This document specifies information describing the availability of broadcast services over time within a broadcast region. Broadcast receivers may use this information to help construct a list of services that may be available to them. Additionally, the information provides a schedule that allows receivers to maintain an up-to-date service list. This document describes how the information may be distributed using either an ATSC 1.0 broadcast (or any MPEG-2 transport stream), ATSC 3.0 broadcast, or over broadband.
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 for the changes, and compatibility considerations.
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Advanced Television Systems Committee, Inc.
1300 I Street NW, Suite 400E
Washington, DC 20005
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.