High-definition television provides significantly improved picture quality relative to conventional (analog NTSC) television and a wide screen format (16:9 aspect ratio). The ATSC Standard enables transmission of HDTV pictures at several frame rates and one of two picture formats; these are listed in the top two lines of Table 5.1. The ATSC Standard also enables the delivery digital sound in various formats.
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ATSC, the Broadcast Standards Association, is an international, non-profit organization developing voluntary standards and recommended practices for digital terrestrial broadcasting. Serving as an essential force in the broadcasting industry, ATSC guides the seamless integration of broadcast and telecom standards to drive the industry forward. Currently, the ATSC 3.0 Standard is providing the best possible solution for expanding the potential of the broadcast spectrum beyond its traditional application to meet changing needs. From conventional television to innovative digital data services, ATSC has one clear goal: to empower the broadcasting ecosystem like never before.
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