ATSC Standards

A/49: Ghost Canceling Reference Signal for NTSC

13 May 1993, Reaffirmed by ATSC, 10 December 2014

This document describes a ghost canceling reference (GCR) signal for NTSC television signals.

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This document specifies coded representation of audio information and the decoding process, as well as information on the encoding process. The coded representation specified is suitable for use in digital audio transmission and storage applications, and may convey from 1 to 5 full bandwidth audio channels, along with a low-frequency enhancement channel. A wide range […]

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The Digital Television Standard describes the system characteristics of the advanced television (ATV) system. The document and its normative Parts provide detailed specification of the parameters of the system including the video encoder input scanning formats and the preprocessing and compression parameters of the video encoder, the audio encoder input signal format and the pre-processing […]

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This document defines mean to uniquely identify content (an audiovisual work). It specifies the use of an externally defined identifier, such as ISAN, and it defines an alternative house numbering system. This document also defines the semantics of the use of the MPEG-2 content labeling descriptor for labeling audiovisual content with these identifiers in the […]

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This document describes the characteristics for the video subsystem of a digital television system operating at 25 Hz and 50 Hz frame rates.

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This document (A/65 2013) defines a standard for System Information (SI) and Program Guide (PG) data compatible with digital multiplex bit streams constructed in accordance with ISO/IEC 13818-1 (MPEG-2 Systems). The document defines the standard protocol for transmission of the relevant data tables contained within packets carried in the transport stream multiplex. The protocol defined […]

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This document defines the Conditional Access system for ATSC Terrestrial Broadcasting. The necessary building blocks are called out that will enable broadcasters to fully exploit the capabilities of digital broadcasting using ATSC. This standard is based, whenever possible, on existing open standards.

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Part 2 of this Standard defines the method for utilizing Simulcrypt concepts to simultaneously encrypt (provide service protection) services with different service protection systems without transmitting multiple differently-encrypted copies of the services.

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This supplementary standard defines a general purpose method to enable announcement of the technical attributes of program elements that must be supported in a receiving device to render the programming on a particular virtual channel. It is not a replacement for fully-defined and optimized combinations of program elements defined for a particular service type, such […]

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A/72 Parts 1, 2, and 3

A/72 Part 1:2015, “Video System Characteristics of AVC in the ATSC Digital Television System”19 May 2015 This Part describes the video coding constraints on ITU-T Rec. H.264 | ISO/IEC 14496-10 (“AVC”) video compression in the ATSC Digital Television System. The Transport Stream constraints for AVC are described in Part 2 of this standard. Download PDF […]

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This standard defines a method for communicating metadata related to PSIP (Program and System Information Protocol), including duplicate data that needs to be entered in other locations in the transport stream. Communication is based on a protocol utilizing XML message documents generated in accordance with a Programming Metadata Communication Protocol (PMCP) XML Schema defined herein.

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This document describes the emission system for ATSC Direct-to-Home (DTH) Satellite Broadcast System. This specification defines extensions to audio, video, transport, and PSIP subsystems as defined in ATSC Standards A/53B and A/65A. The emission system defined in this document includes carriage of data broadcasting as defined in ATSC Standard A/90 without requiring extensions. Furthermore, transmission […]

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This document provides the necessary specifications to construct a Data Return Link (DRL) system for automatic transmitter control (ATPC) applications. This document further specifies the mechanisms necessary for basic identification and power control of TV Broadcast Auxiliary Service (BAS) transmitters, in either an automatic or manual mode. The initial, and default, operating mode is known […]

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The ATSC Data Broadcast Standard defines protocols for data transmission compatible with digital multiplex bit streams constructed in accordance with ISO/IEC 13818-1 (MPEG-2 Systems). The standard supports data services that are both TV program related and non-program related. Applications may include enhanced television, webcasting, and streaming video services. Data broadcasting receivers may include PCs, televisions, […]

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This standard specifies the delivery of Internet Protocols (IP) Multicast sessions, the delivery of data for describing the characteristics of a session, and usage of the ATSC A/90 Data Broadcast Standard for IP Multicast. This document defines a standard for the asynchronous transmission of Internet Protocols (IP) specifically including multicast addressing compatible with the ATSC […]

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This document defines a standard for the transmission of synchronized data elements, and synchronized and asynchronous events. It specifically enables the synchronized delivery of data modules through the decoupling of the timing from the delivery of the data element. It also enables the delivery of events to receivers, including application-defined events.

