Granted Patent
Utility
US 5,764,630 · App. 08/621,361
Forward link carrier recovery in an OCDMA spread spectrum communication system without a pilot tone
Inventors:
Francis D. Natali, John E. Ohlson
Patented Case
View Patent ↗
Granted: Jun 9, 1998
Filed: Mar 25, 1996
Inventors
Francis D. Natali
John E. Ohlson
Assignee (at issue)
Stanford Telecommunications, Inc.
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.