CNN ( Cable News Network )
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Cable News Network or CNN almost always referred to by its initialism CNN, is a U.S. cable news network founded in 1980 by Ted Turner. Upon its launch, CNN was the first network to provide 24-hour television news coverage, and the first all-news television network in the United States. While the news network has numerous affiliates, CNN primarily broadcasts from its headquarters at the CNN Center in Atlanta, the Time Warner Center in New York City, and studios in Washington, D.C.Time Warner, and the U.S. news network is a division of the Turner Broadcasting System. and Los Angeles. CNN is owned by parent company
CNN is sometimes referred to as CNN/U.S. to distinguish the North American channel from its international counterpart, CNN International. As of June 2008, CNN is available in over 93 million U.S. households.[6] Broadcast coverage extends to over 890,000 American hotel rooms, and the U.S broadcast is also shown in Canada. Globally, CNN programming airs through CNN International, which can be seen by viewers in over 212 countries and territories. In terms of regular viewers (Nielsen ratings), CNN rates as the United States' number two cable news network and has the most unique viewers (Nielsen Cume Ratings).
The Cable News Network was launched at 5:00 p.m. EST on Sunday June 1, 1980. After an introduction by Ted Turner, the husband and wife team of David Walker and Lois Hart Since its debut, CNN has expanded its reach to a number of cable and satellite television networks, several web sites, specialized closed-circuit networks (such as CNN Airport Network), and a radio network. The network has 36 bureaus (10 domestic, 26 international), more than 900 affiliated local stations, and several regional and foreign-language networks around the world. The network's success made a bona-fide mogul of founder Ted Turner and set the stage for the Time Warner conglomerate's eventual acquisition of Turner Broadcasting. anchored the first newscast.
A companion network, CNN2, was launched on January 1, 1982 and featured a continuous 24-hour cycle of 30-minute news broadcasts. A year later, it changed its name to "CNN Headline News", and eventually it was simply called "Headline News". (In 2005, Headline News would break from its original format with the addition of Headline Prime, a prime-time programming block that features news commentary; and in 2008 the channel changed its name again, to "HLN".)
CNN HD is a 1080i high definition simulcast of CNN that launched in September 2007. All regular shows based out of New York City, Washington, D.C. and Los Angeles are aired in HD, as well as special events. Shows based out of Atlanta are not in HD (they are instead aired in Stretch-o-Vision) but CNN has announced they will begin airing in HD in April or May of 2010. Stylized pillarboxes (outlines of the letters "HD" in a large font, configured sideways, and usually in red with a red background, but sometimes blue with a blue background), are used for remotely shot video that's only available in standard definition.
Formerly during American Morning, CNN HD viewers saw weather forecasts in graphic form on the sides of the screen (American cities on the right, and cities outside of the U.S. on the left). This feature was removed in November 2009.
The documentary Planet in Peril was CNN's first documentary program produced in HD, followed by Black in America (Its sequel Black in America 2 also aired in HD). Its spinoff Latino in America was also in HD. CNN HD also used to display a CNN HD logo (the normal CNN logo with the letters HD in a different, gray colored font next to it) on the bottom left corner of the screen. It was last used on February 28, 2009.
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