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The New Communications Technologies, 5th Edition by Barbara Morgenstern, Michael Mirabito

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13      Digital Television and Digital Audio Broadcasting

This chapter focuses on digital television (DTV), an application designed to produce an enhanced television display. High definition television (HDTV), which can fall under the DTV designation, has been a goal of companies and countries for years. The chapter concludes with an overview of an analogous system geared for radio, digital audio broadcasting (DAB).

HIGH DEFINITION TELEVISION

High definition television was touted as the new premier television standard. Its display would visually approach the quality of film, and the system would support an enhanced audio signal.1

An HDTV set would also have a 16:9 aspect ratio, that is, the ratio between a screen’s width and height. In contrast ...

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