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Posted by Bill Matern on September 7, 2005, 3:06 pm
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Check out the ITU I.150 series.
Bill Matern
wtm at ncomm dot com
====
NComm provides complete software solutions, including the device driver, for
the physical layer requirements of T1, E1, T3, E3 and SONET/SDH including
APS.
> I want to learn these patterns for BERT, thing is i'm told by a site
> that they are pseudorandom sequences based on an 11 and 15 bit shift
> register, respectively. That doesn't explain the actual algorithm
> though :S could someone clear it up for me as well as explain what
> sequence of bits is used and why? thanks alot in advance :)
> oh and is the same algorithm also valid for 2E20-1, 2E23-1 and so on
> for 20 and 23 bits?
>
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