Friday, May 31, 2019
The Digital Conversion in Television Essay -- TV Digital Technology DT
The digital Conversion in TelevisionIntroductionTelevision is now in the process of converting from linear to digital technology. The significance of this change is greater than the introduction of color TV in the 1960s, but more complicated since conversion will require new equipment for all consumers. Unlike color TV, digital television (DTV) uses a new kind of signal that does not fit within the structure of the old signal. DTV refers to a specific standard being implemented in the United States to carry a television signal in digital form through all stages of its transmission, not just for digital equipment such as video tape recorders and satellite receivers that have already been used in conjunction with analog television.The Federal Communications Commission (FCC) is the regulatory confidence for the use of DTV. The Commission required TV stations in the top ten markets to begin broadcasting digital signals on separate channels on with their current analog signals. Statio ns in smaller markets are being phased in, and all commercial stations are expected to broadcast a digital signal by 2002. By 2003, all public stations are expected to go digital. The FCC will allow broadcasters to pull the plug on analog by 2006, although many people in the electronics and communications industries feel that analog TV may persist for a few years longer (Churchill).digital television is being promoted for three distinct advantages better picture, better sound, and more functions and flexibility. A digital picture has better color and is free from ghost images and snow. In addition, the DTV format allows for greater resolution than analog TV, a resolution high enough to be known as high definition television (HDTV). Th... ...re/0,1284,14770,00.html.Mannion, Patrick. FCC Roadblocks COFDM Petition. electronic Design 20 Mar. 2000 32. Academic Search Elite GALILEO. Athens Area Technical Inst. Lib., Athens, GA. 7 May 2000 .Mannion, Patrick. Last Digital-TV Issues Get Res olved as constancy Gears Up for Prime Time. Electronic Design 17 Apr. 2000 85-91. Academic Search Elite GALILEO. Athens Area Technical Inst. Lib., Athens, GA. 7 May 2000 .Powell III, Adam Clayton. Digital Doubts. Reason Apr. 2000 13-14. Academic Search Elite GALILEO. Athens Area Technical Inst. Lib., Athens, GA. 4 May 2000 .Yang, Catherine, Neil Gross and Richard Siklos. Digital D-Day. BusinessWeek 26 Oct. 1998. McGraw-Hill Companies Inc. 6 May 2000 .
Subscribe to:
Post Comments (Atom)
No comments:
Post a Comment
Note: Only a member of this blog may post a comment.