ATSC 3.0

A/391: B2X System Discovery and Signaling

Posted on July 20, 2026 in

Future broadcast networks are expected to support multiple wireless services in addition to television. Such services may be multiplexed in time and frequency using OFDMA within a single RF carrier or across multiple RF carriers of a B2X Radio Access Network (BRAN). To enable discovery and entry in the BRAN, a bootstrap signal provides a […]

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A/381, “Use of ATSC 3.0 Interactive Content”

Posted on March 16, 2026 in

This document provides recommended practices for Broadcasters and Broadcaster Application (BA) developers using the interactive operating environment described in A/344, “ATSC 3.0 Interactive Content.” Download current version: A/381:2026-04, “Use of ATSC 3.0 Interactive Content”, 14 April 2026. Previous Versions There are multiple versions of this document. Please be sure to download the desired version. For […]

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A/371, “Delivery of ATSC 3.0 Services for Redistribution”

Posted on November 11, 2025 in

This Recommended Practice describes methods for transporting ATSC 3.0 Services for Redistribution, including both Direct Feed distribution and OTA delivery, ensuring smooth distribution to service operators such as MVPDs, Virtual MVPDs, and other similar service providers. In this framework, content feeds such as those managed by STLTP, DSTP, and Essence handlers play a critical role, […]

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A/345, “VVC Video”

Posted on February 11, 2025 in

This Standard 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 […]

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A/324 Candidate Standard Revision

Posted on April 10, 2024 in

This document is a revision of A/324, “Scheduler / Studio to Transmitter Link.” A/324 specifies the protocol on the Studio-to-Transmitter Link (STL) from studio side infrastructure to a Single Frequency Network (SFN) of Transmitters. It defines delivery protocols for ALP Transport. The document also defines possible interfaces among the studio infrastructure, for example the interconnection […]

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A/344 Candidate Standard Revision

Posted on April 26, 2023 in

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 […]

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PT-6 Report: ATSC 3.0 and Global Convergence

Posted on January 24, 2023 in

Much has been said of the current threats to broadcasting. There is pressure on RF spectrum worldwide and the amount of spectrum allocated to broadcast has been reduced in many countries. As well, data networks capable of delivering video and video-related services are deployed widely. However, broadcasting has many strengths, some of which are unique. […]

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ATSC Implementation Guide: Emissions Testing Process

Posted on April 13, 2022 in

This document describes an Emissions Testing Process for ATSC 3.0 Broadcasts. The testing program includes two parts. First, there is a test checklist to ensure that the emission is functional, and second this document describes a methodology for quickly responding to interoperability issues with receivers. The emissions checklist is intended as a tool to assist […]

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PT-5 Report: Automotive/Vehicular Use Cases

Posted on May 20, 2021 in

This report explores several uses cases of relevance to the automotive industry. It further addresses questions about implementation, serving as a FAQ resource for the broadcast and automotive industries. Download PDF File

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A/380, “Haptics for ATSC 3.0”

Posted on February 4, 2021 in

This document provides recommended practices for adding haptics functionality to ATSC 3.0 broadcast (and broadband) content when viewed on mobile devices with built-in haptic actuators, such as smartphones and tablets. Download current version: A/380:2026-04, “Haptics for ATSC 3.0”, 14 April 2026. Previous Versions There are multiple versions of this document. Please be sure to download […]

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