GPS

(redirected from WAAS)
Also found in: Dictionary, Medical, Acronyms, Encyclopedia.
Related to WAAS: DGPS
Graphic Thesaurus  🔍
Display ON
Animation ON
Legend
Synonym
Antonym
Related
  • noun

Synonyms for GPS

a navigational system involving satellites and computers that can determine the latitude and longitude of a receiver on Earth by computing the time difference for signals from different satellites to reach the receiver

References in periodicals archive ?
While you can't rely on WAAS vertical guidance when choosing an approach and airport for alternate planning, that all becomes irrelevant once you depart.
WAAS significantly improves GPS accuracy from 100 metres to about two metres.
We are pleased to have been part of the FAA's success in achieving WAAS initial operational capability in 2003, and we look forward to continuing this relationship as WAAS evolves into a seamless, high availability, satellite-based navigation system throughout North America," said Bob Eckel, vice president of Air Traffic Management Systems at Raytheon.
SBFZ means you have comm, ILS, a WAAS GPS that's certified for LPV precision approaches, an ADF receiver and "other" equipment, which is the Z you would reference in Item 18 on the form.
Raytheon was the original development contractor for WAAS and has continued working with the FAA on WAAS improvements since it was certified for NAS in 2003.
These reports are a product of data collected at WAAS reference stations around the world, with the greatest concentration centration in Canada, Mexico and the United States, including Alaska, Hawaii and Puerto Rico.
TELECOMWORLDWIRE-26 June 2009-NovAtel awarded new WAAS receiver contract worth up to USD9.
GCCS will enable WAAS realization and help make satellite-based navigation for aviation a reality," said Don Antonucci, president, Lockheed Martin Air Traffic Management.
Got a lesser-equipped aircraft without a WAAS GPS or a panel display?
Both WAAS vertical guidance and baro-VNAV support approaches to LNAVNNAV lines of minima.
The FAA payload is the first in a series of WAAS (wide area augmentation system) commercial space missions.
The other reason for higher minima is that LNAVs lack WAAS precision: WAAS improves signal accuracy both horizontally and vertically from 20 meters to about one--a 20:1 improvement.