GPS III space vehicles will introduce new capabilities to meet higher demands of both military and civilian users. It brings the full capability to use M-Code in support of warfighter operations.

Typically they use a normal oscillator, like a crystal, and improve its accuracy by pairing it with the timing signal from a GPS satellite. This one is a standalone model built by [Szabolcs ...

GPS IIF satellite vehicles continue to modernize the GPS constellation while bringing new capabilities to both military and civilian users. GPS IIF SVs will bring into service the dedicated civil ...

These days, that data comes from a global satellite navigation system. In the USA, that means GPS. GPS is currently having some problems though. This is where Receiver autonomous integrity ...

and the combined weights of a GPS and a biotelemetry device, as well as their shapes, need to be considered. Satellite telemetry has been used for large marine vertebrates since the early 1980s ...