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A Personal Navigation Assistant ( PNA) also known as Personal Navigation Device or Portable Navigation Device ( PND) is a portable electronic product which combines a positioning capability (such as GPS) and navigation functions.
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The Wide Area Augmentation System ( WAAS) is an air navigation aid developed by the Federal Aviation Administration to augment the Global Positioning System (GPS), with the goal of improving its accuracy, integrity, and availability. Essentially, WAAS is intended to enable aircraft to rely on GPS for all phases of flight, including precision approaches to any airport within its coverage area ...
List of GPS satellites. As of 15 August 2023, 83 Global Positioning System navigation satellites have been built: 31 are launched and operational, 4 are unhealthy or in reserve, 41 are retired, 2 were lost during launch, and 1 prototype was never launched. 4 Block III satellites have completed construction and have been declared "Available For ...
The Global Positioning System ( GPS ), originally Navstar GPS, [2] is a satellite-based radio navigation system owned by the United States government and operated by the United States Space Force. [3] It is one of the global navigation satellite systems (GNSS) that provide geolocation and time information to a GPS receiver anywhere on or near the Earth where there is an unobstructed line of ...
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This is a list of notable commercial satellite navigation software (also known as GPS software) for various devices, with a specific focus on mobile phones, tablets, tablet PCs, (Android, iOS, Windows).
Login.gov is a single sign-on solution for US government websites. [1] It enables users to log in to services from numerous government agencies using the same username and password.