[opendtv] Re: Frames Per Second of 720P

  • From: "Dale Kelly" <dalekelly@xxxxxxxxxxx>
  • To: <opendtv@xxxxxxxxxxxxx>
  • Date: Sat, 26 Jul 2008 15:54:28 -0700

Bert wrote:
> That is, unless there's 
> some sort of anti-change religious dogma going on at the ATSC, 
> that preaches unchanging standards for fixed receivers.

Your getting warm.....

Dale

> -----Original Message-----
> From: opendtv-bounce@xxxxxxxxxxxxx
> [mailto:opendtv-bounce@xxxxxxxxxxxxx]On Behalf Of Albert Manfredi
> Sent: Saturday, July 26, 2008 2:56 PM
> To: opendtv@xxxxxxxxxxxxx
> Subject: [opendtv] Re: Frames Per Second of 720P
> 
> 
> 
> Craig Birkmaier wrote:
> 
> > We were having a discussion about the ATSC standard
> > already being out of date, particularly with respect to the
> > installed base of ATSC receivers, which will not be able to
> > access the mobile services.
> 
> Yes, exactly the same situation as DVB-H. Exactly the same as 
> HDTV in European DTT systems, also. But not as disruptive as 
> DVB-T2, which is not backward compatible with DVB-T receivers.
> 
> This is what happens when standards are updated. You always try 
> to make it so legacy equipment isn't made totally useless. 
> POTENTIALLY, although I'm pretty positive this is not the case 
> for any existing products on the market, A/97 could be used to 
> update equipment to receive the new broadcasts.
> 
> > THere is little doubt that once the standard for mobile is
> > adopted, that we may see new fixed location TVs add
> > support for the mobile and infrastructure enhancements.
> 
> I don't think this has been the case with DVB-H, but maybe I'm 
> wrong. It would be good, though, to see more robust modes of ATSC 
> making it to all receivers. And yes, as you say, that would 
> introduce H.264 into ATSC. Exactly the same as introduction of 
> HDTV is being used in Europe to introduce H.264 into DVB-T.
> 
> > So this is not a zero sum game. One could even suggest
> > that this is a backdoor way to enhance the ATSC standard.
> 
> Not being involved with the ATSC in any way, I don't perceive 
> this as "back door" at all. Seems like a straightforward 
> enhancement, done through the front door. That is, unless there's 
> some sort of anti-change religious dogma going on at the ATSC, 
> that preaches unchanging standards for fixed receivers.
> 
> Bert
> 
> _________________________________________________________________
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