https://www.militaryaerospace.com/articles/2018/08/position-navigation-and-navigation-pnt-gps-photonic-integrated-circuits-pics.htmlAugust 1, 2018/Client: DARPA /by Beth Boyter https://spirecomm.com/wp-content/uploads/2018/03/MilitaryAerospaceElectronics.png 45 125 Beth Boyter https://spirecommunications.com/wp-content/uploads/2017/12/SpireLogo-300x138.png Beth Boyter2018-08-01 20:48:312018-08-09 20:54:37DARPA Eyes Photonic Integrated Circuits for Non-GPS Position, Navigation, and Timing (PNT)