Re: [Discuss-gnuradio] Scrambler Mask, Seed and Lenght

[Johnathan Corgan]

On Fri, May 15, 2015 at 1:32 AM, Marcus Müller <address@hidden> wrote:

 

So, yes, I think I agree, and length should at least be 8 here (your polynomial has degree 7), and it's a bit uncommon to see a LFSR being used without the x^0 coefficient. 

Agree.  This was a poor implementation decision by someone who clearly didn't know what he was doing at the time :-)

I've been wanting to fix this for a long time; looks like 3.8 would be a good chance to break this properly.

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Johnathan Corgan
Corgan Labs - SDR Training and Development Services
http://corganlabs.com