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This standard defines an Application Reference Model (ARM) including a binding of application environment facilities onto the ATSC Data Broadcast Standard, A/90. This standard includes a system-wide resource naming scheme, a state model, data models, and constraints and extensions to A/53, A/65, and A/90 to implement application environments.

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This document defines the ATSC Transport Stream File System (TSFS) standard for delivery of hierarchical name-spaces, directories and files. This standard builds on the data service delivery mechanism defined in the ATSC Data Broadcast Standard, A/90.

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This standard defines a core suite of protocols to enable remote interactivity in television environments. Remote interactivity requires the use of a two-way interaction channel that enables communications between the client device and remote servers. Examples of remote interactivity include E-commerce transactions during commercials, electronic banking, polling, email services, or other services yet to be […]

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This document specifies a data service that may be used to download software to a terminal device using an MPEG-2 Transport Stream via an appropriate physical layer. This service may be used to effect updates or upgrades of firmware, operating system software, device driver software, native application software, middleware, and other types of software that […]

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This document defines the method for transport of System Renewability Messages. A System Renewability Message (SRM) is a message issued by the administrator of a Content Protection System (CPS) that, when sent to devices that use that CPS, can revoke permission of certain devices or groups of devices to obtain content protected by that CPS. […]

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This supplementary standard establishes how to transport certain data services that are sent by some broadcasters. These services may be sent over NTSC using lines in or near the Vertical Blanking Interval or in digital video using VANC. The method for encapsulating some of these services has been defined in SCTE 127.

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A/100: DTV Application Software Environment – Level 1 (DASE-1)

The DASE-1 Standard defines a software layer (middleware) that allows programming content and applications to run on a so-called common receiver. Interactive and enhanced applications need access to common receiver features in a platform-independent manner. This environment provides enhanced and interactive content creators the specifications necessary to ensure that their applications and data will run […]

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This Standard describes the ATSC Non-Real-Time Content Delivery system, hereafter referred to as the ATSC NRT system or simply NRT. The NRT system provides support for delivery of content in advance of use (i.e., not streaming content). These ATSC-NRT services are carried in DTV broadcast multiplexes. The presence of these services do not preclude or […]

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A/104: ATSC 3D-TV Terrestrial Broadcasting

The ATSC 3D-TV suite of standards is organized in a series of Parts based on deployment architecture. Additional Parts are expected to be added during calendar year 2014. A/104 Part 1:2014, “3D-TV Terrestrial Broadcasting, Part 1” 4 August 2014 This document and its normative Parts provide detailed specification of the parameters of the 3D-TV system […]

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Standard describes the ATSC Interactive Services Standard (ISS). The Interactive Services system allows the broadcaster to connect broadcast programming with additional services related to that programming. Central to this system are Declarative Objects (DOs) providing the user’s interactive experience. Changes to the life-cycle state of Declarative Objects (for example to launch or kill a DO) […]

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This document defines the security and service protection systems for ATSC 2.0 broadcasting. Prepared by the Specialist Group on Security (TG1/S7), the necessary building blocks are called out that will enable broadcasters to fully exploit the capabilities of digital broadcasting using ATSC 2.0. This standard is based, whenever possible, on existing open standards.

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This document is a top-level specification of the ATSC 2.0 fixed-broadcast digital television services, which augment the digital television services defined in ATSC A/53. As a top-level document this standard references other ATSC standards as well as standards developed by other organizations.

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This document defines a standard for synchronization of multiple transmitters emitting trellis-coded 8-VSB signals in accordance with ATSC A/53 Part 2 and of both single and multiple transmitters emitting Mobile DTV signals in accordance with ATSC A/153 Part 2. The emitted signals from transmitters operated according to this standard comply fully with the requirements of […]

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A/153: ATSC Mobile DTV Standard, Parts 1 – 10

The ATSC Mobile DTV Standard defines the technical specifications necessary for broadcasters to provide new services to mobile and handheld devices using their digital television (DTV) transmissions. The new services for mobile and handheld devices are carried along with current DTV services without any adverse impact on legacy receiving equipment. ATSC Mobile DTV was developed […]

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