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Digital Audio Broadcasting

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ALSO CALLED: Digital Audio Broadcasting Services, Digital Radio Services, DAB, Digital Radio, Direct Broadcast Radio Systems
DEFINITION: Digital audio broadcasting (DAB), also known as digital radio and high-definition radio, is audio broadcasting in which analog audio is converted into a digital signal and transmitted on an assigned channel in the AM or (more usually) FM frequency range. DAB is said to offer compact disc (CD)- quality audio on the FM (frequency modulation) broadcast band and to offer FM-quality audio on the AM (amplitude  … 
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Digital Audio Broadcasting Multimedia (View All Report Types)
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Oracle AppCast: Aligning Finance and Operations with Business Strategy
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PODCAST: Complexity, uncertainty, global competition and shrinking cycle times are all challenges organizations face today. As a result, finance needs to take on the role of a business partner and work with operations to accommodate the business plan. In order to do this, the proper tools need to be in place.
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DIGITAL AUDIO BROADCASTING DEFINITION (continued): …  modulation) broadcast band. The technology was first deployed in the United Kingdom in 1995, and has become common throughout Europe. Digital audio broadcast signals are transmitted in-band, on-channel (IBOC). Several stations can be carried within the same frequency spectrum. Listeners must have a receiver equipped to handle DAB signals. At the transmitting site, the signal is compressed using MPEG algorithms and modulated using coded orthogonal frequency division multiplexing (COFDM). A digital signal offers several advantages over conventional analog transmission, including improved sound … 
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