[time-nuts] Carrier phase tracking
Dr Bruce Griffiths
bruce.griffiths at xtra.co.nz
Mon Feb 19 16:32:34 EST 2007
Rob Kimberley wrote:
> Interestingly, no one has mentioned the Augmentation systems like WAAS or
> EGNOS where wide area correction data is transmitted down from INMARSAT to
> improve nav accuracy. Primarily aimed at improved aircraft navigation
> systems, it has a benefit for timing users. Zyfer have done some work in
> this area, and I'll dig out a copy of the info and put it on my web site,
> and post the link.
> Rob Kimberley
The improvement in timing available with WAAS would appear to be a
little better than that available from a good timing receiver but far
short of that possible with carrier phase tracking.
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