards.