Granted Patent
Utility
US 5,638,405 · App. 08/192,046
Dual-mode baseband controller for radio-frequency interfaces relating to digital cordless telephones
Inventors:
Alan F. Hendrickson, Joseph W. Peterson
Patented Case
View Patent ↗
Granted: Jun 10, 1997
Filed: Feb 4, 1994
Inventors
Alan F. Hendrickson
Joseph W. Peterson
Assignee (at issue)
AMD 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.