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Telephone and Data Systems, Inc. is a Chicago -based telecommunications service company providing wireless products and services; cable and wireline broadband, TV and voice services; and hosted and managed services to approximately 6 million customers nationwide through its business units TDS Telecom and U.S. Cellular ( NYSE : USM) and OneNeck ...
Television interference ( TVI) is a particular case of electromagnetic interference which affects television reception. Many natural and man-made phenomena can disrupt the reception of television signals. These include naturally occurring and artificial spark discharges, and effects due to the operation of radio transmitters.
Broadcast television systems (or terrestrial television systems outside the US and Canada) are the encoding or formatting systems for the transmission and reception of terrestrial television signals. Analog television systems were standardized by the International Telecommunication Union (ITU) in 1961, [1] with each system designated by a ...
Distributed transmission system. In North American digital terrestrial television broadcasting, a distributed transmission system ( DTS or DTx) is a form of single-frequency network in which a single broadcast signal is fed via microwave, landline, or communications satellite to multiple synchronised terrestrial radio transmitter sites. The ...
Widescreen signaling. In television technology, Wide Screen Signaling ( WSS) [1] is digital metadata embedded in invisible part of the analog TV signal describing qualities of the broadcast, in particular the intended aspect ratio of the image. This allows television broadcasters to enable both 4:3 and 16:9 television sets to optimally present ...
Time-division multiplexing ( TDM) is a method of transmitting and receiving independent signals over a common signal path by means of synchronized switches at each end of the transmission line so that each signal appears on the line only a fraction of time in an alternating pattern. It can be used when the bit rate of the transmission medium ...
Cable television first became available in the United States in 1948. [1] By 1989, 53 million U.S. households received cable television subscriptions, [2] with 60 percent of all U.S. households doing so in 1992. [3] Most cable viewers in the U.S. reside in the suburbs and tend to be middle class; [4] cable television is less common in low ...
Transition testing Wilmington, North Carolina test market. As part of a test by the FCC to iron out transition and reception concerns before the nationwide shutoff, all of the major commercial network stations in the Wilmington, North Carolina market ceased transmission of their analog signals on September 8, 2008, making it the first market in the nation to go digital-only.