[opendtv] Re: Technology years
- From: "Dale Kelly" <dalekelly@xxxxxxxxxxx>
- To: <opendtv@xxxxxxxxxxxxx>
- Date: Fri, 19 Jan 2007 16:37:02 -0800
John S. wrote:
> When the ATSC adopted E-VSB as part of A/53E, they included poison-pill
> non-technical restrictions such as:
>
> ********
> 5.6.1 Enhanced Stream Rate Limits
>
> Limits have been defined for the maximum bitrate in the Enhanced (E-VSB)
> service. At all times, the quality of video in the main stream shall be
> equal to or better than the equivalent program in the Enhanced
> stream. In the event that the programming is different in the main and
> Enhanced streams, a higher resolution format is deemed to be higher
> quality. Additionally, during premium programming times, the maximum
> bitrate in the> enhanced (EVSB) stream shall be 3 Mbps out of the
> total 19.4 Mbps channel capacity.
This is a prime example of the ATSC's "technical gerrymandering" that I
mentioned in a recent post. We who argued against this "poison pill" were as
"voices in the wilderness".
Dale
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