DARPA looks beyond GPS for positioning, navigating, and timing

• Autores: David Kramer
• Localización: Physics today, ISSN 0031-9228, Vol. 67, Nº. 10, 2014, pág. 23
• Idioma: inglés
• Texto completo no disponible (Saber más ...)
• Resumen

  • Cold-atom interferometry, microelectromechanical systems, signals of opportunity, and atomic clocks are some of the technologies the defense agency is pursuing to provide precise navigation when GPS is unavailable