Significant investments would be needed to build a network of transmitter stations to give signal coverage, or to upgrade existing ones dating back decades when radio navigation was standard. (fortune.com)
He said, it was a space - based radio navigation system owned by the United States government and operated by the United States Air Force, explaining,» It is a global navigation satellite system that provides geo - location and time information to a GPS receiver anywhere on or near the Earth where there is an unobstructed line of sight to four or more GPS satellites.» (ghanapoliticsonline.com)
Technology updates are more significant, with highlights such as the Discover Pro radio navigation system with a 9.2 - inch display and gesture control, as well as the Media Control app which allows users to control many of the functions of the infotainment system from a tablet or smartphone. (drivemag.com)