[opendtv] Re: How important are new Codecs wrt OTA Broadcasting?
- From: William Smith <wsmith@xxxxxxx>
- To: opendtv@xxxxxxxxxxxxx
- Date: Wed, 22 Feb 2006 15:57:35 -0500
Ampex portable... it has a handle..
Mark Aitken wrote:
> Definition of portable and mobile being...?
> William Smith wrote:
>
>
>>So far the only portable and mobile receiver (if you want to call them
>>that) are the Mini ITX PC systems we are building as datacast units with
>>BBTI cards. (The Tuner App will decode and display HD). They do run on
>>12V.. Batteries not included..
>>
>>
>>
>>Manfredi, Albert E wrote:
>>
>>
>>
>>>William Smith wrote:
>>>
>>>
>>>
>>>
>>>
>>>>IMHO The modulation standard is strangling the business
>>>>model.
>>>>
>>>>LG claims to have the secret to 8-VSB (they should they
>>>>own it) but refuses to make the solution available (except
>>>>to be waved around in Congressional Hearings).
>>>>
>>>>
>>>
>>>Actually, LG does build their good stuff into integrated TV sets, but
>>>only goes that far. So this is only useful to those who, so far, have
>>>been buying relatively expensive and large sets. It's of no use to those
>>>who already have TVs, even good ones. And it doesn't provide those
>>>all-important PVRs and DVDRs, either. So the good stuff is being kept in
>>>the closet.
>>>
>>>But it's real, and that's another one of my peeves. It's not cold
>>>fusion. I see this pretense that it doesn't exist as just another excuse
>>>for broadcasters to go blaming someone else for their own lack of
>>>involvement.
>>>
>>>Furthermore, there are other companies that provide good chipsets:
>>>Micronas, STMicroelectronics, ATI, and Samsung (that last one might not
>>>yet be at full production, who knows?).
>>>
>>>It is up to *broadcasters* and their NAB to inform themselves of these
>>>details, test them out, scream and shout if CE manufacturers aren't
>>>providing the goods, or if they see funny business is going on. Is
>>>someone getting paid off for keeping this stuff off the market? Or is it
>>>just bean counters that see "no demand"? If yes to either of these, then
>>>what makes you think a modulation change would change that?
>>>
>>>
>>>
>>>
>>>
>>>>LG committed to building the magic $50 decoders If Congress
>>>>would set a hard date.. The date has been set .. Where are
>>>>the units? Anyone else who grandstanded like that would be
>>>>held in contempt of Congress.
>>>>
>>>>
>>>
>>>I agree with you there, 100 percent. Where are they? And who should
>>>answer that question? Bureaucrats? In whose interest is it to get that
>>>stuff out there so DTT works well?
>>>
>>>
>>>
>>>
>>>
>>>>Fixed, mobile and portable are the future... fixed only is
>>>>dead..
>>>>
>>>>
>>>
>>>Fixed exists and is used a lot. Far from "dead." Market saturation does
>>>not translate to "dead." Lack of media hype does not mean "dead." The
>>>media can only hype up what is brand new, and best of all, what they
>>>don't really understand.
>>>
>>>Portable sets, e.g. plug-in type portables, can be supported by good
>>>ATSC receivers as well as any DVB-T receiver. The power draw is an issue
>>>regarless of ATSC or DVB-T. Again, PC lap-top type of solutions
>>>(rechargeable ~2 hour battery) can certainly work in this type of device
>>>for the time being, until power reduction solutions make it to the CMOS
>>>market.
>>>
>>>As of today, in all countries with DTT, handheld TV, or rather the
>>>promise of that market, is going to be fed from specialized streams,
>>>over dedicated frequencies. That can be accomplished here as it can
>>>anywhere.
>>>
>>>As to vehicular mobility, again, that can be pushed here too. It can
>>>work, and more importantly, that's the only single scenario where a good
>>>ATSC solution has to be demoed.
>>>
>>>
>>>
>>>
>>>
>>>>Stations do not want to promote a system that doesn't support
>>>>reliable reception.. The first impression Joe Six Pack has of
>>>>DTV reception will be the one that sticks with him...not the
>>>>one after he fights the antenna for an hour...
>>>>
>>>>
>>>
>>>Absolutely. Which is why it is up to broadcasters, and no one else, to
>>>figure out where the logjam is. Pretending that the logjam is a
>>>modulation standard is a sure recipe for failure, IMO.
>>>
>>>Bert
>>>
>>>
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>>>
>>>
>>
>>
>>
>
>
--
----
William B. Smith - Special Projects Engineer Email: wsmith@xxxxxxx
Technology Division ----------------------
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