Posted on July 22, 2019 in
This document provides recommended practices for the ATSC Link-layer Protocol (ALP) standard specified by A/330. Download current version: A/350:2023-03, “Guide to the Link-Layer Protocol”, 28 March 2023. Previous Versions There are multiple versions of this document. Please be sure to download the desired version. For amendments, the text includes a list of changes, the rationale […]
Posted on December 11, 2018 in
This standard specifies the physical layer and the Medium Access Control (MAC) layer for the ATSC 3.0 Dedicated Return Channel (DRC). The DRC physical layer specifies the uplink framing, baseband signal generation, random access, and downlink synchronization scheme. The DRC MAC layer specifies the MAC procedures, MAC PDU formats, and signaling schemes between the ATSC […]
Posted on October 29, 2018 in
This document provides recommended practices for the ATSC 3.0 physical layer protocol standards specified by A/321 and A/322. The intent of this document is to make recommendations for physical layer operating modes so that readers can make informed decisions about physical layer configurations. Also, this document provides some implementation guidelines to aid with flexible configurations […]
Posted on January 10, 2018 in
This standard specifies the mechanisms for security and service protections in ATSC 3.0 systems. Download current version: A/360:2023-08, “ATSC 3.0 Security and Service Protection,” 15 August 2023, and accompanying schema. Previous Versions There are multiple versions of this document. Please be sure to download the desired version. For amendments, the text includes a list of […]
Posted on January 6, 2018 in
This standard 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 of the ATSC 3.0 Link Layer Protocol (ALP) and a Broadcast Gateway. This […]
Posted on January 3, 2018 in
This document specifies mechanisms for signaling the properties of applications, including their lifecycle states, and also mechanisms for delivering activation notifications synchronized with a time base, so that the actions of applications can be synchronized accordingly. Download current version: A/337:2023-03, “Application Event Delivery”, and accompanying schema, 28 March 2023. This version of the Standard is […]
Posted on December 19, 2017 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 […]
Posted on December 7, 2017 in
This document specifies protocols used for delivery and synchronization of media and non-timed data in the ATSC 3.0 system. A/331 specifies the technical mechanisms and procedures pertaining to service signaling and IP-based delivery of a variety of ATSC 3.0 services and contents to ATSC 3.0-capable receivers over broadcast, broadband, and hybrid broadcast/broadband networks. The service […]
Posted on December 5, 2017 in
This document provides recommended practices for methods to be employed in the erasure and modification of VP1 audio watermarks. Download current version: A/339:2023-03, “Audio Watermark Modification and Erasure”, 28 March 2023. Previous Versions There are multiple versions of this document. Please be sure to download the desired version. For amendments, the text includes a list […]
Posted on October 23, 2017 in
This Standard describes the ATSC 3.0 digital television system. ATSC 3.0 is a suite of voluntary technical Standards and Recommended Practices that is fundamentally different from predecessor ATSC systems and is therefore largely incompatible with them. This divergence from earlier design is intended to allow substantial improvements in performance, functionality, and efficiency sufficient to warrant […]
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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.