SPOT Satellite Messenger 1970-01-01
SWEPOS 1970-01-01
SailTimer 1970-01-01
Satellite navigation device 1970-01-01
Satellite navigation software 1970-01-01
Satmap 1970-01-01
Securus, Inc. 1970-01-01
Selective availability anti-spoofing module 1970-01-01
Shadow Matching 1970-01-01
SiRF 1970-01-01
SiRFstarIII 1970-01-01
SiReNT 1970-01-01
Spartan Packet Radio Experiment 1970-01-01
StarFire (navigation system) 1970-01-01
Telematics 1970-01-01
Telogis 1970-01-01
Time to first fix 1970-01-01
TopoFusion 1970-01-01
US Fleet Tracking 1970-01-01
United States v. Jones (2012) 1970-01-01