datacasting
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Datacasting — (data broadcasting) is the broadcasting of data over a wide area via radio waves. It most often refers to supplemental information sent by television stations along with digital television, but may also be applied to digital signals on analog TV… … Wikipedia
Datacasting — TV Also known as enhanced TV. Datacasting is the act of providing enhanced options offered with some digital programming to provide additional program material or non program related resources. This allows viewers the ability to download data… … Audio and video glossary
datacasting — daˈtacasting noun A form of broadcasting that enables the rapid dissemination of large amounts of data to a large number of users • • • Main Entry: ↑data … Useful english dictionary
Overscan — is extra image area around the four edges of a video image that may not be seen reliably by the viewer. It exists because television sets in the 1930s through 1970s were highly variable in how the video image was framed within the cathode ray… … Wikipedia
Digital terrestrial television in Australia — commenced on 1 January 2001, in the country s five most populous cities, Sydney, Melbourne, Brisbane, Adelaide and Perth using DVB T standards. A transition plan to replace Analogue PAL transmissions began in 2010 and is scheduled for completion… … Wikipedia
Digital Forty Four — Owned by Broadcast Australia Country Australia … Wikipedia
Seven Network — Logo Launched 4 November 1956 Owned by Seven West Media Picture format 576i 16:9 (SDTV … Wikipedia
Virtual channel — For the SDRAM technology, see VC RAM. For the computer networking term, see virtual circuit. In telecommunications, a logical channel number (LCN), also known as virtual channel, is a channel designation which differs from that of the actual… … Wikipedia
Communications in Australia — is dominated by the telecommunications provider, Telstra. Other telephone carriers include Optus (owned by Singapore Telecommunications), AAPT and Powertel (both owned by Telecom New Zealand), Soul (SP Telemedia), Vodafone and Hutchison 3G (3… … Wikipedia
Television broadcasting in Australia — began on the 16 September 1956 in black and white at TCN 9 in Sydney, and has since expanded to include a broad range of public, commercial, community, subscription, narrowcast and amateur stations across the country.Colour television was… … Wikipedia
