[opendtv] Re: 20040722 Thundering Thursday Thanks (Mark's Mon day Memo)
- From: "Keith Jack" <kjack2@xxxxxxxxxxxxxxxxxxxxx>
- To: <opendtv@xxxxxxxxxxxxx>
- Date: Fri, 23 Jul 2004 14:43:50 -0700
Given the second point, how do they handle a mix of 720p and 1080i?
> -----Original Message-----
> From: opendtv-bounce@xxxxxxxxxxxxx
> [mailto:opendtv-bounce@xxxxxxxxxxxxx] On Behalf Of John Shutt
> Sent: Friday, July 23, 2004 2:33 PM
> To: opendtv@xxxxxxxxxxxxx
> Subject: [opendtv] Re: 20040722 Thundering Thursday Thanks
> (Mark's Mon day Memo)
>
>
> Frank,
>
> First of all, both cable and broadcasters have access to the
> Terayon Cherry Picker which can "groom" bitstreams to any
> bitrate you wish, so it is very easy for cable headends to
> lower the HD bitrate of broadcasters.
>
> Secondly, digital must carry rules state that if a cable
> company carries a broadcaster in HD, they must carry that
> broadcaster in the same resolution that they carry other HD
> services, but not necessarily in the same resolution and/or
> bitrate the broadcaster is using. So if a cable company
> squeezes Discovery HD to 12 Mbps, they can squeeze CBS HD to 12 Mbps.
>
> >From FCC R&O FCC01-22:
>
> "From our perspective, the issue of material degradation is
> about the picture quality the consumer receives and is
> capable of perceiving and not about the number of bits
> transmitted by the broadcaster if the difference is not
> really perceptible to the viewer. Such an interpretation is
> consistent with the language of the Act, which applies to
> material degradation, not merely technical changes in the signals."
>
> Third, as far as our PBS station goes, we are required to
> simulcast 75% of our OTA signal on the DTV channel, and at
> the same time our digital viewers want the PBS HD service.
> Therefore we have no choice but to multicast both an HD and an SD.
>
> John Shutt
>
> ----- Original Message -----
> From: "Eory Frank-p22212" <Frank.Eory@xxxxxxxxxxxxx>
>
>
> > Which is precisely why I don't believe Cox is doing anything to
> deteriorate them. Unfortunately, there is no equivalent FCC
> problem for a local broadcaster who deteriorates the quality
> of the network HD feed, just so he can multicast an HD and an
> SD program on his DTV channel.
> >
> > -- Frank
>
>
>
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