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Re: [MSG-1] DVB USB2 receiver setup

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  • Nigel Heasman
    ... Hi David, sorry about delay in replying. Thanks for the info about the correct Forward Error correction to be used. I ve been reading and attempting to
    Message 1 of 5 , Mar 15, 2013
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      On 12/03/13 08:20, David J Taylor wrote:
      > Many thanks, David.
      > That is an interesting variation in naming!
      > Again, out of interest, is there any(significant) difference between NBC
      > QPSK 3/4, NBC 8PSK 3/4 and DVBS QPSK 3/4 ?? All three are available
      > options and I'm using the first and reception is going well.
      > Thanks for the welcome back - I have never really been away - just a
      > silent member!!
      > Regards
      > Nigel
      > ======================================
      >
      > Nigel,
      >
      > Indeed - I don't quite get the relation between "Forward Error Recovery" and
      > "Punctured Code". Perhaps there is a similarity in some Chinese words?
      >
      > DVBS QPSK 3/4 is the one you want, at least, that's what my DVB World box is
      > set to..
      >
      > NBC may be noncoherent block-coded QAM, perhaps as described here:
      >
      > http://www-vs.informatik.uni-ulm.de/de/intra/bib/2007/ICC/DATA/S02S05P14.PDF
      > http://www.ncu.edu.tw/~ncu7020/Files/Phd_Repord/99/EECS/lzx/thesis.pdf
      >
      > but I'm not sure where it's used.
      >
      > Cheers,
      > David
      Hi David,
      sorry about delay in replying. Thanks for the info about the correct
      Forward Error correction to be used.
      I've been reading and attempting to understand the pdf's you linked to -
      mind numbing stuff but very important, I'm sure !!
      Regards
      Nigel
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