Granted Patent
Utility
US 6,459,407 · App. 09/950,551
Cross-correlation system for time recovery in network-assisted GPS positioning
Inventors:
David Akopian, Jari Syrjarinne
Patented Case
View Patent ↗
Granted: Oct 1, 2002
Filed: Sep 10, 2001
Inventors
David Akopian
Jari Syrjarinne
Assignee (at issue)
Nokia Mobile Phones Ltd.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.