ATSC Recommended Practices
 

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Published ATSC Recommended Practices

An ATSC Recommended Practice is a document that states specifications or criteria within Advanced Television Systems that are not strictly necessary for effective implementation and interoperability, but that are thought to be advisable and may improve the efficiency of implementation or reduce the probability of implementation errors. An ATSC Recommended Practice may specify preferred methodology for implementation and operation and may recommend a choice from among alternatives.

 

A/54A – Guide to the Use of the ATSC Digital Television Standard, with Corrigendum No. 1

4 December 2003, Corrigendum No. 1 dated 20 December 2006, Download PDF File

This guide provides tutorial information and an overview of the digital television system defined by ATSC Standard A/53, the ATSC Digital Television Standard. In addition, recommendations are given for operating parameters for certain aspects of the DTV system.
 

A/58 – Harmonization with DVB SI in the Use of the ATSC Digital Television Standard

16 September 1996, Download PDF File

This document specifies a recommended practice for use of the ATSC Digital Television Standard to ensure interoperability internationally at the transport level with the European Digital Video Broadcast (DVB) project as standardized by the European Telecommunications Standards Institute (ETSI). Guidelines for use of the Digital Television Standard are outlined which ensure avoidance of conflict with DVB transport in the areas of Packet Identifier (PID) usage and assignment of user private values for descriptor tags and table identifiers.
 

A/69 – Program and System Information Protocol Implementation Guidelines for Broadcasters

25 June 2002, Download PDF File

This document provides a set of guidelines for the use and implementation of the ATSC Program and System Information Protocol. The information contained herein applies to broadcasters, network operators, infrastructure manufacturers, and receiver manufacturers.
 
A/74 – Receiver Performance Guidelines, with Corrigendum No. 1 and Amendment No. 1
18 June 2004 (Corrigendum No. 1 dated 11 July 2007, Amendment No. 1 dated 29 November 2007), Download PDF File, associated Excel spreadsheet of capture data

This Recommended Practice addresses the front-end portion of a receiver of digital terrestrial television broadcasts. The recommended performance guidelines enumerated in this document are intended to assure that reliable reception will be achieved. Guidelines for interference rejection are based on the FCC planning factors that were used to analyze coverage and interference for the initial DTV channel allotments. Guidelines for sensitivity and multipath handling reflect field experience accumulated by testing undertaken by ATTC, MSTV, NAB, and receiver manufacturers.

Field ensembles described in Section 4.5.2 of the Recommended Practice are available from MSTV by request to captures@atsc.org.
 
A/75 – Developing DTV Field Test Plans
26 July 2001, Download PDF File

This document presents the objectives of, and general methodology for conducting field tests of over-the-air terrestrial digital television (DTV) systems. The scope of the work includes reception, demodulation, and recovery of the transmitted data. The scope of the work herein is not concerned with the decoded data or analog signals except when these signals are used as a means to determine that the data has been correctly recovered.
Note: While this document provides considerable useful information, it has not been updated and may therefore not reflect current practices
 
A/78A – Transport Stream Verification

9 May 2007, Download PDF File

This Recommended Practice provides a common methodology for describing Transport Stream conformance criteria. This RP explicitly describes the elements and parameters of A/53 and A/65 that should be verified in an ATSC Transport Stream for it to be considered a proper emission. It does not cover RF, captioning, or elementary streams.

 
A/91 – Implementation Guidelines for the Data Broadcast Standard
10 June 2001, Download PDF File

This document provides a set of guidelines for the use and implementation of the ATSC Data Broadcast Standard. As such, they facilitate the efficient and reliable implementation of data broadcast services. The information contained herein applies to data service providers as the primary entity that assembles the elements of each data channel. It also applies to broadcasters, network operators, and infrastructure manufacturers. The rules are specified in the form of constraints on the data broadcast implementation.
 
A/111 – Design Of Synchronized Multiple Transmitter Networks
3 September 2004, Download PDF File

Many of the challenges of radio frequency transmission are the same regardless of whether the information carried is in analog or digital form. Because of the signal processing applied when the information carried is digital, however, there are techniques to overcome some of those challenges that are more applicable to digital signals than to analog signals. Among such techniques is the use of multiple transmitters in Single Frequency Networks (SFNs) and Multiple Frequency Networks (MFNs). In the past, SFNs have been considered mostly for applications in multi-carrier systems such as those using COFDM modulation. This Recommended Practice applies SFNs to the single-carrier 8 VSB system adopted by the ATSC and the FCC. SFNs can be implemented with Digital On-Channel Repeaters (DOCRs), with Distributed Transmitters (DTxTs), with Distributed Translators (DTxRs), or with a combination of them. MFNs generally involve the use of translators. This Recommended Practice examines all three types of transmitters used in SFNs and MFNs and then concentrates on the design aspects of SFNs.
 
A/112 – E-VSB Implementation Guidelines
18 April 2006, Download PDF File

The purpose of this document is to explain in detail the ATSC standards related to E-VSB (Enhanced VSB), and provide guidelines to parameter selection and implementation scenarios where useful.
 
Document Formats
ATSC documents are available in the Adobe Acrobat (PDF) format. If you do not have Adobe Acrobat Reader, you may download a free reader from Adobe. Note that newer documents have been produced using Acrobat Version 7.0. This version, by default, writes files that can not be read by Readers before 6.0. It may be necessary, therefore, to download the latest version of Acrobat Reader.

Please note that some of these documents contain Normative References from Organizations that meet the criteria stated in the ATSC Policy on Copyright and References.