Granted Patent
Utility
US 5,799,243 · App. 08/774,647
Cellular radio system and a method for measuring the interference level
Inventor:
Heikki Ojaniemi
Patented Case
View Patent ↗
Granted: Aug 25, 1998
Filed: Dec 30, 1996
Inventor
Heikki Ojaniemi
Assignee (at issue)
Nokia Telecommunications Oy
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.