<P> 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 . HDTV has quickly become the standard , with about 85 % of all TVs used being HD as of 2017 . In the US , the 720p and 1080i formats are used for linear channels , while 1080p is available on a limited basis , mainly for pay - per - view and video on demand content . </P>
<P> 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 . HDTV has quickly become the standard , with about 85 % of all TVs used being HD as of 2017 . In the US , the 720p and 1080i formats are used for linear channels , while 1080p is available on a limited basis , mainly for pay - per - view and video on demand content . </P>
when did the first hd tv come out
when did the first hd tv come out
1998
1998