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.
The Candidate Standard period ends on 30 November 2020.
Download Candidate Standard Revision of A/344:2020, “ATSC 3.0 Interactive Content”, 3 March 2020. A redline document is available showing changes made since the last published version of this document, dated 20 January 2020.
A change log is also available. This document describes changes to the A/344 Candidate Standard. These changes have been accepted by the TG3/S38 Specialist Group on Interactive Content but are pending full TG3 and ATSC membership approval. Readers are cautioned that these changes may be amended in the future but are encouraged to provide feedback and comments.
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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.