Advanced Television Systems Committee standards are an international set of standards for broadcast and digital television transmission over terrestrial, cable and satellite networks.

An ATSC (Advanced Television Systems Committee) tuner, often called an ATSC receiver or HDTV tuner, is a type of television tuner that allows reception of digital television television channels that use ATSC standards, as transmitted by television stations in North America (including parts of Central America) and South Korea.

a major version of the ATSC standards for terrestrial television broadcasting created by the Advanced Television Systems Committee.