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From: rustyh@wam.umd.edu (Michael Katzmann)
Newsgroups: sci.electronics
Subject: Re: HDTV and aspect ratio
Message-ID: <1991Apr17.165105.27526@wam.umd.edu>
Date: 17 Apr 91 16:51:05 GMT
References: <16642@chaph.usc.edu>
Sender: usenet@wam.umd.edu (USENET Posting)
Organization: Broadcast Sports Technology
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In article <16642@chaph.usc.edu> rongchen@nunki.usc.edu (DragonSlayer) writes:
>This is probably the closest group I can find for this question I want
>to ask. HDTV is going digital. And once in a while the 16:9 aspect ratio
>is mentioned to compared with the 4:3 ratio to hint the advantage of
>the 16:9 mature. 

You have done for the English language what Saddam did for democracy. :-)


 What really is the advantage of the 16:9 aspect ratio in
>HDTV? I know what this ratio is, but I don't see the big deal behind it.
>Can someone help on this one? Thanks.
>
It means that a "Panavision" type film can be broadcast without chopping
off the sides (you know "The Magnificent 5" syndrome), or having black
stripes on the top and bottom of the screen.

Its also a way that the HDTV people can counter the EDTV (extended) people.
(Although there are schemes to send the extra edge information for
EDTV).

--
Michael Katzmann  (VK2BEA/G4NYV/NV3Z)   Please email to this address |
Broadcast Sports Technology                                          |
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