pseudolite
n.—Gloss: A pseudo satellite. «Airports could, however, have inexpensive pseudolites that would receive GPS signals and broadcast their own, to provide both a stronger signal locally and one that is geographically more advantageous than any of those received from satellites.» —“An air traffic control system for the twentieth(!) century” by Richard L. Garwin Bulletin of the Atomic Scientists Nov. 4, 2007. (source: Double-Tongued Dictionary)