[ntp:questions] IEEE 1588 (PTP) at the nanosecond level?
Magnus Danielson
magnus at rubidium.dyndns.org
Thu Mar 20 20:27:39 UTC 2014
On 19/03/14 18:51, E-Mail Sent to this address will be added to the
BlackLists wrote:
> Martin Burnicki wrote:
>> Magnus Danielson wrote:
>>> Indeed. If you read the right article from 1990 you
>>> also know you can do it on L1 C/A only by monitoring
>>> both code and carrier phase, as their ionospheric
>>> effect have opposite signs.
>>
>> That's interesting, and I didn't know about this.
>>
>> Do you have a pointer to this article?
>
> <http://www.navipedia.net/index.php/Code-Carrier_Divergence_Effect>
> <http://www.dtic.mil/cgi-bin/GetTRDoc?AD=ADA497270>
There ya' go! It was the Robert Giffard article I was refering to, but
was too tired to dig up at the time.
> <http://www.academia.edu/457163/Ionosphere_Effect_Mitigation_for_Single-frequency_Precise_Point_Positioning>
> <http://www.ngs.noaa.gov/PUBS_LIB/GPSCarrierPhase.pdf>
Haven't see those two, so I will see if they add something new.
Cheers,
Magnus
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