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View Full Version : Why Are There 18 Different Standards for HDTV?


Filip Norrgard
02-14-2005, 10:00 PM
<div class='os_post_top_link'><a href='http://www.engadget.com/entry/1234000167030871/' target='_blank'>http://www.engadget.com/entry/1234000167030871/</a><br /><br /></div><i>"First, to be technical, there are eighteen different ‘ATSC DTV (digital television) formats’ of which only six are actually High-Definition. Of the six HDTV formats only two are used frequently, 720p and 1080i. That doesn’t really answer the question, but it narrows the field down a bit and gives us something to work with."</i><br /><br />This is a well written article from Engadget that describes why ATSC includes 18 different standards and what the differences between 720i and 720p are. Definitely worth reading, IMO.