[time-nuts] GPSDO disciplining algorithms

[Tim Shoppa]

See especially Appendix A here:
http://www.jackson-labs.com/assets/uploads/main/HP_AppNote.pdf

The HP goal was specifically to meet telco 48-hour holdover specs. Others
here have had vastly different concepts of holdover length (sometimes just
seconds!)

Tim N3QE

On Mon, Apr 13, 2015 at 9:03 AM, Alan Ambrose <alan.ambrose at anagram.net>
wrote:

> Hi all,
>
> I'm interested in GPSDO disciplining algorithms - presumably the good ones
> are really well thought out stochastic control algorithms.
>
> Is it possible to point me to the seminal references / papers / datasheets
> that describe typical algorithms and the advantages and disadvantages of
> the various approaches?
>
> I can see, for example:
>
>
> http://tycho.usno.navy.mil/papers/ts-2000/gpstime.steering.kmm.ion.sep00.pdf
>
> Am I right in thinking that this subject area usually called 'GPS
> disciplining' or 'GPS steering' in the literature?
>
> TIA, Alan
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