Patent ID: 8866671

Claim:
A method comprising: with a satellite positioning system (SPS) receiver enabled device: obtaining one or more electronic signals representing partial first system time information, said partial first system time information comprising one or more portions but not all of a first system time identifier identifying a system time, wherein the system time is an instance of an incrementing time value associated with a first navigation system; obtaining one or more electronic signals representing second system time information, said second system time information comprising at least a portion of a second system time identifier associated with a second system, wherein said first navigation system and said second system comprise different Global Navigation Satellite Systems; and generating one or more electronic signals operatively identifying a first system time associated with said first navigation system based, at least in part, on said partial first system time information and at least said portion of said second system time information, wherein the at least said portion of said second system time information provides information on one or more of the missing portions of time of said partial first system time information.