Granted Patent
Utility
US 5,909,436 · App. 08/704,809
Random access orthogonal frequency division multiplex system and method
Inventors:
Bo Engstrom, Roger Larsson, Mattias Wahlqvist, Christer Östberg
Patented Case
View Patent ↗
Granted: Jun 1, 1999
Filed: Aug 28, 1996
Inventors
Bo Engstrom
Roger Larsson
Mattias Wahlqvist
Christer Östberg
Assignee (at issue)
Telia Company AB
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.