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Date: Fri, 22 Feb 2019 14:22:29 -0800 (PST)
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Subject: Re: ? Are there LDPC error code lib in Ada ? thanks.
From: Daniel Norte Moraes <danielcheagle@gmail.com>
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Xref: reader01.eternal-september.org comp.lang.ada:55639
Date: 2019-02-22T14:22:29-08:00
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Em sexta-feira, 22 de fevereiro de 2019 18:45:49 UTC-3, Dmitry A. Kazakov  escreveu:
> On 2019-02-22 21:35, Daniel Norte Moraes wrote:
> 
> >    Are there LDPC error code lib in Ada ?
> 
> Isn't it more a hardware thing?
> 
> >    Any bind or raw Ada ?
> 
> Not that I know. It could be implemented of course, e.g. using a simple 
> look-up table, but the purpose is not clear.

 via software. from personal computer passing by powefull servers to
mobily.

> 
> >    My main uses are for:
> >      1)files and chunks inside files,
> >      2) in memory streams code e decoder
> >      3) network
> 
> These do not fall into the category of "noisy transmission channel". 

   You are Correct. :-)

> Files, memory, network transports have integrated error correction 
> already. On top of these you would use none or something rather simple, 
> e.g. a checksum xor or Fletcher.

  Main objective is "forward error recover" e.g:
  1) try automatic recover data in engine of distributed database before
need to ask for retransmission data from nodes
  2) and auto-recover for data received.

  Fletcher ? :-)

> 
> -- 
> Regards,
> Dmitry A. Kazakov
> http://www.dmitry-kazakov.de

Really Thanks! :-)

[]'s Dani.