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...milar to the [[FAA]]'s differential GPS [[Wide Area Augmentation System]] (WAAS). Since the deployment of StarFire, the wide availability of mobile interne ...rly dramatically from similar systems like [[Wide Area Augmentation System|WAAS]]. ...

...he broadcast coverage area of the system. The system is known in the US as WAAS ([[Wide Area Augmentation System]]), in Europe as EGNOS ([[European Geostat ...

{{redirect|WAAS|other uses of the acronym "WAAS"|WAAS (disambiguation)}} |name = Wide Area Augmentation System (WAAS) ...

Real-time data was collected at fourteen permanent ground stations spread across Canada, and forwarded to the central station, "NRC1", in [[Ot ...it less cost-effective than solutions like [[Wide Area Augmentation System|WAAS]] or [[StarFire (navigation system)|StarFire]], which receive their correct ...

[[File:Claas Baseline HD.jpg|thumb|Transportable DGPS reference station ''Baseline HD'' by [[CLAAS]] for use in satellite-assisted steering ...urate known position and its less accurate satellite-derived position. The stations broadcast this data locally—typically using ground-based transmitters of sh ...

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...s, the satellite-based component is the [[Wide Area Augmentation System]] (WAAS); in Europe, it is the [[European Geostationary Navigation Overlay Service] * Regional SBAS including WAAS (US), EGNOS (EU), MSAS (Japan), [[GPS-aided geo-augmented navigation|GAGAN] ...

...States Coast Guard |access-date=2024-04-04}}</ref> Commercial [[AM radio]] stations can be used for this task due to their long range and high power, but strin ...a usable navigation aid is done by a navigation converter, which takes the reference signal and compares the phasing with the variable signal. The phase differe ...

...|url-status = live}}</ref> In 2015, the UK planned to reduce the number of stations from 44 to 19 by 2020.<ref name="NATS" /> ...of about 25 antenna pairs that form a circle around the center 30&nbsp;Hz reference antenna. ...

[[Category:WAAS reference stations]] ...

...th visual observations (known as [[Piloting (navigation)|pilotage]]), with reference to appropriate maps. This may be supplemented using radio navigation aids o ...ion to be determined from a single beacon alone. For convenience, some VOR stations also transmit local weather information which the pilot can listen in to, p ...

...s=live |author=Arthur C. Clarke|title= Extraterrestrial Relays: Can Rocket Stations Give World-wide Radio Coverage?|publisher=Arthur C. Clarke Institute for Sp ...02|publisher=American Cancer Society|doi=10.1002/0471208051.fre018|title = Reference Manual for Telecommunications Engineering|isbn = 0471208051}}</ref> ...

...ber of ILS installations,<ref>{{cite web |title=Satellite Navigation - GPS/WAAS Approaches |url=http://www.faa.gov/about/office_org/headquarters_offices/at ...on height. This is the height at which the pilot must have adequate visual reference to the landing environment (e.g. approach or runway lighting) to decide whe ...

...Total aircraft movements by class of operation — NAV Canada flight service stations|website=www.statcan.gc.ca|access-date=4 May 2018|url-status=live|archive-ur [[Category:WAAS reference stations]] ...

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...ight]]'' (TOFs) of energy waves traveling between the vehicle and multiple stations at known locations. ...ed by the wave propagation speed: ''PR{{=}}TOF{{sdot}}s''. In general, the stations' clocks are assumed synchronized but the vehicle's clock is desynchronized. ...