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• Autores: Mark Fischetti
• Localización: Scientific American, ISSN 0036-8733, Vol. 299, Nº. 6, 2008, págs. 116-116
• Idioma: inglés
• Texto completo no disponible (Saber más ...)
• Resumen

  • The article looks at several issues associated with the technology of the Global Positioning System. The author explains the difference between triangulation and trilateration and notes that the U.S. GPS system uses trilateration. Several other regional and international satellite positioning systems covering Russia, Europe and China are briefly described.