[opendtv] Re: LG launches 6th gen ATSC digital TV broadcast receiver chipset
- From: "John Willkie" <johnwillkie@xxxxxxxxxxxxx>
- To: <opendtv@xxxxxxxxxxxxx>
- Date: Sat, 21 Apr 2007 10:44:20 -0700
I've prepared a lengthy response that might be appropriate to this, but let
me make sure it addresses what you are alluding to.
Is the "wording issue" changing the text in A/65 to permit packets with PSIP
sections to contain adaptation fields?
John Willkie
----- Original Message -----
From: "Mark Schubin" <tvmark@xxxxxxxxxxxxx>
To: <opendtv@xxxxxxxxxxxxx>
Sent: Saturday, April 21, 2007 5:51 AM
Subject: [opendtv] Re: LG launches 6th gen ATSC digital TV broadcast
receiver chipset
> Something a knowledgeable third party referred to. No engineering
> difficulty with A-VSB and PSIP, just a wording issue.
>
> TTFN,
> Mark
>
>
> John Willkie wrote:
> > Mark;
> >
> > Are you alluding to the A-VSB proposal requiring all packets (including
> > those with PSIP) having adaptation fields?
> >
> > John Willkie
> > ----- Original Message -----
> > From: "Mark Schubin" <tvmark@xxxxxxxxxxxxx>
> > To: <opendtv@xxxxxxxxxxxxx>
> > Sent: Friday, April 20, 2007 2:15 PM
> > Subject: [opendtv] Re: LG launches 6th gen ATSC digital TV broadcast
> > receiver chipset
> >
> >
> >
> >> Manfredi, Albert E wrote:
> >>
> >>> Mark Schubin wrote:
> >>>
> >>>
> >>>> Hype is hype, even if the product being hyped is actually good.
> >>>>
> >>>>
> >>> There's a difference between hype and FUD.
> >>>
> >>> The FUD a few short years ago was that if a "tuner mandate" was to be
> >>> established, the result would be that CE manufacturers would
incorporate
> >>>
> > the cheapest possible, poor performing receivers just to meet the
mandate.
> >
> >> What makes you think they haven't? LG engineers brought a
> >> "5th-generation" prototype STB to my apartment in mid-2004. It
> >> successfully received all DTT channels reliably via a set-top antenna.
> >> No receiver that has been brought to my apartment since then has been
> >> able to do so.
> >>
> >>
> >>> If performance can be improved while reducing the cost of the final
> >>> product, that's obviously the road the manufactuers will take.
> >>>
> >> And, if the cost of the product can be reduced still further by
reducing
> >> quality, that's another road manufacturers often take. Those who've
> >> shot HDTV for a long time say the highest picture quality was with the
> >> 1-inch-format Sony HDC-500 and Canon HV12x12 lens. HDTV cameras and
> >> lenses have gotten smaller, lighter, and less expensive with 2/3-inch
> >> models, but they haven't gotten higher in quality; instead, they've
gone
> >> lower (and lower still with 1/2-inch and 1/3-inch models).
> >>
> >> As for hype and FUD being different, perhaps you're right; I just
> >> noticed both being exuded in the service of MPH at NAB in Las Vegas,
> >> where it was implied that A-VSB couldn't do a single-frequency network
> >> (they demonstrated it), had lower throughput (as demonstrated at NAB,
it
> >> had higher), and couldn't handle PSIP (as a result of an easily changed
> >> phrase in the standard).
> >>
> >> TTFN,
> >> Mark
> >>
> >
> >
> >
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> >
> >
>
>
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