[opendtv] Re: Terrayon 7000 Manuals ?
- From: "John Willkie" <JohnWillkie@xxxxxxxxxxxxx>
- To: <opendtv@xxxxxxxxxxxxx>
- Date: Sat, 6 Aug 2005 23:53:07 -0700
the metadata grooming aspects are of interest to me. Unfortunately, my
associates have not been able to get the unit working, and one problem I've
subsequently discovered is that a key software encryption license ran out on
July 27, 2005, the day before I looked at the unit.
John Willkie
----- Original Message -----
From: "Donald Koeleman" <donald.koeleman@xxxxxxxxxx>
To: <opendtv@xxxxxxxxxxxxx>
Sent: Friday, July 29, 2005 4:31 PM
Subject: [opendtv] Re: Terrayon 7000 Manuals ?
> Now, I would have too go and google as to what a bit bucket is. The Imedia
> (and various corporate names following that, through acquisition,
licensing,
> co-marketing and so on, funilly they where taking on GI, which became the
> first licensee to the Cherrypicker) Cherrypicker is a 'real-time'
> statistical re-multiplexer, allowing for bit-rate adjustments of MPEG2
> videostreams by re-quantisation. Many years ago ('97?) they had booked a
> conference room at the local Hilton during IBC to demo their original
system
> (still the GI systems version), which they would go show at the main
> satellite tv platform operators/broadcasters, like Canal +, following
their
> Amsterdam visit. Anyway it was a different concept, but also based on
> statistical multiplexing.
>
> It centered around centralized play-out and content origination/channel
> aggregation as it looked a head across a provider's channels' content for
24
> hours and following that compressing all of it so it would fit nicely in
the
> available transponders, offering the maximum video quality given the
> available transponder capacity, assigning less bandwidth to less demand
> content and more to harder to compress material, evening out across a
number
> of channels.
>
> So, all material for the next 24 hours would get compressed and stored on
> servers awaiting play-out. This approach presented the with several
> difficulties in selling their product(s), the big operators that would
> benefit from such a large scale set-up and at the time demanding storage
> systems (basically any serious play-out still relied on tape), all-ready
> were up and running with real-time encoding systems. Content is often
> partially live, and thus can not be pre-processed, origination of channels
> on a platform is not always from the same location/play-out/uplinkservice
> provider, and so on.
>
> Somehow this plan was quickly abandonned following this presentation and
> replaced with the first commercially available statistical remultiplexer,
> the Cherrypicker, a dedicated machine to take one or more programme
streams
> from a (multiple) mpeg ts combining them and making them fit into a new
> transportstream. This has become standard technology on many vendors'
> head-end and compression equipment, like that of Tandberg, but they still
> market it for dedicated jobs, including occassions where the bitrate
> reduction required is fairly large.
>
> Of course, the original expectations uttered that it would go into the
many
> local cable-head-ends to come up with the local channel line up, didn't
come
> to live, as the number of head-ends decreased dramatically, and digital
> cable in Europe has been slow(er) to take-off, but it has become a well
> known and established piece of equipment in digital broadcasting.
>
> Donald
>
> ----- Original Message -----
> From: "Lindhoff, Andrew" <axl1@xxxxxxx>
> To: <opendtv@xxxxxxxxxxxxx>
> Sent: Friday, July 29, 2005 8:22 PM
> Subject: [opendtv] Re: Terrayon 7000 Manuals ?
>
>
> John:
> John:
>
> I have been in a combination of broadcast and industrial television for
> 40 years, and I have never heard of anything being called a Cherry
> Picker before except a bucket truck. Since bucket trucks are often used
> in TV Production, especially so in Industrial Television, it wouldn't
> have been off-target at all to have included it on this list. I suppose
> I should have taken a shot at cable television at some point in my
> career, but the thought never struck me to do so. So, I guess that
> there is very possibly a whole slug of TV literacy which has been denied
> to me. But, being the helpful little soul that I always try to be, if
> your associate ever does purchase a bucket truck, he or she might just
> be able to pick-up the shop manual for it on Ebay.=20
>
> Drew Lindhoff. =20
>
> -----Original Message-----
> From: opendtv-bounce@xxxxxxxxxxxxx [mailto:opendtv-bounce@xxxxxxxxxxxxx]
> On Behalf Of John Willkie
> Sent: Friday, July 29, 2005 1:34 PM
> To: opendtv@xxxxxxxxxxxxx
> Subject: [opendtv] Re: Terrayon 7000 Manuals ?
>
>
> Drew;
>
> I guess I should have explained just a bit more. First, the associate
> did buy the unit on Ebay.
>
> A Terayon Cherry Picker (www.terayon.com) is a box that takes in
> multiple transport streams, processes the tables and streams, and
> permits one to output to multiple transports streams. They're used by
> broadcasters and cable TV systems.
>
> Me trying to work with a cherry-picker to get up a pole: that's a
> priceless image. I gave up those dreams with my childhood. I think
> such a request would have been at least slightly off-topic.
>
> John Willkie
> ----- Original Message -----=20
> From: "Lindhoff, Andrew" <axl1@xxxxxxx>
> To: <opendtv@xxxxxxxxxxxxx>
> Sent: Friday, July 29, 2005 6:56 AM
> Subject: [opendtv] Re: Terrayon 7000 Manuals ?
>
>
> > John:
> >
> > I am not sure just how esoteric a manual for a Terayon 7000 Cherry=20
> > Picker would be, but has your friend thought of trying Ebay? They=20
> > have service and operators manuals for a great many different kinds of
>
> > equipment both old and new. I have picked-up manuals for 30 year old=20
> > pieces of test equipment, and recently was searching Ebay for a shop=20
> > manual for a 1998 GMC Jimmy SUV. I am not sure whether or not truck=20
> > manuals (I am assuming that the Terayon 7000 is a bucket truck) could=20
> > be found on Ebay, but, hey, it might be at least worth a try.
> >
> > Drew Lindhoff. =3D20
> >
> > -----Original Message-----
> > From: opendtv-bounce@xxxxxxxxxxxxx=20
> > [mailto:opendtv-bounce@xxxxxxxxxxxxx]
> > On Behalf Of John Willkie
> > Sent: Thursday, July 28, 2005 10:17 PM
> > To: opendtv@xxxxxxxxxxxxx
> > Subject: [opendtv] Terrayon 7000 Manuals ?
> >
> >
> > A friend of mine has taken delivery of a Terayon 7000 Cherry Picker.=20
> > Unfortunately, the unit is no longer supported by Terayon. He has the
>
> > installation manuals, but none others. After many weeks of work, he's=20
> > built a controller unit and interfaced it to the cherry picker.=20
> > Unfortunately, it appears that he doesn't have the full system
> > operating: no tables, no ability to define program services or program
>
> > streams.
> >
> > Does anyone have a pdf or printed user/operations or technical for one
>
> > of these puppies?
> >
> > Any help would be appreciated.
> >
> > John Willkie
> > =3D20
> > =3D20
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> =20
> =20
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