[opendtv] Re: Toward digital TV

  • From: Tom Barry <trbarry@xxxxxxxxxxx>
  • To: opendtv@xxxxxxxxxxxxx
  • Date: Fri, 16 Dec 2005 19:38:55 -0500


Manfredi, Albert E wrote:
 > And I repeat that I am uninterested in professions of
 > faith, but very interested in real comparison results.
 >

That is fine as long as those real results are of testing things 
actually on the market.  I'm less interested now in theoretical 'should 
be' results or hype about apparently unmarketable prototypes.  We have 
long past the stage where those have much attractiveness to anyone.

I have very little use for gadgets available only to Korean lab techs.

- Tom





> John Shutt wrote:
> 
> 
>>Hey Bert,
>>
>>What do you think COFDM receivers have done in the past
>>couple of years, with literally tens of millions of
>>units sold worldwide?  Their development haven't stood
>>still either.
> 
> 
> Hey John, there's a difference. The early 8-VSB receivers
> were fairly completely inadequate, what with their echo
> tolerance limited to 0 to +15 usec. So improvements on
> these early designs was bound to be dramatic. More so
> than improvements on a design which is already inherently
> capable of reasonable symmetric echo toilerance, even in
> 2K mode.
> 
> Everything is a S curve. If you start at the bottom of
> the S curve you're bound to see more dramatic improvement
> than if you start a good way up.
> 
> 
>>Bob Miller is right, and today's COFDM outperforms
>>today's 8-VSB just as it did in 1999.
> 
> 
> And I repeat that I am uninterested in professions of
> faith, but very interested in real comparison results.
> 
> Bert
>  
>  
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