[linux-dvb] Re: Nova-T 500 windows driver update fixes reception problems

Patrick Boettcher patrick.boettcher at desy.de
Fri Apr 27 09:59:06 CEST 2007


It seems that there will be some time that can be spent on linux-dvb in  
the close future. Just be patient.

best regards,

On Fri, 20 Apr 2007, chris dance wrote:
> Patrick Boettcher wrote:
> > Hi all,
> >
> > I have discussed with the people involved with Hauppauge at DiBcom and
> > wanted to know the problem.
> >
> > They explained me, that the actual problem/mistake is the broadcaster:
> > They are using SFNs (single-frequency network, a DVB-T mux is transmitted
> > by several, geographically different, transmitters) and each transmitter
> > has its own cell-id in the TPS. As the channels are the same, the cell-id
> > should be the same as well.
> >
> > I have the register settings for the dib3000p and dib7000p (no rev-eng
> > necessary) which disable some algos to work-around that. However I would
> > like to make that a module-load option, because here in France and afaik
> > in Berlin, Germany, the SFNs are OK and disable the algos may cost other
> > performance problems.
> >
> > I will try to prepare a patch for that as soon as I can.
> >
> >
> Hi Patrick,
> I'm also affected by this region specific problem (in Melbourne,
> Australia) and have been following this thread.  I was about to give
> up on the card, and dare I say, admit defeat and sell it off to a
> Windows user!  It's good to see that you have a good relationship with
> the chip manufacturers and have managed to secure the knowledge to
> resolve the problem as they have done so with the windows drivers.
> I don't have any driver development experience so I can't assist you
> here on the code side but I'd be more than happy to apply any
> diffs/patches and test as appropriate.  Also assisting with
> documentation might be another way I can reciprocate.  Please let me
> know if I can help out in any way.
> Cheers,
> Chris
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