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High-definition television (HDTV) describes a television or video system which provides a substantially higher image resolution than the previous generation of technologies. The term has been used since at least 1933; [1] in more recent times, it refers to the generation following standard-definition television (SDTV).
- Ultra-high-definition Television
Ultra-high-definition television (also known as Ultra HD...
- Television
High-definition television (HDTV) provides a resolution that...
- 4K resolution
In October 2012, the Consumer Electronics Association (CEA)...
- Ultra-high-definition Television
High-definition television (HDTV) in the United States was introduced in 1998 and has since become increasingly popular and dominant in the television market. Hundreds of HD channels are available in millions of homes and businesses both terrestrially and via subscription services such as satellite , cable and IPTV .
NameFirst-launched Hd ServiceHd Format [6]CategorySeptember 4, 20061080iEntertainmentSeptember 16, 2001720pBroadcastMarch 10, 20151080iNewsOctober 15, 20071080iEntertainmentModern flat panel TVs are typically capable of high-definition display (720p, 1080p or 2160p) and can also play content from a USB device. RCA 630-TS, the first mass-produced television set, which sold in 1946–1947. Mechanical televisions were commercially sold from 1928 to 1934 in the United Kingdom, United States, and Soviet Union.
High-definition television (HDTV) is a television broadcasting system which uses a higher resolution than a normal television. With HDTV, people can see sharper pictures than with old television, giving a more vivid and clear screen. Most HDTV systems use digital signals with a 16:9 aspect ratio (width to height).
