Granted Patent
Utility
US 6,046,595 · App. 08/348,625
Group delay estimate system using least square fit to phase response ramp
Inventor:
Jay M. Wardle
Patented Case
View Patent ↗
Granted: Apr 4, 2000
Filed: Dec 2, 1994
Inventor
Jay M. Wardle
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.